JPH01173596U - - Google Patents

Info

Publication number
JPH01173596U
JPH01173596U JP1988070766U JP7076688U JPH01173596U JP H01173596 U JPH01173596 U JP H01173596U JP 1988070766 U JP1988070766 U JP 1988070766U JP 7076688 U JP7076688 U JP 7076688U JP H01173596 U JPH01173596 U JP H01173596U
Authority
JP
Japan
Prior art keywords
joint
electrofusion
heating wire
plastic pipes
end located
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
JP1988070766U
Other languages
Japanese (ja)
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 filed Critical
Priority to JP1988070766U priority Critical patent/JPH01173596U/ja
Publication of JPH01173596U publication Critical patent/JPH01173596U/ja
Pending legal-status Critical Current

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
    • B29C65/34—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"
    • B29C65/3404—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" characterised by the type of heated elements which remain in the joint
    • B29C65/342—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" characterised by the type of heated elements 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
    • 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
    • B29C66/11—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
    • B29C66/114—Single butt joints
    • B29C66/1142—Single butt to butt 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
    • B29C66/50—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
    • B29C66/52—Joining tubular articles, bars or profiled elements
    • B29C66/522—Joining tubular articles
    • B29C66/5221—Joining tubular articles for forming coaxial connections, i.e. the tubular articles to be joined forming a zero angle relative to each other
    • 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
    • B29C66/52—Joining tubular articles, bars or profiled elements
    • B29C66/522—Joining tubular articles
    • B29C66/5229—Joining tubular articles involving the use of a socket
    • 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
    • B29C66/90—Measuring or controlling the joining process
    • B29C66/91—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux
    • B29C66/912—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by measuring the temperature, the heat or the thermal flux
    • B29C66/9121—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by measuring the temperature, the heat or the thermal flux by measuring the temperature
    • B29C66/91211—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by measuring the temperature, the heat or the thermal flux by measuring the temperature with special temperature measurement means or methods
    • B29C66/91218—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by measuring the temperature, the heat or the thermal flux by measuring the temperature with special temperature measurement means or methods using colour change, e.g. using separate colour indicators
    • 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
    • B29C66/90—Measuring or controlling the joining process
    • B29C66/91—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux
    • B29C66/912—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by measuring the temperature, the heat or the thermal flux
    • B29C66/9121—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by measuring the temperature, the heat or the thermal flux by measuring the temperature
    • B29C66/91221—Measuring or controlling the joining process by measuring or controlling the temperature, the heat or the thermal flux by measuring the temperature, the heat or the thermal flux by measuring the temperature 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
    • B29C66/90—Measuring or controlling the joining process
    • B29C66/97—Checking completion of joining or correct joining by using indications on at least one of the joined parts
    • B29C66/972—Checking completion of joining or correct joining by using indications on at least one of the joined parts by extrusion of molten material

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Branch Pipes, Bends, And The Like (AREA)

Description

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

第１図は本考案に係るエレクトロフユージヨン
継手の断面図、第２図は第１図の要部拡大断面図
、第３，４図は従来例の断面図で、第３図は融着
前、第４図は融着後を示す。 １２……エレクトロフユージヨン継手、１４…
…熱伝導体、１５……サーモシート。 Fig. 1 is a sectional view of the electrofusion joint according to the present invention, Fig. 2 is an enlarged sectional view of the main part of Fig. 1, Figs. 3 and 4 are sectional views of the conventional example, and Fig. 3 is a sectional view of the electrofusion joint according to the present invention. The front and FIG. 4 show after fusion. 12... Electrofusion joint, 14...
...Thermal conductor, 15...Thermo sheet.

Claims (1)

【実用新案登録請求の範囲】 (1) 内側にコイル状の電熱線を埋設し、プラス
チツク管を嵌挿後通電して接触面を加熱溶融する
ことにより融着するプラスチツク管の管継手とし
て使用されるエレクトロフユージヨン継手におい
て、継手肉厚部内に、一端が電熱線の近傍に位置
し、他端が継手外表面又はその近傍に位置するよ
うにして埋設された熱伝導体を有し、その熱伝導
体の他端に外部から直視することのできる温度表
示手段を設けたエレクトロフユージヨン継手。 (2) 内側にコイル状の電熱線を埋設し、プラス
チツク管を嵌挿後通電して接触面を加熱溶融する
ことにより融着するプラスチツク管の管継手とし
て使用されるエレクトロフユージヨン継手におい
て、継手肉厚部内に、一端が電熱線の近傍に位置
し、他端が継手外表面又はその近傍に位置して継
手の外部から直視できるようにして埋設され、熱
伝導率の良好な温度表示手段を設けたエレクトロ
フユージヨン継手。 (3) 温度表示手段は不可逆性である請求項１ま
たは２記載のエレクトロフユージヨン継手。[Scope of Claim for Utility Model Registration] (1) Used as a pipe joint for plastic pipes in which a coiled heating wire is buried inside and the plastic pipes are inserted and then energized to heat and melt the contact surfaces to fuse them. The electrofusion joint has a thermal conductor embedded in the thick joint part with one end located near the heating wire and the other end located on or near the outer surface of the joint. An electrofusion joint that has a temperature display means that can be viewed directly from the outside at the other end of the heat conductor. (2) In electrofusion joints used as pipe joints for plastic pipes, a coiled heating wire is buried inside and the plastic pipes are inserted and then energized to heat and melt the contact surfaces to fuse them. Temperature indicating means with good thermal conductivity, embedded in the thick part of the joint with one end located near the heating wire and the other end located on or near the outer surface of the joint so as to be directly visible from the outside of the joint. Electrofusion fitting with (3) The electrofusion joint according to claim 1 or 2, wherein the temperature indicating means is irreversible.
JP1988070766U 1988-05-27 1988-05-27 Pending JPH01173596U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988070766U JPH01173596U (en) 1988-05-27 1988-05-27

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988070766U JPH01173596U (en) 1988-05-27 1988-05-27

Publications (1)

Publication Number Publication Date
JPH01173596U true JPH01173596U (en) 1989-12-08

Family

ID=31295994

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988070766U Pending JPH01173596U (en) 1988-05-27 1988-05-27

Country Status (1)

Country Link
JP (1) JPH01173596U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0560288A (en) * 1991-08-27 1993-03-09 Tokyo Gas Co Ltd Plastic fitting
JP2007113715A (en) * 2005-10-21 2007-05-10 Jfe Pipe Fitting Mfg Co Ltd Heat-fusion joining method of tube and joint made of thermoplastic resin

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0560288A (en) * 1991-08-27 1993-03-09 Tokyo Gas Co Ltd Plastic fitting
JP2007113715A (en) * 2005-10-21 2007-05-10 Jfe Pipe Fitting Mfg Co Ltd Heat-fusion joining method of tube and joint made of thermoplastic resin

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