JP2002318094A - Heat exchanger - Google Patents
Heat exchangerInfo
- Publication number
- JP2002318094A JP2002318094A JP2001118555A JP2001118555A JP2002318094A JP 2002318094 A JP2002318094 A JP 2002318094A JP 2001118555 A JP2001118555 A JP 2001118555A JP 2001118555 A JP2001118555 A JP 2001118555A JP 2002318094 A JP2002318094 A JP 2002318094A
- Authority
- JP
- Japan
- Prior art keywords
- tube
- heat exchanger
- tank
- insertion portion
- present
- 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
Links
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
- F28F9/04—Arrangements for sealing elements into header boxes or end plates
- F28F9/16—Arrangements for sealing elements into header boxes or end plates by permanent joints, e.g. by rolling
- F28F9/18—Arrangements for sealing elements into header boxes or end plates by permanent joints, e.g. by rolling by welding
- F28F9/185—Arrangements for sealing elements into header boxes or end plates by permanent joints, e.g. by rolling by welding with additional preformed parts
-
- 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
- F28D1/04—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 tubular conduits
- F28D1/053—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 tubular conduits the conduits being straight
- F28D1/0535—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 tubular conduits the conduits being straight the conduits having a non-circular cross-section
- F28D1/05366—Assemblies of conduits connected to common headers, e.g. core type radiators
- F28D1/05391—Assemblies of conduits connected to common headers, e.g. core type radiators with multiple rows of conduits or with multi-channel conduits combined with a particular flow pattern, e.g. multi-row multi-stage radiators
-
- 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
- F28F9/0202—Header boxes having their inner space divided by partitions
-
- 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
- F28F9/04—Arrangements for sealing elements into header boxes or end plates
- F28F9/16—Arrangements for sealing elements into header boxes or end plates by permanent joints, e.g. by rolling
- F28F9/18—Arrangements for sealing elements into header boxes or end plates by permanent joints, e.g. by rolling by welding
- F28F9/182—Arrangements for sealing elements into header boxes or end plates by permanent joints, e.g. by rolling by welding the heat-exchange conduits having ends with a particular shape, e.g. deformed; the heat-exchange conduits or end plates having supplementary joining means, e.g. abutments
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F2225/00—Reinforcing means
- F28F2225/04—Reinforcing means for conduits
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Details Of Heat-Exchange And Heat-Transfer (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、媒体が流通するチ
ューブと、前記チューブに連通するタンクを備えた熱交
換器に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a heat exchanger including a tube through which a medium flows, and a tank communicating with the tube.
【０００２】[0002]
【従来の技術】近年、フロンに代わるものとして、二酸
化炭素を媒体とする熱交換器が開発されている。この二
酸化炭素を媒体とする熱交換器は、二酸化炭素を高圧の
超臨界流体の状態で循環させるため、フロンを冷媒とす
る従来のものに比べて非常に高い耐圧性を要求される。2. Description of the Related Art In recent years, a heat exchanger using carbon dioxide as a medium has been developed as an alternative to CFCs. Since the heat exchanger using carbon dioxide as a medium circulates carbon dioxide in the state of a high-pressure supercritical fluid, it is required to have a very high pressure resistance as compared with a conventional heat exchanger using fluorocarbon as a refrigerant.
【０００３】要求される耐圧性確保のために、タンクの
形状を耐圧性に優れた円筒形にするとともに、チューブ
及びタンクの肉厚を厚くするという手段がとられてい
る。In order to ensure the required pressure resistance, measures have been taken to make the tank shape cylindrical with excellent pressure resistance and to increase the wall thickness of the tube and the tank.
【０００４】しかし、タンクを肉厚とした場合、タンク
の外径に比べて内径が小さくなり、これにともない、チ
ューブとタンクを接続するために形成されるチューブ挿
入穴の幅も狭くなる。チューブ挿入穴に合わせて、チュ
ーブの幅を狭くすると、伝熱面積の減少により熱交換性
能が低下するという問題があった。However, when the tank is made thicker, the inner diameter becomes smaller than the outer diameter of the tank, and accordingly, the width of the tube insertion hole formed for connecting the tube and the tank becomes narrower. When the width of the tube is reduced in accordance with the tube insertion hole, there is a problem that the heat exchange area is reduced and the heat exchange performance is reduced.
