DE29923851U1 - Elektroschmelzverbinder - Google Patents

Elektroschmelzverbinder

Info

Publication number
DE29923851U1
DE29923851U1 DE29923851U DE29923851U DE29923851U1 DE 29923851 U1 DE29923851 U1 DE 29923851U1 DE 29923851 U DE29923851 U DE 29923851U DE 29923851 U DE29923851 U DE 29923851U DE 29923851 U1 DE29923851 U1 DE 29923851U1
Authority
DE
Germany
Prior art keywords
sleeve
fusion welding
windings
diameter
socket
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.)
Expired - Lifetime
Application number
DE29923851U
Other languages
English (en)
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.)
KUNGSOERS PLAST KUNGSOER AB
Original Assignee
KUNGSOERS PLAST KUNGSOER AB
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=20410497&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE29923851(U1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by KUNGSOERS PLAST KUNGSOER AB filed Critical KUNGSOERS PLAST KUNGSOER AB
Publication of DE29923851U1 publication Critical patent/DE29923851U1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • B29C65/3432—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 comprising several wires, e.g. in the form of several independent windings
    • 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"
    • B29C65/3472—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 composition of the heated elements which remain in the joint
    • B29C65/3476—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 composition of the heated elements 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
    • B29C66/10—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
    • B29C66/10—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
    • B29C66/128—Stepped joint cross-sections
    • B29C66/1282—Stepped joint cross-sections comprising at least one overlap joint-segment
    • B29C66/12821—Stepped joint cross-sections comprising at least one overlap joint-segment comprising at least two overlap joint-segments
    • 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
    • B29C66/128—Stepped joint cross-sections
    • B29C66/1284—Stepped joint cross-sections comprising at least one butt joint-segment
    • B29C66/12841—Stepped joint cross-sections comprising at least one butt joint-segment comprising at least two butt joint-segments
    • 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
    • B29C66/5224—Joining tubular articles for forming fork-shaped connections, e.g. for making Y-shaped pieces
    • B29C66/52241—Joining tubular articles for forming fork-shaped connections, e.g. for making Y-shaped pieces with two right angles, e.g. for making T-shaped pieces
    • 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
    • B29C66/52291—Joining tubular articles involving the use of a socket said socket comprising a stop
    • B29C66/52292—Joining tubular articles involving the use of a socket said socket comprising a stop said stop being internal
    • 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
    • B29C66/52291—Joining tubular articles involving the use of a socket said socket comprising a stop
    • B29C66/52294—Joining tubular articles involving the use of a socket said socket comprising a stop said stop being heated
    • 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
    • B29C66/52298—Joining tubular articles involving the use of a socket said socket being composed by several 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
    • B29C66/50—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
    • B29C66/63—Internally supporting the article during joining
    • B29C66/636—Internally supporting the article during joining using a support which remains in the joined object
    • 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
    • B29C66/72—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 structure of the material of the parts to be joined
    • B29C66/725—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 structure of the material of the parts to be joined being hollow-walled or honeycombs
    • B29C66/7252—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 structure of the material of the parts to be joined being hollow-walled or honeycombs hollow-walled
    • B29C66/72523—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 structure of the material of the parts to be joined being hollow-walled or honeycombs hollow-walled multi-channelled or multi-tubular
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L47/00—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics
    • F16L47/02—Welded joints; Adhesive joints
    • F16L47/03—Welded joints with an electrical resistance incorporated in the joint
    • 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"
    • B29C65/3468—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 means for supplying heat to said heated elements which remain in the join, e.g. special electrical connectors of windings
    • 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
    • B29C66/976—Checking completion of joining or correct joining by using indications on at least one of the joined parts by the use of an indicator pin, e.g. being integral with one of the parts to be joined

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Branch Pipes, Bends, And The Like (AREA)
  • Connections Effected By Soldering, Adhesion, Or Permanent Deformation (AREA)
  • Cable Accessories (AREA)
  • Discharge Heating (AREA)
  • Quick-Acting Or Multi-Walled Pipe Joints (AREA)

