JP3952655B2

JP3952655B2 - Fluid temperature controller

Info

Publication number: JP3952655B2
Application number: JP2000027711A
Authority: JP
Inventors: 愼一郎守山; 幸雄松原
Original assignee: Nissin Electric Co Ltd
Current assignee: Nissin Electric Co Ltd
Priority date: 2000-02-04
Filing date: 2000-02-04
Publication date: 2007-08-01
Anticipated expiration: 2020-02-04
Also published as: JP2001221530A

Description

【０００１】
【発明の属する技術分野】
本発明は、気体を伝熱体に表面積を多くして流通し、熱交換を効率よく行うようにした流体調温装置に関し、詳しくは構成が簡単になり、安価にできる流体調温装置に関する。
【０００２】
【従来の技術】
従来、ガス分析等においてガスを冷却・除湿する場合、Ｕ字状のパイプを埋め込んだ伝熱体、或いは機械加工により直線状の流路を形成した伝熱体を、電子冷却素子で冷却し、前記パイプ・流路に流通したガスを冷却・除湿している。
【０００３】
【発明が解決しようとする課題】
従来の前記Ｕ字状或いは直線状の流路にガスを流通する場合、ガスの伝熱体を通過する時間が短く、従って熱交換時間が短く、冷却効率が悪いという問題点がある。
【０００５】
本発明は、前記の点に留意し、気体が冷却された伝熱体を通過する経路及び通過部の表面積を多くし、熱交換効率を向上し、かつ、構成を簡単にし、安価にできる流体調温装置を提供することを目的とする。
【０００６】
【課題を解決するための手段】
前記目的を達成するために、本発明の請求項１の流体調温装置は、電子冷却素子の冷却面に当接したブロック状の伝熱体と、前記素子の放熱面に当接した放熱体と、前記伝熱体に貫通して形成され前記伝熱体の上面に流入口及び流出口を有するＵ字状の通路と、前記流入口側の前記通路に形成された円柱状の空間と、前記空間に挿入され外周が前記空間の周面に当接または近接したコイルばね状の巻体と、前記巻体の内側に挿入され外周が前記巻体に当接または近接した円柱体と、前記空間の周面と前記円柱体の周面と前記巻体の周面とをガイドとして形成されたらせん状の流体の流路と、前記伝熱体に形成され下部位置の前記通路に連通した除湿水の排水路と、前記排水路に連通した排水パイプに設けられた開閉弁とを備えたものである。
【０００７】
前記のように構成された本発明の流体調温装置は、伝熱体の空間にらせん状の流体の流路が形成されているため、液体の伝熱体を通過する経路が長く通過時間が長くなるとともに、通過部の表面積が多くなり、熱伝体から流体への熱交換効率が向上する。さらに、前記らせん状の流路が、円柱状の空間にコイルばね状の巻体が挿入され、その巻体の内側に円柱体が挿入されて形成されるため、らせん状の流路の形成がきわめて簡単であり、安価にできる。
【０００９】
そして、伝熱体を電子冷却素子の冷却面に当接するとともに、電子冷却素子の放熱面に放熱フィン等の放熱体を当接し、らせん状の流路に連通した通路の下部位置に、除湿水の排水路を連通し、その排水路に連通した排水パイプに開閉弁を設けているため、前記流路を通過した気体を冷却するととも除湿でき、除湿水を開閉弁により適宜排水することができ、特に、ガス分析におけるガスの冷却・除湿に適している。
また、請求項２記載の流体調温装置は、Ｕ字状の通路を、扁平なブロック状の伝熱体の一方の側部に、前記伝熱体の上面から前記伝熱体の途中まで流入側通路を形成し、前記伝熱体の他方の側部に、上面から下面に貫通した流出側通路を形成し、前記伝熱体の一方の側面から斜方向に、前記流入側通路の下端部に連通し、さらに前記流出側通路の途中に連通した下側通路を形成し、前記下側通路の前記伝熱体の一方の側面部を詰物により閉塞して形成したものである。
この場合、Ｕ字状の通路を、きわめて簡単に、安価に形成することができる。
【００１０】
【発明の実施の形態】