【０００５】この課題を解決するために、本願出願人は
特開２０００−２２０９７９号公報に記載のごとく、チ
ューブの幅をタンク内径よりも大きくして伝熱面積を確
保するとともに、チューブの端部をタンク挿入穴に合わ
せて幅を狭く加工し、挿入部とすることを提案してい
る。In order to solve this problem, as described in Japanese Patent Application Laid-Open No. 2000-220979, the applicant of the present application has made the width of the tube larger than the inner diameter of the tank to secure a heat transfer area, and at the end of the tube. It has been proposed that the width be narrowed according to the tank insertion hole to make it an insertion part.
【０００６】[0006]
【発明が解決しようとする課題】かかるチューブは、前
記課題を解決する上で有用であったが、かかるチューブ
を用いて量産に適した構造の熱交換器の開発が望まれて
いた。Although such a tube was useful in solving the above-mentioned problems, it has been desired to develop a heat exchanger having a structure suitable for mass production using such a tube.
【０００７】本発明はこのような観点からなされたもの
で、耐圧性に優れ、量産に適した構造の熱交換器を提供
することを課題とする。[0007] The present invention has been made from such a viewpoint, and it is an object of the present invention to provide a heat exchanger having excellent pressure resistance and a structure suitable for mass production.
【０００８】[0008]
【課題を解決するための手段】請求項１記載の発明は、
媒体が流通するチューブと、前記チューブを連通するタ
ンクを備えた熱交換器において、前記タンクは、細長の
開口部を設けたタンク部材と、前記開口部の長手方向に
所定の間隔で設けられるスペーサ部材とを備え、前記チ
ューブの挿入部は、前記スペーサ部材の間に介在させた
ことを特徴とする熱交換器である。According to the first aspect of the present invention,
In a heat exchanger including a tube through which a medium flows, and a tank communicating the tube, the tank includes a tank member having an elongated opening, and a spacer provided at a predetermined interval in a longitudinal direction of the opening. And a member, wherein the insertion portion of the tube is interposed between the spacer members.
【０００９】本発明によれば、タンク部材に所定の間隔
で設けられたスペーサ部材の間にチューブの挿入部を介
在させる構成なので、タンク部材にスペーサ部材とチュ
ーブとを交互に組み付けていくことが可能である。According to the present invention, since the tube insertion portion is interposed between the spacer members provided at predetermined intervals in the tank member, the spacer members and the tubes can be assembled alternately to the tank member. It is possible.
【００１０】従来は、全てのチューブを一度にタンクに
挿入していたため、タンクのチューブ挿入穴に合わせて
チューブピッチを調整する必要があったが、上記の組み
付け方法をとれば、面倒なチューブピッチの調整作業が
不要であり、組み付けが容易になる。Conventionally, all the tubes were inserted into the tank at once, so that it was necessary to adjust the tube pitch according to the tube insertion hole of the tank. No adjustment work is required, and assembly becomes easy.
【００１１】請求項２記載の発明は、請求項１記載の発
明において、前記スペーサ部材は、前記開口部の縁部を
保持するガイドを備え、前記開口部の長手方向にスライ
ド可能としたことを特徴とする熱交換器である。According to a second aspect of the present invention, in the first aspect of the invention, the spacer member includes a guide for holding an edge of the opening, and is slidable in a longitudinal direction of the opening. It is a characteristic heat exchanger.
【００１２】本発明によれば、スペーサ部材にガイドを
備えたことにより、スペーサ部材の脱落が防止されると
ともに、タンク部材にスペーサ部材とチューブとを交互
に組み付けていくことが一層容易になり、自動組み付け
も可能であるので、生産性が向上する。According to the present invention, since the spacer member is provided with the guide, the spacer member is prevented from falling off, and the spacer member and the tube can be more easily alternately assembled to the tank member. Since automatic assembling is also possible, productivity is improved.
【００１３】請求項３記載の発明は、媒体が流通するチ
ューブと、前記チューブを連通するタンクとを備えた熱
交換器において、前記チューブは、押し出し成形された
偏平状のものであり、前記チューブの端部には、断面矩
形状の挿入部を設け、前記挿入部は、前記チューブを複
数重ねて、これらの複数のチューブについて、一度に加
工してなることを特徴とする熱交換器である。According to a third aspect of the present invention, there is provided a heat exchanger including a tube through which a medium flows, and a tank communicating with the tube, wherein the tube is an extruded flat shape. Is provided with an insertion portion having a rectangular cross section at the end of the heat exchanger, wherein the insertion portion is formed by stacking a plurality of the tubes and processing the plurality of tubes at once. .
