DK2825807T3 - Rørforbindelse og fremgangsmåde til at danne rørforbindelsen - Google Patents

Rørforbindelse og fremgangsmåde til at danne rørforbindelsen Download PDF

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Publication number
DK2825807T3
DK2825807T3 DK13761831.0T DK13761831T DK2825807T3 DK 2825807 T3 DK2825807 T3 DK 2825807T3 DK 13761831 T DK13761831 T DK 13761831T DK 2825807 T3 DK2825807 T3 DK 2825807T3
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DK
Denmark
Prior art keywords
pipe
connection
pipe section
joint
sleeve
Prior art date
Application number
DK13761831.0T
Other languages
English (en)
Inventor
Göran Sundholm
Original Assignee
Maricap Oy
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
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Publication of DK2825807T3 publication Critical patent/DK2825807T3/da

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Classifications

    • 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
    • F16L47/20—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics based principally on specific properties of plastics
    • F16L47/24—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics based principally on specific properties of plastics for joints between metal and plastics pipes
    • 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
    • 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
    • B29C66/01—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
    • B29C66/13—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
    • 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
    • B29C66/50—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
    • 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
    • B29C66/70—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
    • 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
    • B29C66/70—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
    • B29C66/74—Joining plastics material to non-plastics material
    • B29C66/742—Joining plastics material to non-plastics material to metals or their alloys
    • 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
    • F16L13/00—Non-disconnectable pipe joints, e.g. soldered, adhesive, or caulked joints
    • F16L13/10—Adhesive or cemented joints
    • F16L13/11—Adhesive or cemented joints using materials which fill the space between parts of a joint before hardening
    • 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
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/40—Heating elements having the shape of rods or tubes
    • H05B3/54—Heating elements having the shape of rods or tubes flexible
    • H05B3/58—Heating hoses; Heating collars
    • 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
    • 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
    • B29C66/74—Joining plastics material to non-plastics material
    • B29C66/742—Joining plastics material to non-plastics material to metals or their alloys
    • B29C66/7428—Transition metals or their alloys
    • B29C66/74283—Iron or alloys of iron, e.g. steel
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
    • H05B2203/014—Heaters using resistive wires or cables not provided for in H05B3/54

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)

Claims (25)

