JP2000180089A - Radiator incorporating oil cooler - Google Patents

Radiator incorporating oil cooler

Info

Publication number
JP2000180089A
JP2000180089A JP10375759A JP37575998A JP2000180089A JP 2000180089 A JP2000180089 A JP 2000180089A JP 10375759 A JP10375759 A JP 10375759A JP 37575998 A JP37575998 A JP 37575998A JP 2000180089 A JP2000180089 A JP 2000180089A
Authority
JP
Japan
Prior art keywords
pair
radiator
oil cooler
oil
type cap
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
Application number
JP10375759A
Other languages
Japanese (ja)
Inventor
Sotoharu Tanaka
外治 田中
Hidetaka Shinnaga
秀孝 新長
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toyo Radiator Co Ltd
Original Assignee
Toyo Radiator Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Toyo Radiator Co Ltd filed Critical Toyo Radiator Co Ltd
Priority to JP10375759A priority Critical patent/JP2000180089A/en
Publication of JP2000180089A publication Critical patent/JP2000180089A/en
Pending legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28FDETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F9/00Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
    • F28F9/02Header boxes; End plates
    • F28F9/0234Header boxes; End plates having a second heat exchanger disposed there within, e.g. oil cooler

Landscapes

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

Abstract

PROBLEM TO BE SOLVED: To enhance assembling performance and maintainability by providing an oil cooler with a screw type cap having a pair of projecting inlet/outlet pipes and screwing it liquidtightly to a circular opening made in one end face of a radiator tank thereby facilitating fixing of the oil cooler after completion of a radiator. SOLUTION: An oil cooler 4 compyises a short bolt-like screw type cap 2 having a head part, a pair of inlet/outlet pipes 1, a large number of oil pipes 3, a baffle plate 13, a U-turn tank 11, and the like. A radiator tank 5 comprises a tubular tank body 5a having opposite ends closed liquidtightly with a pair of end covers 17 wherein the upper end cover 17 has a circular opening 6. The oil cooler 4 is inserted from the circular opening 6 of the radiator tank 5 and secured liquidtightly through a packing or a sealing material by screwing the externally threaded part 14 of the cap 2 into the internally threaded part 15 at the boss part 18 of the circular opening 6.

Description

【発明の詳細な説明】DETAILED DESCRIPTION OF THE INVENTION

【0001】[0001]

【発明の属する技術分野】本発明はエンジン冷却水冷却
用ラジエータのタンクに収納されるオイルクーラに関す
る。
The present invention relates to an oil cooler housed in a tank of a radiator for cooling engine cooling water.

【0002】[0002]

【従来の技術】従来のオイルクーラ内蔵ラジエータは、
次のように構成されていた。一例として二重管からなる
オイルクーラは、同心に配置された一対の細長いオイル
パイプの両端縁が互いに閉塞されると共に、その両端部
外周に一対のボス部が設けられ、夫々のボス部に出入口
パイプが突設されていた。そしてその一対のボス部間距
離に整合して、ラジエータタンク本体の側壁には、一対
の貫通孔が形成されていた。そしてラジエータの組立て
前にオイルクーラをタンク本体に収納し、その出入口パ
イプをラジエータタンクの外面に貫通し、その貫通部を
液密に固定していた。そしてチューブとフィン及びチュ
ーブプレートとからなるコアの完成後に、そのチューブ
プレートによってタンク本体の開口を閉塞し、その閉塞
部を液密に接合していた。
2. Description of the Related Art A conventional radiator with a built-in oil cooler is:
It was configured as follows. As an example, an oil cooler composed of a double pipe has a pair of elongated oil pipes concentrically arranged, both ends of which are closed with each other, and a pair of bosses are provided on the outer periphery of both ends thereof, and each of the bosses has an entrance and exit. The pipe was protruding. A pair of through holes are formed in the side wall of the radiator tank body in conformity with the distance between the pair of boss portions. Then, before assembling the radiator, the oil cooler was housed in the tank body, the inlet / outlet pipe penetrated through the outer surface of the radiator tank, and the penetrating portion was fixed in a liquid-tight manner. After the completion of the core including the tube, the fins, and the tube plate, the opening of the tank body was closed by the tube plate, and the closed portion was liquid-tightly joined.