【００１４】本発明によれば、チューブの端部に設ける
挿入部を断面矩形状としたので、前記挿入部の形成は、
多数のチューブを積層固定しておいて、例えばフライス
加工等により一度に行うことが可能であり、生産性が向
上する。According to the present invention, the insertion portion provided at the end of the tube has a rectangular cross section.
A large number of tubes can be stacked and fixed at a time by, for example, milling or the like, thereby improving productivity.
【００１５】請求項４記載の発明は、媒体が流通するチ
ューブと、前記チューブを連通するタンクとを備えた熱
交換器において、前記チューブは、押し出し成形された
偏平状のものであり、前記チューブの端部には、断面矩
形状の挿入部を設け、前記挿入部は、プレス加工により
形成することを特徴とする熱交換器である。According to a fourth aspect of the present invention, there is provided a heat exchanger including a tube through which a medium flows, and a tank communicating with the tube, wherein the tube is an extruded flat shape. Is provided with an insertion portion having a rectangular cross section at an end of the heat exchanger, and the insertion portion is formed by press working.
【００１６】本発明によれば、チューブの端部に設ける
挿入部を断面矩形状としたので、前記挿入部の形成は、
プレス加工により行うことが可能であり、生産性が向上
する。According to the present invention, the insertion portion provided at the end of the tube has a rectangular cross section.
Pressing can be performed, and productivity is improved.
【００１７】請求項５記載の発明は、請求項１乃至４の
いずれか記載の発明において、前記熱交換器の内部の圧
力は、前記媒体の臨界点を上まわることを特徴とする熱
交換器である。According to a fifth aspect of the present invention, there is provided the heat exchanger according to any one of the first to fourth aspects, wherein a pressure inside the heat exchanger exceeds a critical point of the medium. It is.
【００１８】ここで、臨界点とは、気層と液層が共存す
る状態の高温側の限界（つまり高圧側の限界）であり、
蒸気圧曲線の一方での終点である。臨界点での圧力、温
度、密度は、それぞれ臨界圧力、臨界温度、臨界密度と
なる。熱交換器の内部において、圧力が媒体の臨界点を
上まわると、媒体は凝縮されない。Here, the critical point is a limit on a high temperature side (that is, a limit on a high pressure side) in which a gas layer and a liquid layer coexist.
One end of the vapor pressure curve. The pressure, temperature, and density at the critical point are the critical pressure, critical temperature, and critical density, respectively. If the pressure exceeds the critical point of the medium inside the heat exchanger, the medium will not condense.
【００１９】すなわち本発明は、合理的に構成された熱
交換器であり、内部の圧力が媒体の臨界点を上まわる熱
交換器として、極めて好適に使用することが可能であ
る。That is, the present invention is a rationally configured heat exchanger, and can be used very suitably as a heat exchanger whose internal pressure exceeds the critical point of the medium.
【００２０】[0020]
【発明の実施の形態】以下に、本発明の具体例を図面に
基いて詳細に説明する。Embodiments of the present invention will be described below in detail with reference to the drawings.
【００２１】図１は、本例の熱交換器を示す正面図であ
る。FIG. 1 is a front view showing the heat exchanger of this embodiment.
【００２２】図１に示すように、本例の熱交換器１は、
自動車の車内冷房用の冷凍サイクルに用いられる放熱器
である。媒体としては二酸化炭素を採用しており、熱交
換器１内部の圧力は、気温等の使用条件により、媒体の
臨界点を上まわる。As shown in FIG. 1, the heat exchanger 1 of the present embodiment comprises:
This is a radiator used for a refrigeration cycle for cooling the interior of an automobile. Carbon dioxide is used as the medium, and the pressure inside the heat exchanger 1 exceeds the critical point of the medium depending on usage conditions such as air temperature.
【００２３】本例の熱交換器１は複数のチューブ２と複
数のフィン３とを交互に積層するとともに、各チューブ
２の端部を一対のタンク４にそれぞれ連通接続して構成
している。The heat exchanger 1 of this embodiment has a structure in which a plurality of tubes 2 and a plurality of fins 3 are alternately stacked, and the ends of the tubes 2 are connected to a pair of tanks 4 respectively.
