JPH03128167A - Production of heat exchanger - Google Patents
Production of heat exchangerInfo
- Publication number
- JPH03128167A JPH03128167A JP26651589A JP26651589A JPH03128167A JP H03128167 A JPH03128167 A JP H03128167A JP 26651589 A JP26651589 A JP 26651589A JP 26651589 A JP26651589 A JP 26651589A JP H03128167 A JPH03128167 A JP H03128167A
- Authority
- JP
- Japan
- Prior art keywords
- fins
- airflow
- heat exchanger
- flat plate
- heat transfer
- 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.)
- Granted
Links
- 238000004519 manufacturing process Methods 0.000 title claims description 7
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 27
- 238000005219 brazing Methods 0.000 claims abstract description 24
- 239000000463 material Substances 0.000 claims abstract description 16
- 238000005520 cutting process Methods 0.000 claims description 10
- QNRATNLHPGXHMA-XZHTYLCXSA-N (r)-(6-ethoxyquinolin-4-yl)-[(2s,4s,5r)-5-ethyl-1-azabicyclo[2.2.2]octan-2-yl]methanol;hydrochloride Chemical compound Cl.C([C@H]([C@H](C1)CC)C2)CN1[C@@H]2[C@H](O)C1=CC=NC2=CC=C(OCC)C=C21 QNRATNLHPGXHMA-XZHTYLCXSA-N 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 6
- 239000012530 fluid Substances 0.000 abstract description 5
- 238000005304 joining Methods 0.000 abstract description 4
- 238000005253 cladding Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 3
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
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
- F28F1/00—Tubular elements; Assemblies of tubular elements
- F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
- F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
- F28F1/24—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely
- F28F1/32—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely the means having portions engaging further tubular elements
- F28F1/325—Fins with openings
-
- 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
- F28D1/05383—Assemblies of conduits connected to common headers, e.g. core type radiators with multiple rows of conduits or with multi-channel conduits
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Geometry (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
Description
【発明の詳細な説明】
産業上の利用分野
本発明は自動車機器用、空調機器用、冷凍機器用に用い
られている熱交換器とその製造方法に関するものである
。DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application The present invention relates to a heat exchanger used for automobile equipment, air conditioning equipment, and refrigeration equipment, and a method for manufacturing the same.
従来の技術
近年、空調機器等は省エネルギー化が要求されてふ・す
、冷媒と空気等の流体間で熱の授受を行う熱交換器は熱
交換効率の向上とともに、空調機のファンの消費電力量
低減のため空気側圧力損失低減が要求されており、例え
ば実開昭６０−６０５９０号公報のように伝熱管の楕円
管、多穴偏平管の導入について取り組１れている。Conventional technology In recent years, energy saving has been required for air conditioners, etc. Heat exchangers, which transfer heat between fluids such as refrigerant and air, have improved heat exchange efficiency and have reduced the power consumption of air conditioner fans. In order to reduce the amount of heat transfer, it is required to reduce the pressure loss on the air side, and efforts are being made to introduce oval tubes and multi-hole flat tubes as heat transfer tubes, for example, as in Japanese Utility Model Application Publication No. 60-60590.
１ず、従来の熱交換器について第４図を用いて説明する
。第４図において、１１は熱交換器で、熱交換器１１は
一定間隔で平行に並べられたフィン１２と、フィン１２
を貫通し、フィン１２と接合されている多穴偏平管を用
いた伝熱管１３とから構成されている。熱交換器１１は
伝熱管１３内部を流れる流体とフィン１２間を流れる気
流とで熱交換を行うものである。First, a conventional heat exchanger will be explained using FIG. 4. In FIG. 4, 11 is a heat exchanger, and the heat exchanger 11 has fins 12 arranged in parallel at regular intervals, and fins 12.
The heat exchanger tube 13 is a multi-hole flat tube that penetrates through the fins 12 and is joined to the fins 12. The heat exchanger 11 exchanges heat between the fluid flowing inside the heat transfer tubes 13 and the airflow flowing between the fins 12.
