JP2001336889A - Plate type heat pipe and its manufacturing method - Google Patents
Plate type heat pipe and its manufacturing methodInfo
- Publication number
- JP2001336889A JP2001336889A JP2000161587A JP2000161587A JP2001336889A JP 2001336889 A JP2001336889 A JP 2001336889A JP 2000161587 A JP2000161587 A JP 2000161587A JP 2000161587 A JP2000161587 A JP 2000161587A JP 2001336889 A JP2001336889 A JP 2001336889A
- Authority
- JP
- Japan
- Prior art keywords
- plate
- heat pipe
- type heat
- back plate
- heat medium
- 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
Classifications
-
- 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
- F28D15/00—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies
- F28D15/02—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes
- F28D15/0233—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes the conduits having a particular shape, e.g. non-circular cross-section, annular
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、内部に封入された
熱媒体が相変化しつつ移動して熱輸送を行うプレート型
ヒートパイプ及びその製造方法に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a plate-type heat pipe in which a heat medium enclosed therein moves while changing its phase to transport heat, and a method of manufacturing the same.
【０００２】[0002]
【従来の技術】プレート型の蛇行細孔ヒートパイプを例
にとって従来技術を説明する。なお、ここで、蛇行細孔
ヒートパイプとは、以下の特性を有するヒートパイプの
ことである（特開平４−１９００９０号参照）。 （１）細孔（熱媒体通路）の両端末が相互に流通自在に
連結されて密閉されている。 （２）細孔のある部分は受熱部、他のある部分は放熱部
となっている。 （３）受熱部と放熱部が交互に配設されており、両部の
間を細孔が蛇行している。 （４）細孔内には２相凝縮性作動流体が封入されてい
る。 （５）細孔の内壁は、上記作動流体が常に管内を閉塞し
た状態のままで循環又は移動することが出来る最大直径
以下の直径である。2. Description of the Related Art The prior art will be described by taking a plate-shaped meandering pore heat pipe as an example. Here, the meandering pore heat pipe is a heat pipe having the following characteristics (see JP-A-4-190090). (1) Both ends of the pores (heat medium passages) are connected to each other so as to be freely circulated, and are sealed. (2) A portion having pores serves as a heat receiving portion, and another portion serves as a heat radiating portion. (3) The heat receiving portions and the heat radiating portions are alternately arranged, and the pores meander between both portions. (4) The two-phase condensable working fluid is sealed in the pores. (5) The inner wall of the pore has a diameter equal to or less than the maximum diameter at which the working fluid can circulate or move while always closing the pipe.
【０００３】プレート型の蛇行細孔ヒートパイプの代表
的製造方法には従来以下の２つが知られていた。 （１）特開平７−６３４８７号に開示された溝加工平板
を用いる方法：図８は、特開平７−６３４８７号に開示
されているヒートパイプの製造方法を示す図であり、図
８（Ａ）は断面図、図８（Ｂ）は内部構造を示す一部破
断平面図である。この方法では、熱伝導性の良好な金属
製薄板５３の表面に、一連の長尺蛇行細溝５４を、切削
や放電加工により形成する。次に、この薄板５３の表面
に平薄板５５を重ね、ろう付けにより両板５３、５５を
積層化する。薄板５３に形成された細溝５４は、積層化
により密閉蛇行細径トンネル（熱媒体通路）５６とな
る。このトンネル５６内に作動流体が封入される。Conventionally, the following two methods have been known as typical production methods for a plate-shaped meandering pore heat pipe. (1) Method using grooved flat plate disclosed in JP-A-7-63487: FIG. 8 is a diagram showing a method of manufacturing a heat pipe disclosed in JP-A-7-63487, and FIG. 8) is a sectional view, and FIG. 8B is a partially broken plan view showing the internal structure. In this method, a series of long serpentine narrow grooves 54 are formed on the surface of a thin metal plate 53 having good thermal conductivity by cutting or electric discharge machining. Next, a flat thin plate 55 is stacked on the surface of the thin plate 53, and the two plates 53, 55 are laminated by brazing. The thin groove 54 formed in the thin plate 53 becomes a closed meandering small diameter tunnel (heat medium passage) 56 by lamination. A working fluid is sealed in the tunnel 56.