【００２４】媒体は、一方のタンク４に設けられた入口
部５から内部に取り入れられて、チューブ２及びフィン
３に伝わる熱によって熱交換をしつつチューブ２を流通
した後、他方のタンク４に設けられた出口部６から外部
に排出される。The medium is taken in from the inlet 5 provided in one tank 4 and flows through the tube 2 while exchanging heat by the heat transmitted to the tube 2 and the fins 3, and then flows into the other tank 4. It is discharged to the outside from the outlet 6 provided.
【００２５】チューブ２及びフィン３からなる層の上下
には、補強部材たるサイドプレート７をそれぞれ設けて
おり、各サイドプレート７の端部は、タンク４に支持し
ている。Above and below the layer composed of the tubes 2 and the fins 3, side plates 7 as reinforcing members are provided, and the end of each side plate 7 is supported by the tank 4.
【００２６】また、チューブ２、フィン３、タンク４、
入口部５、出口部６、及びサイドプレート７は、これら
を構成する各部材を組み付けて、この組み付け体を炉中
ろう付けすることによって一体に形成している。The tube 2, fins 3, tank 4,
The inlet part 5, the outlet part 6, and the side plate 7 are integrally formed by assembling the members constituting them and brazing the assembled body in a furnace.
【００２７】図２は、本例のチューブを示す斜視図であ
る。FIG. 2 is a perspective view showing the tube of this embodiment.
【００２８】図２に示すように、本例のチューブ２は、
アルミニウム合金を押し出し成形してなる偏平状のもの
であり、軸方向に亘って、適宜間隔で複数の媒体流路２
１が設けられている。As shown in FIG. 2, the tube 2 of this embodiment is
It is a flat shape formed by extruding an aluminum alloy, and has a plurality of medium flow paths 2 at appropriate intervals in the axial direction.
1 is provided.
【００２９】当該チューブ２は、幅方向の両脇に、媒体
流路を有しない延長部２２を備えている。この延長部２
２によりチューブ２の伝熱面積が拡大されて、媒体の熱
交換性が一層向上される。The tube 2 has extension portions 22 having no medium flow path on both sides in the width direction. This extension 2
2, the heat transfer area of the tube 2 is enlarged, and the heat exchange property of the medium is further improved.
【００３０】また、チューブ２の端部には、タンク４の
内部に挿入する断面矩形状の挿入部２３を設けている。
挿入部２３は、押し出し成形の後、前述した延長部２２
を削除して設けている。At the end of the tube 2, there is provided an insertion portion 23 having a rectangular cross section to be inserted into the inside of the tank 4.
After the extrusion molding, the insertion portion 23 is connected to the extension portion 22 described above.
Has been deleted.
【００３１】図３は、本例のチューブの加工方法を説明
するための斜視図であって、（Ａ）は加工前を、（Ｂ）
は加工中をそれぞれ示す。FIGS. 3A and 3B are perspective views for explaining a method of processing the tube of the present embodiment. FIG.
Indicates that each is being processed.
【００３２】チューブ２の挿入部２３の形成は、図３に
示すように、多数のチューブ２を積層固定しておいて、
例えばフライス加工等により一度に行う。これにより、
チューブ２を１本ずつ加工するのに比べて生産性が向上
する。The insertion portion 23 of the tube 2 is formed by laminating and fixing a large number of tubes 2 as shown in FIG.
For example, it is performed at once by milling or the like. This allows
The productivity is improved compared to processing the tubes 2 one by one.
【００３３】図４は、本例のチューブの他の加工方法を
示し、（Ａ）は平面図、（Ｂ）は正面図である。FIGS. 4A and 4B show another processing method of the tube of this embodiment, wherein FIG. 4A is a plan view and FIG. 4B is a front view.
【００３４】チューブ２の挿入部２３の形成は、図４に
示すように、複数のチューブ２を並べておいて、プレス
加工により一度に行う。これにより、チューブ２を１本
ずつ加工するのに比べて生産性が向上する。As shown in FIG. 4, the insertion portion 23 of the tube 2 is formed by arranging a plurality of tubes 2 and pressing them at once. Thereby, productivity improves compared with processing the tube 2 one by one.
【００３５】これらのチューブの加工方法は、挿入部２
３を断面矩形状としたことにより、はじめて可能とな
る。The processing method of these tubes is as follows.
This is possible only when the section 3 has a rectangular cross section.
【００３６】次に本例の熱交換器のタンクについて説明
する。図５に示すように、タンク４は断面Ｃ字状のタン
ク部材４１の開口部にスペーサ部材４２を嵌合して構成
される。Next, the tank of the heat exchanger of this embodiment will be described. As shown in FIG. 5, the tank 4 is configured by fitting a spacer member 42 into an opening of a tank member 41 having a C-shaped cross section.