本発明の実施の形態の一部を図１を参照して説明する。１はブロック状の伝熱体であり、電子冷却素子により冷却される。２は伝熱体１に形成された円柱状の空間、３はコイルばね状の巻体であり、空間２に挿入され、巻体３の外周が空間２の周面に当接または近接している。４は巻体３に挿入された円柱体であり、円柱体４の外周が巻体３に当接または近接している。５はらせん状の流路であり、空間２の周面と円柱体４の周面と巻体３の周面とをガイドとして形成されている。
【００１１】
そして、前記流路５に気体が流通すると、冷却された伝熱体１の熱が流体に熱交換されるが、伝熱体１のある長さ（図１Ａでは上下のある長さ）における流路５、すなわち流体の通過する経路が長く、通過時間が長く、その通過部の表面積が多くなり、熱交換効率が向上する。
【００１２】
ところで、巻体３が空間２の周面及び円柱体４に完全に当接している場合は、らせん状の流路になるが、完全に当接せず近接して隙間のある場合は、前記隙間に流体の一部が流れそうになるが、らせん状の流路５の流体に吸引され、隙間のみを下方に直進して流れる流体は殆どない。
【００１３】
つぎに、本発明の実施の１形態を正面図の図２、平面図の図３、右側面図の図４を参照して説明する。６は扁平なブロック状の伝熱体１に形成されたＵ字状の断面円形の通路であり、伝熱体１の上面に流入口７及び流出口８を有し、少なくとも流入口７側の通路６に円柱状の空間２があり、図１に示したように、空間２にコイルばね状の巻体３が挿入され、巻体３の外周が空間２の周面に当接または近接し、巻体３に円柱体４が挿入され、円柱体４の外周が巻体３に当接または近接し、巻体３及び円柱体４が通路６のわん曲部に当接して支持され、空間２に、空間２の周面と円柱体４の周面と巻体３の周面とをガイドとしてらせん状の流路５が形成されている。
【００１４】
９は伝熱体１に形成され通路６に連通した排水路であり、伝熱体１の下面に排水口１０を有する。１１は流入口７に接続された流入パイプ、１２は流出口８に接続された流出パイプ、１３は排水口１０に接続された排水パイプ、１４は排水パイプ１３に設けられた電磁弁等の開閉弁である。
【００１５】
１５は２枚重ねの電子冷却素子であり、冷却面が伝熱体１の裏面に当接している。１６は電子冷却素子１５の放熱面に当接した放熱体であり、多数の放熱フィン１７が一体に成形されている。
【００１６】
１８は伝熱体１の表面に設けられた断熱材、１９は伝熱体１の上下面・両側面に設けられた断熱材、２０は電子冷却素子１５の周面に伝熱体１と放熱体１６との間に設けられた断熱材、２１は伝熱体１の表面側の断熱材１８に当接した断熱性の押え板、２２は複数本のボルトであり、押え板２１、断熱材１８、１９、２０を貫通して放熱体１６に螺合し、それらを一体に締結している。
【００１７】
２３は放熱フィン１７を蔽った通風ガイドを兼ねた断面コ字形の支持板であり、端部がボルト２４により放熱体１６の基部に取り付けられている。２５は２個の放熱用ファンであり、ボルト２６により支持板２３に取り付けられ、放熱用ファン２５からの送風が放熱フィン１７を経て左右方向に放出され、放熱体１６を放熱している。
【００１８】
前記形態の場合、流入パイプ１１から流入口７を経て通路６に流入した気体は、通路６の流入口７に近接した空間２において、巻体３及び円柱体４により形成されたらせん状の流路５を通過するが、その通過部の経路が長く、通過時間が長くなり、通過部の表面積が多く、電子冷却素子１５により冷却されている伝熱体１により、気体が熱交換効率よく冷却されるとともに除湿され、流出口８を経て流出パイプ１２から流出する。
【００１９】
この際、気体からの除湿水は、排水路９・排水口１０を経て排水パイプ１３に流入して貯水され、開閉弁１４により適宜排出される。
【００２０】
前記形態において、電子冷却素子１５として２枚重ねを図示したが、素子１５は１枚或いは３枚以上であってもよい。
【００２４】
一方、伝熱体１へのＵ字状通路６の形成は、ブロック状の伝熱体１を２個の素体に縦割りし、両素体の内面に断面半円形の溝をＵ字状に形成し、その両素体を接合して形成する。
【００２５】
また、図５Ａに示すように、伝熱体１の左側部に、伝熱体１の上面から伝熱体１の途中迄流入側通路６ａを形成し、伝熱体１の右側部に、上面から下面に貫通した流出側通路６ｂを形成し、伝熱体１の左側面から斜方向に、流入側通路６ａの下端部に連通し、さらに流出側通路６ｂの途中に連通した下側通路６ｃを形成し、下側通路６ｃの左側部を詰物２７により閉塞するようにしてもよい。
