JP2000297754A - 密閉型電動圧縮機 - Google Patents

密閉型電動圧縮機

Info

Publication number
JP2000297754A
JP2000297754A JP11107932A JP10793299A JP2000297754A JP 2000297754 A JP2000297754 A JP 2000297754A JP 11107932 A JP11107932 A JP 11107932A JP 10793299 A JP10793299 A JP 10793299A JP 2000297754 A JP2000297754 A JP 2000297754A
Authority
JP
Japan
Prior art keywords
suction muffler
groove
joining
conductor
compressor
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
JP11107932A
Other languages
English (en)
Inventor
Terumasa Ide
照正 井出
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Refrigeration Co
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 Matsushita Refrigeration Co filed Critical Matsushita Refrigeration Co
Priority to JP11107932A priority Critical patent/JP2000297754A/ja
Priority to EP00915471A priority patent/EP1088993A4/en
Priority to US09/719,426 priority patent/US6361290B1/en
Priority to AU36763/00A priority patent/AU741726C/en
Priority to KR10-2000-7014184A priority patent/KR100402626B1/ko
Priority to PCT/JP2000/002335 priority patent/WO2000063558A1/ja
Priority to BR0006044-5A priority patent/BR0006044A/pt
Priority to CN00800584A priority patent/CN1096569C/zh
Publication of JP2000297754A publication Critical patent/JP2000297754A/ja
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
    • F04B39/0027—Pulsation and noise damping means
    • F04B39/0055—Pulsation and noise damping means with a special shape of fluid passage, e.g. bends, throttles, diameter changes, pipes
    • F04B39/0072—Pulsation and noise damping means with a special shape of fluid passage, e.g. bends, throttles, diameter changes, pipes characterised by assembly or mounting
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
    • 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
    • B29C65/34—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement"
    • B29C65/36—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" heated by induction
    • B29C65/3604—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" heated by induction characterised by the type of elements heated by induction which remain in the joint
    • B29C65/362—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" heated by induction characterised by the type of elements heated by induction which remain in the joint comprising at least a single wire, e.g. in the form of a winding
    • 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
    • B29C65/34—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement"
    • B29C65/36—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" heated by induction
    • B29C65/3604—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" heated by induction characterised by the type of elements heated by induction which remain in the joint
    • B29C65/3644—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" heated by induction characterised by the type of elements heated by induction which remain in the joint being a ribbon, band or strip
    • 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
    • B29C66/124—Tongue and groove 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
    • B29C66/13—Single flanged joints; Fin-type joints; Single hem joints; Edge joints; Interpenetrating fingered joints; Other specific particular designs of joint cross-sections not provided for in groups B29C66/11 - B29C66/12
    • B29C66/131—Single flanged joints, i.e. one of the parts to be joined being rigid and flanged in the joint area
    • B29C66/1312—Single flange to flange joints, the parts to be joined being rigid
    • 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
    • B29C66/20—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines
    • B29C66/24—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being closed or non-straight
    • B29C66/242—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being closed or non-straight said joint lines being closed, i.e. forming closed contours
    • B29C66/2424—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being closed or non-straight said joint lines being closed, i.e. forming closed contours being a closed polygonal chain
    • B29C66/24243—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being closed or non-straight said joint lines being closed, i.e. forming closed contours being a closed polygonal chain forming a quadrilateral
    • 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
    • B29C66/20—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines
    • B29C66/24—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being closed or non-straight
    • B29C66/242—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being closed or non-straight said joint lines being closed, i.e. forming closed contours
    • B29C66/2424—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being closed or non-straight said joint lines being closed, i.e. forming closed contours being a closed polygonal chain
    • B29C66/24243—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being closed or non-straight said joint lines being closed, i.e. forming closed contours being a closed polygonal chain forming a quadrilateral
    • B29C66/24244—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being closed or non-straight said joint lines being closed, i.e. forming closed contours being a closed polygonal chain forming a quadrilateral forming a rectangle
    • 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
    • B29C66/54—Joining several hollow-preforms, e.g. half-shells, to form hollow articles, e.g. for making balls, containers; Joining several hollow-preforms, e.g. half-cylinders, to form tubular articles
    • 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
    • B29C66/816—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 mounting of the pressing elements, e.g. of the welding jaws or clamps
    • B29C66/8161—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 mounting of the pressing elements, e.g. of the welding jaws or clamps said pressing elements being supported or backed-up by springs or by resilient material
    • 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
    • B29C66/83221—Joining or pressing tools reciprocating along one axis cooperating reciprocating tools, each tool reciprocating along one axis
    • 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
    • B29C65/06—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using friction, e.g. spin welding
    • B29C65/0609—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using friction, e.g. spin welding characterised by the movement of the parts to be joined
    • B29C65/0618—Linear
    • 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
    • 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
    • B29C65/34—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement"
    • B29C65/36—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" heated by induction
    • B29C65/3668—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" heated by induction characterised by the means for supplying heat to said heated elements which remain in the join, e.g. special induction coils
    • 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
    • B29C65/34—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement"
    • B29C65/36—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" heated by induction
    • B29C65/3672—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" heated by induction characterised by the composition of the elements heated by induction which remain in the joint
    • B29C65/3676—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using heated elements which remain in the joint, e.g. "verlorenes Schweisselement" heated by induction characterised by the composition of the elements heated by induction which remain in the joint being metallic
    • 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
    • B29C66/30223—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 said melt initiators being rib-like
    • 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
    • B29C66/32—Measures for keeping the burr form under control; Avoiding burr formation; Shaping the burr
    • B29C66/322—Providing cavities in the joined article to collect the burr
    • 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
    • B29C66/71—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 composition of the plastics material of the parts to be joined
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S417/00—Pumps
    • Y10S417/902—Hermetically sealed motor pump unit