【０００４】（２）特開平９−４９６９２号に開示され
た押し出し材の多孔扁平管を用いる方法：図９は、特開
平９−４９６９２号に開示されているヒートパイプの製
造方法を示す図であり、図９（Ａ）は第一工程を説明す
るための平面断面図、図９（Ｂ）は第二工程を説明する
ための平面断面図である。第一工程においては、原材料
としてアルミニウムやマグネシウム等の軽金属の多孔扁
平管６３を用いる。この多孔扁平管６３は、全体として
平板状の外形を有し、内部に平行に配置された多数の貫
通細孔６４が押し出し成形により形成されている。その
後、細孔６４の端部の隔壁６６を一条おきに所定の深さ
の切除部６６ａだけ切除し、反対側の端部では一条ずつ
ずらして切除部６６ｂを切除する。第二工程において、
切除部６６ａ、６６ｂの最深部から所定の長さを残し
て、両端面に端縁部６８ａ、６８ｂを溶接する。各細孔
６４は端部で連通して一連の蛇行トンネル（熱媒体通
路）となり、ここに作動流体が封入される。(2) Method of using a porous flat tube of extruded material disclosed in Japanese Patent Application Laid-Open No. 9-49692: FIG. 9 is a diagram showing a method of manufacturing a heat pipe disclosed in Japanese Patent Application Laid-Open No. 9-49692. FIG. 9A is a plan sectional view for explaining a first step, and FIG. 9B is a plan sectional view for explaining a second step. In the first step, a porous flat tube 63 made of a light metal such as aluminum or magnesium is used as a raw material. The porous flat tube 63 has a flat outer shape as a whole, and has a large number of through-holes 64 arranged in parallel inside by extrusion molding. After that, the partition 66 at the end of the pore 64 is cut off every other section only by the cut-out part 66a having a predetermined depth, and the cut-out part 66b is cut off at the opposite end by shifting one step at a time. In the second step,
Edge portions 68a, 68b are welded to both end surfaces, leaving a predetermined length from the deepest portions of the cutout portions 66a, 66b. Each of the pores 64 communicates at an end to form a series of meandering tunnels (heat medium passages) in which a working fluid is sealed.
【０００５】[0005]
【発明が解決しようとする課題】上記２つの従来例のプ
レート型ヒートパイプは蛇行細孔の延びる主方向が図の
上下方向の１方向である。そのため、その方向の熱輸送
能力は高いが、該方向と交差する方向の熱輸送能力は低
い。In the above two conventional plate type heat pipes, the main direction in which the meandering pores extend is one of the vertical directions in the figure. Therefore, the heat transport capability in that direction is high, but the heat transport capability in the direction crossing the direction is low.
【０００６】本発明は多様な蛇行細孔形態を有し、熱効
率の高いプレート型ヒートパイプを提供することを目的
とする。An object of the present invention is to provide a plate-type heat pipe having various meandering pore shapes and high thermal efficiency.
【０００７】[0007]
【課題を解決するための手段】上記の課題を解決するた
め、本発明のプレート型ヒートパイプは、 内部に熱媒
体の封入された蛇行細孔を有するプレート型ヒートパイ
プであって；前記蛇行細孔が、前記プレート型ヒートパ
イプの広がる平面内において主に縦方向に延びる蛇行細
孔、及び、主に横方向に延びる蛇行細孔からなり、両蛇
行細孔が前記プレート型ヒートパイプの板厚方向におい
て交互に入り組んでいることを特徴とする。これによ
り、プレート型ヒートパイプの平面内において、縦、
横、斜めに様々な方向に熱輸送ができる。また、両細孔
がお互い入り組んでいるので、両細孔内の熱媒体間の熱
伝達が上がる。In order to solve the above-mentioned problems, a plate-type heat pipe according to the present invention is a plate-type heat pipe having meandering pores in which a heat medium is sealed; The holes are composed of meandering pores extending mainly in the vertical direction in the plane where the plate-type heat pipe spreads, and meandering pores extending mainly in the lateral direction, and both meandering pores have a thickness of the plate-type heat pipe. It is characterized by being alternately intricate in the direction. Thereby, in the plane of the plate type heat pipe, vertical,
Heat can be transported horizontally and diagonally in various directions. Further, since both pores are intricate, heat transfer between the heat mediums in both pores is increased.
【０００８】本発明のプレート型ヒートパイプは、 熱
媒体が封入される空間を構成する溝を有する表板及び裏
板と、 前記表板及び前記裏板の溝を連結する貫通孔を
有するとともに、前記表板と前記裏板の間に挟まれるよ
うに接合された中板と、 を具備し、 前記表板及び裏
板の溝が表裏に絡み合った熱媒体通路を形成することを
特徴とする。溝や孔の形状や配置を変えることにより、
様々な形態の熱媒体通路を構成することが可能である。The plate type heat pipe of the present invention has a front plate and a back plate having a groove forming a space in which a heat medium is sealed, a through hole connecting the grooves of the front plate and the back plate, And a middle plate joined so as to be sandwiched between the front plate and the back plate, wherein grooves of the front plate and the back plate form a heat medium passage entangled on the front and back. By changing the shape and arrangement of grooves and holes,
Various forms of heat medium passages can be configured.
