JP2002225138A - プラスチック熱交換機の管群ヘッダ接合方法及びヘッダタンク接合方法 - Google Patents
プラスチック熱交換機の管群ヘッダ接合方法及びヘッダタンク接合方法Info
- Publication number
- JP2002225138A JP2002225138A JP2001292792A JP2001292792A JP2002225138A JP 2002225138 A JP2002225138 A JP 2002225138A JP 2001292792 A JP2001292792 A JP 2001292792A JP 2001292792 A JP2001292792 A JP 2001292792A JP 2002225138 A JP2002225138 A JP 2002225138A
- Authority
- JP
- Japan
- Prior art keywords
- header
- tube group
- plastic
- fin
- tube
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
- B29C65/18—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/06—Evaporators with vertical tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
- B29C65/08—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using ultrasonic vibrations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/01—General aspects dealing with the joint area or with the area to be joined
- B29C66/05—Particular design of joint configurations
- B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
- B29C66/11—Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
- B29C66/112—Single lapped joints
- B29C66/1122—Single lap to lap joints, i.e. overlap joints
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/01—General aspects dealing with the joint area or with the area to be joined
- B29C66/05—Particular design of joint configurations
- B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
- B29C66/12—Joint cross-sections combining only two joint-segments; Tongue and groove joints; Tenon and mortise joints; Stepped joint cross-sections
- B29C66/122—Joint cross-sections combining only two joint-segments, i.e. one of the parts to be joined comprising only two joint-segments in the joint cross-section
- B29C66/1222—Joint cross-sections combining only two joint-segments, i.e. one of the parts to be joined comprising only two joint-segments in the joint cross-section comprising at least a lapped joint-segment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/01—General aspects dealing with the joint area or with the area to be joined
- B29C66/05—Particular design of joint configurations
- B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
- B29C66/12—Joint cross-sections combining only two joint-segments; Tongue and groove joints; Tenon and mortise joints; Stepped joint cross-sections
- B29C66/122—Joint cross-sections combining only two joint-segments, i.e. one of the parts to be joined comprising only two joint-segments in the joint cross-section
- B29C66/1224—Joint cross-sections combining only two joint-segments, i.e. one of the parts to be joined comprising only two joint-segments in the joint cross-section comprising at least a butt joint-segment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/01—General aspects dealing with the joint area or with the area to be joined
- B29C66/05—Particular design of joint configurations
- B29C66/302—Particular design of joint configurations the area to be joined comprising melt initiators
- B29C66/3022—Particular design of joint configurations the area to be joined comprising melt initiators said melt initiators being integral with at least one of the parts to be joined