Description

Der Beschreibungstext wurde nicht elektronisch erfaßt
Der Beschreibungstext wurde nicht elektronisch erfaßt
Der Beschreibungstext wurde nicht elektronisch erfaßt
Der Beschreibungstext wurde nicht elektronisch erfaßt
Der Beschreibungstext wurde nicht elektronisch erfaßt
Der Beschreibungstext wurde nicht elektronisch erfaßt
Der Beschreibungstext wurde nicht elektronisch erfaßt
Der Beschreibungstext wurde nicht elektronisch erfaßt
Der Beschreibungstext wurde nicht elektronisch erfaßt
Der Beschreibungstext wurde nicht elektronisch erfaßt
Der Beschreibungstext wurde nicht elektronisch erfaßt
Der Beschreibungstext wurde nicht elektronisch erfaßt

Claims (9)

1. Schmelzschweißmuffe zur Verwendung beim gegenseitigen Verbinden von Kunststoffrohren, wobei die Muffe (18) dazu bestimmt ist, die Enden jener Rohrabschnitte (1, 2) aufzunehmen, die durch eine feste Passung miteinander verbunden werden sollen, und wobei die Muffe eingebettete Heizwicklungen (24-27) aufweist, die Widerstandsdrähte oder Heizfäden umfassen, und die, wenn sie Strom führen, so wirken, daß sie das Muf­ fenmaterial mit dem Material in den Rohrwänden an den Stellen durch Schmelzschweißung verbinden, dadurch gekennzeichnet, daß der Durchmesser der Enden (19) der Muffe (18) größer als der Durchmes­ ser entlang eines Zwischenabschnittes (20) der Muffe ist; daß der Durch­ messer der genannten Enden angepaßt ist, um mit Feinpassung ein äußeres Rohr (1) aufzunehmen, und daß der Durchmesser entlang des genannten Zwischenabschnittes angepaßt ist, um mit Feinpassung ein inneres Rohr (2) einer Doppelrohrleitung aufzunehmen, die zwei koaxiale Rohre und ei­ nen Leckage-Erkennungsraum (3) enthält, der zwischen den genannten koaxialen Rohren vorhanden ist; daß die Muffe (18) Heizwicklungen (24- 27) enthält, die Widerstandsdrähte oder Heizfäden umfassen, welche das Muffenmaterial befähigen, mit dem Material sowohl der äußeren Rohre (1), als auch der inneren Rohre (2) von zwei Doppelrohrleitungen, die mit Hilfe der Muffe verbunden werden sollen, durch Schmelzschweißen ört­ lich an den Stellen der genannten Wicklungen verbunden zu werden; und daß die Muffe mindestens einen einzelnen Durchgangsweg (21) enthält, der die Räume in der Muffe auf beiden Seiten des Zwischenabschnittes (20) mit einander verbindet.
2. Schmelzschweißmuffe nach Anspruch 1, dadurch gekennzeichnet, daß die Heizwicklungen (24, 25), die zum Verschweißen des Muffenmaterials mit dem Material der äußeren Rohre (1) bestimmt sind, in der axialen Rich­ tung der miteinander zu verbindenden Rohre nicht die Heizwicklungen (26, 27) überlappen, die den Zweck haben, das Muffenmaterial mit dem Material der inneren Rohre (2) durch Schmelzschweißen zu verbinden.
3. Schmelzschweißmuffe nach Anspruch 1, dadurch gekennzeichnet, daß mindestens ein einzelner Durchgangsweg (21) in einem gegebenen Ab­ stand von derjenigen Stelle ausmündet, bis zu der das äußere Rohr (1) ei­ ner Doppelrohrleitung, die mit der Muffe (18) verbunden werden soll, in die Muffe eingeschoben werden kann.
4. Schmelzschweißmuffe nach Anspruch 1 oder 2, dadurch gekennzeichnet, daß sie 2-4 Durchgangswege (21) in Form von rohrförmigen Elementen aufweist, die in die Muffe eingeformt sind.
5. Schmelzschweißmuffe nach irgendeinem der Ansprüche 1-3, dadurch gekennzeichnet, daß die Muffe (18) vier Wicklungen von Widerstands­ drähten oder Heizfäden enthält, von denen zwei Wicklungen (24, 25) in jene Endabschnitte (19) der Muffen eingebettet sind, die den genannten größeren Durchmesser haben, und daß zwei Wicklungen (26, 27) in den mittleren Muffenabschnitt (20) mit kleinerem Durchmesser und an beiden Seiten des Mittelpunktes des genannten Zwischenabschnittes eingebettet sind.
6. Schmelzschweißmuffe nach Anspruch 4, dadurch gekennzeichnet, daß die Wicklungen (24-27) miteinander verbunden sind und an zwei gemeinsa­ me Anschlüsse (28, 29) der Muffe (18) angeschlossen sind.
7. Schmelzschweißmuffe nach Anspruch 5, dadurch gekennzeichnet, daß alle Wicklungen (24-27) in Reihe zwischen den Anschlüssen (28, 29) ange­ schlossen sind.
8. Schmelzschweißmuffe nach irgendeinem der Ansprüche 6-7, dadurch gekennzeichnet, daß der Zwischenmuffenabschnitt (20) mit dem kleineren Durchmesser nach innen vorstehende Stoppmittel (22) in der Mitte der Muffe (18) aufweisen.
9. Schmelzschweißmuffe nach Anspruch 7, dadurch gekennzeichnet, daß das Stoppmittel (22) die Form eines ringförmigen Flansches aufweist.
DE29923851U 1998-03-11 1999-03-05 Elektroschmelzverbinder Expired - Lifetime DE29923851U1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9800789A SE511673C2 (sv) 1998-03-11 1998-03-11 Svetsmuff för sammankopppling av dubbelrörsledningar av plast
PCT/SE1999/000333 WO1999046532A1 (en) 1998-03-11 1999-03-05 Electrofusion coupler