【０００９】上記プレート型ヒートパイプにおいては、
前記蛇行細孔が、前記プレート型ヒートパイプの広が
る平面内において主に縦方向に延びる蛇行細孔、及び、
主に横方向に延びる蛇行細孔からなり、両蛇行細孔が前
記プレート型ヒートパイプの板厚方向において交互に入
り組んでいることが好ましい。In the above plate type heat pipe,
The meandering pores extend mainly in the vertical direction in a plane where the plate-type heat pipe extends, and
It is preferable that the heat pipes are mainly composed of meandering pores extending in the lateral direction, and that the two meandering pores are alternately interdigitated in the thickness direction of the plate-type heat pipe.
【００１０】本発明のプレート型ヒートパイプの製造方
法は、 熱媒体が封入される熱媒体通路を構成する溝を
表板及び裏板に形成する工程と、 前記表板及び裏板の
溝を連結する孔を中板に打ち抜く工程と、 前記中板の
表裏面に中板を覆うように前記表板及び裏板を接合する
工程と、 前記表板及び裏板の溝並びに前記中板の孔が
形成する熱媒体通路に熱媒体を封入する工程と、 を含
むことを特徴とする。これにより、各板の板厚や材質を
任意に選択でき、さら熱媒体通路の加工作業も、パター
ンの形状に合わせて加工性の高い様々な方法をとること
ができる。The method of manufacturing a plate-type heat pipe according to the present invention comprises the steps of forming grooves forming a heat medium passage for enclosing a heat medium in the front plate and the back plate, and connecting the grooves of the front plate and the back plate. Punching a hole into the middle plate, bonding the front plate and the back plate so as to cover the middle plate on the front and back surfaces of the middle plate, and forming the grooves in the front plate and the back plate and the holes in the middle plate. Enclosing the heat medium in the heat medium passage to be formed. Thereby, the plate thickness and material of each plate can be arbitrarily selected, and the work of processing the heat medium passage can also take various methods with high workability according to the shape of the pattern.
【００１１】[0011]
【発明の実施の形態】以下、図面を参照しつつ説明す
る。図１は、本発明の第１の実施の形態に係るプレート
型ヒートパイプの構造を示す断面図である。図２は、本
発明の第１の実施の形態に係るプレート型ヒートパイプ
を示す平面図である。図３は、本発明の第１の実施の形
態に係るプレート型ヒートパイプに用いる裏板を示す平
面図である。図２には、本発明の第１の実施の形態に係
るプレート型ヒートパイプ１が示されている。図２に示
すように、ヒートパイプ１は長方形をしたプレート型を
している。ヒートパイプ１には、格子状に形成された作
動流体の溝パターンが破線で示されている。Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a sectional view showing the structure of the plate-type heat pipe according to the first embodiment of the present invention. FIG. 2 is a plan view showing the plate-type heat pipe according to the first embodiment of the present invention. FIG. 3 is a plan view showing a back plate used for the plate-type heat pipe according to the first embodiment of the present invention. FIG. 2 shows a plate-type heat pipe 1 according to a first embodiment of the present invention. As shown in FIG. 2, the heat pipe 1 has a rectangular plate shape. In the heat pipe 1, a groove pattern of the working fluid formed in a lattice shape is indicated by a broken line.
【００１２】ヒートパイプ１の図の下方のＡ−Ａ部の断
面が図１に示されている。図１においてヒートパイプ１
は、図１の上方にある表板３と下方にある裏板５及びそ
れらの間に接合された中板７とから構成される。表板３
と裏板５の間に中板７をはさみ、治具で固定した状態で
所定時間加熱して接合し、積層化されたヒートパイプ１
を形成する。接合方法は、ろう付け、接着剤による接
着、レーザー溶接等の方法を使用できる。ろう付けの場
合は、中板７の両面もしくは表板３と裏板５の片面に、
ろう材が塗布される。FIG. 1 shows a cross section of the heat pipe 1 taken along the line AA in the figure. In FIG. 1, heat pipe 1
Is composed of a top plate 3 at the top of FIG. 1, a back plate 5 at the bottom, and a middle plate 7 joined therebetween. Top plate 3
The intermediate heat plate 1 is sandwiched between the heat pipe 1 and the back plate 5 and is heated and joined for a predetermined time while being fixed with a jig, and the heat pipe 1
To form As a joining method, a method such as brazing, adhesion with an adhesive, or laser welding can be used. In the case of brazing, on both surfaces of the middle plate 7 or one surface of the front plate 3 and the back plate 5,
A brazing material is applied.