【0003】[0003]

【発明が解決しようとする課題】従来のオイルクーラ内
蔵ラジエータは、オイルクーラの両端部に一対の出入口
パイプが突設されているため、それをタンク本体に収納
し、各出入口パイプをタンクの貫通孔に挿通する作業、
およびその挿通部を液密に固定する作業が極めて面倒で
あった。それと共に、タンク本体とチューブプレートと
を組み立てる前にオイルクーラをタンク本体の内部に挿
入する必要があり、その工程自体が面倒であった。さら
には、ラジエータ完成後にオイルクーラの点検整備をす
る場合には、タンク本体を分解する必要があり、メンテ
ナンス性に欠ける欠点があった。そこで本発明は、上記
問題点を解決することを課題とする。
In a conventional radiator with a built-in oil cooler, a pair of inlet / outlet pipes are protruded from both ends of the oil cooler. Work to insert the hole,
And the work of fixing the insertion portion in a liquid-tight manner is extremely troublesome. At the same time, it is necessary to insert an oil cooler into the tank body before assembling the tank body and the tube plate, and the process itself is troublesome. Further, when the oil cooler is inspected and maintained after the radiator is completed, it is necessary to disassemble the tank main body, and there is a drawback that maintenance is lacking. Then, this invention makes it a subject to solve the said problem.

【0004】[0004]

【課題を解決するための手段】請求項1に記載の本発明
は、一対の出入口パイプ1が外面側に突設されたネジ型
キャップ2と、そのネジ型キャップ2の内面側に突設さ
れ、前記出入口パイプ1に連通する複数のオイル流通路
が設けられ、それらがUターンするように接続された細
長いオイルパイプ3と、によりオイルクーラ4が構成さ
れ、ラジエータタンク5の長手方向の一端面に、前記ネ
ジ型キャップ2に整合する円形口6が設けられ、その円
形口6に前記ネジ型キャップ2が液密に螺着締結される
オイルクーラ内蔵ラジエータである。
According to the first aspect of the present invention, there is provided a screw type cap 2 having a pair of inlet / outlet pipes 1 projecting from the outer surface side, and a screw type cap 2 projecting from the inner surface side of the screw type cap 2. A plurality of oil flow passages communicating with the inlet / outlet pipe 1 are provided, and an elongated oil pipe 3 connected so as to make a U-turn constitutes an oil cooler 4, and one end face of a radiator tank 5 in a longitudinal direction. A radiator with a built-in oil cooler is provided with a circular opening 6 that is aligned with the screw-type cap 2 and the screw-type cap 2 is screwed and fastened to the circular opening 6 in a liquid-tight manner.

【0005】請求項2に記載の本発明は、請求項1にお
いて、前記ネジ型キャップ2が、頭付きの短いボルト状
に形成され、そのネジ型キャップ2に一対の貫通孔7が
形成され、その貫通孔7に前記出入口パイプ1およびオ
イルパイプ3が液密に挿通されたオイルクーラ内蔵ラジ
エータである。請求項3に記載の本発明は、請求項2に
おいて、そのネジ型キャップ2の一対の前記貫通孔7に
整合する一端部を有して、その他端部が偏平な漏斗状の
一対の接続金具8と、その他端部開口を閉塞すると共
に、複数の接続孔9が並列された一対の閉塞板10と、そ
の閉塞板10の夫々の接続孔9に一端が液密に接続される
複数の断面円形のオイルパイプ3と、夫々のオイルパイ
プ3の他端が液密に連通するUターン用小タンク11と、
を具備するオイルクーラ内蔵ラジエータである。
According to a second aspect of the present invention, in the first aspect, the screw type cap 2 is formed in a short bolt shape with a head, and the screw type cap 2 is formed with a pair of through holes 7. The inlet / outlet pipe 1 and the oil pipe 3 are liquid-tightly inserted radiators through the through holes 7. According to a third aspect of the present invention, in the second aspect, the screw-type cap 2 has a pair of connection fittings having one end portion matching the pair of the through holes 7 and the other end portion having a flattened funnel shape. 8 and a pair of closing plates 10 in which the other end openings are closed and a plurality of connecting holes 9 are arranged in parallel, and a plurality of cross sections each having one end connected to each connecting hole 9 of the closing plate 10 in a liquid-tight manner. A circular oil pipe 3, a small tank 11 for U-turn in which the other end of each oil pipe 3 communicates in a liquid-tight manner,
It is a radiator with a built-in oil cooler comprising:

【0006】請求項4に記載の本発明は、請求項2にお
いて、ネジ型キャップ2の一対の前記貫通孔7に整合す
る一端部を有して、その他端部が偏平な漏斗状の一対の
接続金具8と、その他端部開口に夫々一端が液密に接続
される一対の偏平なオイルパイプ3aと、夫々のオイル
パイプ3aの他端が液密に連通するUターン用小タンク
11と、を具備するオイルクーラ内蔵ラジエータである。
According to a fourth aspect of the present invention, in the second aspect, a pair of funnel-shaped ones having one end portion which is aligned with the pair of through holes 7 of the screw type cap 2 and the other end portion is flat. A connection fitting 8, a pair of flat oil pipes 3a each having one end connected to the other end opening in a liquid-tight manner, and a small tank for U-turn in which the other end of each oil pipe 3a communicates in a liquid-tight manner.
11. A radiator with a built-in oil cooler, comprising:

【0007】[0007]

【発明の実施の形態】次に、図面に基づいて本発明の各
実施の形態につき説明する。図1は本オイルクーラ内蔵
ラジエータからオイルクーラ4を取り出した状態を示す
斜視略図であり、図2はそのオイルクーラ4の分解説明
図、図3は他のオイルクーラ4の分解説明図である。こ
のラジエータに収納されるオイルクーラ4は、図1及び
図2に示す如く、頭部を有する短いボルト状に形成され
たネジ型キャップ2と、一対の出入口パイプ1及び接続
金具8、多数のオイルパイプ3,バッフルプレート13,
Uターン用小タンク11とからなる。ネジ型キャップ2に
は一対の貫通孔7が図2の如く穿設され、外周に外ネジ
部14が形成されている。そのネジ型キャップ2の外面側
の貫通孔7には一対の出入口パイプ1が挿通され、その
挿通部が液密にろう付け固定される。また、ネジ型キャ
ップ2の内面側における一対の貫通孔7には、偏平な漏
斗状の接続金具8の一端が挿通され、その挿通部が液密
にろう付け固定される。
Next, embodiments of the present invention will be described with reference to the drawings. FIG. 1 is a schematic perspective view showing a state in which the oil cooler 4 is taken out of the oil cooler built-in radiator, FIG. 2 is an exploded explanatory view of the oil cooler 4, and FIG. As shown in FIGS. 1 and 2, the oil cooler 4 housed in the radiator includes a screw-type cap 2 formed in a short bolt shape having a head, a pair of inlet / outlet pipes 1 and a connection fitting 8, and a large number of oils. Pipe 3, baffle plate 13,
It consists of a small tank 11 for U-turn. A pair of through holes 7 are formed in the screw type cap 2 as shown in FIG. 2, and an outer screw portion 14 is formed on the outer periphery. A pair of inlet / outlet pipes 1 is inserted into the through hole 7 on the outer surface side of the screw-type cap 2, and the insertion portion is liquid-tight brazed and fixed. One end of a flat funnel-shaped connection fitting 8 is inserted into a pair of through holes 7 on the inner surface side of the screw-type cap 2, and the insertion portion is liquid-tight brazed and fixed.

【0008】そしてその接続金具8の他端開口が閉塞板
10で閉塞され、その閉塞板10の複数の接続孔9には夫々
オイルパイプ3の一端が挿通され、その挿通部が液密に
ろう付け固定される。オイルパイプ3内には、インナー
フィン12が収納される。夫々のオイルパイプ3の中間部
は、複数のバッフルプレート13により支持される。この
バッフルプレート13は外周が円形または方形で、複数の
オイルパイプ3間のスペーサを形成すると共に、ラジエ
ータタンク5内を長手方向に流通する冷却水を攪拌し、
オイルクーラの放熱性を向上させるものである。オイル
クーラ4の他端に配置されるUターン用小タンク11は、
一端が開口した小タンク本体11aとその開口を閉塞する
管板11bとからなる。そして管板11bの各接続孔9にオ
イルパイプ3の他端が挿通され、その挿通部が液密にろ
う付け固定される。
The other end of the connection fitting 8 has a closing plate.
One end of the oil pipe 3 is inserted into each of the plurality of connection holes 9 of the closing plate 10 and the insertion portions are liquid-tight brazed and fixed. An inner fin 12 is housed in the oil pipe 3. An intermediate portion of each oil pipe 3 is supported by a plurality of baffle plates 13. The baffle plate 13 has a circular or square outer periphery, forms a spacer between the plurality of oil pipes 3, and stirs cooling water flowing in the radiator tank 5 in the longitudinal direction.
This is to improve the heat radiation of the oil cooler. The U-turn small tank 11 arranged at the other end of the oil cooler 4
It comprises a small tank main body 11a having one end opened and a tube sheet 11b closing the opening. Then, the other end of the oil pipe 3 is inserted into each connection hole 9 of the tube sheet 11b, and the insertion portion is liquid-tight brazed and fixed.