Publications (1)

Publication Number Publication Date
DE29923851U1 true DE29923851U1 (de) 2001-08-02

Family

ID=20410497

Family Applications (2)

Application Number Title Priority Date Filing Date
DE29923851U Expired - Lifetime DE29923851U1 (de) 1998-03-11 1999-03-05 Elektroschmelzverbinder
DE69900161T Expired - Lifetime DE69900161T3 (de) 1998-03-11 1999-03-05 Elektroschweisskupplung

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE69900161T Expired - Lifetime DE69900161T3 (de) 1998-03-11 1999-03-05 Elektroschweisskupplung

Country Status (12)

Country Link
US (1) US6394502B1 (de)
EP (1) EP1062454B2 (de)
CN (1) CN1119546C (de)
AT (1) ATE202409T1 (de)
AU (1) AU744221B2 (de)
CA (1) CA2321764C (de)
DE (2) DE29923851U1 (de)
ID (1) ID26411A (de)
PL (1) PL190278B1 (de)
RU (1) RU2213901C2 (de)
SE (1) SE511673C2 (de)
WO (1) WO1999046532A1 (de)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE245264T1 (de) * 1999-09-14 2003-08-15 Petrotechnik Ltd Verbesserte schweissmuffe
GB0123845D0 (en) * 2001-10-04 2001-11-28 Petrotechnik Ltd Improved couplings
US6982051B2 (en) 2003-06-13 2006-01-03 Underground Solutions Technologies Group, Inc. Fusion process for conduit
US7842769B1 (en) 2003-06-13 2010-11-30 Underground Solutions Technologies Group, Inc. Polyvinyl chloride formulations
GB2421469B (en) * 2004-12-23 2010-03-03 Uponor Innovation Ab Plastic pipe
US20060202471A1 (en) * 2005-03-07 2006-09-14 Weisbond Bradley K Electro-fusion joining system for thermoplastic piping systems
GB2425337A (en) * 2005-04-22 2006-10-25 Uponor Innovation Ab Electrofusion fitting to seal barrier layer of composite pipe
EP1870626A3 (de) * 2006-06-20 2008-06-04 Kungsörs Plast Ab Schweissmuffe und Verfahren zur Verbindung einer derartigen Schweissmuffe mit mindestens einem Kunststoffrohr
CN101678608B (zh) * 2007-04-13 2015-11-25 地下解决方案技术集团股份有限公司 导管及其制造和导管的熔合工艺过程
CA2703836A1 (en) * 2007-09-24 2009-04-02 Cantex, Inc. Non-metallic raceway for wiring and fiber optic cable and method of forming raceway
SE533394C2 (sv) * 2008-10-15 2010-09-14 Alfa Laval Corp Ab En plattvärmeväxlare
SE533448C2 (sv) * 2008-12-19 2010-10-05 Kungsoers Plast Ab Anordning och metod för sammanfogning av åtminstone två plaströr
US10132439B2 (en) * 2008-12-19 2018-11-20 Epff Electrical Pipe For Fluid Transort Ab Pipe and a method for reducing biofilms
GB0905203D0 (en) * 2009-03-26 2009-05-13 Petrotechnik Ltd Improved couplings
FI123235B (fi) * 2010-11-01 2012-12-31 Maricap Oy Putkiliitoksen holkkiosa ja putkiliitos
CN102042455A (zh) * 2010-12-29 2011-05-04 广东联塑科技实业有限公司 一种用于pvc管道连接的热熔简易工艺
SE536025C2 (sv) * 2011-02-25 2013-04-02 Kungsoers Plast Ab Smältsvetsmuff
CA2838735C (en) * 2011-06-21 2018-02-13 United Pipeline Systems, Inc. Connections of lined pipe