フィン１２は両面あるいは片面にロー材をクララドした
フィン材料を史用して釦り、伝熱管１３をフィン１２の
プレス加工時に設けられた伝熱管挿入穴１４に挿入した
ものを、高温の炉中にてフィン１２のロー材を溶かし、
溶けたロー材がフィン１２の伝熱管挿入穴１４と伝熱管
１３との隙間に流れ込むことによって、フィン１２と伝
熱管１３を接合する炉中ロー付は方式を用いられている
。The fins 12 are made of a fin material made of brazing material on both sides or one side, and the heat exchanger tubes 13 are inserted into the heat exchanger tube insertion holes 14 made during the pressing of the fins 12, and then placed in a high temperature furnace. Melt the brazing material of fin 12 at
A furnace brazing method is used in which the fins 12 and the heat transfer tubes 13 are joined by melted brazing material flowing into the gap between the heat transfer tube insertion holes 14 of the fins 12 and the heat transfer tubes 13.
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製造方法では、伝熱管１３の
フィン１２挿入時に伝熱管１３の先端によるフィン１２
の損傷や、さらには摩擦抵抗による伝熱管１３の屈曲が
生じるため、フィン１２と伝熱管１３間の間隔をできる
だけ大きくする必要があるのに対し、炉中ロー付は時に
むいては、ロー材は表面張力によってフィン１２と伝熱
管１３との隙間に流れ込むことから、安定したロー付け
を行うにはフィン１２と伝熱管１３との間隔をできるだ
け小さくする必要があるという相予盾した欠点を有して
いた。Problems to be Solved by the Invention However, in the above manufacturing method, when the fins 12 of the heat exchanger tube 13 are inserted, the fins 12 are damaged by the tips of the heat exchanger tubes 13.
damage to the heat exchanger tubes 13 and bending of the heat exchanger tubes 13 due to frictional resistance, it is necessary to make the gap between the fins 12 and the heat exchanger tubes 13 as large as possible. Flows into the gap between the fins 12 and the heat exchanger tubes 13 due to surface tension, so in order to achieve stable brazing, the gap between the fins 12 and the heat exchanger tubes 13 must be made as small as possible, which is a compensating drawback. Was.
本発明は上記従来の課題を解決するもので、熱交換器の
組立が容易で、さらにフィンと伝熱管との十分なそして
安定した接合が確保できる熱交換器とその製造方法を提
供するものである。The present invention solves the above-mentioned conventional problems, and provides a heat exchanger that is easy to assemble and can ensure sufficient and stable bonding between the fins and the heat transfer tubes, and a method for manufacturing the same. be.
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熱交換器の製造方法
は、気流方向の後縁側を切り欠いて構成される略偏平溝
を複数段設けた気流上流側平板フィンと、気流方向の前
縁側を切り欠いて構成される略偏平溝を複数段設けた気
流下流側平板フィンと、気流方向に連続配列した前記気
流上流側平板フィンと前記気流下流側平板フィンの間に
挟まれ長径方向前後部を各平板フィンの略偏平ｎＣに挿
入した略ひし形管あるいは略楕円管からなる伝熱管とか
ら構成し、気流上流側平板フィンお・よび気流下流側平
板フィンに両面あるいは片面にロー材をクラッドしたフ
ィン材料を使用し、気流上流側平板フィン及び気流下流
側平板フィンのフィン端部より前記楕円管あるいは略ひ
し形管からなる伝熱管を挿入した後、炉中ロー付けにて
接合することを特徴とする。Means for Solving the Problems In order to solve the above problems, the method for manufacturing a heat exchanger of the present invention includes a flat plate fin on the upstream side of the airflow having a plurality of stages of substantially flat grooves formed by cutting out the trailing edge side in the airflow direction. a flat plate fin on the downstream side of the airflow having a plurality of stages of substantially flat grooves formed by cutting out the leading edge side in the airflow direction; and a flat plate fin on the upstream side of the airflow and the flat plate fin on the downstream side of the airflow that are continuously arranged in the airflow direction. It consists of a