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Compressor (AREA)
  • Connection Of Plates (AREA)

Abstract

(57)【要約】 （修正有） 【課題】 合成樹脂性の吸入マフラーを電磁誘導により
接合する際、溶着強度の確保と気密性の向上及び、バリ
が吸入マフラーの内外に出ないようにする。 【解決手段】 密閉容器内に弾性支持された往復ピスト
ンを用いた圧縮機とこれを駆動する電動機を備えた密閉
型圧縮機の密閉容器内に設置され同圧縮機に接続される
吸入マフラーを複数個に分割した熱可塑性樹脂製の容器
により構成し、各容器の接合面の間に導電体を設置しこ
の導電体に誘導加熱により加熱を行い接合して形成する
ようにした。接合面１３，１５を電磁誘導により接合す
ることにより気密性を向上させ、強度を確保できる。

Description

【発明の詳細な説明】
【０００１】
【発明の属する技術分野】本発明は電気冷蔵庫，エアコ
ンディショナ等に使用される密閉型電動圧縮機に関する
物である。
【０００２】
【従来の技術】近年、冷凍サイクル用の冷媒にはオゾン
層破壊防止のために塩素を含まないＨＦＣ系，ＨＣ系の
ものが使用されており、加えて温暖化防止の観点から特
に密閉型電動圧縮機（以下、圧縮機という）はエネルギ
ー効率の高いものが求められ、一般に吸入マフラーは合
成樹脂等の熱伝導率が低いものが適しているのはすでに
知られている。
【０００３】従来、密閉型電動圧縮機は特公平３−４５
２１２号公報に記載されたものが知られている。
【０００４】図８は従来の密閉型電動圧縮機の構造を示
しており、１は密閉容器、２は圧縮要素、３は電動要素
で圧縮要素２と電動要素３は密閉容器１に弾性支持され
ている。４はシリンダー、５はシリンダー４内を往復す
るピストン、６はシリンダー４の開口部を閉塞するよう
にとりつけたバルブプレート、７はシリンダーヘッドで
ある。８は２つの合成樹脂製の器体を超音波溶着により
接合した吸入マフラーで、シリンダーヘッド７に取り付
けられている。９は密閉容器１内に冷媒ガスを導く吸入
管である。
【０００５】以上のように構成された密閉型電動圧縮機
において、冷凍サイクルの低圧側から流れてきた冷媒ガ
スが吸入管９より密閉容器１内に導かれ、吸入マフラー
８を経てシリンダー４内に導かれた後、ピストン５によ
り圧縮される。
【０００６】
【発明が解決しようとする課題】しかしながら合成樹脂
製の吸入マフラーは射出成形時、射出圧力や金型温度の
不均一により成形後の器体に反りが発生し易い。このた
め溶着を行う際、互いの器体の反りにより、接触する部
分と非接触部分が生ずる。その接触した部分が先に溶
け、次第に非接触部も含めて全周へと溶け出し溶着され
るが、先に接触した所と最後に溶けだした所では接触す
る時間の違いから溶着状態に差が生ずる。即ち、接触部
の溶け合い方が時間差により十分に溶け合わず、非接触
部が生じる。その結果、接合部の一部に隙間が生じ、そ
の隙間より吸入マフラー内に多量のオイルが侵入し、そ
のオイル圧縮によるバルブ破損の発生やこのオイルが外
部冷凍システム回路を循環して蒸発器側に停滞し、冷却
不良を生じる。更に溶着の接合強度が不足し運転中吸入
マフラーの外れが生じ異常音が発生する等の問題が有っ
