JP2011075134A - Heat exchanger - Google Patents
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- JP2011075134A JP2011075134A JP2009224138A JP2009224138A JP2011075134A JP 2011075134 A JP2011075134 A JP 2011075134A JP 2009224138 A JP2009224138 A JP 2009224138A JP 2009224138 A JP2009224138 A JP 2009224138A JP 2011075134 A JP2011075134 A JP 2011075134A
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Abstract
Description
この発明は、熱交換器に関し、さらに詳しくは、たとえば車両に搭載される冷凍サイクルであるカーエアコンに好適に用いられる熱交換器に関する。 The present invention relates to a heat exchanger, and more particularly to a heat exchanger suitably used for a car air conditioner that is a refrigeration cycle mounted on a vehicle, for example.
たとえば車両に搭載される冷凍サイクルであるカーエアコンのコンデンサに適用される熱交換器として、互いに間隔をおいて配置された１対のヘッダタンクと、両ヘッダタンク間に並列状に配置されて両端部が両ヘッダタンクに接続された複数の熱交換管と、少なくともいずれか一方のヘッダタンクに固定された管接続部材と、管接続部材をヘッダタンクに取り付ける取付部材とを備えており、ヘッダタンクに取付部材を通すスリットが形成され、取付部材の一部がスリットに通されてヘッダタンクにろう付され、管接続部材が取付部材に仮止めされた状態でヘッダタンクおよび取付部材にろう付されているものが知られている（特許文献１参照）。 For example, as a heat exchanger applied to a condenser of a car air conditioner that is a refrigeration cycle mounted on a vehicle, a pair of header tanks arranged at intervals from each other, and both ends arranged in parallel between both header tanks A plurality of heat exchange pipes connected to both header tanks, a pipe connection member fixed to at least one of the header tanks, and an attachment member for attaching the pipe connection member to the header tank. A slit through which the mounting member is passed is formed, a part of the mounting member is passed through the slit and brazed to the header tank, and the pipe connecting member is temporarily fastened to the mounting member and brazed to the header tank and the mounting member. Is known (see Patent Document 1).
特許文献１記載の熱交換器は、管接続部材に取付部材嵌入溝が形成しておき、取付部材におけるヘッダタンク外に存在する部分に設けられた嵌入部が、管接続部材の取付部材嵌入溝内に嵌め入れられ、この状態で、取付部材の一部がスリットを通してヘッダタンク内に外側から挿入され、ヘッダタンク、熱交換管、フィン、サイドプレートなどを組み付けた後、適当な治具により仮止めし、炉内で全部品が一括してろう付されることにより製造される。 In the heat exchanger described in Patent Document 1, an attachment member insertion groove is formed in the pipe connection member, and an insertion portion provided in a portion of the attachment member outside the header tank is an attachment member insertion groove of the pipe connection member. In this state, a part of the mounting member is inserted from the outside into the header tank through the slit, and the header tank, heat exchange pipe, fins, side plate, etc. are assembled, and then temporarily mounted with an appropriate jig. It is manufactured by stopping and brazing all parts together in a furnace.
しかしながら、特許文献１記載の熱交換器においては、取付部材の一部がスリットを通してヘッダタンク内に外側から挿入されているだけであり、取付部材のヘッダタンクへの位置決めが不十分であり、熱交換器の製造の際に管接続部材が位置ずれするおそれがある。 However, in the heat exchanger described in Patent Document 1, a part of the mounting member is only inserted from the outside into the header tank through the slit, and the positioning of the mounting member on the header tank is insufficient. When the exchanger is manufactured, the pipe connecting member may be displaced.
この発明の目的は、上記問題を解決し、製造の際の管接続部材の位置ずれを防止しうる熱交換器を提供することにある。 An object of the present invention is to provide a heat exchanger that can solve the above-described problems and prevent the displacement of the pipe connecting member during manufacture.
本発明は、上記目的を達成するために以下の態様からなる。 In order to achieve the above object, the present invention comprises the following aspects.
1)互いに間隔をおいて配置された１対のヘッダタンクと、両ヘッダタンク間に並列状に配置されて両端部が両ヘッダタンクに接続された複数の熱交換管と、少なくともいずれか一方のヘッダタンクに固定された管接続部材と、管接続部材をヘッダタンクに取り付ける取付部材とを備えており、ヘッダタンクに取付部材を通すスリットが形成され、取付部材がスリットに通されてヘッダタンクにろう付され、管接続部材が取付部材に仮止めされた状態でヘッダタンクおよび取付部材にろう付されている熱交換器であって、
ヘッダタンクの周壁、および取付部材におけるヘッダタンク内に存在する部分のうちのいずれか一方に嵌合凸部が形成されるとともに、同他方に嵌合凸部が嵌る嵌合凹部が形成され、管接続部材に取付部材嵌入溝が形成され、取付部材におけるヘッダタンク外に存在する部分に、管接続部材の取付部材嵌入溝内に嵌め入れられるとともに、管接続部材にろう付された嵌入部が設けられている熱交換器。
1) A pair of header tanks arranged at a distance from each other, a plurality of heat exchange pipes arranged in parallel between both header tanks and having both ends connected to both header tanks, and at least one of them A pipe connection member fixed to the header tank and an attachment member for attaching the pipe connection member to the header tank are provided. A slit is formed to pass the attachment member through the header tank, and the attachment member is passed through the slit to the header tank. A heat exchanger that is brazed and brazed to the header tank and the mounting member in a state where the pipe connecting member is temporarily fixed to the mounting member,
A fitting convex portion is formed on one of the peripheral wall of the header tank and the portion of the mounting member existing in the header tank, and a fitting concave portion on which the fitting convex portion is fitted is formed on the other, An attachment member insertion groove is formed in the connection member, and a portion of the attachment member outside the header tank is fitted into the attachment member insertion groove of the pipe connection member, and an insertion portion brazed to the pipe connection member is provided. Heat exchanger.
2)取付部材に嵌合凸部が形成され、ヘッダタンクの周壁に、貫通穴からなる嵌合凹部が形成されている上記1)記載の熱交換器。 2) The heat exchanger according to 1) above, wherein a fitting convex portion is formed on the mounting member, and a fitting concave portion including a through hole is formed on the peripheral wall of the header tank.
3)嵌合凸部が嵌合凹部内に嵌め入れられるとともに、先端部がかしめられており、この状態で嵌合凸部がヘッダタンクにろう付されている上記1)または2)記載の熱交換器。 3) The heat according to 1) or 2) above, wherein the fitting convex portion is fitted into the fitting concave portion, and the tip portion is crimped, and the fitting convex portion is brazed to the header tank in this state. Exchanger.
4)管接続部材に、貫通状の流体通路と、流体通路と同方向にのびるめねじ穴とが形成され、管接続部材の外周面における流体通路の一方の開口端の周囲の部分に、ヘッダタンクに形成された円形の貫通穴に挿入される短円筒状突出部が設けられ、管接続部材の取付部材嵌入溝が、流体通路およびめねじ穴と同方向にのびている上記1)〜3)のうちのいずれかに記載の熱交換器。 4) The pipe connecting member is formed with a penetrating fluid passage and a female screw hole extending in the same direction as the fluid passage, and a header is formed on the outer peripheral surface of the pipe connecting member around one open end of the fluid passage. The above 1) to 3), wherein a short cylindrical protrusion inserted into a circular through hole formed in the tank is provided, and the fitting member fitting groove of the pipe connecting member extends in the same direction as the fluid passage and the female screw hole. The heat exchanger in any one of.
5)管接続部材の取付部材嵌入溝が、管接続部材に突出状に設けられた１対の側壁を有しており、各側壁の突出縁に他の側壁側に突出した凸条が設けられ、取付部材の嵌入部が、両側壁の凸条よりも溝底側に嵌め入れられている上記1)〜4)のうちのいずれかに記載の熱交換器。 5) The fitting member insertion groove of the pipe connecting member has a pair of side walls provided in a protruding shape on the pipe connecting member, and a protruding line protruding from the other side wall is provided on the protruding edge of each side wall. The heat exchanger according to any one of 1) to 4), wherein the fitting portion of the mounting member is fitted on the groove bottom side with respect to the ridges on both side walls.