WO2013071448A1 (en) * 2011-11-16 2013-05-23 Flexpipe Systems Inc. Connection for a thermoplastic pipe, assembly and method
US9316336B2 (en) * 2012-04-16 2016-04-19 Nupi Industrie Italiane S.P.A. Penetration fitting unit for seal-connection between a wall and a pipe passing through
PL3030876T3 (pl) * 2013-08-08 2020-10-19 Proper Pipe Ehf. Rurowe złączki umożliwiające nieniszczące ciśnieniowe badanie integralności uszczelnień
ES2776148T3 (es) 2014-04-04 2020-07-29 Triopipe Geotherm Ab Dispositivo de soldadura intermedio
AT516393B1 (de) * 2015-03-18 2016-05-15 Agru Kunststofftechnik Ges M B H Induktionsverbindungsmuffe
US10253915B2 (en) * 2015-10-30 2019-04-09 Consolidated Edison Company Of New York, Inc. Electrofusion fitting and method of repairing pipes
CN105927811B (zh) * 2016-06-13 2018-06-26 浙江伟星新型建材股份有限公司 一种纤维复合管道的连接结构
CN106678458B (zh) * 2017-02-08 2019-04-23 朱政鹏 一种双联易直接石油管道接头
CN107270007B (zh) * 2017-07-10 2022-10-28 江苏大学 热熔型静电导除聚合物输油管弯管接头及制备方法
CN109210306A (zh) * 2018-08-24 2019-01-15 洛阳沃虹石化设备有限公司 可同时熔接双层管道电熔三通及其制备模具和生产工艺
CN113043605A (zh) * 2021-02-08 2021-06-29 安钟京 一种防止织物增强塑料软管漏气漏水的连接接头和连接方法
CN114636039B (zh) * 2022-05-17 2022-09-20 浙江大学 自传感智能电熔管件、流量和泄漏检测系统及方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2301761A1 (fr) * 1975-02-24 1976-09-17 Technigaz Conduite pour le transport d'un fluide dont la temperature est differente de la temperature ambiante
US4779652A (en) 1987-04-09 1988-10-25 Poly Flow Engineering, Inc. Unitary double wall piping system
US5150922A (en) † 1989-01-11 1992-09-29 Osaka Gas Co., Ltd. Electrofusion joint and hot water supply header using the same
CH679240A5 (de) 1989-07-07 1992-01-15 Fischer Ag Georg
SU1737216A1 (ru) * 1989-09-12 1992-05-30 Уральский Филиал Центрального Научно-Исследовательского Института Материаловедения Способ соединени труб с внутренней облицовкой
US5141261A (en) † 1991-04-04 1992-08-25 Double Containment Systems Double containment pipe joint assembly
CA2101818A1 (en) * 1992-04-30 1995-02-04 Bruce R. Sharp Double wall fittings for use with double wall pipeline systems
GB2261042A (en) 1991-11-01 1993-05-05 Guest John D Improvements in or relating to tube couplings for co-axial tubing
US5277455A (en) 1992-09-25 1994-01-11 Performance Plastics Products, Inc. Plastic lined dual containment piping system
US5400828A (en) † 1993-07-08 1995-03-28 Christopher G. Ziu Double-containment piping supports for improved annulus flow
US5433484A (en) † 1993-11-15 1995-07-18 Enfield Industrial Corporation Double containment pipe and fitting joint
GB9406591D0 (en) † 1994-03-31 1994-05-25 Glynwed Plastics Improvements in or relating to electrofusion couplers
GB2318543A (en) 1996-10-28 1998-04-29 Glynwed Pipe Systems Ltd Dual wall electrofusion coupler
IT244388Y1 (it) 1998-11-23 2002-03-11 Nupi S P A Raccordi per tubi a doppia parete