た。
【０００７】一方、この課題への対応として強度，気密
性を上げるためには、押圧力を大きくしたり溶着時間を
長くする手段があるが、その場合接触時間が長い部分が
集中的に溶け、溶けてはみ出した部分がバリとなり、こ
のバリが運転中に欠落すると、シリンダー内に入ること
でピストンの動きを阻害したり、バルブ機構に詰まって
圧縮不良を起こすといった課題も有していた。
【０００８】これらの課題を解決するために振動溶着法
による吸入マフラーとして特開平１０−２５２６５３が
知られている。しかしこの方法では溶着部が大きくなる
ことで密閉容器内への収納性に制約があった。
【０００９】本発明は上記課題を解決しようとするもの
で、合成樹脂製の吸入マフラーを全周に渡って均一に確
実に接合しかつバリの欠落も無い吸入マフラーを提供す
るものである。
【００１０】
【課題を解決するための手段】以上のような課題を解決
するために本発明では、複数個に分割された合成樹脂製
の器体からなる吸入マフラーの接合を電磁誘導により溶
着接合したものである。
【００１１】これにより器体の反りがある場合でも溶着
部の溶解が全周均一になされ、隙間の発生無く、より大
きな溶着強度を確保することができる。
【００１２】
【発明の実施の形態】本発明の請求項１に記載の発明
は、吸入マフラーの接合部を電磁誘導により加熱溶着し
たものであり溶着前に加圧し、溶着面全周が接触した状
態で導電体を発熱させ接触面を溶解させるため、非接触
部がほとんど無く、接触面全体が溶着されるという作用
を有する。
【００１３】本発明の請求項２及び３に記載の発明は、
溝部に入り込むように導電体の円柱状の線材やプレス打
ち抜き材を設置し、溶け出した樹脂を溝部に溜めるとい
う作用を有する。
【００１４】
【実施例】以下本発明の実施の形態について図１〜図８
を用いて説明する。従来例と同一部分は同一符号を付
し、詳細な説明を省略する。
【００１５】（実施例１）図１は本発明の一実施例によ
る密閉型電動圧縮機の平面図、図２は同側図面であり、
１は密閉容器、２は圧縮要素、３は電動要素で圧縮要素
２と電動要素３は密閉容器１に弾性支持されている。４
はシリンダー、５はシリンダー４内を往復するピスト
ン、６はシリンダー４の開口部を閉塞するようにとりつ
けたバルブプレート、７はシリンダーヘッドである。８
はシリンダー４内へ導くため２つの器体を電磁誘導加熱
により接合した吸入マフラーで、シリンダーヘッド７に
取り付けられている。９は密閉容器１内に冷媒ガスを導
く吸着管である。
【００１６】図３は本発明の実施例１による吸入マフラ
ーの分解図であり、図４は図３のＡ部の拡大断面図、１
０は吸入マフラー８を構成する第１の器体、１１は吸入
マフラー８を構成する第２の器体でありそれぞれポリブ
チレンテレフタレートの射出成形により形成したもので
ある。１２は第１器体１０に設けたフランジ、１３は第
１器体設けた溶接面、１４は第２器体１２に設けたフラ
ンジであり、１５は第２器体設けた溶着面である。１６
は溶着面１３，１５の間に設置した導電体である。１７
は押圧装置に取り付けられたプレート、１７’は第２器
体１１を固定する架台で、１８は導電体１６を加熱する
ためのコイルである。
【００１７】以上のような構成において、第１器体１０
と第２器体１１はまず架台１７’とプレート１７により