6)取付部材におけるヘッダタンク外に存在する部分に、嵌入部とともに取付部材嵌入溝の両側壁を挟着する挟着部が突出状に設けられており、管接続部材の取付部材嵌入溝の両側壁が、取付部材の嵌入部と挟着部とにより挟着されて仮止めされた状態で、管接続部材と取付部材とがろう付されている上記5)記載の熱交換器。
6) In the portion of the mounting member that exists outside the header tank, the insertion portion is provided with a protruding portion that sandwiches both side walls of the mounting member insertion groove together with the insertion portion, and both sides of the mounting member insertion groove of the
7)取付部材の嵌入部が、取付部材嵌入溝の両側壁により挟着されて仮止めされた状態で、管接続部材と取付部材とがろう付されている上記5)記載の熱交換器。 7) The heat exchanger according to 5) above, wherein the pipe connecting member and the mounting member are brazed in a state in which the fitting portion of the mounting member is sandwiched and temporarily fixed by both side walls of the mounting member insertion groove.
8)取付部材のヘッダタンク内に存在する部分の周縁部がヘッダタンクの内周面にろう付されており、取付部材のヘッダタンク内に存在する部分が、ヘッダタンク内を長さ方向に仕切る仕切部材を兼ねている上記1)〜7)のうちのいずれかに記載の熱交換器。 8) The peripheral edge of the part of the mounting member in the header tank is brazed to the inner peripheral surface of the header tank, and the part of the mounting member in the header tank partitions the header tank in the length direction The heat exchanger according to any one of 1) to 7), which also serves as a partition member.
9)取付部材のヘッダタンク内に存在する部分の周縁部がヘッダタンクの内周面にろう付されており、取付部材のヘッダタンク内に存在する部分に貫通状の流体通過穴が形成されている上記1)〜7)のうちのいずれかに記載の熱交換器。 9) The peripheral edge of the part of the mounting member existing in the header tank is brazed to the inner peripheral surface of the header tank, and the through-hole fluid passage hole is formed in the part of the mounting member existing in the header tank. The heat exchanger according to any one of 1) to 7) above.
10)ヘッダタンクが両端が開口した筒状体および筒状体の両端開口を閉鎖する閉鎖部材を備えており、ヘッダタンクの筒状体が、素板を筒状に成形して両側縁部の突き合わせ部どうしをろう付することにより形成され、当該筒状体にスリットが形成され、取付部材が筒状体のスリットに外側から挿入されている上記1)〜9)のうちのいずれかに記載の熱交換器。 10) The header tank is provided with a cylindrical body having both ends opened and a closing member for closing both end openings of the cylindrical body. It is formed by brazing butted portions, a slit is formed in the tubular body, and the mounting member is inserted into the slit of the tubular body from the outside described in any one of 1) to 9) above Heat exchanger.
11)ヘッダタンクが両端が開口した筒状体および筒状体の両端開口を閉鎖する閉鎖部材を備えており、ヘッダタンクの筒状体が、筒状体の全長にわたる複数の構成部材を組み合わせてろう付することにより形成され、いずれか１つの構成部材にスリットが形成され、取付部材が筒状体の構成部材のスリットに内側から挿入されている上記1)〜9)のうちのいずれかに記載の熱交換器。 11) The header tank is provided with a cylindrical body having both ends opened and a closing member for closing the both end openings of the cylindrical body. The header tank cylindrical body is a combination of a plurality of constituent members extending over the entire length of the cylindrical body. Any one of the above 1) to 9) is formed by brazing, a slit is formed in any one of the constituent members, and the attachment member is inserted into the slit of the constituent member of the cylindrical body from the inside The described heat exchanger.
上記1)〜11)の熱交換器によれば、ヘッダタンクの周壁、および取付部材におけるヘッダタンク内に存在する部分のうちのいずれか一方に嵌合凸部が形成されるとともに、同他方に嵌合凸部が嵌る嵌合凹部が形成されているので、嵌合凸部と嵌合凹部とを互いに嵌め合わせておくだけで、熱交換器の製造の際における取付部材のヘッダタンクに対する位置ずれを防止することができる。したがって、取付部材の嵌入部を管接続部材の取付部材嵌入溝内に嵌め入れておくことによって、取付部材を介しての管接続部材のヘッダタンクに対する位置ずれを防止することができる。 According to the heat exchangers of the above 1) to 11), the fitting convex portion is formed on either one of the peripheral wall of the header tank and the portion existing in the header tank in the mounting member, and on the other side Since the fitting recess is formed to fit the fitting projection, the mounting member is displaced from the header tank when the heat exchanger is manufactured simply by fitting the fitting projection and the fitting recess together. Can be prevented. Therefore, by fitting the fitting portion of the attachment member into the attachment member fitting groove of the pipe connection member, it is possible to prevent the displacement of the pipe connection member with respect to the header tank via the attachment member.
上記3)の熱交換器によれば、熱交換器の製造の際における取付部材のヘッダタンクに対する位置ずれ、および取付部材を介しての管接続部材のヘッダタンクに対する位置ずれを、効果的に防止することができる。 According to the heat exchanger of the above 3), it is possible to effectively prevent the displacement of the mounting member with respect to the header tank during the manufacture of the heat exchanger and the displacement of the pipe connection member with respect to the header tank via the mounting member. can do.
上記4)の熱交換器の管接続部材には、たとえば配管の先端部に取り付けられた配管側管接続部材が、配管側管接続部材を貫通したおねじを、熱交換器の管接続部材のめねじ穴にねじ嵌めることにより固定される。このとき、熱交換器の管接続部材における流体通路およびめねじ穴と同方向にのびている取付部材嵌入溝内に、取付部材の嵌入部が嵌め入れられていると、おねじに対する締め付け力により熱交換器の管接続部材の短円筒状突出部が、ヘッダタンクに形成された円形貫通穴内で回転することが防止される。 For the pipe connection member of the heat exchanger of 4) above, for example, the pipe side pipe connection member attached to the tip of the pipe is connected to the male thread penetrating the pipe side pipe connection member, and the pipe connection member of the heat exchanger. It is fixed by screwing into the female screw hole. At this time, if the fitting portion of the mounting member is fitted into the fitting member insertion groove extending in the same direction as the fluid passage and the female screw hole in the pipe connection member of the heat exchanger, heat is generated by the tightening force on the male screw. The short cylindrical protrusion of the pipe connecting member of the exchanger is prevented from rotating in a circular through hole formed in the header tank.
上記5)の熱交換器によれば、熱交換器の製造の際に、管接続部材の取付部材嵌入溝内に嵌め入れられている嵌入部の取付部材嵌入溝からの脱落を防止することができる。 According to the heat exchanger of the above 5), during the manufacture of the heat exchanger, it is possible to prevent the fitting portion fitted in the fitting member fitting groove of the pipe connecting member from falling off from the fitting member fitting groove. it can.
上記6)および7)の熱交換器によれば、熱交換器の製造の際に、管接続部材の取付部材嵌入溝内に嵌め入れられている嵌入部の取付部材嵌入溝からの脱落を効果的に防止することができる。したがって、熱交換器の製造の際における管接続部材の取付部材に対する位置ずれ、および取付部材を介しての管接続部材のヘッダタンクに対する位置ずれを、効果的に防止することができる。 According to the heat exchangers of the above 6) and 7), when the heat exchanger is manufactured, it is effective to drop off the fitting portion fitted into the fitting member fitting groove of the pipe connecting member from the fitting member fitting groove. Can be prevented. Therefore, it is possible to effectively prevent the displacement of the pipe connection member relative to the attachment member during the manufacture of the heat exchanger and the displacement of the pipe connection member relative to the header tank via the attachment member.
上記8)の熱交換器によれば、ヘッダタンク内を複数のヘッダタンク部に仕切る必要がある場合に、取付部材を仕切部材として利用することができるので、別個に用意する仕切部材の数を低減することができる。 According to the heat exchanger of the above 8), when it is necessary to partition the header tank into a plurality of header tank parts, the mounting member can be used as a partition member, so the number of partition members to be prepared separately Can be reduced.
上記9)の熱交換器によれば、ヘッダタンク内での流体の流れを妨げることがない。 According to the heat exchanger of 9), the flow of fluid in the header tank is not hindered.
以下、この発明の実施形態を、図面を参照して説明する。この実施形態は、この発明による熱交換器を、車両用カーエアコンのコンデンサに適用したものである。 Embodiments of the present invention will be described below with reference to the drawings. In this embodiment, the heat exchanger according to the present invention is applied to a condenser of a car air conditioner for a vehicle.
なお、以下の説明において、「アルミニウム」という用語には、純アルミニウムの他にアルミニウム合金を含むものとする。また、以下の説明において、図１および図２の上下、左右を上下、左右といい、図１に矢印Ｘで示す通風方向下流側を前、これと反対側を後というものとする。 In the following description, the term “aluminum” includes aluminum alloys in addition to pure aluminum. In the following description, the top, bottom, left and right in FIGS. 1 and 2 are referred to as top and bottom, and left and right, and the downstream side in the ventilation direction indicated by the arrow X in FIG.