【００３７】タンク部材４１は、ろう材をクラッドした
ブレージングシートを円筒状に曲げた後、開口部の対向
する縁部が平行な平面となるように追加工して形成す
る。The tank member 41 is formed by bending a brazing sheet clad with a brazing material into a cylindrical shape, and then performing additional processing so that opposing edges of the opening are parallel planes.
【００３８】図５は、本例のタンク、スペーサ部材及び
チューブを示す断面図（なお、フィンは省略した）であ
り、図６は、スペーサ部材を示す斜視図である。FIG. 5 is a sectional view (with fins omitted) showing the tank, the spacer member, and the tube of the present embodiment, and FIG. 6 is a perspective view showing the spacer member.
【００３９】スペーサ部材４２は、図５及び図６に示す
ように、タンク部材４１とほぼ同曲率の円弧状で、脱落
防止用のガイド４２１が設けられ、タンク部材４１の長
手方向にスライド可能になっている。スペーサ部材４２
は押し出し材をカットして形成され、そのカットする長
さはチューブ２の間隔に等しい。As shown in FIGS. 5 and 6, the spacer member 42 has an arc shape having substantially the same curvature as the tank member 41, and is provided with a guide 421 for preventing the spacer member 42 from falling off. Has become. Spacer member 42
Is formed by cutting the extruded material, and the cut length is equal to the interval between the tubes 2.
【００４０】熱交換器の各部材を組み付ける際は、１対
のタンク部材４１を、開口部を対向させて所定間隔に固
定設置し、スペーサ部材４２及びフィン３と、チューブ
２とを交互に組み付けていく。When assembling the members of the heat exchanger, a pair of tank members 41 are fixedly installed at predetermined intervals with the openings facing each other, and the spacer members 42, the fins 3, and the tubes 2 are assembled alternately. To go.
【００４１】従来は、全てのチューブを一度にタンクに
挿入していたため、タンクのチューブ挿入穴に合わせて
チューブピッチを調整する必要があったが、上記の組み
付け方法をとれば、面倒なチューブピッチの調整作業が
不要であり、組み付けが容易になる。Conventionally, all the tubes were inserted into the tank at one time, so it was necessary to adjust the tube pitch according to the tube insertion hole of the tank. No adjustment work is required, and assembly becomes easy.
【００４２】しかも、上記の組み付け方法であれば自動
組み付けが可能であるので、自動組み付けにすることに
より生産性がさらに向上する。In addition, since automatic assembling is possible with the above assembling method, productivity is further improved by using automatic assembling.
【００４３】なお、タンク４の両端部は図示しない閉塞
部材により閉塞する。Incidentally, both ends of the tank 4 are closed by closing members (not shown).
【００４４】本例では、タンク部材４１をブレージング
シート、スペーサ部材４２を押し出し材により形成した
が、タンク部材４１を押し出し材、スペーサ部材４２を
ブレージングシートにより形成してもよい。In this embodiment, the tank member 41 is formed of a brazing sheet and the spacer member 42 is formed of an extruded material. However, the tank member 41 may be formed of an extruded material and the spacer member 42 may be formed of a brazing sheet.
【００４５】次に、本発明の他の具体例を図７及び図８
に基づいて説明する。Next, another embodiment of the present invention will be described with reference to FIGS.
It will be described based on.
【００４６】図７は、本例の熱交換器を示す斜視図であ
り、図８は、本例の熱交換器を示す断面図（なお、フィ
ンは省略した）である。FIG. 7 is a perspective view showing the heat exchanger of the present embodiment, and FIG. 8 is a sectional view showing the heat exchanger of the present embodiment (fins are omitted).
【００４７】図７に示すように、本例の熱交換器１は、
自動車の車内冷房用の冷凍サイクルに用いられるエバポ
レータである。As shown in FIG. 7, the heat exchanger 1 of the present embodiment
It is an evaporator used for a refrigeration cycle for cooling the interior of an automobile.
【００４８】本例の熱交換器１は複数のチューブ２と複
数のフィン３とを交互に積層するとともに、各チューブ
２の端部を４対のタンク４にそれぞれ連通接続して構成
している。The heat exchanger 1 of this embodiment has a structure in which a plurality of tubes 2 and a plurality of fins 3 are alternately stacked, and the ends of each tube 2 are connected to the four pairs of tanks 4, respectively. .