1. Rørforbindelse, der omfatter mindst et første rørafsnit (2), og en muffedel (5), i hvilken rodendedelen af rørafsnittet (2) er anbragt på sådan en måde, at muffedelen (5) strækker sig ovenpå rørafsnittet (2) en afstand fra rodenden af rørafsnittet der er inden i muffen, og varmeorgan (7), såsom modstandstråde, hvorved til dannelse af forbindelsen, en forbindelseskomponent (3) er anbragt mellem den ydre overflade (16) af mindst et rørafsnit (2) og den indre overflade (15) af muffedelen (5), hvilken forbindelseskomponent er konfigureret til at danne en forbindelse med muffedelen (5) når forbindelsesområdet opvarmes med varmeorganet (7), kendetegnet ved, at en krave (6) er anbragt på rodenden (9) af rørafsnittet (2), hvilken krave omfatter en stopflade (10) til forbindelseskomponenten (3), når forbindelseskomponenten (3) er anbragt mod kraven (6).
2. Rørforbindelse ifølge krav 1, kendetegnet ved, at rørforbindelsen yderligere omfatter et andet rørafsnit (2', 4), hvis rodendedel er anbragt mod det første rørafsnit (2) i muffedelen og hvilket er konfigureret til at danne en forbindelse med muffedelen (5), når forbindelsesområdet opvarmes med varmeorganet (7).
3. Rørforbindelse ifølge krav 1, kendetegnet ved, at rørforbindelsen yderligere omfatter et andet rørafsnit (2'), ved, at en forbindelseskomponent 3' er anbragt også mellem den ydre overflade (16') af det andet rørafsnit (2') og den indre overflade (15) af muffedelen (5) for at danne forbindelsen, hvilken forbindelseskomponent er konfigureret til at danne en forbindelse med muffedelen (5), når forbindelsesområdet opvarmes med varmeorganet (7), og ved, at en krave (6') er anbragt på det andet rørafsnit (2'), hvilken krave omfatter en stopflade (10') til forbindelseskomponenten (3').
4. Rørforbindelse ifølge et hvilket som helst af kravene 1-3, kendetegnet ved, at muffedelen (5) omfatter et kammerrum, i hvilket de modstående rodender (8, 9) af rørdelene (2, 2'; 4) der skal forbindes med hinanden er anbragt i alt væsentligt mod hinanden på sådan en måde, at muffedelen (5) strækker sig en afstand fra forbindelsespunktet af rørdelene (2, 2'; 4) der skal forbindes med hinanden ovenpå begge rørdele (2, 2', 4).
5. Rørforbindelse ifølge krav 1 eller 2, kendetegnet ved, at det andet rørafsnit (4) er, i det mindste ved muffens placering (5), dannet på sin udvendige overflade (13) af et termoplastisk materiale, såsom af plast.
6. Rørforbindelse ifølge et hvilket som helst af kravene 1-5, kendetegnet ved, at forbindelseskomponenten (3) er, mindst på sin udvendige overflade (14), i det mindste ved muffens placering (5), dannet af et termoplastisk materiale, såsom af plast.
7. Rørforbindelse ifølge et hvilket som helst af kravene 1-6, kendetegnet ved, at forbindelseskomponenten (3) er fuldkommen dannet af et termoplastisk stof, såsom af plast.
8. Rørforbindelse ifølge et hvilket som helst af kravene 1-7, kendetegnet ved, at forbindelseskomponenten (3) er en ringformet del.
9. Rørforbindelse ifølge et hvilket som helst af kravene 1-8, kendetegnet ved, at forbindelseskomponenten (3) er dannet af et antal af stykker (3a, 3b).
10. Rørforbindelse ifølge krav 1, kendetegnet ved, at det første rørafsnit (2) er af et anderledes materiale end det andet rørafsnit (4).
11. Rørforbindelse ifølge krav 1, kendetegnet ved, at det første rørafsnit (2) er af metal, især af stål.
12. Rørforbindelse ifølge et hvilket som helst af kravene 3-11, kendetegnet ved, at det andet rørafsnit (2') er af metal, især af stål.
13. Rørforbindelse ifølge et hvilket som helst af kravene 1-12, kendetegnet ved, at kraven (6, 6') er dannet ved at bearbejde rodenden af rørafsnittet (2, 2').
14. Rørforbindelse ifølge et hvilket som helst af kravene 1-12, kendetegnet ved, at kraven (6, 6') er dannet ved at forbinde en ringdel til rodenden af røret.