また、全図面を通じて同一部分および同一物には同一符号を付す。 Moreover, the same code | symbol is attached | subjected to the same part and the same thing through all drawings.
図１において、コンデンサ(1)は、上下方向にのびかつ左右方向に間隔をおいて配置された１対のアルミニウム製ヘッダタンク(2)(3)と、両ヘッダタンク(2)(3)間において幅方向を前後方向に向けるとともに上下方向に間隔をおいて配置され、かつ両端部が両ヘッダタンク(2)(3)に接続された複数の扁平状アルミニウム製熱交換管(4)と、隣り合う熱交換管(4)どうしの間、ならびに上端の熱交換管(4)の上側および下端の熱交換管(4)の下側に配置されて熱交換管(4)にろう付されたアルミニウム製コルゲートフィン(5)と、上端のコルゲートフィン(5)の上側および下端のコルゲートフィン(5)の下側に配置されてコルゲートフィン(5)にろう付されたアルミニウム製サイドプレート(6)とよりなる。 In FIG. 1, a capacitor (1) is connected between a pair of aluminum header tanks (2) (3) and a pair of header tanks (2) (3) which are vertically extended and spaced in the left-right direction. A plurality of flat aluminum heat exchange tubes (4) with the width direction facing in the front-rear direction and spaced apart in the vertical direction, and both ends connected to both header tanks (2) (3); Between the adjacent heat exchange tubes (4) and above the upper heat exchange tube (4) and below the lower heat exchange tube (4), and brazed to the heat exchange tube (4) Aluminum corrugated fins (5) and aluminum side plates (6) placed on the upper side of the upper corrugated fins (5) and below the lower corrugated fins (5) and brazed to the corrugated fins (5) And more.
コンデンサ(1)の各ヘッダタンク(2)(3)は、両端が開口したアルミニウム製筒状体(7)と、筒状体(7)の両端にろう付されてその両端開口を閉鎖するアルミニウム製閉鎖部材(8)とからなる。筒状体(7)は、たとえば両面にろう材層を有するアルミニウムブレージングシートからなる素板を筒状に成形して両側縁部の突き合わせ部どうしをろう付することにより形成されたり、両面にろう材層が形成されたアルミニウム押出形材により形成される。左側ヘッダタンク(2)は、高さ方向の中央部よりも上方において仕切部材(9)により上下２つのヘッダ部(2a)(2b)に仕切られ、右側ヘッダタンク(3)は、高さ方向の中央部よりも下方において、後述する第２取付部材(18)に設けられた仕切部材(11)により上下２つのヘッダ部(3a)(3b)に仕切られている。 Each header tank (2) (3) of the capacitor (1) has an aluminum cylindrical body (7) opened at both ends, and aluminum that is brazed to both ends of the cylindrical body (7) to close the opening at both ends. And a closure member (8). The cylindrical body (7) is formed by, for example, forming a base plate made of an aluminum brazing sheet having a brazing material layer on both sides into a cylindrical shape and brazing the butted portions at both side edges, or brazing on both sides. It is formed by an aluminum extruded profile on which a material layer is formed. The left header tank (2) is divided into two upper and lower header parts (2a) and (2b) by a partition member (9) above the center in the height direction, and the right header tank (3) is The upper and lower header parts (3a) and (3b) are partitioned by a partition member (11) provided on a second mounting member (18) described later below the central part.
左側ヘッダタンク(2)の仕切部材(9)は、左側ヘッダタンク(2)の筒状体(7)における左右方向外側部分に形成された周方向にのびるスリット(12)を通して外側から左側ヘッダタンク(2)内に挿入され、左側ヘッダタンク(2)の筒状体(7)にろう付されている。 The partition member (9) of the left header tank (2) is inserted into the left header tank from the outside through a circumferentially extending slit (12) formed in the left and right outer portion of the tubular body (7) of the left header tank (2). (2) It is inserted in and brazed to the cylindrical body (7) of the left header tank (2).
左側ヘッダタンク(2)に、上ヘッダ部(2a)内に通じる流体通路(14)を有する入口側管接続部材(13)が、両面にろう材層を有するアルミニウムブレージングシートからなる板状の第１取付部材(15)を用いて固定されている。また、右側ヘッダタンク(3)に、下ヘッダ部(3b)内に通じる流体通路(17)を有する出口側管接続部材(16)が、両面にろう材層を有するアルミニウムブレージングシートからなる板状の第２取付部材(18)を用いて固定されている。 An inlet side pipe connecting member (13) having a fluid passage (14) communicating with the left header tank (2) into the upper header portion (2a) is a plate-like first plate made of an aluminum brazing sheet having a brazing filler metal layer on both sides. It is fixed using one mounting member (15). In addition, the right side header tank (3) has an outlet-side pipe connecting member (16) having a fluid passage (17) communicating with the lower header portion (3b), and is formed of a plate-shaped aluminum brazing sheet having a brazing filler metal layer on both sides. The second mounting member (18) is used for fixing.
ここで、先に、出口側管接続部材(16)および第２取付部材(18)の詳細な構成について、図２〜図４を参照して説明する。 Here, the detailed configurations of the outlet side pipe connecting member (16) and the second mounting member (18) will be described first with reference to FIGS.
出口側管接続部材(16)はアルミニウムベア材から形成されたものであって、右方から見て上下方向にのびる略Ｉ形であり、左右両側面は平坦面となっている。出口側管接続部材(16)の流体通路(17)は、出口側管接続部材(16)の下部に形成され、かつ左右方向にのびるとともに大径部(17a)および大径部(17a)の左側に連なった小径部(17b)を有する段付き貫通穴からなる。また、出口側管接続部材(16)における流体通路(17)よりも上側の部分には、その右側面から流体通路(17)と同方向、すなわち左右方向にのびる有底状のめねじ穴(19)が形成されている。出口側管接続部材(16)の左側面における流体通路(17)の左端開口の周囲の部分に、右側ヘッダタンク(3)の筒状体(7)の右側部分における下ヘッダ部(3b)に対応する部分に形成された円形の貫通穴(21)内に挿入される短円筒状部(22)が一体に形成されている。また、出口側管接続部材(16)の上端面には、流体通路(17)およびめねじ穴(19)と同方向、すなわち左右方向にのびるとともに左右両端が出口側管接続部材(16)の左右両側面に開口した取付部材嵌入溝(23)が形成されている。取付部材嵌入溝(23)は、上方に突出した前後１対の側壁(24)を有しており、各側壁(24)の突出縁に、他の側壁(24)側に突出した凸条(25)が一体に形成されている。 The outlet side pipe connecting member (16) is formed of an aluminum bare material and has a substantially I shape extending in the vertical direction when viewed from the right side, and both left and right side surfaces are flat. The fluid passage (17) of the outlet side pipe connecting member (16) is formed in the lower part of the outlet side pipe connecting member (16) and extends in the left-right direction, and is connected to the large diameter part (17a) and the large diameter part (17a). It consists of a stepped through hole having a small diameter portion (17b) continuous to the left side. Further, in the portion on the upper side of the fluid passage (17) in the outlet side pipe connecting member (16), a bottomed female screw hole extending in the same direction as the fluid passage (17) from the right side surface thereof, that is, in the left-right direction ( 19) is formed. In the portion around the left end opening of the fluid passage (17) on the left side surface of the outlet side pipe connection member (16), on the lower header portion (3b) in the right side portion of the tubular body (7) of the right header tank (3) A short cylindrical portion (22) inserted into a circular through hole (21) formed in a corresponding portion is integrally formed. Further, the upper end surface of the outlet side pipe connecting member (16) extends in the same direction as the fluid passage (17) and the female screw hole (19), that is, in the left-right direction, and both left and right ends of the outlet side pipe connecting member (16). Mounting member insertion grooves (23) that are open on both the left and right side surfaces are formed. The mounting member insertion groove (23) has a pair of front and rear side walls (24) projecting upward, and a projecting ridge projecting toward the other side wall (24) on the projecting edge of each side wall (24). 25) are integrally formed.