【００２６】
そして、流入側通路６ａのみでなく、流出側通路６ｂにも、巻体３及び円柱体４を設けるようにしてもよく、この場合、巻体３・円柱体４の落下防止用のストッパを設けるようにする。
【００２７】
さらに、図５Ｂに示すように、伝熱体１に流入側通路６ａ及び流出側通路６ｂを伝熱体１の上面から途中迄形成し、伝熱体１の左側面から斜方向に、流入側通路６ａの下端部に連通した左下側通路６ｃａを途中迄形成し、伝熱体１の右側面から斜方向に、流出側通路６ｂの下端部に連通し、左下側通路６ｃａの先端部に連通した右下側通路６ｃｂを形成し、伝熱体１の下面中央から上方へ、左・右下側通路６ｃａ・６ｃｂの連通部に連通した排水路９を形成し、左下側通路６ｃａの左側部を詰物２７ａにより閉塞し、右下側通路６ｃｂの右側部を詰物２７ｂにより閉塞するようにしてもよい。
【００２９】
【実施例】
ガス分析におけるガスの冷却時、図２ないし図４の形態において、通路６の空間２がφ６、巻体３の外径がφ５．８、内径がφ３．２、円柱体４の外径がφ３．０で、ガスの流量４l／minの場合、ガスの流入側の温度３５℃が流出側では２℃になった。
【００３０】
【発明の効果】
本発明は、以上説明したように構成されているので、以下に記載されるような効果を奏する。
伝熱体１の円柱状の空間２に、外周が空間２の周面に当接または近接したコイルばね状の巻体３が挿入され、巻体３の内側に、外周が巻体３に当接または近接した円柱体４が挿入され、空間２の周面と円柱体４の周面と巻体３の周面とをガイドとしてらせん状の流体流路５が形成されているため、流体の伝熱体１を通過する経路が長く通過時間が長くなるとともに、通過部の表面積が多くなり、熱伝体１から流体への熱交換効率が向上する。さらに、前記らせん状の流路５が、円柱状の空間２にコイルばね状の巻体３が挿入され、その巻体３の内側に円柱体４が挿入されて形成されるため、らせん状の流路５の形成がきわめて簡単であり、安価にすることができる。
【００３２】
そして、伝熱体１を電子冷却素子１５の冷却面に当接するとともに、電子冷却素子１５の放熱面に放熱フィン１７等の放熱体１６を当接し、らせん状の流路５に連通した通路６の下部位置に、除湿水の排水路９を連通し、その排水路９に連通した排水パイプ１３に開閉弁１４を設けているため、流路５を通過した気体を冷却するととも除湿でき、除湿水を開閉弁１４により適宜排水することができ、特に、ガス分析におけるガスの冷却・除湿を容易に行うことができる。
また、Ｕ字状の通路６を、扁平なブロック状の伝熱体１の一方の側部に、前記伝熱体１の上面から前記伝熱体１の途中まで流入側通路６ａを形成し、前記伝熱体１の他方の側部に、上面から下面に貫通した流出側通路６ｂを形成し、前記伝熱体１の一方の側面から斜方向に、前記流入側通路６ａの下端部に連通し、さらに前記流出側通路６ｂの途中に連通した下側通路６ｃを形成し、前記下側通路６ｃの前記伝熱体１の一方の側面部を詰物２７により閉塞して形成することにより、Ｕ字状の通路６をきわめて簡単に、安価に形成することができる。
【図面の簡単な説明】
【図１】Ａ，Ｂは本発明の実施の形態の一部の切断正面図、平面図である。
【図２】本発明の実施の形態の正面図である。
【図３】図２の平面図である。
【図４】図２の右側面図である。
【図５】Ａ，Ｂは図２の伝熱体の他の例、さらに他の例の切断正面図である。
【符合の説明】
１伝熱体
２空間
３巻体
４円柱体
５流路
６通路
７流入口
８流出口
９排水路
１３排水パイプ
１４開閉弁
１５電子冷却素子
１６放熱体[0001]
BACKGROUND OF THE INVENTION
The present invention is distributed by increasing the surface area of the air body to the heat transfer body, relates to a fluid temperature control apparatus that performs heat exchange efficiently, details the construction is simplified, a fluid temperature control device capable of inexpensively .