【００１３】表板３と裏板５は、厚さが０．１〜１０．
０mm程度のアルミニウムや銅等の材料の平板である。こ
の平板に切削加工、プレス加工、エッチング等により所
定の溝パターンを形成する。図３には、裏板５の溝パタ
ーンが示されている。この溝パターンは、複数の直線状
パターン１１とＬ字型パターン１３があるピッチＰで設
けられたものである。標準的なものでは、溝パターンの
幅は０．１〜５．０mm、直線状パターン１１の長さは
０．５〜１８mm、同じ向きで並ぶ２つの直線状パターン
１１のピッチＰは０．１〜７．０mmである。なお、図３
の上部の左右の２箇所には、作動流体の封入口１５が形
成されている。封入口１５から作動流体がヒートパイプ
１内に充填される。封入口１５は、作動流体（熱媒体）
を入れた後に、かしめや溶接等の方法で封止される。The front plate 3 and the back plate 5 have a thickness of 0.1 to 10.
It is a flat plate of about 0 mm made of a material such as aluminum or copper. A predetermined groove pattern is formed on the flat plate by cutting, pressing, etching or the like. FIG. 3 shows a groove pattern of the back plate 5. This groove pattern is provided with a plurality of linear patterns 11 and L-shaped patterns 13 at a certain pitch P. In a standard pattern, the width of the groove pattern is 0.1 to 5.0 mm, the length of the linear pattern 11 is 0.5 to 18 mm, and the pitch P between the two linear patterns 11 arranged in the same direction is 0.1. ~ 7.0 mm. Note that FIG.
A working fluid sealing port 15 is formed at two places on the left and right of the upper part of the working fluid. The working fluid is filled into the heat pipe 1 from the sealing port 15. The sealing port 15 is a working fluid (heat medium)
Is sealed by a method such as caulking or welding.
【００１４】図３では裏板５について示したが、表板３
の溝パターンも同じように、ピッチＰで設けられた複数
の直線状パターン１１´とＬ字型パターン１３´で構成
される。ただし、表板３の溝パターンは裏板５の配列と
はピッチＰの半分だけずらしてあり、裏板３の溝パター
ンと上下でクロスするように配置されている。そのた
め、表板３と裏板５の溝パターンは、図２に示したよう
に、ヒートパイプ１内で格子状になっている。FIG. 3 shows the back plate 5, but the front plate 3
Similarly, the groove pattern is composed of a plurality of linear patterns 11 'provided at a pitch P and an L-shaped pattern 13'. However, the groove pattern of the front plate 3 is shifted from the arrangement of the back plate 5 by half the pitch P, and is arranged so as to cross the groove pattern of the back plate 3 vertically. Therefore, the groove patterns of the front plate 3 and the back plate 5 are in a lattice pattern in the heat pipe 1 as shown in FIG.
【００１５】中板７は、厚さが０．１〜５．０mm程度の
アルミニウムや銅等の材料の板である。この平板に切削
加工やプレス、エッチング等により孔１７を打ち抜く。
孔１７は、図１、２に示すように、表板３と裏板５の溝
パターン１１、１１´、１３、１３´の端部と重なる位
置に開けられている。これにより、図１に示すように、
表板３と裏板５の溝パターン１１、１１´、１３、１３
´が上下方向に蛇行するように連通する。The middle plate 7 is a plate made of a material such as aluminum or copper having a thickness of about 0.1 to 5.0 mm. Holes 17 are punched out of the flat plate by cutting, pressing, etching or the like.
As shown in FIGS. 1 and 2, the holes 17 are formed at positions overlapping the ends of the groove patterns 11, 11 ′, 13 and 13 ′ of the front plate 3 and the back plate 5. Thereby, as shown in FIG.
Groove patterns 11, 11 ', 13, 13 on front plate 3 and back plate 5
Communicate with each other so as to meander vertically.