【0009】そして図1に示すオイルクーラ4が完成さ
れ、そのオイルクーラ4がラジエータタンク5内に収納
される。この例のラジエータタンク5は、筒状のタンク
本体5aの両端に一対の端蓋17が液密に閉塞されたもの
からなる。そして上側の端蓋17には円形口6が形成さ
れ、その円形口6の周縁にボス部18が配置され、ボス部
18に内ネジ部15が形成されている。この内ネジ部15は、
ネジ型キャップ2の外ネジ部14に整合する。また、ラジ
エータタンク5の側面には図示しないチューブ挿通孔が
挿通され、フィンとチューブとからなるコアの夫々のチ
ューブ端がそれに貫通し、その貫通部が液密にろう付け
固定されるものである。なお、ラジエータはこのような
ラジエータタンク5が左右に離間(左側を省略)し、右
側のラジエータタンク5が冷却水の出口側のタンクを構
成する。
The oil cooler 4 shown in FIG. 1 is completed, and the oil cooler 4 is stored in the radiator tank 5. The radiator tank 5 of this example is configured such that a pair of end covers 17 are liquid-tightly closed at both ends of a cylindrical tank body 5a. A circular opening 6 is formed in the upper end cover 17, and a boss 18 is arranged around the periphery of the circular opening 6.
The inner threaded portion 15 is formed on 18. This inner screw part 15
It is aligned with the external thread portion 14 of the screw type cap 2. Further, a tube insertion hole (not shown) is inserted into the side surface of the radiator tank 5, and each tube end of a core composed of a fin and a tube penetrates through the tube insertion hole, and the penetrating portion is liquid-tight brazed and fixed. . In the radiator, such a radiator tank 5 is separated to the left and right (the left side is omitted), and the right radiator tank 5 forms a cooling water outlet side tank.

【0010】このようにしてなるラジエータタンク5の
円形口6からオイルクーラ4が挿入され、そのボス部18
の内ネジ部15にネジ型キャップ2の外ネジ部14が螺着締
結される。そして図示しないパッキンまたはシール材を
介して、ネジ型キャップ2と円形口6との間が液密に締
結固定される。そして一対の出入口パイプ1には夫々オ
イル配管が接続され、一方の出入口パイプ1から流入し
た高温のオイルが一側側に位置する3本のオイルパイプ
3を下方に流下し、Uターン用小タンク11でUターンし
て、他方側の3本のオイルパイプ3を上昇し、他方の出
入口パイプ1からそれが流出する。そして夫々のオイル
パイプ3を流通する間に、ラジエータタンク5内の冷却
水によりオイルが冷却される。
The oil cooler 4 is inserted through the circular opening 6 of the radiator tank 5 thus constructed, and its boss 18
The outer screw portion 14 of the screw type cap 2 is screwed and fastened to the inner screw portion 15. Then, between the screw type cap 2 and the circular opening 6 is liquid-tightly fastened and fixed via a packing or a sealing material (not shown). An oil pipe is connected to each of the pair of inlet / outlet pipes 1, and high-temperature oil flowing from one of the inlet / outlet pipes 1 flows down the three oil pipes 3 located on one side, thereby forming a small tank for U-turn. A U-turn is performed at 11, and the three oil pipes 3 on the other side are raised, and the oil pipes 3 flow out of the other entrance / exit pipes 1. The oil is cooled by the cooling water in the radiator tank 5 while flowing through each oil pipe 3.