[0002]
[Prior art]
Conventionally, when gas is cooled and dehumidified in gas analysis or the like, a heat transfer body in which a U-shaped pipe is embedded or a heat transfer body in which a linear flow path is formed by machining is cooled by an electronic cooling element, The gas circulated through the pipe / flow path is cooled and dehumidified.
[0003]
[Problems to be solved by the invention]
When the gas is circulated through the conventional U-shaped or linear flow path, there is a problem that the time for passing the gas through the heat transfer body is short, the heat exchange time is short, and the cooling efficiency is poor.
[0005]
The present invention noted the above points, by increasing the surface area of the path and passage section Pneumatic fluid passes through the cooling has been heat conductor, improving the heat exchange efficiency and to simplify the construction, inexpensive It is an object of the present invention to provide a fluid temperature control device that can be used.
[0006]
[Means for Solving the Problems]
In order to achieve the above object, a fluid temperature control apparatus according to claim 1 of the present invention includes a block-shaped heat transfer body that is in contact with the cooling surface of the electronic cooling element, and a heat dissipation body that is in contact with the heat dissipation surface of the element. A U-shaped passage formed through the heat transfer body and having an inlet and an outlet on the upper surface of the heat transfer body, and a columnar space formed in the passage on the inlet side, A coil spring-like winding body inserted into the space and whose outer periphery is in contact with or close to the circumferential surface of the space; a cylindrical body inserted inside the winding body and whose outer periphery is in contact with or close to the winding body; a circumferential surface and the cylindrical body periphery as the winding body periphery and the flow of the linear fluid Once formed as a guide path for the space, dehumidifying formed on the heat transfer body in communication with the passageway of the lower position A water drainage channel and an on-off valve provided in a drainage pipe communicating with the drainage channel are provided .
[0007]
Wherein the fluid temperature adjustment device of the present invention configured as described, for a flow path space leek linear fluid heat transfer body is formed, the route is long passage time through the heat transfer of the liquid Becomes longer, the surface area of the passage increases, and the efficiency of heat exchange from the heat transfer body to the fluid improves. Furthermore, before Kira linear flow path, cylindrical space in a coil spring-like wound body is inserted, since the columnar body is formed is inserted into the inside of the winding body, et linear flow path Is very simple and inexpensive.
[0009]
Then, the contact with the cooling surface of the electronic cooling element heat transfer body, the heat radiating body such as radiating fins to the heat radiation surface of the electronic cooling element abuts the lower position of the passage communicating with the al linear flow path, dehumidification Since the water drainage channel is connected to the drainage pipe connected to the drainage channel, an on-off valve is provided so that the gas passing through the channel can be cooled and dehumidified, and the dehumidified water can be appropriately drained by the on-off valve. It is particularly suitable for gas cooling and dehumidification in gas analysis.