【００４９】隣接するタンク同士は適所に設けられた連
通穴４４により連通されている。ただし、上側の２番目
と３番目のタンクだけは連通されていない。Adjacent tanks are communicated with each other by a communication hole 44 provided at an appropriate position. However, only the upper second and third tanks are not connected.
【００５０】タンク４の端部は閉塞部材４３１により閉
塞され、上側のタンク４の閉塞部材４３１の一方には入
口部５及び出口部６が設けられている。The end of the tank 4 is closed by a closing member 431, and one of the closing members 431 of the upper tank 4 is provided with an inlet 5 and an outlet 6.
【００５１】媒体は、入口部５から内部に取り入れられ
て、チューブ２及びフィン３に伝わる熱によって熱交換
をしつつ、図８の矢印Ｆに示すようにチューブ２を流通
した後、出口部６から外部に排出される。The medium is introduced into the inside from the inlet 5 and flows through the tube 2 as shown by the arrow F in FIG. 8 while performing heat exchange by the heat transmitted to the tube 2 and the fins 3. Is discharged to the outside.
【００５２】本例のチューブ２は、先の具体例のものを
横方向に４つ連結した形状であり、先の具体例と同様
に、押し出し成形したものを積層して、挿入部２３を一
度に加工する。The tube 2 of this embodiment has a shape obtained by connecting four of the above specific examples in the horizontal direction. As in the case of the above specific examples, the tubes 2 are extruded and laminated, and the insertion portion 23 is once inserted. Process into
【００５３】本例の各タンク４は、先の具体例のものと
基本的には同じであるが、隣接するタンク４と接合する
部分が平面に加工され、また、連通穴４４が設けられて
いる。Each of the tanks 4 of this embodiment is basically the same as that of the previous embodiment, except that a portion to be joined to the adjacent tank 4 is processed into a flat surface and a communication hole 44 is provided. I have.
【００５４】本例のスペーサ部材４２は、先の具体例の
ものを横方向に４つ連結した形状であり、タンク同士を
連結する機能も有している。The spacer member 42 of this embodiment has a shape obtained by connecting four of the above specific examples in the horizontal direction, and also has a function of connecting the tanks.
【００５５】なお、その他の構成及び効果については、
先の具体例と同様であるので、その説明を省略する。As for other configurations and effects,
Since this is the same as the above specific example, description thereof will be omitted.
【００５６】[0056]
【発明の効果】以上説明したように、請求項１記載の発
明は、媒体が流通するチューブと、前記チューブを連通
するタンクを備えた熱交換器において、前記タンクは、
細長の開口部を設けたタンク部材と、前記開口部の長手
方向に所定の間隔で設けられるスペーサ部材とを備え、
前記チューブの挿入部は、前記スペーサ部材の間に介在
させたことを特徴とする熱交換器である。As described above, according to the first aspect of the present invention, there is provided a heat exchanger including a tube through which a medium flows and a tank communicating the tube.
A tank member provided with an elongated opening, and a spacer member provided at predetermined intervals in the longitudinal direction of the opening,
The heat exchanger is characterized in that an insertion portion of the tube is interposed between the spacer members.
【００５７】本発明によれば、タンク部材に所定の間隔
で設けられたスペーサ部材の間にチューブの挿入部を介
在させる構成なので、タンク部材にスペーサ部材とチュ
ーブとを交互に組み付けていくことが可能であり、組み
付けが容易になる。According to the present invention, since the insertion portion of the tube is interposed between the spacer members provided at predetermined intervals in the tank member, the spacer member and the tube can be assembled to the tank member alternately. Possible and easy to assemble.
【００５８】請求項２記載の発明は、請求項１記載の発
明において、前記スペーサ部材は、前記開口部の縁部を
保持するガイドを備え、前記開口部の長手方向にスライ
ド可能としたことを特徴とする熱交換器である。According to a second aspect of the present invention, in the first aspect of the invention, the spacer member includes a guide for holding an edge of the opening, and is slidable in a longitudinal direction of the opening. It is a characteristic heat exchanger.
【００５９】本発明によれば、スペーサ部材にガイドを
備えたことにより、スペーサ部材の脱落が防止されると
ともに、タンク部材にスペーサ部材とチューブとを交互
に組み付けていくことが一層容易になり、自動組み付け
も可能であるので、生産性が向上する。According to the present invention, since the spacer member is provided with the guide, the spacer member is prevented from falling off, and the spacer member and the tube can be more easily assembled alternately to the tank member. Since automatic assembling is also possible, productivity is improved.