加圧される。よってフランジ１２がプレート１７に接合
面と直角方向により押圧され前記接合面１３，１５に反
りがある場合でも器体１０と器体１１は弾性変形するこ
とで溶着面全周が導電体１６に接触した状態になる。そ
の後コイル１８に高周波を流すことにより高周波磁場が
発生する。導電体１６はこの磁場によりジュール熱によ
って発熱が起こり接合面を溶解し、電流を遮断すること
で溶解部が凝固固着され第１の器体１０と第２の器体１
１が一体に溶着される。
【００１８】以上の様なプロセスによっていずれの箇所
でも溶着時間がほぼ一定となり溶着面は全周にわたり、
ほぼ均一に接されるため、良好な気密性と溶着強度を確
保することができる。
【００１９】（実施例２）図５は請求項２及び３に示す
本発明の実施例２による密閉型電動圧縮機の吸入マフラ
ーの分解図であり、図６は図５のＢ部の拡大断面図であ
る。又、図７は図６の溶着後の姿を示す要部拡大図であ
る。
【００２０】２１は第１の器体１９に設けた凸状の突起
部、２２は第２の器体２０に設けた凹状の溝部、２３は
溝部２２に挿入された導電体の円柱状の線材又は溝部２
２と同一形状の導電体の薄板プレス品である。２４は突
起部２１が溶着後の溶けたものであり溝部２２内に収納
するよう予め突起部２１の大きさを設定している。２５
は導電体２３を加熱するためのコイルである。
【００２１】以上のような構成において、実施例１と同
じように第１器体１９と第２器体２０が加圧され、突起
部１９と溝部２２は導電体の円柱状の線材又は、薄板プ
レス品２３がはさまった状態で加圧される。器体１９，
２０に反りがある場合でも器体１９，２０は弾性変形す
ることで溶着面全周が導電体２３に接触した状態にな
る。その後コイル２５に高周波の電流を流すことにより
高周波磁場が発生する。導電体２３はこの磁場によりジ
ュール熱によって発熱が起こり接合面を溶解し、電流を
遮断することで溶解部が凝固固着され第１の器体１９と
第２の器体２０が一体に溶着される。溶けた２４は溝部
２２内に収納され吸入マフラーの内外への欠落は発生し
ない。
【００２２】以上の様なプロセスによっていずれの箇所
でも溶着時間がほぼ一定となり溶着面は全周にわたり、
ほぼ均一に接されるため、良好な気密性と溶着強度を確
保することができる。
【００２３】
【発明の効果】以上のように本発明によれば接合面を均
一に溶着することにより隙間の発生が無く、気密性と溶
接強度を確保することができるという有利な効果がえら
れる。
【００２４】また本発明によれば相対する吸入マフラー
の突起部と溝部の間に導電体を入れ溶けた樹脂を溝部内
に収めるためバリが、運転中に欠落することがなくな
り、圧縮不良のない密閉型圧縮機が得られる。
【図面の簡単な説明】
【図１】本発明の実施例１及び２による密閉型電動圧縮
機の内部平面図
【図２】本発明の実施例１及び２による密閉型電動圧縮
機の内部側面図
【図３】本発明の実施例１による吸入マフラーの分解側
面図
【図４】図３のＡ部拡大断面図
【図５】本発明の実施例２による吸入マフラーの分解側
面図
【図６】図５のＢ部拡大断面図
【図７】図６の溶着後の要部拡大図
【図８】従来の密閉型電動圧縮機の内部平面図
【符号の説明】
１ 密閉容器 ２ 圧縮要素 ３ 電動要素 ８ 吸入マフラー １６ 導電体 ２１ 突起部 ２２ 溝部 ２３ 線材又は薄板プレス品の導電体