【００１６】このようにプレート型ヒートパイプの平面
内において、熱媒体通路が交互に入り組んで形成されて
いるので、作動流体は高温部で蒸発し、低温部で凝縮を
繰り返して熱輸送を行う。また、縦蛇行細孔と横蛇行細
孔が３面で接するので熱伝達が良い。As described above, since the heat medium passages are alternately formed in the plane of the plate-type heat pipe, the working fluid evaporates in the high-temperature portion and repeatedly condenses in the low-temperature portion to perform heat transport. Further, since the vertical meandering pores and the horizontal meandering pores are in contact with each other on three surfaces, heat transfer is good.
【００１７】次に、本発明の第２の実施の形態に係るプ
レート型ヒートパイプについて説明する。図４は、本発
明の第２の実施の形態に係るプレート型ヒートパイプの
構造を示す断面図である。図５は、本発明の第２の実施
の形態に係るプレート型ヒートパイプを示す平面図であ
る。図５には、本発明の第２の実施の形態に係るプレー
ト型ヒートパイプ３１が示されている。図５に示すよう
に、ヒートパイプ３１は長方形をしたプレート型をして
いる。ヒートパイプ３１には、作動流体の溝パターン３
２が破線で示されている。Next, a plate type heat pipe according to a second embodiment of the present invention will be described. FIG. 4 is a sectional view showing the structure of the plate-type heat pipe according to the second embodiment of the present invention. FIG. 5 is a plan view showing a plate-type heat pipe according to the second embodiment of the present invention. FIG. 5 shows a plate-type heat pipe 31 according to a second embodiment of the present invention. As shown in FIG. 5, the heat pipe 31 has a rectangular plate shape. The heat pipe 31 has a groove pattern 3 of the working fluid.
2 is indicated by a dashed line.
【００１８】ヒートパイプ３１の図５の下方のＢ−Ｂ部
の断面が図４に示されている。図４においてヒートパイ
プ３１は、図４の上方にある表板３３と下方にある裏板
３５及びそれらの間に接合された中板３７とから構成さ
れる。表板３３と裏板３５の溝パターン３２は、第１の
実施の形態と同じように、複数の直線状パターンとＬ字
型パターンからなる。ただし、ヒートパイプ３１の周辺
部では、溝パターンの形状は第１の実施の形態とは異な
っている。中板３７の表板３３と裏板３５の溝パターン
３２の端部と重なる位置には、孔３８が開けられてい
る。これにより、図４に示すように、表板３３と裏板３
５の溝パターン３２が上下方向に蛇行するように連通す
る。FIG. 4 shows a cross section of the heat pipe 31 taken along the line BB in FIG. In FIG. 4, the heat pipe 31 is composed of a top plate 33 at the top of FIG. 4, a bottom plate 35 at the bottom, and a middle plate 37 joined between them. The groove pattern 32 of the front plate 33 and the back plate 35 is composed of a plurality of linear patterns and an L-shaped pattern as in the first embodiment. However, the shape of the groove pattern in the peripheral portion of the heat pipe 31 is different from that of the first embodiment. A hole 38 is formed at a position where the middle plate 37 overlaps the edge of the groove pattern 32 of the front plate 33 and the back plate 35. As a result, as shown in FIG.
The fifth groove pattern 32 communicates in a meandering manner in the vertical direction.
【００１９】第１の実施の形態においては、ヒートパイ
プ１の２箇所に作動流体の封入口１５が形成されてい
る。しかし、この実施の形態においては、図５のヒート
パイプ３１の下部の左方の１箇所にのみ封入口３９が形
成されている。１つの封入口３９から作動流体がヒート
パイプ３１内に充填する。これにより、板３３、３５の
どちらか一方の１箇所にだけ封入口３９を形成すればよ
いので、パターン形成が簡略化できる。また、作動流体
をヒートパイプ３１に充填した後、封入口３９を封止す
る際に、１つの封入口３９だけを封止すればよいので、
信頼性が高くなり、作業時間も短縮できる。In the first embodiment, working fluid filling ports 15 are formed at two places in the heat pipe 1. However, in this embodiment, the sealing port 39 is formed only at one location on the lower left of the heat pipe 31 in FIG. The working fluid fills the heat pipe 31 from one sealing port 39. Thus, the sealing hole 39 may be formed only in one of the plates 33 and 35, so that the pattern formation can be simplified. In addition, after filling the working fluid into the heat pipe 31, when sealing the sealing port 39, only one sealing port 39 needs to be sealed.
Higher reliability and shorter working time.