The fluid temperature control apparatus according to claim 2 flows in a U-shaped passage to one side of a flat block-shaped heat transfer body from the upper surface of the heat transfer body to the middle of the heat transfer body. Forming a side passage, forming an outflow side passage penetrating from the upper surface to the lower surface on the other side portion of the heat transfer body, and obliquely extending from one side surface of the heat transfer body to the lower end portion of the inflow side passage And a lower passage communicating with the outflow side passage is formed, and one side surface portion of the heat transfer body of the lower passage is closed by filling.
In this case, the U-shaped passage can be formed very simply and inexpensively.
[0010]
DETAILED DESCRIPTION OF THE INVENTION
The part of the embodiment of the present invention will be described with reference to FIG. 1 is a block-shaped heat conductor, is more cooling to the electronic cooling element. 2 is a cylindrical space formed in the heat transfer body 1, 3 is a coil spring-like winding body, inserted into the space 2, and the outer periphery of the winding body 3 is in contact with or close to the circumferential surface of the space 2. Yes. Reference numeral 4 denotes a cylindrical body inserted into the wound body 3, and the outer periphery of the cylindrical body 4 is in contact with or close to the wound body 3. 5 Hara a linear flow path is formed between the peripheral surface and the circumferential surface and the circumferential surface of the Makitai 3 of the cylindrical body 4 of the space 2 as a guide.
[0011]
When the air body to flow into the flow path 5, but the heat the heat conductor 1, which is cooling is heat exchange fluid, the length of a heat transfer body 1 (length of the vertical in FIG. 1A ), That is, the path through which the fluid passes is long, the passage time is long, the surface area of the passage portion is increased, and the heat exchange efficiency is improved.
[0012]
By the way, when the wound body 3 is completely in contact with the circumferential surface of the space 2 and the cylindrical body 4, a spiral flow path is formed . Although a part of the fluid is likely to flow into the gap, there is almost no fluid that is sucked by the fluid in the spiral flow path 5 and flows straight downward only through the gap.
[0013]
Next, an embodiment of the present invention will be described with reference to FIG. 2 of a front view, FIG. 3 of a plan view, and FIG. 4 of a right side view. Reference numeral 6 denotes a U-shaped circular passage formed in the flat block-shaped heat transfer body 1, which has an inlet 7 and an outlet 8 on the upper surface of the heat transfer body 1, at least on the inlet 7 side. A cylindrical space 2 is provided in the passage 6, and as shown in FIG. 1, a coil spring-like winding body 3 is inserted into the space 2, and the outer periphery of the winding body 3 is in contact with or close to the circumferential surface of the space 2. The cylindrical body 4 is inserted into the winding body 3, the outer periphery of the cylindrical body 4 is in contact with or close to the winding body 3, and the winding body 3 and the cylindrical body 4 are in contact with and supported by the curved portion of the passage 6. 2, the flow path 5 of the circumferential surface guides the linearized temple peripheral surface Makitai 3 of the circumferential surface and the cylindrical body 4 space 2 is formed.
[0014]
9 is a drainage channel formed in the heat transfer body 1 and communicated with the passage 6, and has a drainage port 10 on the lower surface of the heat transfer body 1. 11 is an inflow pipe connected to the inflow port 7, 12 is an outflow pipe connected to the outflow port 8, 13 is a drainage pipe connected to the drainage port 10, and 14 is an open / close of a solenoid valve or the like provided in the drainage pipe 13 It is a valve.
[0015]
Reference numeral 15 denotes a two-layered electronic cooling element whose cooling surface is in contact with the back surface of the heat transfer body 1. Reference numeral 16 denotes a heat radiating member in contact with the heat radiating surface of the electronic cooling element 15, and a large number of heat radiating fins 17 are integrally formed.
[0016]
18 is a heat insulating material provided on the surface of the heat transfer body 1, 19 is a heat insulating material provided on the upper and lower surfaces and both side surfaces of the heat transfer body 1, and 20 is a heat transfer material and heat dissipation on the peripheral surface of the electronic cooling element 15 The heat insulating material provided between the body 16, 21 is a heat-insulating press plate in contact with the heat insulating material 18 on the surface side of the heat transfer body 1, and 22 is a plurality of bolts. 18, 19, and 20 are screwed into the radiator 16 and fastened together.