【0011】次に、図3はオイルクーラ4の他の例を示
し、この例は偏平な一対のオイルパイプ3aを有し、そ
の偏平なオイルパイプ3a内にはインナーフィン12が配
置され、その一端部が接続金具8の一端開口に接続さ
れ、他端部がUターン用小タンク11の管板11bのチュー
ブ挿通孔に液密に固定されるものである。
Next, FIG. 3 shows another example of the oil cooler 4. This example has a pair of flat oil pipes 3a, and the inner fins 12 are arranged in the flat oil pipe 3a. One end is connected to one end opening of the connection fitting 8, and the other end is liquid-tightly fixed to the tube insertion hole of the tube plate 11 b of the small tank 11 for U-turn.

【0012】[0012]

【発明の作用・効果】本発明のオイルクーラ内蔵ラジエ
ータは、そのオイルクーラ4のネジ型キャップ2がラジ
エータタンク5の円形口6に液密に螺着締結されるよう
に構成されたから、ラジエータ完成後にオイルクーラ4
をラジエータタンク5に極めて容易に取付けることがで
きる。そしてその取付部の液密性および強度を十分保つ
ことができ、信頼性の高いオイルクーラ内蔵ラジエータ
を提供できる。また、ラジエータの組立を良好に行い得
る。即ち、従来型オイルクーラの如く、タンクの組立て
前に内部にオイルクーラを収納し、その後にラジエータ
タンクとコアを組み付けるという面倒な作業を不要とす
る。それと共に、オイルクーラの点検・修理等のメンテ
ナンスが容易となる。
The radiator with the built-in oil cooler of the present invention is constructed such that the screw-type cap 2 of the oil cooler 4 is screwed and fastened to the circular opening 6 of the radiator tank 5 in a liquid-tight manner. Later oil cooler 4
Can be attached to the radiator tank 5 very easily. Further, the liquid tightness and strength of the mounting portion can be sufficiently maintained, and a highly reliable radiator with a built-in oil cooler can be provided. In addition, the radiator can be satisfactorily assembled. That is, unlike the conventional oil cooler, the troublesome work of storing the oil cooler inside before assembling the tank and thereafter assembling the radiator tank and the core is unnecessary. At the same time, maintenance such as inspection and repair of the oil cooler becomes easy.

【0013】請求項2に記載の発明によれば、ネジ型キ
ャップ2が頭付きの短いボルト状に形成されているか
ら、オイルクーラ4のネジ型キャップ2をラジエータタ
ンク5の円形口6に螺着締結する際、その頭部を確実に
螺回することができ、両者間の締結の信頼性を向上でき
る。請求項3に記載の発明によれば、接続金具8とUタ
ーン用小タンク11との存在により、多数のオイルパイプ
3を設けることが可能となり、放熱性能の高いオイルク
ーラをラジエータに内蔵することができる。請求項4に
記載の発明によれば、接続金具8とUターン用小タンク
11と偏平なオイルパイプ3aとにより、組立て易く部品
点数が少なく且つ、放熱面積の大きなオイルクーラをラ
ジエータに内蔵することができる。
According to the second aspect of the present invention, since the screw type cap 2 is formed in a short bolt shape with a head, the screw type cap 2 of the oil cooler 4 is screwed into the circular opening 6 of the radiator tank 5. At the time of the fastening, the head can be reliably screwed, and the reliability of the fastening between them can be improved. According to the third aspect of the present invention, the presence of the connection fitting 8 and the small tank 11 for U-turn makes it possible to provide a large number of oil pipes 3 and to incorporate an oil cooler having high heat radiation performance into the radiator. Can be. According to the invention described in claim 4, the connection fitting 8 and the small tank for U-turns
The oil cooler 11 and the flat oil pipe 3a make it easy to assemble, have a small number of parts, and have a large heat radiation area in the radiator.

【図面の簡単な説明】[Brief description of the drawings]

【図1】本発明のオイルクーラ内蔵ラジエータからオイ
ルクーラ4を取り出した状態を示す斜視略図。
FIG. 1 is a schematic perspective view showing a state where an oil cooler 4 is taken out of a radiator with a built-in oil cooler of the present invention.

【図2】同オイルクーラ4の分解説明図。FIG. 2 is an exploded view of the oil cooler 4;

【図3】本発明のオイルクーラ内蔵ラジエータの他のオ
イルクーラ4の分解説明図。
FIG. 3 is an exploded view of another oil cooler 4 of the radiator with a built-in oil cooler of the present invention.