【００６０】請求項３記載の発明は、媒体が流通するチ
ューブと、前記チューブを連通するタンクとを備えた熱
交換器において、前記チューブは、押し出し成形された
偏平状のものであり、前記チューブの端部には、断面矩
形状の挿入部を設け、前記挿入部は、前記チューブを複
数重ねて、これらの複数のチューブについて、一度に加
工してなることを特徴とする熱交換器である。According to a third aspect of the present invention, there is provided a heat exchanger including a tube through which a medium flows, and a tank communicating with the tube, wherein the tube is an extruded flat shape. Is provided with an insertion portion having a rectangular cross section at the end of the heat exchanger, wherein the insertion portion is formed by stacking a plurality of the tubes and processing the plurality of tubes at once. .
【００６１】本発明によれば、チューブの端部に設ける
挿入部を断面矩形状としたので、前記挿入部の形成は、
多数のチューブを積層固定しておいて、例えばフライス
加工等により一度に行うことが可能であり、生産性が向
上する。According to the present invention, the insertion portion provided at the end of the tube has a rectangular cross section.
A large number of tubes can be stacked and fixed at a time by, for example, milling or the like, thereby improving productivity.
【００６２】請求項４記載の発明は、媒体が流通するチ
ューブと、前記チューブを連通するタンクとを備えた熱
交換器において、前記チューブは、押し出し成形された
偏平状のものであり、前記チューブの端部には、断面矩
形状の挿入部を設け、前記挿入部は、プレス加工により
形成することを特徴とする熱交換器である。According to a fourth aspect of the present invention, in a heat exchanger including a tube through which a medium flows and a tank communicating with the tube, the tube is an extruded flat shape, Is provided with an insertion portion having a rectangular cross section at an end of the heat exchanger, and the insertion portion is formed by press working.
【００６３】本発明によれば、チューブの端部に設ける
挿入部を断面矩形状としたので、前記挿入部の形成は、
プレス加工により行うことが可能であり、生産性が向上
する。According to the present invention, the insertion portion provided at the end of the tube has a rectangular cross section.
Pressing can be performed, and productivity is improved.
【００６４】請求項５記載の発明は、請求項１乃至４の
いずれか記載の発明において、前記熱交換器の内部の圧
力は、前記媒体の臨界点を上まわることを特徴とする熱
交換器である。According to a fifth aspect of the present invention, there is provided the heat exchanger according to any one of the first to fourth aspects, wherein the pressure inside the heat exchanger exceeds a critical point of the medium. It is.
【００６５】内部の圧力が媒体の臨界点を上まわる熱交
換器は、高い耐圧性が要求されるために、タンクの肉厚
を極めて厚くせざるを得ない。本発明によれば、内部の
圧力が媒体の臨界点を上まわるものであっても、効率的
に製造できる熱交換器を提供することができる。A heat exchanger in which the internal pressure exceeds the critical point of the medium is required to have a high pressure resistance, so that the thickness of the tank must be extremely large. Advantageous Effects of Invention According to the present invention, it is possible to provide a heat exchanger that can be manufactured efficiently even when the internal pressure exceeds the critical point of the medium.
【図１】 本発明の具体例に係り、熱交換器を示す正面
図である。FIG. 1 is a front view showing a heat exchanger according to a specific example of the present invention.
【図２】 本発明の具体例に係り、チューブを示す斜視
図である。FIG. 2 is a perspective view showing a tube according to a specific example of the present invention.
【図３】 本発明の具体例に係り、チューブの加工方法
を説明するための斜視図であって、（Ａ）は加工前を、
（Ｂ）は加工中をそれぞれ示す。FIG. 3 is a perspective view for explaining a method of processing a tube according to a specific example of the present invention.
(B) shows the state during processing.
【図４】 本発明の具体例に係り、チューブの加工方法
を示し、（Ａ）は平面図、（Ｂ）は正面図である。4A and 4B show a method of processing a tube according to a specific example of the present invention, wherein FIG. 4A is a plan view and FIG. 4B is a front view.
【図５】 本発明の具体例に係り、タンク、スペーサ部
材及びチューブを示す断面図である。FIG. 5 is a cross-sectional view showing a tank, a spacer member, and a tube according to a specific example of the present invention.