Claims (3)

    【特許請求の範囲】
  1. 【請求項１】 密閉容器内に弾性支持された圧縮要素と
    これを駆動する電動要素を備え、前記圧縮要素には吸入
    マフラーが取り付けられており、この吸入マフラーは複
    数個に分割された熱可塑性の合成樹脂製の容器からなる
    と共に、その器体同士の間に導電体を設置し、この導電
    体に電磁誘導により加熱を行い接合して形成されたこと
    を特徴とする密閉型圧縮機。
  2. 【請求項２】 相対する少なくとも一方の器体の縁部の
    接合面に、突出した凸状の突起部を有すると共に、他方
    の器体の縁部の接合面に凹状の溝部を形成し、この溝部
    に線材の導電体を入れ、これら突起部，溝部をはめ合わ
    せ、圧接した状態で電磁誘導により加熱を行い接合して
    形成した吸入マフラーを備えることを特徴とする請求項
    １記載の密閉型圧縮機。
  3. 【請求項３】 相対する少なくとも一方の器体の縁部の
    接合面に、突出した凸状の突起部を有すると共に、他方
    の器体の縁部の接合面に凹状の溝部を形成し、この溝部
    に導板状の導電体を入れ、これら突起部，溝部をはめ合
    わせ、圧接した状態で電磁誘導により加熱を行い接合し
    て形成した吸入マフラーを備えることを特徴とする請求
    項１記載の密閉型圧縮機。
JP11107932A 1999-04-15 1999-04-15 密閉型電動圧縮機 Pending JP2000297754A (ja)

Priority Applications (8)

Application Number Priority Date Filing Date Title
JP11107932A JP2000297754A (ja) 1999-04-15 1999-04-15 密閉型電動圧縮機
EP00915471A EP1088993A4 (en) 1999-04-15 2000-04-10 EXHAUST SILENCER AND CLOSED ELECTRIC COMPRESSOR
US09/719,426 US6361290B1 (en) 1999-04-15 2000-04-10 Suction muffler and hermetic compressor
AU36763/00A AU741726C (en) 1999-04-15 2000-04-10 Suction muffler and closed electric compressor
KR10-2000-7014184A KR100402626B1 (ko) 1999-04-15 2000-04-10 흡입머플러 및 밀폐형 전동압축기
PCT/JP2000/002335 WO2000063558A1 (en) 1999-04-15 2000-04-10 Suction muffler and closed electric compressor
BR0006044-5A BR0006044A (pt) 1999-04-15 2000-04-10 Silencioso de sucção em um compressor hermético, e, compressor hermético
CN00800584A CN1096569C (zh) 1999-04-15 2000-04-10 吸入侧消声器及密闭型电动压缩机

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JP11107932A JP2000297754A (ja) 1999-04-15 1999-04-15 密閉型電動圧縮機

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JP2000297754A true JP2000297754A (ja) 2000-10-24

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US (1) US6361290B1 (ja)
EP (1) EP1088993A4 (ja)
JP (1) JP2000297754A (ja)
KR (1) KR100402626B1 (ja)
CN (1) CN1096569C (ja)
AU (1) AU741726C (ja)
BR (1) BR0006044A (ja)
WO (1) WO2000063558A1 (ja)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006348955A (ja) * 2006-09-29 2006-12-28 Sanyo Electric Co Ltd 圧縮機用マフラの製造方法
JP2006348954A (ja) * 2006-09-29 2006-12-28 Sanyo Electric Co Ltd 圧縮機用マフラの製造方法
JP2006348953A (ja) * 2006-09-29 2006-12-28 Sanyo Electric Co Ltd 圧縮機用マフラの製造方法
JP2009156118A (ja) * 2007-12-26 2009-07-16 Panasonic Corp 密閉型圧縮機
CN113653623A (zh) * 2021-09-30 2021-11-16 青岛万宝压缩机有限公司 一种压缩机消音器防脱结构、方法及压缩机