第２取付部材(18)は、右側ヘッダタンク(3)の筒状体(7)の左右方向外側部分に形成された周方向にのびるスリット(26)を通して外側から右側ヘッダタンク(3)内に挿入され、右側ヘッダタンク(3)の筒状体(7)にろう付されている。第２取付部材(18)は、右側ヘッダタンク(3)内に存在する第１部分(27)と、第１部分(27)の外周縁に一体に形成されかつ筒状体(7)のスリット(26)内に存在する部分円環状の第２部分(28)と、第２部分(28)の外周縁に一体に形成されて右方に突出し、かつ右側ヘッダタンク(3)の筒状体(7)の外側に存在する第３部分(29)とを備えており、第１部分(27)における第２部分(28)への連接部を除いた部分の周縁部が、右側ヘッダタンク(3)の筒状体(7)の内周面にろう付され、第２部分(28)の上下両面が右側ヘッダタンク(3)の筒状体(7)におけるスリット(26)の上下両側面にろう付されている。そして、第２取付部材(18)の第１部分(27)が、右側ヘッダタンク(3)を上ヘッダ部(3a)と下ヘッダ部(3b)に仕切る仕切部材(11)となっている。 The second mounting member (18) is inserted from the outside into the right header tank (3) through a circumferentially extending slit (26) formed in the left and right outer portion of the cylindrical body (7) of the right header tank (3). It is inserted and brazed to the cylindrical body (7) of the right header tank (3). The second mounting member (18) is formed integrally with the first portion (27) present in the right header tank (3) and the outer peripheral edge of the first portion (27) and is a slit of the cylindrical body (7). (26) A partially annular second part (28) present in the inner part and integrally formed on the outer peripheral edge of the second part (28) and projecting to the right, and the cylindrical body of the right header tank (3) A third portion (29) existing outside (7), and the peripheral portion of the first portion (27) excluding the connecting portion to the second portion (28) is a right header tank ( The upper and lower surfaces of the second part (28) are brazed to the inner peripheral surface of the cylindrical body (7) of 3), and the upper and lower sides of the slit (26) in the cylindrical body (7) of the right header tank (3) It is brazed. The first portion (27) of the second mounting member (18) serves as a partition member (11) that partitions the right header tank (3) into an upper header portion (3a) and a lower header portion (3b).
第２取付部材(18)の第１部分(27)の左端部に、左方に突出した嵌合凸部(31)が一体に形成されている。嵌合凸部(31)は、右側ヘッダタンク(3)の筒状体(7)におけるスリット(26)とは反対側の部分、すなわち左側部分に形成された貫通穴からなる嵌合凹部(32)に嵌められるとともに、先端部がかしめられた状態で、筒状体(7)にろう付されている。第２取付部材(18)の第３部分(29)には、出口側管接続部材(16)の取付部材嵌入溝(23)内に嵌め入れられる長方形状の嵌入部(33)と、嵌入部(33)の前後両側に嵌入部(33)と間隔をおいて形成され、かつ嵌入部(33)とともに取付部材嵌入溝(23)の両側壁(24)を挟着する挟着部(34)とが設けられている。第２取付部材(18)の第３部分(29)全体の前後方向の幅は、第２部分(28)、すなわちスリット(26)の前後方向の長さよりも広くなっている。 A fitting protrusion (31) protruding leftward is integrally formed at the left end of the first portion (27) of the second mounting member (18). The fitting convex portion (31) is a fitting concave portion (32) formed of a through hole formed in a portion opposite to the slit (26) in the cylindrical body (7) of the right header tank (3), that is, the left portion. ) And brazed to the cylindrical body (7) with the tip end thereof being caulked. The third portion (29) of the second mounting member (18) includes a rectangular insertion portion (33) that is fitted into the mounting member insertion groove (23) of the outlet side pipe connection member (16), and an insertion portion. A sandwiching portion (34) formed on both front and rear sides of (33) with a space between the fitting portion (33) and sandwiching both side walls (24) of the mounting member fitting groove (23) together with the fitting portion (33). And are provided. The width in the front-rear direction of the entire third portion (29) of the second attachment member (18) is wider than the length in the front-rear direction of the second portion (28), that is, the slit (26).
出口側管接続部材(16)および第２取付部材(18)は、次のようにして右側ヘッダタンク(3)に固定されている。すなわち、第２取付部材(18)の嵌入部(33)を出口側管接続部材(16)の取付部材嵌入溝(23)内に左端開口から嵌め入れるとともに、両挟着部(34)を前後方向内方に加圧して嵌入部(33)と挟着部(34)とにより取付部材嵌入溝(23)の両側壁(24)を挟着することによって出口側管接続部材(16)を第２取付部材(18)に仮止めする。ついで、出口側管接続部材(16)の短円筒状部(22)を筒状体(7)の貫通穴(21)内に挿入し、これと同時に第２取付部材(18)の第１部分(27)をスリット(26)を通して外側から筒状体(7)内に挿入するとともに、嵌合凸部(31)を嵌合凹部(32)に嵌め入れる。ついで、嵌合凸部(31)の先端部をかしめることによって、第２取付部材(18)を筒状体(7)に仮止めする。こうして、出口側管接続部材(16)を第２取付部材(18)を介して右側ヘッダタンク(3)の筒状体(7)に仮止めし、この状態で、筒状体(7)と第２取付部材(18)、筒状体(7)と出口側管接続部材(16)、および出口側管接続部材(16)と第２取付部材(18)とがろう付されている。なお、第２取付部材(18)の筒状体(7)への仮止めは、出口側管接続部材(16)の第２取付部材(18)への仮止めの前に行ってもよい。 The outlet side pipe connecting member (16) and the second attachment member (18) are fixed to the right header tank (3) as follows. That is, the fitting portion (33) of the second mounting member (18) is fitted into the fitting member fitting groove (23) of the outlet side pipe connecting member (16) from the left end opening, and both the sandwiching portions (34) are The outlet side pipe connecting member (16) is connected to the outlet side pipe connecting member (16) by pressurizing inward in the direction and sandwiching both side walls (24) of the mounting member fitting groove (23) by the fitting portion (33) and the clamping portion (34) 2 Temporarily fix to the mounting member (18). Next, the short cylindrical portion (22) of the outlet side pipe connecting member (16) is inserted into the through hole (21) of the cylindrical body (7), and at the same time, the first portion of the second mounting member (18) is inserted. (27) is inserted into the cylindrical body (7) from the outside through the slit (26), and the fitting convex part (31) is fitted into the fitting concave part (32). Next, the second mounting member (18) is temporarily fixed to the cylindrical body (7) by caulking the tip of the fitting convex portion (31). In this way, the outlet side pipe connecting member (16) is temporarily fixed to the cylindrical body (7) of the right header tank (3) via the second mounting member (18), and in this state, the cylindrical body (7) The second mounting member (18), the tubular body (7) and the outlet side pipe connecting member (16), and the outlet side pipe connecting member (16) and the second mounting member (18) are brazed. The temporary fixing of the second mounting member (18) to the tubular body (7) may be performed before the temporary fixing of the outlet side pipe connecting member (16) to the second mounting member (18).
入口側管接続部材(13)は、出口側管接続部材(16)と同一構成であって、出口側管接続部材(16)を上下逆向きにするとともに左右逆向きにしたものであり、流体通路(17)を除いては、同一物には同一符号を付して重複する説明を省略する。入口側管接続部材(13)の流体通路(14)も、大径部(14a)および大径部(14a)の右側に連なった小径部(14b)を有する段付き貫通穴からなる。 The inlet side pipe connecting member (13) has the same configuration as the outlet side pipe connecting member (16), and the outlet side pipe connecting member (16) is turned upside down and turned left and right. Except for the passage (17), the same components are denoted by the same reference numerals and redundant description is omitted. The fluid passage (14) of the inlet side pipe connecting member (13) is also composed of a stepped through hole having a large diameter portion (14a) and a small diameter portion (14b) connected to the right side of the large diameter portion (14a).
左側ヘッダタンク(3)に入口側管接続部材(13)を固定する第１取付部材(15)は、第２取付部材(18)とほぼ同一の構成であり、同一物には同一符号を付して重複する説明を省略する。第１取付部材(15)の第２取付部材(18)との相違点は、第１部分(27)に、その大部分を占める流体通過穴(35)が貫通状に形成されていることである。 The first mounting member (15) for fixing the inlet side pipe connecting member (13) to the left header tank (3) has substantially the same configuration as the second mounting member (18), and the same components are denoted by the same reference numerals. Therefore, a duplicate description is omitted. The difference between the first mounting member (15) and the second mounting member (18) is that the fluid passage hole (35) occupying most of the first portion (27) is formed in a penetrating manner. is there.