【００２０】次に、本発明の第３の実施の形態に係るプ
レート型ヒートパイプについて説明する。図６は、本発
明の第３の実施の形態に係るプレート型ヒートパイプに
用いる裏板の一部を示す平面図である。図７は、本発明
の第３の実施の形態に係るプレート型ヒートパイプの構
造を示す断面図である。図７に示すように、本発明の第
３の実施の形態に係るヒートパイプ４１は、図７の上方
にある表板４３と下方にある裏板４５及びそれらの間に
接合された中板４７とから構成される。Next, a plate type heat pipe according to a third embodiment of the present invention will be described. FIG. 6 is a plan view showing a part of the back plate used for the plate-type heat pipe according to the third embodiment of the present invention. FIG. 7 is a sectional view showing the structure of the plate-type heat pipe according to the third embodiment of the present invention. As shown in FIG. 7, the heat pipe 41 according to the third embodiment of the present invention includes a top plate 43 and a back plate 45 located above and a middle plate 47 joined therebetween in FIG. It is composed of
【００２１】図６には、裏板４５の溝パターン４２の一
部が示されている。溝パターン４２は、図では複数の直
線状パターンしか示していないが、実際には、複数の直
線状パターンとＬ字型パターン等があるピッチで設けら
れたものである。第１の実施の形態においては、縦と横
の直線状パターン１１が交互に形成されていたが、この
実施の形態においては、同じ向きに並んだ２本の直線状
パターンがセットになって交互に形成されている。FIG. 6 shows a part of the groove pattern 42 of the back plate 45. Although only a plurality of linear patterns are shown in the figure, the groove pattern 42 is actually provided with a plurality of linear patterns and an L-shaped pattern at a certain pitch. In the first embodiment, the vertical and horizontal linear patterns 11 are formed alternately. However, in this embodiment, two linear patterns arranged in the same direction are alternately formed as a set. Is formed.
【００２２】表板４３の溝パターン４２´も同じよう
に、同じ向きに並んだ２本の直線状パターンがセットに
なって交互に形成されている。ただし、裏板４５の配列
とは１セット分だけずらしてあり、表板４３と裏板４５
の２本の直線状パターンが上下でクロスするように配置
されている。そのため、表板４３と裏板４５の溝パター
ン４２、４２´は、図示はしないが、ヒートパイプ４１
の上部から見ると格子状になっている。Similarly, the groove pattern 42 'of the front plate 43 is formed by alternately forming two linear patterns arranged in the same direction. However, the arrangement of the back plate 45 is shifted by one set, and the front plate 43 and the back plate 45 are shifted.
Are arranged so as to cross vertically. Therefore, the groove patterns 42 and 42 ′ of the front plate 43 and the back plate 45 are not shown,
It looks like a lattice when viewed from above.
【００２３】中板４７の表板４３と裏板４５の溝パター
ン４２、４２´の端部と重なる位置には、孔４８が開け
られている。これにより、図７に示すように、表板４３
と裏板４５の溝パターン４２、４２´が上下方向に蛇行
するように連通する。なお、溝パターンはその他様々な
形態のものを選択できる。A hole 48 is formed at a position where the middle plate 47 overlaps the ends of the groove patterns 42 and 42 'of the front plate 43 and the back plate 45. Thereby, as shown in FIG.
And the groove patterns 42 and 42 ′ of the back plate 45 communicate with each other in a meandering manner in the vertical direction. It should be noted that various other types of groove patterns can be selected.
【００２４】以上図１〜図９を参照しつつ、本発明の実
施例に係るプレート型ヒートパイプについて説明した
が、本発明はこれに限定されるものではなく、様々な変
更を加えることができる。The plate-type heat pipe according to the embodiment of the present invention has been described with reference to FIGS. 1 to 9, but the present invention is not limited to this, and various modifications can be made. .
【００２５】[0025]
【発明の効果】以上の説明から明らかなように、本発明
によれば、任意の溝形状を持ち、熱効率を向上させるこ
とができる。As is apparent from the above description, according to the present invention, it is possible to have an arbitrary groove shape and improve the thermal efficiency.
【図１】本発明の第１の実施の形態に係るプレート型ヒ
ートパイプの構造を示す断面図である。FIG. 1 is a sectional view showing a structure of a plate-type heat pipe according to a first embodiment of the present invention.
【図２】本発明の第１の実施の形態に係るプレート型ヒ
ートパイプを示す平面図である。FIG. 2 is a plan view showing a plate-type heat pipe according to the first embodiment of the present invention.
【図３】本発明の第１の実施の形態に係るプレート型ヒ
ートパイプに用いる裏板を示す平面図である。FIG. 3 is a plan view showing a back plate used for the plate-type heat pipe according to the first embodiment of the present invention.