[0017]
Reference numeral 23 denotes a U-shaped support plate that also serves as a ventilation guide that covers the heat radiating fins 17, and an end portion is attached to the base of the heat radiating body 16 by a bolt 24. Reference numeral 25 denotes two heat dissipating fans, which are attached to the support plate 23 by bolts 26, and the air blown from the heat dissipating fan 25 is discharged in the left-right direction through the heat dissipating fins 17 to dissipate the heat dissipating body 16.
[0018]
For the embodiment, the gas that has flowed into the passage 6 via an inlet 7 from the inlet pipe 11, in the space 2 in proximity to the inlet 7 of the passage 6, linear flow Once formed by Makitai 3 and cylinder 4 Although passing through the path 5, the path of the passing part is long, the passing time is long, the surface area of the passing part is large, and the gas is cooled efficiently by the heat transfer body 1 cooled by the electronic cooling element 15. And dehumidified, and flows out from the outflow pipe 12 through the outflow port 8.
[0019]
At this time, the dehumidified water from the gas flows into the drainage pipe 13 through the drainage channel 9 and the drainage port 10, is stored therein, and is appropriately discharged by the on-off valve 14.
[0020]
In the above embodiment, two-layered supercooling element 15 is illustrated. However, one or three or more elements 15 may be provided.
[0024]
On the other hand, the U-shaped passage 6 is formed in the heat transfer body 1 by vertically dividing the block-shaped heat transfer body 1 into two element bodies and forming a semicircular groove in the inner surface of both element bodies into a U-shape. The two element bodies are joined to each other.
[0025]
5A, an inflow side passage 6a is formed on the left side of the heat transfer body 1 from the upper surface of the heat transfer body 1 to the middle of the heat transfer body 1, and an upper surface is formed on the right side of the heat transfer body 1. An outflow side passage 6b penetrating from the bottom surface to the lower surface is formed, communicated with the lower end portion of the inflow side passage 6a obliquely from the left side surface of the heat transfer body 1, and further communicated in the middle of the outflow side passage 6b. And the left side of the lower passage 6c may be closed by the filling 27.
[0026]
The winding body 3 and the cylindrical body 4 may be provided not only in the inflow side passage 6a but also in the outflow side passage 6b. In this case, a stopper for preventing the winding body 3 and the cylindrical body 4 from falling is provided. Like that.
[0027]
Furthermore, as shown in FIG. 5B, the inflow side passage 6a and the outflow side passage 6b are formed in the heat transfer body 1 from the upper surface to the middle of the heat transfer body 1, and the inflow side in the oblique direction from the left side surface of the heat transfer body 1. A lower left side passage 6ca communicating with the lower end portion of the passage 6a is formed partway, communicated obliquely from the right side surface of the heat transfer body 1 with the lower end portion of the outflow side passage 6b, and communicated with the distal end portion of the lower left side passage 6ca. The lower right passage 6cb is formed, and the drainage passage 9 communicating with the communication portion of the left and lower right passages 6ca and 6cb is formed upward from the center of the lower surface of the heat transfer body 1, and the left side portion of the lower left passage 6ca. May be closed by the filling 27a, and the right side of the lower right passage 6cb may be closed by the filling 27b.
[0029]
【Example】
2 to 4, when the gas is cooled in the gas analysis, the space 2 of the passage 6 is φ6, the outer diameter of the wound body 3 is φ5.8, the inner diameter is φ3.2, and the outer diameter of the cylindrical body 4 is φ3. When the gas flow rate was 4 l / min at 0.0, the temperature of 35 ° C. on the gas inflow side became 2 ° C. on the outflow side.
[0030]
【The invention's effect】
Since the present invention is configured as described above, the following effects can be obtained.