入口側管接続部材(13)および第１取付部材(15)の左側ヘッダタンク(2)の筒状体(7)へのろう付は、入口側管接続部材(13)の短円筒状部(22)が左側ヘッダタンク(2)の筒状体(7)における上ヘッダ部(2a)に対応する部分に形成された円形の貫通穴(21)内に挿入されること、第１取付部材(15)が仕切部材(9)よりも若干上方の高さ位置において筒状体(7)における左右方向外側部分に形成された周方向にのびるスリット(26)を通して外側から左側ヘッダタンク(2)内に挿入されること、ならびに第１取付部材(15)の嵌合凸部(31)が左側ヘッダタンク(2)の筒状体(7)に形成された貫通穴からなる嵌合凹部(32)内に嵌められるように組み合わされることを含んで、出口側管接続部材(16)および第２取付部材(18)の右側ヘッダタンク(3)の筒状体(7)へのろう付と同様にして行われる。 The inlet side pipe connecting member (13) and the first mounting member (15) are brazed to the cylindrical body (7) of the left header tank (2). 22) is inserted into a circular through hole (21) formed in a portion corresponding to the upper header portion (2a) of the cylindrical body (7) of the left header tank (2), the first mounting member ( 15) through the circumferentially extending slit (26) formed in the laterally outer portion of the cylindrical body (7) at a height slightly above the partition member (9) from the outside into the left header tank (2). And a fitting recess (32) in which the fitting protrusion (31) of the first mounting member (15) is a through hole formed in the cylindrical body (7) of the left header tank (2). Including the fitting so as to be fitted into the outlet side pipe connecting member (16) and the second mounting member (18) in the same manner as brazing the cylindrical body (7) of the right header tank (3). Done.
コンデンサ(1)は、入口側管接続部材(13)および第１取付部材(15)が仮止めされた左側ヘッダタンク(2)の筒状体(7)、出口側管接続部材(16)および第２取付部材(18)が仮止めされた右側ヘッダタンク(3)の筒状体(7)、閉鎖部材(8)、熱交換管(4)、コルゲートフィン(5)、およびサイドプレート(6)を組み付けて適当な治具で仮止めした後、仮止め体を炉中で所定温度に加熱することにより、左側ヘッダタンク(2)の筒状体(7)と入口側管接続部材(13)および第１取付部材(15)、入口側管接続部材(13)と第１取付部材(15)、左側ヘッダタンク(2)の筒状体(7)と仕切部材(9)、右側ヘッダタンク(3)の筒状体(7)と出口側管接続部材(16)および第２取付部材(18)、出口側管接続部材(16)と第２取付部材(18)、両ヘッダタンク(2)(3)の筒状体(7)と閉鎖部材(8)、両ヘッダタンク(2)(3)の筒状体(7)と熱交換管(4)、熱交換管(4)とコルゲートフィン(5)、ならびにコルゲートフィン(5)とサイドプレート(6)を同時にろう付することにより製造される。 The capacitor (1) includes a cylindrical body (7) of the left side header tank (2) to which the inlet side pipe connecting member (13) and the first mounting member (15) are temporarily fixed, the outlet side pipe connecting member (16), and Cylindrical body (7), closing member (8), heat exchange pipe (4), corrugated fin (5), and side plate (6) of the right header tank (3) to which the second mounting member (18) is temporarily fixed. ) And temporarily fixed with a suitable jig, the temporary fixing body is heated to a predetermined temperature in the furnace, thereby the cylindrical body (7) of the left header tank (2) and the inlet side pipe connecting member (13 ) And the first mounting member (15), the inlet side pipe connecting member (13) and the first mounting member (15), the cylindrical body (7) and partitioning member (9) of the left header tank (2), the right header tank (3) cylindrical body (7), outlet side pipe connecting member (16) and second mounting member (18), outlet side pipe connecting member (16) and second mounting member (18), both header tanks (2 ) (3) cylindrical body (7) and closing member (8), both header tanks (2) (3) cylindrical body (7) and heat換管 (4), the heat exchange tubes (4) and corrugated fins (5), and is prepared by simultaneously brazing the corrugated fins (5) and the side plate (6).
なお、筒状体(7)が、両面にろう材層を有するアルミニウムブレージングシートからなる素板を筒状に成形して両側縁部の突き合わせ部どうしをろう付することにより形成されたものである場合、素板を筒状に成形したものを用いて上述した仮止め体をつくり、上述した各部品のろう付と同時に素板の両側縁部どうしのろう付が行われる。 The cylindrical body (7) is formed by forming a base plate made of an aluminum brazing sheet having a brazing filler metal layer on both sides into a cylindrical shape and brazing the butted portions of both side edges. In this case, the above-described temporary fixing body is formed using a base plate formed into a cylindrical shape, and the both side edges of the base plate are brazed to each other at the same time as the above-described parts are brazed.
上述したコンデンサは、圧縮機、気液分離器、減圧器およびエバポレータなどとともに、フロン系冷媒を用いる冷凍サイクルを構成し、カーエアコンとして車両に搭載される。 The condenser described above, together with a compressor, a gas-liquid separator, a decompressor, an evaporator, etc., constitutes a refrigeration cycle using a chlorofluorocarbon refrigerant and is mounted on a vehicle as a car air conditioner.
入口側管接続部材(13)には圧縮機からの配管が接続され、出口側管接続部材(16)には気液分離器への配管に接続される。図示は省略したが、これらの配管の両管接続部材への接続は、配管の先端部に取り付けられた配管側管接続部材の一部、または取り付けられた配管側管接続部材から突出した配管の先端部を、流体通路(14)および流体通路(17)の大径部(14a)(17a)内に嵌め入れるとともに、入口側管接続部材(13)および出口側管接続部材(16)の左右方向外面に配管側管接続部材を沿わせ、この状態で、配管側管接続部材を貫通したおねじを、入口側管接続部材(13)および出口側管接続部材(16)のめねじ穴(19)にねじ嵌めることによって行われる。このとき、入口側管接続部材(13)および出口側管接続部材(16)における流体通路(14)(17)およびめねじ穴(19)と同方向にのびている取付部材嵌入溝(23)内に、両取付部材(15)(18)の嵌入部(33)が嵌め入れられているので、おねじに対する締め付け力により入口側管接続部材(13)および出口側管接続部材(16)の短円筒状突出部(22)が、両ヘッダタンク(2)(3)の筒状体(7)に形成された円形貫通穴(21)内で回転することが防止される。 A pipe from the compressor is connected to the inlet side pipe connecting member (13), and a pipe to the gas-liquid separator is connected to the outlet side pipe connecting member (16). Although illustration is omitted, the connection of these pipes to both pipe connecting members is a part of the pipe side pipe connecting member attached to the tip of the pipe or the pipe protruding from the attached pipe side pipe connecting member. The front end portion is fitted into the large-diameter portions (14a) and (17a) of the fluid passage (14) and the fluid passage (17), and the left and right sides of the inlet side pipe connecting member (13) and the outlet side pipe connecting member (16) The pipe side pipe connection member is placed along the outer surface in this direction, and in this state, the male thread that penetrates the pipe side pipe connection member is inserted into the female screw holes (13) and the outlet side pipe connection member (16). This is done by screwing into 19). At this time, in the fitting member fitting groove (23) extending in the same direction as the fluid passages (14) (17) and the female screw holes (19) in the inlet side pipe connecting member (13) and the outlet side pipe connecting member (16). Since the fitting portions (33) of the both mounting members (15) and (18) are fitted, the shortage of the inlet side pipe connecting member (13) and the outlet side pipe connecting member (16) is caused by the tightening force against the male screw. The cylindrical protrusion (22) is prevented from rotating in the circular through hole (21) formed in the cylindrical body (7) of both header tanks (2) and (3).
そして、入口側管接続部材(13)の流体通路(14)を通って左側ヘッダタンク(2)の上ヘッダ部(2a)内に流入した冷媒は、熱交換管(4)内を右方に流れて右側ヘッダタンク(3)の上ヘッダ部(3a)内の上部に流入し、上ヘッダ部(3a)内を下方に流れて左側ヘッダタンク(2)の仕切部材(9)と右側ヘッダタンク(3)の仕切部材(11)との間の高さ位置にある熱交換管(4)内を左方に流れて左側ヘッダタンク(2)の下ヘッダ部(2b)内の上部に流入し、下ヘッダ部(2b)内を下方に流れて右側ヘッダタンク(3)の仕切部材(11)よりも下方に位置する熱交換管(4)内を右方に流れて右側ヘッダタンク(3)の下ヘッダ部(3b)内に流入し、出口側管接続部材(16)の流体通路(17)を通ってコンデンサ(1)の外部に流出する。 Then, the refrigerant that has flowed into the upper header portion (2a) of the left header tank (2) through the fluid passage (14) of the inlet side pipe connection member (13) is moved rightward in the heat exchange pipe (4). It flows into the upper part of the upper header part (3a) of the right header tank (3), flows downward in the upper header part (3a), and the partition member (9) of the left header tank (2) and the right header tank Flows to the left in the heat exchange pipe (4) at the height between the partition member (11) of (3) and flows into the upper part of the lower header part (2b) of the left header tank (2). The right header tank (3) flows downward in the lower header portion (2b) and flows rightward in the heat exchange pipe (4) positioned below the partition member (11) of the right header tank (3). Flows into the lower header portion (3b), flows out of the condenser (1) through the fluid passage (17) of the outlet side pipe connecting member (16).