【図４】本発明の第２の実施の形態に係るプレート型ヒ
ートパイプの構造を示す断面図である。FIG. 4 is a sectional view showing a structure of a plate-type heat pipe according to a second embodiment of the present invention.
【図５】本発明の第２の実施の形態に係るプレート型ヒ
ートパイプを示す平面図である。FIG. 5 is a plan view showing a plate-type heat pipe according to a second embodiment of the present invention.
【図６】本発明の第３の実施の形態に係るプレート型ヒ
ートパイプに用いる裏板の一部を示す平面図である。FIG. 6 is a plan view showing a part of a back plate used for a plate-type heat pipe according to a third embodiment of the present invention.
【図７】本発明の第３の実施の形態に係るプレート型ヒ
ートパイプの構造を示す断面図である。FIG. 7 is a sectional view showing a structure of a plate-type heat pipe according to a third embodiment of the present invention.
【図８】特開平７−６３４８７号に開示されているヒー
トパイプの製造方法を示す図であり、図８（Ａ）は断面
図、図８（Ｂ）は内部構造を示す一部破断平面図であ
る。FIG. 8 is a view showing a method of manufacturing a heat pipe disclosed in Japanese Patent Application Laid-Open No. 7-63487, FIG. 8 (A) is a sectional view, and FIG. 8 (B) is a partially broken plan view showing an internal structure. It is.
【図９】特開平９−４９６９２号に開示されているヒー
トパイプの製造方法を示す図であり、図９（Ａ）は第一
工程を説明するための平面断面図、図９（Ｂ）は第二工
程を説明するための平面断面図である。FIG. 9 is a view showing a method of manufacturing a heat pipe disclosed in Japanese Patent Application Laid-Open No. 9-49692, FIG. 9 (A) is a plan sectional view for explaining a first step, and FIG. It is a plane sectional view for explaining the 2nd process.
１、３１、４１ プレート型ヒートパイプ ３、３３、４３ 表板 ５、３５、４５
裏板 ７、３７、４７ 中板 １１、１１´
直線状パターン １３、１３´ Ｌ字型パターン １５、３９ 封
入口 １７ 孔 ３２、４２、４
２´ 溝パターン ３８、４８ 孔 ５３ 薄板 ５４ 細溝 ５５ 平薄板 ５６ 細径トン
ネル ６３ 平板 ６４ 細孔 ６６ 隔壁 ６６ａ 切除部 ６６ｂ 切除部 ６８ａ 端縁部 ６８ｂ 端縁部1, 31, 41 Plate heat pipe 3, 33, 43 Front plate 5, 35, 45
Back plate 7, 37, 47 Middle plate 11, 11 '
Linear pattern 13, 13 'L-shaped pattern 15, 39 Enclosure opening 17 hole 32, 42, 4
2 'groove pattern 38, 48 hole 53 thin plate 54 narrow groove 55 flat thin plate 56 small diameter tunnel 63 flat plate 64 pore 66 partition wall 66a cutout portion 66b cutout portion 68a edge portion 68b edge portion
Claims (4)
するプレート型ヒートパイプであって；前記蛇行細孔
が、前記プレート型ヒートパイプの広がる平面内におい
て主に縦方向に延びる蛇行細孔、及び、主に横方向に延
びる蛇行細孔からなり、両蛇行細孔が前記プレート型ヒ
ートパイプの板厚方向において交互に入り組んでいるこ
とを特徴とするプレート型ヒートパイプ。1. A plate-type heat pipe having meandering pores in which a heat medium is enclosed, wherein the meandering pores extend mainly in a vertical direction in a plane where the plate-type heat pipe spreads. A plate-type heat pipe comprising holes and meandering pores extending mainly in a lateral direction, wherein the two meandering pores are alternately interdigitated in the thickness direction of the plate-type heat pipe.
有する表板及び裏板と、 前記表板及び前記裏板の溝を連結する貫通孔を有すると
ともに、前記表板と前記裏板の間に挟まれるように接合
された中板と、 を具備し、 前記表板及び裏板の溝が表裏に絡み合った熱媒体通路を
形成することを特徴とするプレート型ヒートパイプ。2. A front plate and a back plate having a groove forming a space in which a heat medium is sealed, and a through hole connecting the grooves of the front plate and the back plate, and between the front plate and the back plate. A plate-type heat pipe, comprising: a middle plate joined so as to be sandwiched by; and a groove of the front plate and the back plate forming a heat medium passage entangled on both sides.