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
- B29C66/41—Joining substantially flat articles ; Making flat seams in tubular or hollow articles
- B29C66/43—Joining a relatively small portion of the surface of said articles
- B29C66/433—Casing-in, i.e. enclosing an element between two sheets by an outlined seam
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
- B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
- B29C66/53—Joining single elements to tubular articles, hollow articles or bars
- B29C66/534—Joining single elements to open ends of tubular or hollow articles or to the ends of bars
- B29C66/5346—Joining single elements to open ends of tubular or hollow articles or to the ends of bars said single elements being substantially flat
- B29C66/53465—Joining single elements to open ends of tubular or hollow articles or to the ends of bars said single elements being substantially flat said single flat elements being provided with holes facing the tube ends, e.g. for making heat-exchangers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/80—General aspects of machine operations or constructions and parts thereof
- B29C66/81—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps
- B29C66/814—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps
- B29C66/8141—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined
- B29C66/81427—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined comprising a single ridge, e.g. for making a weakening line; comprising a single tooth
- B29C66/81429—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined comprising a single ridge, e.g. for making a weakening line; comprising a single tooth comprising a single tooth
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F21/00—Constructions of heat-exchange apparatus characterised by the selection of particular materials
- F28F21/06—Constructions of heat-exchange apparatus characterised by the selection of particular materials of plastics material
- F28F21/062—Constructions of heat-exchange apparatus characterised by the selection of particular materials of plastics material the heat-exchange apparatus employing tubular conduits
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/02—Header boxes; End plates
- F28F9/04—Arrangements for sealing elements into header boxes or end plates
- F28F9/16—Arrangements for sealing elements into header boxes or end plates by permanent joints, e.g. by rolling
- F28F9/18—Arrangements for sealing elements into header boxes or end plates by permanent joints, e.g. by rolling by welding
- F28F9/187—Arrangements for sealing elements into header boxes or end plates by permanent joints, e.g. by rolling by welding at least one of the parts being non-metallic, e.g. heat-sealing plastic elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
- B29C66/73—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset
- B29C66/739—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset
- B29C66/7392—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of at least one of the parts being a thermoplastic