heat transfer tube consisting of a substantially rhombic tube or a substantially elliptical tube whose front and rear parts in the major diameter direction are inserted into the substantially flattened nC of each flat plate fin, and the flat plate fin on the upstream side of the airflow and the flat plate fin on the downstream side of the airflow are provided with double-sided or Using a fin material clad with brazing material on one side, insert the heat transfer tube made of the oval tube or approximately rhombic tube from the fin ends of the flat plate fin on the upstream side of the airflow and the flat plate fin on the downstream side of the airflow, and then braze in the furnace. It is characterized in that it is joined by
作 用
本発明は上記した方法によって、フィンが強度のあるフ
ィン端部方向からの伝熱管挿入であるためフィンの損傷
が少なく、また、伝熱管に関しても伝熱管を側面方向か
ら挿入するため、長手方向に力が加わらず、伝熱管の屈
曲は起こらない。そのため、伝熱管のフィンへの挿入が
容易に行え、さらに、フィンと伝熱管とのクリアランス
が無い状態でのロー付けによって十分なそして安定した
接合が行え、高性能な熱交換器を製造することができる
。Effect of the present invention By using the method described above, the heat exchanger tube is inserted from the end direction of the fin where the fins are strong, so there is less damage to the fin, and since the heat exchanger tube is inserted from the side direction, the longitudinal direction of the heat exchanger tube is reduced. No force is applied in this direction, and the heat exchanger tubes do not bend. Therefore, the heat exchanger tubes can be easily inserted into the fins, and sufficient and stable joining can be achieved by brazing without any clearance between the fins and the heat exchanger tubes, thereby producing a high-performance heat exchanger. Can be done.
実施例
以下本発明の第１の実施例について、図面を参照しなが
ら説明する。EXAMPLE A first example of the present invention will be described below with reference to the drawings.
第１図は本発明の実施例によって製造した熱交換器で、
第２図は第１図のＢ−Ｂ線に釦ける断面拡大図である。FIG. 1 shows a heat exchanger manufactured according to an embodiment of the present invention.
FIG. 2 is an enlarged cross-sectional view taken along line B--B in FIG. 1.
１は熱交換器、２は一定間隔で平行に並べられた気流上
流側平板フィンで、３は気流下流側平板フィン、４は気
流上流側平板フィン２と気流下流側平板フィン３とが接
合されている略ひし形管を用いた伝熱管、５は伝熱管４
端部に接合された分流器である。1 is a heat exchanger, 2 is a flat plate fin on the upstream side of the airflow arranged in parallel at regular intervals, 3 is a flat plate fin on the downstream side of the airflow, and 4 is a flat plate fin on the upstream side of the airflow and the flat plate fin 3 on the downstream side of the airflow are joined. 5 is a heat exchanger tube 4 using a substantially diamond-shaped tube.
A flow divider joined to the end.
熱交換器１は分流器６を介して伝熱管４内部を流れる流
体と気流上流側平板フィン２や気流下流側平板フィン３
間を流れる気流Ａとで熱交換を行うものであり、気流上
流側平板フィン２と気流下流側平板フィン３にはル−パ
ー６が設けられてお・り熱伝達率を向上させている。The heat exchanger 1 includes a fluid flowing inside the heat transfer tube 4 via a flow divider 6, a flat plate fin 2 on the upstream side of the airflow, and a flat plate fin 3 on the downstream side of the airflow.
Heat exchange is performed with the airflow A flowing between them, and loopers 6 are provided on the flat plate fins 2 on the upstream side of the airflow and the flat plate fins 3 on the downstream side of the airflow to improve the heat transfer coefficient.