図７および図８は、出口側管接続部材および第２取付部材の変形例を示す。 7 and 8 show modified examples of the outlet side pipe connecting member and the second mounting member.
図７および図８に示すように、出口側管接続部材(40)はアルミニウムベア材を用いて後方から見て略Ｌ形に形成されたものであって、上下方向にのびる垂直部(40a)および垂直部(40a)の下端に連なった左右方向内方にのびる水平部(40b)よりなり、前後両側面は平坦面となっている。出口側管接続部材(40)の垂直部(40a)の下部に、前後方向（通風方向、熱交換管(4)の幅方向）にのびるとともに大径部(41a)および大径部(41a)の後側に連なった小径部(41b)を有する段付き貫通穴からなる流体通路(41)が形成されている。出口側管接続部材(40)の水平部(40b)の左側部分には、その後側面から流体通路(41)と同方向、すなわち前後方向にのびる有底状のめねじ穴(42)が形成されている。出口側管接続部材(40)の前側面における流体通路(41)の前端開口の周囲の部分に、右側ヘッダタンク(3)の筒状体(7)の後側部分における下ヘッダ部(3b)に対応する部分に形成された円形の貫通穴(43)内に挿入される短円筒状部(44)が一体に形成されている。また、出口側管接続部材(40)の垂直部(40a)の上端面には、流体通路(41)およびめねじ穴(42)と同方向、すなわち前後方向にのびるとともに前後両端が出口側管接続部材(40)の前後両側面に開口した取付部材嵌入溝(45)が形成されている。取付部材嵌入溝(45)は、上方に突出した前後１対の側壁(46)を有しており、各側壁(46)の突出縁に他の側壁(46)側に突出した凸条(47)が一体に形成されている。 As shown in FIGS. 7 and 8, the outlet side pipe connecting member (40) is formed in an approximately L shape when viewed from the rear using an aluminum bare material, and is a vertical portion (40a) extending in the vertical direction. And a horizontal portion (40b) extending inward in the left-right direction and connected to the lower end of the vertical portion (40a), and both front and rear side surfaces are flat. At the bottom of the vertical part (40a) of the outlet side pipe connection member (40), it extends in the front-rear direction (ventilation direction, width direction of the heat exchange pipe (4)) and has a large diameter part (41a) and a large diameter part (41a) A fluid passage (41) including a stepped through hole having a small diameter portion (41b) connected to the rear side is formed. A bottomed female screw hole (42) extending from the rear side surface in the same direction as the fluid passage (41), that is, in the front-rear direction, is formed on the left side portion of the horizontal portion (40b) of the outlet side pipe connection member (40). ing. The lower header portion (3b) in the rear portion of the cylindrical body (7) of the right header tank (3) is formed in the portion around the front end opening of the fluid passage (41) on the front side surface of the outlet side pipe connection member (40). A short cylindrical portion (44) inserted into a circular through hole (43) formed in a portion corresponding to is integrally formed. In addition, the upper end surface of the vertical portion (40a) of the outlet side pipe connecting member (40) extends in the same direction as the fluid passage (41) and the female screw hole (42), that is, in the front-rear direction, and the front and rear ends are outlet side pipes Mounting member insertion grooves (45) opened on both front and rear side surfaces of the connection member (40) are formed. The mounting member insertion groove (45) has a pair of front and rear side walls (46) protruding upward, and a protruding line (47) protruding toward the other side wall (46) on the protruding edge of each side wall (46). ) Are integrally formed.
第２取付部材(50)は、右側ヘッダタンク(3)の筒状体(7)における左右方向外側部分に形成された周方向にのびるスリット(51)を通して外側から右側ヘッダタンク(3)内に挿入され、右側ヘッダタンク(3)の筒状体(7)にろう付されている。第２取付部材(50)は、右側ヘッダタンク(3)内に存在し、かつ右側ヘッダタンク(3)を上ヘッダ部(3a)と下ヘッダ部(3b)に仕切る仕切部材(11)となる第１部分(52)と、第１部分(52)の外周縁に一体に形成されかつ筒状体(7)のスリット(51)内に存在する部分円環状の第２部分(53)と、第２部分(53)の外周縁の後側部分に一体に形成されて後方に突出し、かつ右側ヘッダタンク(3)の筒状体(7)の外側に存在する第３部分(54)とを備えており、第１部分(52)における第２部分(53)への連接部を除いた部分が、右側ヘッダタンク(3)の筒状体(7)の内周面にろう付され、第２部分(53)の上下両面が右側ヘッダタンク(3)の筒状体(7)におけるスリット(51)の上下両側面にろう付されている。 The second mounting member (50) is inserted into the right header tank (3) from the outside through a circumferentially extending slit (51) formed in the laterally outer portion of the cylindrical body (7) of the right header tank (3). It is inserted and brazed to the cylindrical body (7) of the right header tank (3). The second mounting member (50) is present in the right header tank (3) and serves as a partition member (11) that partitions the right header tank (3) into an upper header portion (3a) and a lower header portion (3b). A first part (52), a second part (53) that is formed integrally with the outer peripheral edge of the first part (52) and that exists in the slit (51) of the cylindrical body (7); A third portion (54) formed integrally with the rear portion of the outer periphery of the second portion (53) and projecting rearward and existing outside the cylindrical body (7) of the right header tank (3); A portion of the first portion (52) excluding the connecting portion to the second portion (53) is brazed to the inner peripheral surface of the tubular body (7) of the right header tank (3); The upper and lower surfaces of the two portions (53) are brazed to both the upper and lower surfaces of the slit (51) in the cylindrical body (7) of the right header tank (3).
第２取付部材(50)の第１部分(52)の左端部に、左方に突出した嵌合凸部(55)が一体に形成されている。嵌合凸部(55)は、右側ヘッダタンク(3)の筒状体(7)に形成された貫通穴からなる嵌合凹部(56)に嵌められるとともに、先端部がかしめられた状態で、筒状体(7)にろう付されている。第２取付部材(50)の第３部分(54)には、出口側管接続部材(40)の取付部材嵌入溝(45)内に嵌め入れられる長方形状の嵌入部(57)が設けられている。 A fitting protrusion (55) protruding leftward is integrally formed at the left end of the first portion (52) of the second mounting member (50). The fitting convex portion (55) is fitted into the fitting concave portion (56) formed of a through hole formed in the cylindrical body (7) of the right header tank (3), and the tip portion is caulked, It is brazed to the cylindrical body (7). The third portion (54) of the second attachment member (50) is provided with a rectangular fitting portion (57) that is fitted into the attachment member fitting groove (45) of the outlet side pipe connecting member (40). Yes.
出口側管接続部材(40)および第２取付部材(50)は、次のようにして右側ヘッダタンク(3)に固定されている。すなわち、第２取付部材(50)の嵌入部(57)を出口側管接続部材(40)の取付部材嵌入溝(45)内に前端開口から嵌め入れるとともに、出口側管接続部材(40)の取付部材嵌入溝(45)の両側壁(46)を左右両側から加圧して嵌入部(57)を両側壁(46)により挟着することによって出口側管接続部材(40)を第２取付部材(50)に仮止めする。ついで、出口側管接続部材(40)の短円筒状部(44)を筒状体(7)の貫通穴(43)内に挿入し、これと同時に第２取付部材(50)の第１部分(52)をスリット(51)を通して外側から筒状体(7)内に挿入するとともに、嵌合凸部(55)を嵌合凹部(56)に嵌め入れる。ついで、嵌合凸部(55)の先端部をかしめることによって、第２取付部材(50)を筒状体(7)に仮止めする。こうして、出口側管接続部材(40)を第２取付部材(50)を介して右側ヘッダタンク(3)の筒状体(7)に仮止めし、この状態で、筒状体(7)と第２取付部材(50)、筒状体(7)と出口側管接続部材(40)、および出口側管接続部材(40)と第２取付部材(50)とがろう付されている。なお、第２取付部材(50)の筒状体(7)への仮止めは、出口側管接続部材(40)の第２取付部材(50)への仮止めの前に行ってもよい。 The outlet side pipe connecting member (40) and the second mounting member (50) are fixed to the right header tank (3) as follows. That is, the fitting portion (57) of the second attachment member (50) is fitted into the attachment member fitting groove (45) of the outlet side pipe connecting member (40) from the front end opening, and the outlet side pipe connecting member (40) is fitted. By pressing the both side walls (46) of the mounting member insertion groove (45) from both the left and right sides, the fitting portion (57) is clamped by the both side walls (46) to thereby connect the outlet side pipe connecting member (40) to the second mounting member. Temporarily fix to (50). Next, the short cylindrical portion (44) of the outlet side pipe connecting member (40) is inserted into the through hole (43) of the cylindrical body (7), and at the same time, the first portion of the second mounting member (50) is inserted. (52) is inserted into the cylindrical body (7) from the outside through the slit (51), and the fitting convex part (55) is fitted into the fitting concave part (56). Next, the second mounting member (50) is temporarily fixed to the cylindrical body (7) by caulking the tip of the fitting convex portion (55). Thus, the outlet side pipe connecting member (40) is temporarily fixed to the cylindrical body (7) of the right header tank (3) via the second mounting member (50), and in this state, the cylindrical body (7) The second mounting member (50), the tubular body (7) and the outlet side pipe connecting member (40), and the outlet side pipe connecting member (40) and the second mounting member (50) are brazed. The temporary fixing of the second mounting member (50) to the cylindrical body (7) may be performed before the temporary fixing of the outlet side pipe connecting member (40) to the second mounting member (50).