A coil spring-shaped winding body 3 whose outer periphery is in contact with or close to the peripheral surface of the space 2 is inserted into the cylindrical space 2 of the heat transfer body 1, and the outer periphery contacts the winding body 3 inside the winding body 3. is inserted against or proximate cylinder 4, since the fluid flow path 5 of the circumferential surface guides the linearized temple peripheral surface Makitai third peripheral surface and the cylindrical body 4 of the space 2 is formed, the fluid The passage through the heat transfer body 1 is long and the passage time is long, and the surface area of the passage portion is increased, so that the efficiency of heat exchange from the heat transfer body 1 to the fluid is improved. Furthermore, since the front Kira linear flow path 5, a coil spring-like winding member 3 in the cylindrical space 2 is inserted, the cylindrical body 4 is formed is inserted into the inside of the winding body 3, et Formation of the spiral channel 5 is very simple and can be made inexpensive.
[0032]
Then, the contact of the heat transfer body 1 to the cooling surface of the electronic cooling device 15, a heat radiator 16 such as a radiating fin 17 to the heat radiating surface of the electronic cooling element 15 abuts in communication with the al linear flow path 5 passages 6 is connected to the dehumidified water drainage channel 9 at the lower position, and since the drain pipe 13 communicating with the drainage channel 9 is provided with the opening / closing valve 14, the gas passing through the channel 5 can be cooled and dehumidified. The dehumidified water can be appropriately drained by the on-off valve 14, and in particular, the gas can be easily cooled and dehumidified in the gas analysis.
Further, the U-shaped passage 6 is formed on one side of the flat block-shaped heat transfer body 1, and an inflow side passage 6 a is formed from the upper surface of the heat transfer body 1 to the middle of the heat transfer body 1, An outflow side passage 6b penetrating from the upper surface to the lower surface is formed in the other side portion of the heat transfer body 1, and communicated with the lower end portion of the inflow side passage 6a in an oblique direction from one side surface of the heat transfer body 1. Further, by forming a lower passage 6c communicating with the middle of the outflow side passage 6b and closing one side surface portion of the heat transfer body 1 of the lower passage 6c with a filling 27, U The character-shaped passage 6 can be formed very simply and inexpensively.
[Brief description of the drawings]
[1] A, B are sectional front view of part of the embodiment of the present invention, it is a plan view.
FIG. 2 is a front view of the embodiment of the present invention.
FIG. 3 is a plan view of FIG. 2;
4 is a right side view of FIG. 2. FIG.
FIGS. 5A and 5B are cut-away front views of another example of the heat transfer body of FIG. 2 and still another example.
[Explanation of sign]
DESCRIPTION OF SYMBOLS 1 Heat transfer body 2 Space 3 Roll body 4 Cylindrical body 5 Flow path 6 Passage 7 Inlet 8 Outlet 9 Drainage path 13 Drainage pipe 14 On-off valve 15 Electronic cooling element 16 Heat radiator

Claims

A block-shaped heat transfer member in contact with the cooling surface of the electronic cooling element;
A radiator that is in contact with the heat dissipation surface of the element;
A U-shaped passage formed through the heat transfer body and having an inlet and an outlet on the upper surface of the heat transfer body;
A cylindrical space formed in the passage on the inlet side;
A coil spring-like wound body that is inserted into the space and whose outer periphery is in contact with or close to the circumferential surface of the space;
A cylindrical body that is inserted inside the wound body and whose outer periphery is in contact with or close to the wound body;
A flow path of the peripheral surface and the peripheral surface and the winding of the circumferential surface and the formed as a guide Once linear fluid in the cylinder of said space,
A dehumidifying water drainage channel formed in the heat transfer body and communicated with the passage in the lower position;
A fluid temperature control device comprising: an on-off valve provided in a drain pipe communicating with the drain channel .

U-shaped passage,
On one side of the flat block-shaped heat transfer body, an inflow side passage is formed from the upper surface of the heat transfer body to the middle of the heat transfer body,
On the other side of the heat transfer body, an outflow side passage penetrating from the upper surface to the lower surface is formed,
In the oblique direction from one side surface of the heat transfer body, communicated with the lower end portion of the inflow side passage, and further formed a lower passage communicated in the middle of the outflow side passage,
The fluid temperature control device according to claim 1 , wherein one side surface portion of the heat transfer body in the lower passage is formed by being closed with a filler .