- B29C66/73921—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the intensive physical properties of the material of the parts to be joined, by the optical properties of the material of the parts to be joined, by the extensive physical properties of the parts to be joined, by the state of the material of the parts to be joined or by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of the parts to be joined being a thermoplastic or a thermoset characterised by the material of at least one of the parts being a thermoplastic characterised by the materials of both parts being thermoplastics
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/80—General aspects of machine operations or constructions and parts thereof
- B29C66/81—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps
- B29C66/814—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps
- B29C66/8141—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined
- B29C66/81411—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined characterised by its cross-section, e.g. transversal or longitudinal, being non-flat
- B29C66/81415—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined characterised by its cross-section, e.g. transversal or longitudinal, being non-flat being bevelled
- B29C66/81417—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined characterised by its cross-section, e.g. transversal or longitudinal, being non-flat being bevelled being V-shaped
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/80—General aspects of machine operations or constructions and parts thereof
- B29C66/83—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools
- B29C66/832—Reciprocating joining or pressing tools
- B29C66/8322—Joining or pressing tools reciprocating along one axis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/18—Heat-exchangers or parts thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/60—Multitubular or multicompartmented articles, e.g. honeycomb
- B29L2031/601—Multi-tubular articles, i.e. composed of a plurality of tubes
- B29L2031/602—Multi-tubular articles, i.e. composed of a plurality of tubes composed of several elementary tubular elements
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
- Details Of Heat-Exchange And Heat-Transfer (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
ンク接合方法に関するものであり、特に熱交換機の材質
をプラスチックで製作してフィン−管群と管群ヘッダを
熱融着で結合して、管群ヘッダとヘッダタンクを超音波
で熱融着させたプラスチック熱交換機を提供する。 【解決手段】 プラスチック材質の冷媒管の外周にプラ
スチック材質のフィンを形成するフィン−管群118形
成段階と、前記プラスチック材質のフィン−管群118
の両側端に管群ヘッダ120を2重射出で形成する段階
と、前記プラスチック材質の管群ヘッダ120の底面に
熱融着治具136を当接し、且つ、フィン−管群118
の上端中央を熱融着成形金型134が形成された熱融着
機128により加圧してフィン−管群118と管群ヘッ
ダ120を一体に熱融着接合させる段階を含んで成るよ
うに構成する。
Description
ダ接合方法及びヘッダタンク接合方法に関するものであ
り、特に熱交換機の材質をプラスチックで製作してフィ
ン−管群と管群ヘッダを熱融着で結合して、フィン−管
群とヘッダタンクを超音波融着させたプラスチック熱交
換機の管群ヘッダ接合方法及びヘッダタンク接合方法に
関するものである。
換機は図6に図示されたように、多重の冷媒入口管2と
冷媒出口管3とで形成される金属冷媒管1の外周にフィ
ン4が形成されており、金属冷媒管1の左右側端には材
質が金属である左側ヘッダ(図示せず)と右側ヘッダ6
とが接合され、前記の金属冷媒管1の両側には除霜管7
が設けられる。前記のように構成された従来の熱交換機
の作用を簡単に説明すると次の如くである。
冷媒は水平蛇行状に形成された冷媒管を通って冷媒出口
管3に至る。この過程で冷媒が蒸発過程を経て潜熱と現
熱交換を通した熱交換を行う。この時冷媒出口管3を経
た冷媒はアキュムレータ8を経るようになり、これは冷