【符号の説明】[Explanation of symbols]

1 出入口パイプ 2 ネジ型キャップ 3 オイルパイプ 3a オイルパイプ 4 オイルクーラ 5 ラジエータタンク 5a タンク本体 6 円形口 7 貫通孔 8 接続金具 9 接続孔 10 閉塞板 11 Uターン用小タンク 11a 小タンク本体 11b 管板 12 インナーフィン 13 バッフルプレート 14 外ネジ部 15 内ネジ部 16 ラジエータコア 17 端蓋 18 ボス部 19 冷却水パイプ DESCRIPTION OF SYMBOLS 1 Entrance pipe 2 Screw type cap 3 Oil pipe 3a Oil pipe 4 Oil cooler 5 Radiator tank 5a Tank body 6 Circular port 7 Through hole 8 Connection metal fitting 9 Connection hole 10 Closing plate 11 Small tank for U-turn 11a Small tank body 11b Tube plate 12 Inner fin 13 Baffle plate 14 External thread 15 Internal thread 16 Radiator core 17 End cover 18 Boss 19 Cooling water pipe

Claims (4)

【特許請求の範囲】[Claims] 【請求項1】 一対の出入口パイプ1が外面側に突設さ
れたネジ型キャップ2と、 そのネジ型キャップ2の内面側に突設され、前記出入口
パイプ1に連通する複数のオイル流通路が設けられ、そ
れらがUターンするように接続された細長いオイルパイ
プ3と、によりオイルクーラ4が構成され、 ラジエータタンク5の長手方向の一端面に、前記ネジ型
キャップ2に整合する円形口6が設けられ、 その円形口6に前記ネジ型キャップ2が液密に螺着締結
されるオイルクーラ内蔵ラジエータ。
1. A screw-type cap 2 having a pair of inlet / outlet pipes 1 protruding on an outer surface thereof, and a plurality of oil flow passages projecting from an inner surface of the screw-type cap 2 and communicating with the inlet / outlet pipe 1. The oil cooler 4 is constituted by a slender oil pipe 3 which is provided and connected so as to make a U-turn. A circular port 6 which is aligned with the screw type cap 2 is formed on one end surface of the radiator tank 5 in the longitudinal direction. A radiator with a built-in oil cooler, wherein the screw-type cap 2 is screwed into the circular opening 6 in a liquid-tight manner.
【請求項2】 請求項1において、 前記ネジ型キャップ2が、頭付きの短いボルト状に形成
され、そのネジ型キャップ2に一対の貫通孔7が形成さ
れ、その貫通孔7に前記出入口パイプ1およびオイルパ
イプ3が液密に挿通されたオイルクーラ内蔵ラジエー
タ。
2. The screw-type cap according to claim 1, wherein the screw-type cap is formed in a short bolt shape with a head, a pair of through-holes is formed in the screw-type cap, and the entrance / exit pipe is formed in the through-hole. A radiator with a built-in oil cooler in which the oil pipe 1 and the oil pipe 3 are inserted in a liquid-tight manner.
【請求項3】 請求項2において、 前記ネジ型キャップ2の一対の前記貫通孔7に整合する
一端部を有して、その他端部が偏平な漏斗状の一対の接
続金具8と、 その他端部開口を閉塞すると共に、複数の接続孔9が並
列された一対の閉塞板10と、 その閉塞板10の夫々の接続孔9に一端が液密に接続され
る複数の断面円形のオイルパイプ3と、 夫々のオイルパイプ3の他端が液密に連通するUターン
用小タンク11と、を具備するオイルクーラ内蔵ラジエー
タ。
3. A pair of funnel-shaped connection fittings 8 according to claim 2, having one end portion matching the pair of through holes 7 of the screw-type cap 2, the other end portion having a flat funnel shape, and the other end. A pair of closing plates 10 each having a plurality of connecting holes 9 arranged in parallel, and a plurality of circular oil pipes 3 having one end liquid-tightly connected to each of the connecting holes 9 of the closing plate 10. A radiator with a built-in oil cooler, comprising: a small tank 11 for U-turn in which the other end of each oil pipe 3 communicates in a liquid-tight manner.
【請求項4】 請求項2において、 ネジ型キャップ2の一対の前記貫通孔7に整合する一端
部を有して、その他端部が偏平な漏斗状の一対の接続金
具8と、 その他端部開口に夫々一端が液密に接続される一対の偏
平なオイルパイプ3aと、 夫々のオイルパイプ3aの他端が液密に連通するUター
ン用小タンク11と、を具備するオイルクーラ内蔵ラジエ
ータ。
4. A pair of funnel-shaped connecting metal fittings 8 according to claim 2, having one end portion which is aligned with the pair of through holes 7 of the screw type cap 2, and the other end portion having a flattened funnel shape. An oil cooler built-in radiator comprising: a pair of flat oil pipes 3a each having one end connected to the opening in a liquid-tight manner; and a small U-turn tank 11 in which the other end of each oil pipe 3a communicates in a liquid-tight manner.
JP10375759A 1998-12-17 1998-12-17 Radiator incorporating oil cooler Pending JP2000180089A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10375759A JP2000180089A (en) 1998-12-17 1998-12-17 Radiator incorporating oil cooler