【図６】 本発明の具体例に係り、スペーサ部材を示す
斜視図である。FIG. 6 is a perspective view showing a spacer member according to a specific example of the present invention.
【図７】 本発明の具体例に係り、熱交換器を示す斜視
図である。FIG. 7 is a perspective view showing a heat exchanger according to a specific example of the present invention.
【図８】 本発明の具体例に係り、熱交換器を示す断面
図である。FIG. 8 is a cross-sectional view showing a heat exchanger according to a specific example of the present invention.
１ 熱交換器 ２ チューブ ２１ 媒体流路 ２２ 延長部 ２３ 挿入部 ３ フィン ４ タンク ４１ タンク部材 ４２ スペーサ部材 ４２１ ガイド ４３１ 閉塞部材 ４４ 連通穴 ５ 入口部 ６ 出口部 ７ サイドプレート ８ ダイ ８１ ダイ穴 ９ カッター Ｆ 媒体の流れ DESCRIPTION OF SYMBOLS 1 Heat exchanger 2 Tube 21 Medium flow path 22 Extension part 23 Insert part 3 Fin 4 Tank 41 Tank member 42 Spacer member 421 Guide 431 Closure member 44 Communication hole 5 Inlet part 6 Outlet part 7 Side plate 8 Die 81 Die hole 9 Cutter F Media flow
Claims (5)
ブを連通するタンクを備えた熱交換器において、 前記タンクは、細長の開口部を設けたタンク部材と、前
記開口部の長手方向に所定の間隔で設けられるスペーサ
部材とを備え、 前記チューブの挿入部は、前記スペーサ部材の間に介在
させたことを特徴とする熱交換器。1. A heat exchanger comprising a tube through which a medium flows, and a tank communicating the tube, wherein the tank has a tank member provided with an elongated opening, and a predetermined lengthwise direction of the opening. A heat exchanger comprising: a spacer member provided at intervals; and an insertion portion of the tube is interposed between the spacer members.
を保持するガイドを備え、前記開口部の長手方向にスラ
イド可能としたことを特徴とする請求項１記載の熱交換
器。2. The heat exchanger according to claim 1, wherein the spacer member includes a guide for holding an edge of the opening, and is slidable in a longitudinal direction of the opening.
ブを連通するタンクとを備えた熱交換器において、 前記チューブは、押し出し成形された偏平状のものであ
り、 前記チューブの端部には、断面矩形状の挿入部を設け、 前記挿入部は、前記チューブを複数重ねて、これらの複
数のチューブについて、一度に加工してなることを特徴
とする熱交換器。3. A heat exchanger including a tube through which a medium flows and a tank communicating with the tube, wherein the tube is an extruded flat plate, and an end of the tube includes: A heat exchanger characterized in that an insertion portion having a rectangular cross section is provided, and the insertion portion is formed by stacking a plurality of the tubes and processing the plurality of tubes at a time.
ブを連通するタンクとを備えた熱交換器において、 前記チューブは、押し出し成形された偏平状のものであ
り、 前記チューブの端部には、断面矩形状の挿入部を設け、 前記挿入部は、プレス加工により形成することを特徴と
する熱交換器。4. A heat exchanger including a tube through which a medium flows and a tank communicating with the tube, wherein the tube is an extruded flat plate, and an end of the tube includes: A heat exchanger, wherein an insertion portion having a rectangular cross section is provided, and the insertion portion is formed by press working.
の臨界点を上まわることを特徴とする請求項１乃至４の
いずれか記載の熱交換器。5. The heat exchanger according to claim 1, wherein a pressure inside the heat exchanger is higher than a critical point of the medium.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001118555A JP2002318094A (en) | 2001-04-17 | 2001-04-17 | Heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001118555A JP2002318094A (en) | 2001-04-17 | 2001-04-17 | Heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2002318094A true JP2002318094A (en) | 2002-10-31 |
Family
ID=18968930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2001118555A Pending JP2002318094A (en) | 2001-04-17 | 2001-04-17 | Heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2002318094A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005106409A (en) * | 2003-09-30 | 2005-04-21 | Zexel Valeo Climate Control Corp | Heat exchanger |
-
2001
- 2001-04-17 JP JP2001118555A patent/JP2002318094A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005106409A (en) * | 2003-09-30 | 2005-04-21 | Zexel Valeo Climate Control Corp | Heat exchanger |
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