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR0105694B1 (pt) * 2001-10-29 2009-05-05 filtro de sucção para compressor hermético alternativo.
JP3738729B2 (ja) * 2001-11-28 2006-01-25 オムロンヘルスケア株式会社 血圧計の音響フィルタ
JP3427383B1 (ja) * 2002-04-08 2003-07-14 有限会社ケー・エム・シー ピストンポンプ
US6752240B1 (en) 2002-11-05 2004-06-22 Brunswick Corporation Sound attenuator for a supercharged marine propulsion device
BR0300905B1 (pt) * 2003-03-28 2011-06-28 sistema de fechamento de filtro de sucção para compressor hermético.
JP2004332648A (ja) * 2003-05-09 2004-11-25 Matsushita Electric Ind Co Ltd 密閉型電動圧縮機
CN100434697C (zh) * 2003-10-10 2008-11-19 松下电器产业株式会社 密封压缩机
JP2005133707A (ja) * 2003-10-10 2005-05-26 Matsushita Electric Ind Co Ltd 密閉型圧縮機
JP4752255B2 (ja) * 2004-12-06 2011-08-17 パナソニック株式会社 密閉型圧縮機
JP4774834B2 (ja) * 2005-07-04 2011-09-14 パナソニック株式会社 冷媒圧縮機
KR100932255B1 (ko) * 2005-08-04 2009-12-16 아세릭 에이. 에스 압축기
BRPI0504921B1 (pt) * 2005-11-04 2017-06-27 Whirlpool S.A. Hermetic compressor acoustic floor pump
CA2642162A1 (en) * 2007-10-30 2009-04-30 Bill Kournikakis Portable and collapsible chem./bio. isolators
DE102008014328B4 (de) * 2008-03-14 2015-01-29 Secop Gmbh Saugschalldämpfer für einen hermetisch gekapselten Kältemittelkompressor
DE102019214141A1 (de) * 2019-09-17 2021-03-18 Fidlock Gmbh Verbindungsvorrichtung zum lösbaren Verbinden zweier Baugruppen
DE102024105429A1 (de) * 2024-02-27 2025-08-28 Kist + Escherich GmbH Verfahren zur Herstellung eines Formkörperverbundes

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4401418B1 (en) * 1981-04-29 1998-01-06 White Consolidated Ind Inc Muffler system for refrigeration compressor
JPS5943917A (ja) * 1982-09-02 1984-03-12 Sanyo Electric Co Ltd 圧縮機の吸込マフラ製造方法
JPS60217137A (ja) * 1984-04-13 1985-10-30 Kawasaki Heavy Ind Ltd 多重壁構造のケ−スの製造方法
DE3622996A1 (de) * 1986-07-09 1988-02-18 Danfoss As Saugschalldaempfer
US4978825A (en) * 1989-11-08 1990-12-18 Northrop Corporation Thermoplastic composite induction welder
JPH03258980A (ja) * 1990-03-06 1991-11-19 Matsushita Refrig Co Ltd 密閉型電動圧縮機
US5545860A (en) * 1995-02-21 1996-08-13 Ford Motor Company Discharge muffler for an automotive compressor and method for making same
JP3322119B2 (ja) * 1996-03-04 2002-09-09 三菱電機株式会社 燃料蒸散防止装置の故障診断装置
JPH09242670A (ja) * 1996-03-07 1997-09-16 Sanyo Electric Co Ltd 圧縮機の消音装置
JPH10252653A (ja) * 1997-03-07 1998-09-22 Matsushita Refrig Co Ltd 密閉型電動圧縮機
IT1295020B1 (it) * 1997-09-11 1999-04-27 Clam S P A Procedimento di realizzazione di muffola di aspirazione, particolarmente per circuiti di compressione per impianti frigoriferi

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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JP2006348954A (ja) * 2006-09-29 2006-12-28 Sanyo Electric Co Ltd 圧縮機用マフラの製造方法
JP2006348953A (ja) * 2006-09-29 2006-12-28 Sanyo Electric Co Ltd 圧縮機用マフラの製造方法
JP2009156118A (ja) * 2007-12-26 2009-07-16 Panasonic Corp 密閉型圧縮機
CN113653623A (zh) * 2021-09-30 2021-11-16 青岛万宝压缩机有限公司 一种压缩机消音器防脱结构、方法及压缩机
CN113653623B (zh) * 2021-09-30 2023-09-12 青岛万宝压缩机有限公司 一种压缩机消音器防脱结构、方法及压缩机

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EP1088993A4 (en) 2004-08-04
BR0006044A (pt) 2001-03-13
WO2000063558A1 (en) 2000-10-26
AU741726B2 (en) 2001-12-06
EP1088993A1 (en) 2001-04-04
AU3676300A (en) 2000-11-02
CN1300346A (zh) 2001-06-20
US6361290B1 (en) 2002-03-26
KR20010052851A (ko) 2001-06-25
KR100402626B1 (ko) 2003-10-22

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