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10375759A JP2000180089A (en) 1998-12-17 1998-12-17 Radiator incorporating oil cooler

Publications (1)

Publication Number Publication Date
JP2000180089A true JP2000180089A (en) 2000-06-30

Family

ID=18506017

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10375759A Pending JP2000180089A (en) 1998-12-17 1998-12-17 Radiator incorporating oil cooler

Country Status (1)

Country Link
JP (1) JP2000180089A (en)

Cited By (10)

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JP2003083693A (en) * 2001-09-06 2003-03-19 Usui Internatl Ind Co Ltd Heat-transfer tube, multitubular heat-exchanger in which the heat-transfer tube is used, and radiator built- in oil cooler
KR100807749B1 (en) * 2001-12-07 2008-02-28 한라공조주식회사 Aluminum radiator one-piece type oil-cooler
KR100862221B1 (en) 2007-07-16 2008-10-09 현대자동차주식회사 Cyclone type oil cooler
WO2010079796A1 (en) * 2009-01-09 2010-07-15 カルソニックカンセイ株式会社 Compound heat exchanger
JP2010159942A (en) * 2009-01-09 2010-07-22 Calsonic Kansei Corp Composite heat exchanger
JP2010197005A (en) * 2009-02-26 2010-09-09 Calsonic Kansei Corp Complex heat exchanger
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JP2014126314A (en) * 2012-12-27 2014-07-07 Calsonic Kansei Corp Compound heat exchanger
US20150345877A1 (en) * 2012-12-17 2015-12-03 Calsonic Kansei Corporation Combined heat exchanger
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Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4744746B2 (en) * 2001-09-06 2011-08-10 臼井国際産業株式会社 Heat transfer tube and multi-tube heat exchanger using this heat transfer tube and radiator built-in oil cooler
JP2003083693A (en) * 2001-09-06 2003-03-19 Usui Internatl Ind Co Ltd Heat-transfer tube, multitubular heat-exchanger in which the heat-transfer tube is used, and radiator built- in oil cooler
KR100807749B1 (en) * 2001-12-07 2008-02-28 한라공조주식회사 Aluminum radiator one-piece type oil-cooler
KR100862221B1 (en) 2007-07-16 2008-10-09 현대자동차주식회사 Cyclone type oil cooler
WO2010079796A1 (en) * 2009-01-09 2010-07-15 カルソニックカンセイ株式会社 Compound heat exchanger
JP2010159942A (en) * 2009-01-09 2010-07-22 Calsonic Kansei Corp Composite heat exchanger
CN102272548A (en) * 2009-01-09 2011-12-07 康奈可关精株式会社 Compound heat exchanger
US9016355B2 (en) 2009-01-09 2015-04-28 Calsonic Kansei Corporation Compound type heat exchanger
JP2010197005A (en) * 2009-02-26 2010-09-09 Calsonic Kansei Corp Complex heat exchanger
JP2014119183A (en) * 2012-12-17 2014-06-30 Calsonic Kansei Corp Complex heat exchanger
US20150345877A1 (en) * 2012-12-17 2015-12-03 Calsonic Kansei Corporation Combined heat exchanger
JP2014126314A (en) * 2012-12-27 2014-07-07 Calsonic Kansei Corp Compound heat exchanger
CN111998701A (en) * 2020-08-25 2020-11-27 安徽晋煤中能化工股份有限公司 Double-sleeve heat exchange device easy to maintain

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