パイプの広がる平面内において主に縦方向に延びる蛇行
細孔、及び、主に横方向に延びる蛇行細孔からなり、両
蛇行細孔が前記プレート型ヒートパイプの板厚方向にお
いて交互に入り組んでいることを特徴とする請求項２記
載のプレート型ヒートパイプ。3. The meandering pores are mainly composed of meandering pores extending in the vertical direction in the plane in which the plate-type heat pipe extends, and meandering pores extending mainly in the lateral direction. 3. The plate-type heat pipe according to claim 2, wherein the plate-type heat pipes are alternately formed in a thickness direction of the plate-type heat pipe.
る溝を表板及び裏板に形成する工程と、 前記表板及び裏板の溝を連結する孔を中板に打ち抜く工
程と、 前記中板の表裏面に中板を覆うように前記表板及び裏板
を接合する工程と、 前記表板及び裏板の溝並びに前記中板の孔が形成する熱
媒体通路に熱媒体を封入する工程と、 を含むことを特徴とするプレート型ヒートパイプの製造
方法。4. A step of forming a groove forming a heat medium passage in which a heat medium is sealed in the front plate and the back plate; and a step of punching a hole connecting the groove in the front plate and the back plate into the middle plate; Joining the front plate and the back plate to cover the middle plate on the front and back surfaces of the middle plate; and enclosing a heat medium in a heat medium passage formed by the grooves of the front plate and the back plate and the holes of the middle plate. A method for manufacturing a plate-type heat pipe, comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000161587A JP4584413B2 (en) | 2000-05-31 | 2000-05-31 | Plate type heat pipe and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000161587A JP4584413B2 (en) | 2000-05-31 | 2000-05-31 | Plate type heat pipe and manufacturing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2001336889A true JP2001336889A (en) | 2001-12-07 |
| JP4584413B2 JP4584413B2 (en) | 2010-11-24 |
Family
ID=18665591
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000161587A Expired - Lifetime JP4584413B2 (en) | 2000-05-31 | 2000-05-31 | Plate type heat pipe and manufacturing method thereof |
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| Country | Link |
|---|---|
| JP (1) | JP4584413B2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7958934B2 (en) | 2002-08-07 | 2011-06-14 | Denso Corporation | Counter-stream-mode oscillating-flow heat transport apparatus |
| WO2017195254A1 (en) * | 2016-05-09 | 2017-11-16 | 富士通株式会社 | Loop heat pipe, manufacturing method for same, and electronic equipment |
| CN115493437A (en) * | 2022-10-26 | 2022-12-20 | 济南张夏供水换热设备有限公司 | Plate type heat pipe exchanger for utilizing high-temperature flue gas waste heat |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02306097A (en) * | 1989-05-19 | 1990-12-19 | Nhk Spring Co Ltd | Heat sink |
| JPH0763487A (en) * | 1993-08-24 | 1995-03-10 | Akutoronikusu Kk | Plate type heat pipe |
| JPH1131768A (en) * | 1997-07-11 | 1999-02-02 | Denso Corp | Boiling-cooling device |
-
2000
- 2000-05-31 JP JP2000161587A patent/JP4584413B2/en not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02306097A (en) * | 1989-05-19 | 1990-12-19 | Nhk Spring Co Ltd | Heat sink |
| JPH0763487A (en) * | 1993-08-24 | 1995-03-10 | Akutoronikusu Kk | Plate type heat pipe |
| JPH1131768A (en) * | 1997-07-11 | 1999-02-02 | Denso Corp | Boiling-cooling device |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7958934B2 (en) | 2002-08-07 | 2011-06-14 | Denso Corporation | Counter-stream-mode oscillating-flow heat transport apparatus |
| WO2017195254A1 (en) * | 2016-05-09 | 2017-11-16 | 富士通株式会社 | Loop heat pipe, manufacturing method for same, and electronic equipment |
| US10420253B2 (en) | 2016-05-09 | 2019-09-17 | Fujitsu Limited | Loop heat pipe, manufacturing method thereof, and electronic device |
| CN115493437A (en) * | 2022-10-26 | 2022-12-20 | 济南张夏供水换热设备有限公司 | Plate type heat pipe exchanger for utilizing high-temperature flue gas waste heat |
| CN115493437B (en) * | 2022-10-26 | 2023-08-25 | 济南张夏供水换热设备有限公司 | Plate type heat pipe heat exchanger for high-temperature flue gas waste heat utilization |
Also Published As
| Publication number | Publication date |
|---|---|
| JP4584413B2 (en) | 2010-11-24 |
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