つぎに、第３図を用いて本実施例の熱交換器の製造過程
を示す。気流上流側平板フィン２お・よび気流下流側平
板フィン３は両面あるいは片面にロー材をクラッドした
フィン材料を使用し、気流上流側平板フィン２には気流
方向の後縁側を伝熱管４の外形状に一致するように切り
欠いて構成された略偏平溝７が複数段設けられ、また、
気流下流側平板フィン３にも同様に気流方向の前縁側を
切り欠いて構成される略偏平溝８が複数段設けられてい
る。熱交換器１は一定間隔で平行に並べられた気流上流
側平板フィン２と気流下流側平板フィン３とを、伝熱管
４０前後方よシ略偏平溝７，８とが一致するよう挿入し
た後、炉中ロー付けにて接合される。Next, the manufacturing process of the heat exchanger of this example will be described using FIG. The flat plate fins 2 on the upstream side of the airflow and the flat plate fins 3 on the downstream side of the airflow are made of a fin material in which both sides or one side are clad with brazing material. A plurality of substantially flat grooves 7 formed by cutting out to match the shape are provided, and
Similarly, the flat plate fin 3 on the downstream side of the airflow is provided with a plurality of substantially flat grooves 8 formed by cutting out the front edge side in the airflow direction. The heat exchanger 1 is constructed by inserting flat plate fins 2 on the upstream side of the airflow and flat plate fins 3 on the downstream side of the airflow, which are arranged in parallel at regular intervals, so that the flat grooves 7 and 8 of the heat exchanger tubes 40 are aligned with each other in the front and rear directions. , joined by furnace brazing.
気流上流側平板フィン２と気流下流側平板フィン３を伝
熱管４に挿入する際、気流上流側平板フィン２は強度の
弱いフィン平面に対して垂直方向からの力ではなく、水
平方向Ｃ，Ｄつ１り気流上流側平板フィン２端部から力
が加わるため強度があり、伝熱管４挿入時のフィンの損
傷が少ない。When inserting the flat plate fins 2 on the upstream side of the airflow and the flat plate fins 3 on the downstream side of the airflow into the heat exchanger tube 4, the flat plate fins 2 on the upstream side of the airflow are not subjected to force in the vertical direction to the fin plane, which has weak strength, but in the horizontal directions C and D. Since the force is applied from the end of the flat plate fin 2 on the upstream side of the airflow, there is strength, and the fins are less likely to be damaged when the heat exchanger tube 4 is inserted.
また、伝熱管４に関しても伝熱管４を側面方向から挿入
するため、長手方向に力が加わらず、伝熱管４の屈曲は
起こらない。よって伝熱管４の気流上流側平板フィン２
．気流下流側平板フィン３への挿入が容易に行える。さ
らに、炉中ロー付時に、気流上流側平板フィン２．気流
下流側平板フィン３と伝熱管４との間隔がほとんど無い
ので、気流上流側平板フィン２と伝熱管４との間にロー
材がいき渡り、十分で安定したロー付けが行うことがで
きる。Furthermore, since the heat exchanger tubes 4 are inserted from the side, no force is applied in the longitudinal direction and the heat exchanger tubes 4 do not bend. Therefore, the flat plate fin 2 on the airflow upstream side of the heat exchanger tube 4
．． It can be easily inserted into the flat plate fin 3 on the downstream side of the airflow. Furthermore, during furnace brazing, the airflow upstream side flat plate fin 2. Since there is almost no gap between the flat plate fins 3 on the downstream side of the airflow and the heat transfer tubes 4, the brazing material spreads between the flat plate fins 2 on the upstream side of the airflow and the heat transfer tubes 4, and sufficient and stable brazing can be performed.
筐た、伝熱管４に略ひし形管を用いることによって、管
外形状や略偏平溝７，８の加工上のバラツキが多少あっ
ても間隔がち昔り大きくならない。By using a substantially rhombic tube for the heat transfer tube 4, even if there is some variation in the tube outer shape or the processing of the substantially flat grooves 7 and 8, the spacing will not become large.