Also Published As

Publication number Publication date
AU744221B2 (en) 2002-02-21
RU2213901C2 (ru) 2003-10-10
EP1062454B1 (de) 2001-06-20
CA2321764A1 (en) 1999-09-16
EP1062454B2 (de) 2006-07-05
EP1062454A1 (de) 2000-12-27
DE69900161T2 (de) 2001-10-04
DE69900161T3 (de) 2007-01-18
CA2321764C (en) 2007-10-09
US6394502B1 (en) 2002-05-28
SE511673C2 (sv) 1999-11-08
PL342758A1 (en) 2001-07-02
CN1119546C (zh) 2003-08-27
CN1292857A (zh) 2001-04-25
PL190278B1 (pl) 2005-11-30
SE9800789D0 (sv) 1998-03-11
SE9800789L (sv) 1999-09-12
ID26411A (id) 2000-12-21
ATE202409T1 (de) 2001-07-15
WO1999046532A1 (en) 1999-09-16
AU2864699A (en) 1999-09-27
DE69900161D1 (de) 2001-07-26

Similar Documents

Publication Publication Date Title
DE29923851U1 (de) Elektroschmelzverbinder
DE69311428T2 (de) Verfahren zur Herstellung eines Widerstandes zum Verschweissen in Form eines Netzes, eine mit diesem Verfahren hergestellter Widerstand für das Zusammenfügen paralleller oder transversaler Kunststoffröhren und damit ausgerüstete Rohrverzweigung
DE102007014049B3 (de) Ausgleichselement zum Verbinden von Bauteilen
EP0075901A1 (de) Verfahren zum Verbinden von Mantelrohren zweier isolierter Leitungselemente und Verbindungsrohr zur Durchführung des Verfahrens
RU2000124061A (ru) Устройство для соединения сваркой плавлением
EP0406818B1 (de) Verfahren zum Verbinden von Kunststoff-Rohren eines Doppelrohrsystems und eine mittels dem Verfahren hergestellte Rohrverbindung
DE19705073C1 (de) Doppelrohrsystem
DE60213832T2 (de) Rohrverbindungen
EP1369636B1 (de) Elektroschweissmuffe
DE19542114C1 (de) Anordnung zur Reparatur eines Rohres aus schweißbarem Kunststoff
DE4214279C2 (de) Verbindungselement zum Verschweißen von Rohren
DE69909910T2 (de) Aufnahmevorrichtung einer Zweigleitung auf einem Rohrabzweigungsstück und Verfahren zum Verbinden einer Zweigleitung an eine Hauptleitung mit Hilfe dieser Vorrichtung
EP3298316B1 (de) Flanschverbindung für bauteile aus kunststoff, insbesondere für rohrförmige bauteile aus kunststoff
EP1431649B1 (de) T-Stück aus Kunststoff
EP0900352B1 (de) Verfahren zur nachträglichen herstellung und revision von der hausanschlussseite für eine stichleitung mit einem vor- und rücklaufkanal zwischen einem einrohr-fernheizkanal und einem wärmeverbraucher
EP0780620A1 (de) Rohr oder dgl. Formstück mit Elektromuffe, Verfahren zur Herstellung der Elektromuffe und Verfahren zur Herstellung einer Verbindung derartiger Rohre oder dgl. Formstücke
DE19652712C1 (de) Verbindung von Doppelrohren
CH677014A5 (de)
AT392149B (de) Verfahren zum verbinden isolierter leitungsrohre
DE3523014C1 (en) Electrical welding fitting or welding collar
AT3348U1 (de) Heizkörper
CH675851A5 (en) Connection to thermoplastic pipeline
DE102013108881B4 (de) Muffenverbindung
EP2899446B1 (de) Teleskopfitting
CH662402A5 (en) Pipe connection for pipelines which are provided with insulation

Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 20010906

R150 Utility model maintained after payment of first maintenance fee after three years

Effective date: 20021010

R157 Lapse of ip right after 6 years

Effective date: 20051001