蔵庫周囲環境条件別負荷対応のための冷媒貯蔵タンクの
役割と水−液分離器の2種の役割をする。除霜管7は蒸
発器表面に付着される氷を周期的に除去しなければなら
ないので電気加熱式ヒーターが用いられて、除霜管と接
触するのはフィン端部でありほとんど線接触している。
いられる他の熱交換機としてフィン−冷媒管−除霜管が
一体に形成されたトライチューブ(Tri−tube)
蒸発器である。図7及び図8に図示されたように金属冷
媒管11の外周にフィン12が形成されており、フィン
12の外周に除霜管13が形成されている。冷媒が蒸発
器左側端のトライチューブ10左側端を通して流入して
蛇行状に形成されたトライチューブ10を流れるように
なっており、全体を流れて最終的にトライチューブ右側
冷媒管14の出口にあるアキュムレータ15を経て流出
されるようにした構造である。
金属冷媒管11とフィン12が冷媒管11の拡管によっ
て結合された構造であり、冷媒管11の出口端にアキュ
ムレータ15が熔接で接合されて冷蔵庫オン/オフ時騒
音を誘発する。したがって本発明のようにプラスチック
材質の熱交換機にはこのような従来の結合方法を用いる
ことはできない。
な問題点を解決するためのものであり、本発明の目的
は、プラスチック材質のフィン−管群に管群ヘッダ及び
ヘッダタンクを接合することにおいて、管群ヘッダ及び
ヘッダタンクをフィン−管群とくっ付けた後熱融着機で
加圧して熱融着させたプラスチック熱交換機の管群ヘッ
ダ接合方法及びヘッダタンク接合方法を提供することに
ある。
ラスチックに変更してプラスチック圧出によりフィンと
管を一体としたことを特徴とし、この時ヘッダを予め形
成された圧出管に重畳して加熱させるプラスチック熱交
換機の管群ヘッダ接合方法と、前記管群ヘッダをヘッダ
タンクに超音波融着させるプラスチック熱交換機のヘッ
ダタンク接合方法を提供する。
成するためにプラスチック材質の冷媒管の外周にプラス
チック材質のフィンを形成するフィン−管群形成段階
と、前記プラスチック材質のフィン−管群の両側端に管
群ヘッダを2重射出で形成する段階と、前記プラスチッ
ク材質の管群ヘッダの底面に熱融着治具を当接し、且
つ、フィン−管群の上端中央を熱融着成形金型が形成さ
れた熱融着機により加圧してフィン−管群と管群ヘッダ
を一体に熱融合接合させる段階を含んで構成されたこと
を特徴とするプラスチック熱交換機の管群ヘッダ接合方
法を提供する。
熱融着機の熱融着成形金型の断面は逆三角形であること
を特徴とするプラスチック熱交換機の管群ヘッダ接合方
法を提供する。本発明は前記の目的を達成するために前
記フィン−管群と管群ヘッダが接合される部分である加
熱融着部は熱融着機によって300〜320℃に維持し
た状態で素材厚さの50%まで加熱圧着することを特徴
とする熱交換機の管群ヘッダ接合方法を提供する。
スチック材質の冷媒管の外周にプラスチック材質のフィ
ンを形成するフィン−管群形成段階と、前記プラスチッ
ク材質のフィン−管群の両側端に管群ヘッダを2重射出
で形成する段階と、前記プラスチック材質の管群ヘッダ
上にプラスチック材質のヘッダタンクを結合する段階
と、前記プラスチックヘッダタンク上に熱発生装置を当
接して、該熱発生装置を通してプラスチック材質のヘッ
ダタンクとプラスチック材質の管群ヘッダの接合部を熱
融着させる段階を含んで構成されたことを特徴とするプ
ラスチック熱交換機のヘッダタンク接合方法を提供す
る。
熱発生装置は圧電装置であることを特徴とするプラスチ
ック熱交換機のヘッダタンク接合方法を提供する。本発
明は前記の目的を達成するために前記圧電装置は15,
000/sec の機械的な上/下振動エネルギーを維持さ
せるようにし、可振増幅は0.06〜0.08mm(p−
p)であることを特徴とするプラスチック熱交換機のヘ
ッダタンク接合方法を提供する。
ら本発明をより詳細に説明する。本発明によるプラスチ
ック熱交換機112は図1に図示されたように、プラス
チック材質の冷媒管114の外周にプラスチック材質の
フィン116が一体に形成された後冷媒管114の端に
図2に図示されたような管群ヘッダ120を嵌めてその
上に図3に図示されたようなプラスチック材質の左右側
ヘッダタンク124,126を各々接合したことであ
る。
に詳細に説明すると図1に図示されたように、一定間隔
で多数形成された冷媒管114の外周にフィン116が
形成される。本発明で別途に特定しなければ熱交換機の
構成品はすべてプラスチック材質である。冷媒管114
とフィン116は一体に形成されており、フィン−管群
118の意味は多数の冷媒管114と多数のフィン11
6の集合を称する。
タンク124が結合されて、フィン−管群118の右側
には右側ヘッダタンク126が結合される。前記の右側
ヘッダタンク126には下部に冷媒入口管130が連結
されて、上部に冷媒出口管132が連結される。フィン
−管群118と管群ヘッダ120の接合方法を詳細に説
明すると次のようである。図2に図示されたように、フ
ィン−管群118と管群ヘッダ120を2重射出で結合
する。
20は2重射出で結合した後にもその結合部の強度が弱
いのでフィン−管群118の端部と管群ヘッダ120の
上部一側を熱融着で接合する。熱融着方法は管群ヘッダ
120の底面に管群ヘッダを位置固定する熱融着治具金
型136で支えた後、逆三角形(▽)形態の熱融着成形
金型134を有する熱融着機128でフィン−管群11
8の上端を加圧する。
ン−管群118と一致するように多数の熱融着成形金型
134を形成して、熱融着機128でフィン−管群11
8の上端を加圧した状態で熱融着機128に電源を供給
すればフィン−管群の上端が熱により拡管されながらフ
ィン−管群の外周に接触した管群ヘッダと一体に熱融着
される。(参照番号138はフィン−管群と管群ヘッダ
が熱融着機によって熱融着された部分を示したことであ
る。)
126の結合方法を詳細に説明すると次の如くである。
図1と図3に図示されたように、フィン−管群118を
ヘッダタンク124,126に結合するためにはまずフ
ィン−管群118の一端にフィン−管群118を固定さ
せる管群ヘッダ120が設けられる。ここでフィン−管
群118と管群ヘッダ120は二重射出して一体に形成
される。管群ヘッダ120にはヘッダタンク124,1
26と超音波によって加熱融着されるが、管群ヘッダ1
20とヘッダタンク124,126の結合方法は図4と
図5に図示された如くである。
ダ120の中央上部にヘッダタンク124,126の分
離台133端部を一側管群ヘッダ120と他の一側管群
ヘッダ120間に密着させた後ヘッダタンク124,1
26上で圧電装置129を通して機械的な振動エネルギ
ーが与えられることによって管群ヘッダ120とヘッダ
タンク124,126が超音波モールディングで接合さ
れる。
00/sec の機械的な上、下振動エネルギーに変換する
過程を伴って、この過程でヘッダタンク124,126
が管群ヘッダ120と結合される。この時可振増幅は
0.06〜0.08mm(p−p;peak to pe
ak)であり、摩擦熱による試料接着時間は長くても1
秒内に行われる。
の出口端に設けられたアキュムレータによって冷蔵庫オ