以上のように本実施例によれば、気流方向の後縁側を切
り欠いて構成される略偏平溝を複数段設けた気流上流側
平板フィンと、気流方向の前縁側を切り欠いて構成され
る略偏平溝を複数段設けた気流下流側平板フィンと、気
流方向に連続配列した気流上流側平板フィンと気流下流
側平板フィンの間に挟まれ長径方向前後部を各平板フィ
ンの略偏平溝に挿入した略ひし形管あるいは略楕円管か
らなる伝熱管とから構成し、気流上流側平板フィンお・
よび気流下流側平板フィンに両面あるいは片面にロー材
をクラッドしたフィン材料を使用し、フィン端部より伝
熱管を挿入した後、炉中ロー付けにて接合することによ
って伝熱管のフィンへの挿入が容易に行え、さらに、フ
ィンと伝熱管とのクリアランスが無い状態でのロー付け
によって十分なそして安定した接合が行え、高性能な熱
交換器を製造することができる。As described above, according to this embodiment, the airflow upstream side flat plate fin is configured by cutting out the trailing edge side in the airflow direction and having multiple stages of substantially flat grooves, and the airflow upstream side flat plate fin having a plurality of stages of substantially flat grooves formed by cutting out the trailing edge side in the airflow direction. The flat plate fins on the downstream side of the airflow are provided with multiple stages of substantially flat grooves, and the flat plate fins on the upstream side of the airflow and the flat plate fins on the downstream side of the airflow are arranged continuously in the airflow direction, and the front and rear portions in the major axis direction are arranged in the substantially flat grooves of each flat plate fin. It consists of a heat exchanger tube consisting of an inserted approximately rhombic tube or approximately elliptical tube, and a flat plate fin on the upstream side of the airflow.
The heat exchanger tubes are inserted into the fins by using a fin material clad with brazing material on both sides or one side of the flat plate fins on the downstream side of the airflow, and then inserting the heat exchanger tubes from the fin ends, and then joining them by brazing in the furnace. can be easily performed, and furthermore, by brazing the fins and the heat exchanger tubes in a state where there is no clearance, sufficient and stable joining can be performed, and a high-performance heat exchanger can be manufactured.
また、本実施例では伝熱管として略ひし形管としたが略
楕円管としても同等の効果が得られることは言う１でも
ない。Further, in this embodiment, a substantially rhombic tube is used as the heat transfer tube, but it is also possible to obtain the same effect by using a substantially elliptical tube.
発明の効果
以上のように本発明は、気流方向の後縁側を切り欠いて
構成される略偏平溝を複数段設けた気流上流側平板フィ
ンと、気流方向の前縁側を切り欠いて構成される略偏平
溝を複数段設けた気流下流側平板フィンと、気流方向に
連続配列した気流上流側平板フィンと気流下流側平板フ
ィンの間に挟筐れ長径方向前後部を各平板フィンの略偏
平溝に挿入した略ひし形管あるいは略楕円管からなる伝
熱管とから溝或し、気流上流側平板フィンむよび気流下
流側平板フィンに両面あるいは片面にロー材をクラッド
したフィン材料を使用し、フィン端部より伝熱管を挿入
した後、炉中ロー付けにて接合することによって伝熱管
のフィンへの挿入が容易に行え、さらに、フィンと伝熱
管との隙間が無い状態でのロー付けによって十分なそし
て安定した接合が行え、高性能な熱交換器を製造するこ
とができる。Effects of the Invention As described above, the present invention comprises an airflow upstream side flat plate fin having a plurality of stages of substantially flat grooves formed by cutting out the trailing edge side in the airflow direction, and a flat plate fin formed by cutting out the leading edge side in the airflow direction. A flat plate fin on the downstream side of the airflow having multiple stages of substantially flat grooves is sandwiched between a flat plate fin on the upstream side of the airflow and a flat plate fin on the downstream side of the airflow that are continuously arranged in the airflow direction. From the heat transfer tube, which is a roughly rhombic tube or an approximately elliptical tube inserted into After inserting the heat exchanger tube from the bottom, it is possible to easily insert the heat exchanger tube into the fin by brazing it in the furnace.Furthermore, by brazing with no gap between the fin and the heat exchanger tube, it is possible to securely In addition, stable bonding can be performed and a high-performance heat exchanger can be manufactured.