15. Fremgangsmåde til at danne en rørforbindelse, hvilken rørforbindelse omfatter mindst et første rørafsnit (2), og en muffedel (5), i hvilken rodendedelen af rørafsnittet (2) anbringes på sådan en måde, at muffedelen (5) strækker sig ovenpå rørafsnittet (2) en afstand fra rodenden af rørafsnittet der er inden i muffen, og varmeorgan (7), såsom modstandstråde, hvorved til dannelse af forbindelsen, en forbindelseskomponent (3) anbringes mellem den ydre overflade (16) af mindst et rørafsnit (2) og den indre overflade (15) af muffedelen (5), og ved, at en forbindelse dannes mellem muffedelen (5) og forbindelseskomponenten når forbindelsesområdet opvarmes med varmeorganet (7), kendetegnet ved, at en krave (6) dannes på rodenden af rørafsnittet (2), hvilken krave omfatter en stopflade (10) til forbindelseskomponenten (3) når forbindelseskomponenten (3) anbringes mod kraven (6), før dannelsen af forbindelsen.
16. Fremgangsmåde ifølge krav 15, kendetegnet ved, at det andet rørafsnit (2', 4) udover det første rørafsnit anbringes i muffedelen på sådan en måde, at rodendedelen af det andet rørafsnit flugter mod det første rørafsnit (2) i muffedelen, og ved, at den anden rørdel danner en forbindelse med muffedelen (5) når forbindelsesområdet opvarmes med varmeorganet (7).
17. Fremgangsmåde ifølge krav 15, kendetegnet ved, at det andet rørafsnit (4) udover det første rørafsnit anbringes i muffedelen (5) på sådan en måde, at rodendedelen af det andet rørafsnit flugter mod det første rørafsnit (2) i muffedelen, og ved, at en forbindelseskomponent (3') anbringes også mellem den ydre overflade (16') af det andet rørafsnit (2') og den indre overflade (15) af muffedelen (5) for at danne forbindelsen, hvilken forbindelseskomponent danner en forbindelse med muffedelen (5) når forbindelsesområdet opvarmes med varmeorganet (7), og ved, at en krave (6') anbringes på det andet rørafsnit (2'), hvilken krave omfatter en stopflade (10') til forbindelseskomponenten (3'), før dannelsen af forbindelsen,
18. Fremgangsmåde ifølge et hvilket som helst af kravene 15-17, kendetegnet ved, at muffedelen (5) omfatter et kammerrum, i hvilket de modstående rodender (8, 9) af rørdelene (2, 2'; 4) der skal forbindes med hinanden anbringes i alt væsentligt mod hinanden på sådan en måde, at muffedelen (5) strækker sig en afstand fra forbindelsespunktet af rørdelene (2, 2', 4) der skal forbindes med hinanden ovenpå begge rørdele (2, 2', 4).
19. Fremgangsmåde ifølge et hvilket som helst af kravene 15-18, kendetegnet ved, at kraven (5, 6') dannes ved at bearbejde rodenden af rørafsnittet (2, 2').
20. Fremgangsmåde ifølge et hvilket som helst af kravene 15-19, kendetegnet ved, at kraven (6, 6') dannes ved at forbinde en ringdel til rodenden af røret.
21. Fremgangsmåde ifølge et hvilket som helst af kravene 15-20, kendetegnet ved, at i fremgangsmåden er det første rørafsnit af metal, især af stål.
22. Fremgangsmåde ifølge et hvilket som helst af kravene 15-21, kendetegnet ved, at det andet rørafsnit (2') er af metal.
23. Fremgangsmåde ifølge et hvilket som helst af kravene 15-21, kendetegnet ved, at det andet rørafsnit (4), i det mindste ved muffens placering (5), er dannet på sin udvendige overflade (13) af et termoplastisk materiale, såsom af plast.
24. Fremgangsmåde ifølge et hvilket som helst af kravene 15-23, kendetegnet ved, at det første rørafsnit (2) er af et anderledes materiale end det andet rørafsnit (4).
25. Fremgangsmåde ifølge et hvilket som helst af kravene 15-24, kendetegnet ved, at forbindelseskomponenten (3) dannes af et antal af stykker (3a, 3b).
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PCT/FI2013/050248 WO2013135951A1 (en) 2012-03-13 2013-03-07 Pipe joint and method for forming the pipe joint

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KR20140138905A (ko) 2014-12-04
FI20125268L (fi) 2013-09-14
EP2825807A1 (en) 2015-01-21
CN104204645A (zh) 2014-12-10
RU2014141067A (ru) 2016-05-10
FI123807B (fi) 2013-10-31
US9933099B2 (en) 2018-04-03
ES2665747T3 (es) 2018-04-27
NO2825807T3 (da) 2018-08-04
EP2825807B1 (en) 2018-03-07
CA2864959A1 (en) 2013-09-19
AU2013234203B2 (en) 2017-01-12
EP2825807A4 (en) 2015-12-16
PL2825807T3 (pl) 2018-07-31
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US20150042085A1 (en) 2015-02-12
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