ン/オフ時生じた異常騒音を無くすことができて、熱融
着でフィン−管群と管群ヘッダを接合して管群ヘッダと
ヘッダタンクを超音波接合することによりプラスチック
材質の熱交換機製作が容易であって、その結果として熱
交換機の製造原価を節減できる。
で、(a)は上面図、(b)は正面図である。
フィン−管群と管群ヘッダの結合過程を示した図であ
る。
フィン−管群と管群ヘッダ及びヘッダタンクが結合され
た状態を示した断面図である。
フィン−管群と管群ヘッダ及びヘッダタンクが接合され
る過程を示した図である。
管群ヘッダとヘッダタンクを圧電装置を利用して接合さ
せる方法を示した図である。
機の概略図で、(a)は正面図、(b)は側面図であ
る。
交換機の概略図で、(a)は側面図、(b)は正面図で
ある。
る。
Claims (6)
- 【請求項1】 プラスチック材質の冷媒管の外周にプラ
スチック材質のフィンを形成するフィン−管群形成段階
と、前記プラスチック材質のフィン−管群の両側端に管
群ヘッダを2重射出で形成する段階と、前記プラスチッ
ク材質の管群ヘッダの底面に熱融着治具を当接し、且
つ、フィン−管群の上端中央を熱融着成形金型が形成さ
れた熱融着機により加圧してフィン−管群と管群ヘッダ
を一体に熱融着接合させる段階を含んで構成されたこと
を特徴とするプラスチック熱交換機の管群ヘッダ接合方
法。 - 【請求項2】 前記熱融着機の熱融着成形金型の断面は
逆三角形であることを特徴とする請求項1に記載のプラ
スチック熱交換機の管群ヘッダ接合方法。 - 【請求項3】 前記フィン−管群と管群ヘッダが接合さ
れる部分である加熱融着部は熱融着機によって300〜
320℃に維持した状態で素材厚さの50%まで加熱圧
着することを特徴とする請求項1に記載の熱交換機の管
群ヘッダ接合方法。 - 【請求項4】 プラスチック材質の冷媒管の外周にプラ
スチック材質のフィンを形成するフィン−管群形成段階
と、前記プラスチック材質のフィン−管群の両側端に管
群ヘッダを2重射出で形成する段階と、前記プラスチッ
ク材質の管群ヘッダ上にプラスチック材質のヘッダタン
クを結合する段階と、前記プラスチックヘッダタンク上
に熱発生装置を当接して該熱発生装置を通してプラスチ
ック材質のヘッダタンクとプラスチック材質の管群ヘッ
ダの接合部を熱融着させる段階とを含んで構成されたこ
とを特徴とするプラスチック熱交換機のヘッダタンク接
合方法。 - 【請求項5】 前記熱発生装置は圧電装置であることを
特徴とする請求項4に記載のプラスチック熱交換機のヘ
ッダタンク接合方法。 - 【請求項6】 前記圧電装置は15,000/sec の機
械的な上/下振動エネルギーを維持させるようにし、可
振増幅は0.06〜0.08mm(p−p)であることを
特徴とする請求項5に記載のプラスチック熱交換機のヘ
ッダタンク接合方法。
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020010001599A KR100366431B1 (ko) | 2001-01-11 | 2001-01-11 | 플라스틱 열교환기의 헤더탱크 접합방법 |
KR1598/2001 | 2001-01-11 | ||
KR1599/2001 | 2001-01-11 | ||
KR1020010001598A KR100366430B1 (ko) | 2001-01-11 | 2001-01-11 | 플라스틱 열교환기의 관군헤더 접합방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2002225138A true JP2002225138A (ja) | 2002-08-14 |
JP3843315B2 JP3843315B2 (ja) | 2006-11-08 |
Family
ID=26638719
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2001292792A Expired - Fee Related JP3843315B2 (ja) | 2001-01-11 | 2001-09-26 | プラスチック熱交換機の管群ヘッダ接合方法及びヘッダタンク接合方法 |
Country Status (3)
Country | Link |
---|---|
US (1) | US6554929B2 (ja) |
JP (1) | JP3843315B2 (ja) |
CN (1) | CN1179838C (ja) |
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JP2006207937A (ja) * | 2005-01-28 | 2006-08-10 | Matsushita Electric Ind Co Ltd | 熱交換器及びその製造方法 |
JP2009281636A (ja) * | 2008-05-21 | 2009-12-03 | Rp Topla Ltd | 樹脂製熱交換器ユニット及びその製造方法、並びに熱交換器 |
JP2010500528A (ja) * | 2006-08-11 | 2010-01-07 | エルジー・ケム・リミテッド | プラスチック熱交換器及びその製造方法 |
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JP2011002195A (ja) * | 2009-06-22 | 2011-01-06 | Tokyo Electric Power Co Inc:The | 熱交換器および氷蓄熱式空調システム |
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-
2001
- 2001-09-18 US US09/954,056 patent/US6554929B2/en not_active Expired - Lifetime
- 2001-09-26 JP JP2001292792A patent/JP3843315B2/ja not_active Expired - Fee Related
- 2001-09-28 CN CNB011415207A patent/CN1179838C/zh not_active Expired - Fee Related
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Also Published As
Publication number | Publication date |
---|---|
US6554929B2 (en) | 2003-04-29 |
JP3843315B2 (ja) | 2006-11-08 |
CN1364997A (zh) | 2002-08-21 |
US20020088526A1 (en) | 2002-07-11 |
CN1179838C (zh) | 2004-12-15 |
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