１・・・・・・熱交換器、２・・・・・・気流上流側平
板フィン、３・・・・・・気流下流側平板フィン、４・
・・・・・伝熱管、了。
８・・・・・・略偏平溝。1...Heat exchanger, 2...Airflow upstream side flat plate fin, 3...Airflow downstream side flat plate fin, 4.
...Heat transfer tube, completed. 8...Approximately oblate groove.
Claims (1)
数段設けた気流上流側平板フィンと、気流方向の前縁側
を切り欠いて構成される略偏平溝を複数段設けた気流下
流側平板フィンと、気流方向に連続配列した前記気流上
流側平板フィンと前記気流下流側平板フィンの間に挟ま
れ長径方向前後部を前記各平板フィンの略偏平溝に挿入
した略ひし形管あるいは略楕円管からなる伝熱管とから
構成し、前記気流上流側平板フィンおよび前記気流下流
側平板フィンに両面あるいは片面にロー材をクラッドし
たフィン材料を使用し、フィン端部より前記楕円管ある
いは略ひし形管からなる伝熱管を挿入した後、炉中ロー
付けにて接合する熱交換器の製造方法。An airflow upstream side flat plate fin with multiple stages of substantially flat grooves formed by cutting out the trailing edge side in the airflow direction, and an airflow downstream side having multiple stages of substantially flat grooves formed by cutting out the leading edge side in the airflow direction. a substantially rhombic tube or a substantially elliptical tube sandwiched between a flat plate fin and the flat plate fins on the upstream side of the airflow and the flat plate fins on the downstream side of the airflow, and whose front and rear portions in the major axis direction are inserted into the substantially flat grooves of each of the flat plate fins; The flat plate fin on the upstream side of the airflow and the flat plate fin on the downstream side of the airflow are made of a fin material clad with brazing material on both sides or one side, and the elliptical tube or approximately rhombic tube is formed from the fin end. A method for manufacturing a heat exchanger in which heat exchanger tubes are inserted and then joined by brazing in a furnace.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1266515A JP2548400B2 (en) | 1989-10-13 | 1989-10-13 | Heat exchanger manufacturing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1266515A JP2548400B2 (en) | 1989-10-13 | 1989-10-13 | Heat exchanger manufacturing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03128167A true JPH03128167A (en) | 1991-05-31 |
| JP2548400B2 JP2548400B2 (en) | 1996-10-30 |
Family
ID=17431976
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1266515A Expired - Fee Related JP2548400B2 (en) | 1989-10-13 | 1989-10-13 | Heat exchanger manufacturing method |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2548400B2 (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1174673A2 (en) * | 2000-07-18 | 2002-01-23 | Valeo Thermique Moteur | Heat exchange module, more particularly for automotive vehicle, and process for manufacturing same |
| JP2003262485A (en) * | 2002-03-07 | 2003-09-19 | Mitsubishi Electric Corp | Fin tube type heat exchanger, its manufacturing method, and refrigeration air conditioner |
| WO2005047798A1 (en) * | 2003-11-12 | 2005-05-26 | Hidaka Seiki Kabushiki Kaisha | Multi-hole tube for heat exchanger and method of expanding tube therefor |
| JP2010139166A (en) * | 2008-12-11 | 2010-06-24 | Mitsubishi Electric Corp | Air conditioner |
| JP2010286187A (en) * | 2009-06-12 | 2010-12-24 | Mitsubishi Electric Corp | Flat tube heat exchanger |