なお、図示は省略したが、入口側管接続部材として、出口側管接続部材(40)と同一構成であって、出口側管接続部材を上下逆向きにするとともに左右逆向きにしたものが用いられてもよい。この場合、入口側管接続部材を左側ヘッダタンク(2)に固定する第１取付部材としては、第２取付部材(50)とほぼ同一の構成であり、第１部分(52)に流体通過穴が形成されているものが用いられる。そして、入口側管接続部材および第１取付部材の左側ヘッダタンク(2)の筒状体(7)へのろう付は、出口側管接続部材(40)および第２取付部材(50)の右側ヘッダタンク(3)の筒状体(7)へのろう付と同様にして行われる。 Although not shown, the inlet side pipe connecting member has the same configuration as the outlet side pipe connecting member (40), and the outlet side pipe connecting member is turned upside down and turned left and right. May be. In this case, the first mounting member for fixing the inlet side pipe connecting member to the left header tank (2) has substantially the same configuration as the second mounting member (50), and the fluid passage hole is formed in the first portion (52). What is formed is used. And the brazing of the left side header tank (2) of the inlet side pipe connecting member and the first mounting member to the cylindrical body (7) is the right side of the outlet side pipe connecting member (40) and the second mounting member (50). This is performed in the same manner as the brazing of the header tank (3) to the tubular body (7).
図９および図１０は、右側ヘッダタンクの筒状体および第２取付部材の変形例を示す。 9 and 10 show a modification of the tubular body and the second attachment member of the right header tank.
図９および図１０に示すように、右側ヘッダタンク(3)の筒状体(60)は、当該筒状体(60)を周方向に複数、ここでは２つに分割したのとほぼ同様な横断面形状であり、かつ筒状体(60)の全長にわたる複数、ここでは２つの構成部材(61)(62)を組み合わせてろう付することにより形成されている。すなわち、各構成部材(61)(62)は横断面略Ｕ字状であり、左右方向外側の第１構成部材(61)の開口寄りの部分が、左右方向内側の第２構成部材(62)の開口内に嵌め入れられて両構成部材(61)(62)が相互にろう付されている。第１構成部材(61)における下ヘッダ部(3b)と対応する部分に、出口側管接続部材(16)の短円筒状部(22)が挿入される円形の貫通穴(63)が形成されている。また、第１構成部材(61)における貫通穴(63)よりも若干上方の部分に、筒状体(60)の周方向、すなわち第１構成部材(61)の幅方向にのびるスリット(64)が形成されている。 As shown in FIGS. 9 and 10, the cylindrical body (60) of the right header tank (3) is substantially the same as the cylindrical body (60) divided into a plurality of circumferential sections, here two. It is formed by brazing a plurality of, in this case, two component members (61) and (62), which have a cross-sectional shape and extend over the entire length of the cylindrical body (60). That is, each component member (61) (62) has a substantially U-shaped cross section, and the portion of the first component member (61) on the outer side in the left-right direction is close to the opening of the second component member (62) on the inner side in the left-right direction. The two structural members (61) and (62) are brazed to each other. A circular through hole (63) into which the short cylindrical portion (22) of the outlet side pipe connecting member (16) is inserted is formed in a portion corresponding to the lower header portion (3b) in the first component member (61). ing. Further, a slit (64) extending in the circumferential direction of the cylindrical body (60), that is, in the width direction of the first component (61), is slightly above the through hole (63) in the first component (61). Is formed.
第２取付部材(70)は、両構成部材(61)(62)を相互にろう付して右側ヘッダタンク(3)の筒状体(60)を形成する前に、第２構成部材(62)に形成された幅方向にのびるスリット(64)に内側から挿入され、両構成部材(61)(62)をろう付して右側ヘッダタンク(3)の筒状体(60)を形成するのと同時に筒状体(60)にろう付されている。第２取付部材(70)は、右側ヘッダタンク(3)内に存在し、かつ右側ヘッダタンク(3)を上ヘッダ部(3a)と下ヘッダ部(3b)に仕切る仕切部材(11)となる第１部分(71)と、第１部分(71)の外周縁に一体に形成されかつ第１構成部材(61)のスリット(64)内に存在する部分円環状の第２部分(72)と、第２部分(72)の外周縁に一体に形成されて左右方向外方に突出し、かつ右側ヘッダタンク(3)の筒状体(60)の外側に存在する第３部分(73)とを備えており、第１部分(71)における第２部分(72)への連接部を除いた部分が、右側ヘッダタンク(3)の筒状体(60)の内周面にろう付され、第２部分(72)の上下両面が右側ヘッダタンク(3)の筒状体(60)の第１構成部材(61)におけるスリット(64)の上下両側面にろう付されている。 Before the second mounting member (70) is brazed together to form the cylindrical body (60) of the right header tank (3), the second structural member (62) ) Formed from the inside into the slit (64) extending in the width direction, and brazing the two structural members (61) (62) to form the cylindrical body (60) of the right header tank (3). At the same time, it is brazed to the cylindrical body (60). The second mounting member (70) is present in the right header tank (3) and serves as a partition member (11) that partitions the right header tank (3) into an upper header portion (3a) and a lower header portion (3b). A first part (71) and a second part (72) which is formed integrally with the outer peripheral edge of the first part (71) and which exists in the slit (64) of the first component member (61). A third portion (73) formed integrally with the outer peripheral edge of the second portion (72) and projecting outward in the left-right direction and existing outside the cylindrical body (60) of the right header tank (3). A portion of the first portion (71) excluding the connecting portion to the second portion (72) is brazed to the inner peripheral surface of the cylindrical body (60) of the right header tank (3); The upper and lower surfaces of the two portions (72) are brazed to the upper and lower side surfaces of the slit (64) in the first component member (61) of the cylindrical body (60) of the right header tank (3).
第２取付部材(70)の第１部分(71)の左端部に、左方に突出した嵌合凸部(74)が一体に形成されている。嵌合凸部(74)は、右側ヘッダタンク(3)の筒状体(60)の第２構成部材(62)に形成された貫通穴からなる嵌合凹部(75)に嵌められるとともに、先端部がかしめられた状態で、筒状体(60)の第２構成部材(62)にろう付されている。第２取付部材(70)の第３部分(73)には、出口側管接続部材(16)の取付部材嵌入溝(23)内に嵌め入れられる長方形状の嵌入部(76)が設けられている。第３部分(73)全体の前後方向の幅は、第２部分(72)、すなわちスリット(64)の前後方向の長さと等しくなっている。 A fitting convex portion (74) protruding leftward is integrally formed at the left end portion of the first portion (71) of the second mounting member (70). The fitting convex portion (74) is fitted into a fitting concave portion (75) formed of a through hole formed in the second component member (62) of the cylindrical body (60) of the right header tank (3), and the tip With the portion crimped, it is brazed to the second component member (62) of the cylindrical body (60). The third portion (73) of the second attachment member (70) is provided with a rectangular insertion portion (76) that is inserted into the attachment member insertion groove (23) of the outlet side pipe connection member (16). Yes. The width of the entire third portion (73) in the front-rear direction is equal to the length of the second portion (72), ie, the slit (64) in the front-rear direction.
出口側管接続部材(16)および第２取付部材(70)は、次のようにして右側ヘッダタンク(3)に固定されている。すなわち、第２取付部材(70)の第３部分(73)を、内側から筒状体(60)の第１構成部材(61)のスリット(64)に通す。ついで、筒状体(60)の第１構成部材(61)を第２構成部材(62)に組み合わせるとともに、嵌合凸部(74)を嵌合凹部(75)に嵌め入れる。ついで、嵌合凸部(74)の先端部をかしめることによって、第２取付部材(70)を第２構成部材(62)に仮止めする。ついで、第２取付部材(70)の嵌入部(76)を出口側管接続部材(16)の取付部材嵌入溝(23)内に前端開口から嵌め入れるとともに、取付部材嵌入溝(23)の両側壁(24)を前後両側から加圧して嵌入部(76)を両側壁(24)により挟着することによって出口側管接続部材(16)を第２取付部材(70)に仮止めする。これにより、両構成部材(61)(62)を仮止めして右側ヘッダタンク(3)の筒状体(60)をつくるとともに、出口側管接続部材(16)を第２取付部材(70)を介して右側ヘッダタンク(3)の筒状体(60)に仮止めし、この状態で、両構成部材(61)(62)どうし、両構成部材(61)(62)と第２取付部材(70)、第２構成部材(62)と出口側管接続部材(16)、および出口側管接続部材(16)と第２取付部材(70)とがろう付されている。なお、第２取付部材(70)の第２構成部材(62)への仮止めは、出口側管接続部材(16)の第２取付部材(70)への仮止めの後に行ってもよい。 The outlet side pipe connecting member (16) and the second attachment member (70) are fixed to the right header tank (3) as follows. That is, the third portion (73) of the second mounting member (70) is passed through the slit (64) of the first component member (61) of the cylindrical body (60) from the inside. Next, the first component member (61) of the cylindrical body (60) is combined with the second component member (62), and the fitting convex portion (74) is fitted into the fitting concave portion (75). Next, the second mounting member (70) is temporarily fixed to the second component member (62) by caulking the tip of the fitting convex portion (74). Next, the fitting portion (76) of the second mounting member (70) is fitted into the fitting member fitting groove (23) of the outlet side pipe connecting member (16) from the front end opening, and both sides of the fitting member fitting groove (23) are inserted. The outlet side pipe connecting member (16) is temporarily fixed to the second mounting member (70) by pressurizing the wall (24) from both the front and rear sides and sandwiching the fitting portion (76) by the both side walls (24). Thus, both the constituent members (61) and (62) are temporarily fixed to form the cylindrical body (60) of the right header tank (3), and the outlet side pipe connecting member (16) is attached to the second mounting member (70). Are temporarily fixed to the cylindrical body (60) of the right-hand header tank (3), and in this state, the two structural members (61) and (62) are connected to each other, and the two structural members (61) and (62) are connected to the second mounting member. (70), the second component member (62) and the outlet side pipe connecting member (16), and the outlet side pipe connecting member (16) and the second mounting member (70) are brazed. The temporary fixing of the second mounting member (70) to the second component member (62) may be performed after the temporary fixing of the outlet side pipe connecting member (16) to the second mounting member (70).
なお、図示は省略したが、左側ヘッダタンク(2)の筒状体として、右側ヘッダタンク(3)と同一構成であって、右側ヘッダタンク(3)を左右逆向きにしたものが用いられ、第１取付部材として、第２取付部材(70)とほぼ同一の構成であり、第１部分(71)に流体通過穴が形成されているものが用いられてもよい。そして、両構成部材のろう付による左側ヘッダタンク(2)の形成、ならびに入口側管接続部材および第１取付部材の左側ヘッダタンクの筒状体へのろう付は、両構成部材(61)(62)のろう付による右側ヘッダタンク(3)の筒状体(60)の形成、出口側管接続部材(16)および第２取付部材(70)の右側ヘッダタンク(3)の筒状体(60)へのろう付と同様にして行われる。 Although not shown in the figure, the cylindrical body of the left header tank (2) has the same configuration as the right header tank (3), and the right header tank (3) with the left and right reversed is used. As the first mounting member, one having the same configuration as the second mounting member (70) and having a fluid passage hole formed in the first portion (71) may be used. The formation of the left header tank (2) by brazing both constituent members, and the brazing of the inlet side pipe connecting member and the first mounting member to the cylindrical body of the left header tank are both constituent members (61) ( 62) forming the tubular body (60) of the right header tank (3) by brazing, the tubular body of the right header tank (3) of the outlet side pipe connecting member (16) and the second mounting member (70) ( Same as brazing to 60).
上記実施形態においては、この発明による熱交換器がカーエアコンのコンデンサに適用されているが、これに限定されるものではない。 In the said embodiment, although the heat exchanger by this invention is applied to the capacitor | condenser of a car air conditioner, it is not limited to this.
この発明による熱交換器は、カーエアコンを構成する冷凍サイクルに好適に用いられる。 The heat exchanger according to the present invention is suitably used for a refrigeration cycle constituting a car air conditioner.
(1)：コンデンサ（熱交換器）
(2)(3)：ヘッダタンク
(4)：熱交換管
(7)(60)：筒状体
(11)：仕切部材
(13)：入口側管接続部材
(14)：流体通路
(15)：第１取付部材
(16)(40)：出口側管接続部材
(17)(41)：流体通路
(18)(50)(70)：第２取付部材
(19)(42)：めねじ穴
(21)(43)(63)：円形の貫通穴
(22)(44)：短円筒状部
(23)(45)：取付部材嵌入溝
(24)(46)：側壁
(26)(51)(64)：スリット
(27)(52)(71)：第１部分
(28)(53)(72)：第２部分
(29)(54)(73)：第３部分
(31)(55)(74)：嵌合凸部
(32)(56)(75)：嵌合凹部
(33)(57)(76)：嵌入部
(34)：挟着部
(61)(62)：構成部材
(1): Capacitor (heat exchanger)
(2) (3): Header tank
(4): Heat exchange pipe
(7) (60): Tubular body
(11): Partition member
(13): Inlet side pipe connection member
(14): Fluid passage
(15): First mounting member
(16) (40): Outlet side pipe connection member
(17) (41): Fluid passage
(18) (50) (70): Second mounting member
(19) (42): Female thread hole
(21) (43) (63): Circular through hole
(22) (44): Short cylindrical part
(23) (45): Mounting member insertion groove
(24) (46): Side wall
(26) (51) (64): Slit
(27) (52) (71): 1st part
(28) (53) (72): Second part
(29) (54) (73): Third part
(31) (55) (74): Mating convex part
(32) (56) (75): Fitting recess
(33) (57) (76): Insertion section
(34): Clamping part
(61) (62): Components
Claims (11)
ヘッダタンクの周壁、および取付部材におけるヘッダタンク内に存在する部分のうちのいずれか一方に嵌合凸部が形成されるとともに、同他方に嵌合凸部が嵌る嵌合凹部が形成され、管接続部材に取付部材嵌入溝が形成され、取付部材におけるヘッダタンク外に存在する部分に、管接続部材の取付部材嵌入溝内に嵌め入れられるとともに、管接続部材にろう付された嵌入部が設けられている熱交換器。 A pair of header tanks spaced apart from each other, a plurality of heat exchange pipes arranged in parallel between both header tanks and having both ends connected to both header tanks, and at least one of the header tanks And a mounting member for attaching the pipe connecting member to the header tank. A slit is formed through the header tank, and the mounting member is passed through the slit and brazed to the header tank. A heat exchanger that is brazed to the header tank and the mounting member in a state where the pipe connecting member is temporarily fixed to the mounting member,
A fitting convex portion is formed on one of the peripheral wall of the header tank and the portion of the mounting member existing in the header tank, and a fitting concave portion on which the fitting convex portion is fitted is formed on the other, An attachment member insertion groove is formed in the connection member, and a portion of the attachment member outside the header tank is fitted into the attachment member insertion groove of the pipe connection member, and an insertion portion brazed to the pipe connection member is provided. Heat exchanger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009224138A JP5460212B2 (en) | 2009-09-29 | 2009-09-29 | Heat exchanger |
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| Application Number | Priority Date | Filing Date | Title |
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| JP2009224138A JP5460212B2 (en) | 2009-09-29 | 2009-09-29 | Heat exchanger |
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| JP5460212B2 JP5460212B2 (en) | 2014-04-02 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2541273A (en) * | 2015-08-11 | 2017-02-15 | Hamilton Sundstrand Corp | Improved high temperature flow manifold |
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| JP2009024930A (en) * | 2007-07-19 | 2009-02-05 | Showa Denko Kk | Heat exchanger |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06117794A (en) * | 1991-06-19 | 1994-04-28 | Valeo Thermique Moteur | Device for mounting connecting pipe to two adjacent mounting hole in heat exchanger case |
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| GB2541273A (en) * | 2015-08-11 | 2017-02-15 | Hamilton Sundstrand Corp | Improved high temperature flow manifold |
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