| US7999511B2 (en) | 2007-05-22 | 2011-08-16 | Sony Corporation | Battery charger |
| JP2012233680A (en) * | 2011-04-22 | 2012-11-29 | Mitsubishi Electric Corp | Fin tube heat exchanger, and refrigeration cycle apparatus |
| JP2013221713A (en) * | 2012-04-18 | 2013-10-28 | Mitsubishi Electric Corp | Heat exchanger, and heat pump device |
| JP2014001869A (en) * | 2012-06-15 | 2014-01-09 | Mitsubishi Electric Corp | Heat exchanger and refrigeration cycle device |
| KR101430362B1 (en) * | 2013-06-12 | 2014-08-13 | 한국교통대학교산학협력단 | Fin-microchannel heat exchanger and manufacturing method of a heat exchanger |
| JP2022534740A (en) * | 2019-05-31 | 2022-08-03 | 杭州三花▲微▼通道▲換▼▲熱▼▲器▼有限公司 | Flat tube, multi-channel heat exchanger and air conditioning cooling system |
| WO2022244196A1 (en) * | 2021-05-20 | 2022-11-24 | 三菱電機株式会社 | Heat exchanger |
-
1989
- 1989-10-13 JP JP1266515A patent/JP2548400B2/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2812081A1 (en) * | 2000-07-18 | 2002-01-25 | Valeo Thermique Moteur Sa | HEAT EXCHANGE MODULE, ESPECIALLY FOR A MOTOR VEHICLE, AND METHOD FOR MANUFACTURING THE MODULE |
| EP1174673A3 (en) * | 2000-07-18 | 2002-07-31 | Valeo Thermique Moteur | Heat exchange module, more particularly for automotive vehicle, and process for manufacturing same |
| EP1174673A2 (en) * | 2000-07-18 | 2002-01-23 | Valeo Thermique Moteur | Heat exchange module, more particularly for automotive vehicle, and process for manufacturing same |
| JP2003262485A (en) * | 2002-03-07 | 2003-09-19 | Mitsubishi Electric Corp | Fin tube type heat exchanger, its manufacturing method, and refrigeration air conditioner |
| WO2005047798A1 (en) * | 2003-11-12 | 2005-05-26 | Hidaka Seiki Kabushiki Kaisha | Multi-hole tube for heat exchanger and method of expanding tube therefor |
| US7999511B2 (en) | 2007-05-22 | 2011-08-16 | Sony Corporation | Battery charger |
| JP2010139166A (en) * | 2008-12-11 | 2010-06-24 | Mitsubishi Electric Corp | Air conditioner |
| JP2010286187A (en) * | 2009-06-12 | 2010-12-24 | Mitsubishi Electric Corp | Flat tube heat exchanger |
| JP2012233680A (en) * | 2011-04-22 | 2012-11-29 | Mitsubishi Electric Corp | Fin tube heat exchanger, and refrigeration cycle apparatus |
| JP2013221713A (en) * | 2012-04-18 | 2013-10-28 | Mitsubishi Electric Corp | Heat exchanger, and heat pump device |
| JP2014001869A (en) * | 2012-06-15 | 2014-01-09 | Mitsubishi Electric Corp | Heat exchanger and refrigeration cycle device |
| KR101430362B1 (en) * | 2013-06-12 | 2014-08-13 | 한국교통대학교산학협력단 | Fin-microchannel heat exchanger and manufacturing method of a heat exchanger |
| JP2022534740A (en) * | 2019-05-31 | 2022-08-03 | 杭州三花▲微▼通道▲換▼▲熱▼▲器▼有限公司 | Flat tube, multi-channel heat exchanger and air conditioning cooling system |
| WO2022244196A1 (en) * | 2021-05-20 | 2022-11-24 | 三菱電機株式会社 | Heat exchanger |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2548400B2 (en) | 1996-10-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |