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SE546917C2 - A joint and a method for providing such a joint - Google Patents

A joint and a method for providing such a joint

Info

Publication number
SE546917C2
SE546917C2 SE2250499A SE2250499A SE546917C2 SE 546917 C2 SE546917 C2 SE 546917C2 SE 2250499 A SE2250499 A SE 2250499A SE 2250499 A SE2250499 A SE 2250499A SE 546917 C2 SE546917 C2 SE 546917C2
Authority
SE
Sweden
Prior art keywords
ventilation duct
heat resisting
sleeve coupling
metal sleeve
end portion
Prior art date
Application number
SE2250499A
Other languages
Swedish (sv)
Other versions
SE2250499A1 (en
Inventor
Andreas Wallin
Göran Bernhardsson
Peter Wallin
Original Assignee
Climate Recovery Ind 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
Application filed by Climate Recovery Ind Ab filed Critical Climate Recovery Ind Ab
Priority to SE2250499A priority Critical patent/SE546917C2/en
Priority to PCT/SE2023/050368 priority patent/WO2023211336A1/en
Priority to EP23796921.7A priority patent/EP4515153A1/en
Publication of SE2250499A1 publication Critical patent/SE2250499A1/en
Publication of SE546917C2 publication Critical patent/SE546917C2/en

Links

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
    • F16L59/00—Thermal insulation in general
    • F16L59/14—Arrangements for the insulation of pipes or pipe systems
    • F16L59/145—Arrangements for the insulation of pipes or pipe systems providing fire-resistance
    • 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
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/02—Sealings between relatively-stationary surfaces
    • F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
    • F16J15/064—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces the packing combining the sealing function with other functions
    • F16J15/065—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces the packing combining the sealing function with other functions fire resistant
    • 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
    • F16L21/00—Joints with sleeve or socket
    • 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
    • F16L21/00—Joints with sleeve or socket
    • F16L21/02—Joints with sleeve or socket with elastic sealing rings between pipe and sleeve or between pipe and socket, e.g. with rolling or other prefabricated profiled rings
    • F16L21/035—Joints with sleeve or socket with elastic sealing rings between pipe and sleeve or between pipe and socket, e.g. with rolling or other prefabricated profiled rings placed around the spigot end before connection
    • 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
    • F16L21/00—Joints with sleeve or socket
    • F16L21/08—Joints with sleeve or socket with additional locking means
    • 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
    • F16L57/00—Protection of pipes or objects of similar shape against external or internal damage or wear
    • F16L57/04—Protection of pipes or objects of similar shape against external or internal damage or wear against fire or other external sources of extreme heat
    • 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
    • F16L59/00—Thermal insulation in general
    • F16L59/14—Arrangements for the insulation of pipes or pipe systems
    • F16L59/16—Arrangements specially adapted to local requirements at flanges, junctions, valves or the like
    • F16L59/18—Arrangements specially adapted to local requirements at flanges, junctions, valves or the like adapted for joints
    • F16L59/182—Joints with sleeve or socket
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/02—Ducting arrangements
    • F24F13/0209—Ducting arrangements characterised by their connecting means, e.g. flanges
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/02—Ducting arrangements
    • F24F13/0263—Insulation for air ducts
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C2/00—Fire prevention or containment
    • A62C2/06—Physical fire-barriers
    • A62C2/065—Physical fire-barriers having as the main closure device materials, whose characteristics undergo an irreversible change under high temperatures, e.g. intumescent
    • 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
    • F16L2201/00—Special arrangements for pipe couplings
    • F16L2201/20—Safety or protective couplings

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Duct Arrangements (AREA)

Abstract

A metal sleeve coupling for use in a joint between ventilation ducts and/or accessories, flaving a central axis providing a length of the metal sleeve coupling and sleeve boundary providing a radial perimeter wall along the length surrounding an inner sleeve space, the length of the metal sleeve coupling is made up by a first end portion and a second end portion and therebetween a intermediate portion, and each end portion is provided with at least one groove in the perimeter wall for expandable fire sealing material , the groove is protruding radially inwards or outwards. A joint using a metal sleeve coupling. A method for providing a joint between elongated ducts or connecting pieces having a fibre layer and an inner layer of steel foil and a standard duct or accessory, positioning a metal sleeve coupling in an open end opening of a flow space.

Claims (1)

  1. Claims Ajoint between a heat resisting elongated ventilation duct (1') or a heat resisting ventilation duct connector piece (1') having a mineral fibre layer (2) and an inner layer (3) of steel foil and a ventilation duct/connector piece (1) or accessory (20) or a heat resisting elongated ventilation duct (1') or a heat resisting ventilation duct connector piece (1'), the joint comprising a metal sleeve coupling (16) hav- ing a central axis (21) providing a length ofthe metal sleeve coupling and sleeve boundary providing a perimeter wall (22) radially of the central axis along the length surrounding an inner sleeve space (23), the length of the metal sleeve coupling is made up by a first end portion (24) and a second end portion (25) and therebetween an intermediate portion (26, 32), and each end portion is provided with at least one groove (30) in the perimeter wall for expandable fire sealing material (19), the groove is protruding radially inwards or outwards, and the first end portion (24) of the metal sleeve is attachable in an open end (12) opening of a flow space (4) of the heat resisting ventilation duct (1') or heat resisting con- nector piece (1)), at an inner side of the inner layer (3) facing the flow space (4), the joint comprising fastening means (9), being screws or rivets, for the fastening ofthe metal sleeve coupling (16) and respectively duct (1), heat resisting duct or connector piece (1') or accessory (20), preferably the fastening means are pro- vided at the expandable fire sealing material (19), wherein the joint comprises a metal flange (10) which is positionable inside the open end (12) of the heat re- sisting ventilation duct (1') or heat resisting connector piece (1'), at an outer side of the inner layer (3) facing the fibre layer (2) or at an inner side of the inner layer (3) facing the flow space (4), wherein a rim (10b) ofthe flange protrudes radially outwards and being positionable adjacent an open end (12a) of the fibre layer (2)- The joint according to claim 1, wherein at least one end portion of the metal sleeve coupling (16) is to be provided inside a flow space (4) of a ventilation duct (1) or connector piece (1), and the at least one end portion having at least one groove (30) which is protruding radially inwards, and the expandable fire sealing material (19) is provided in the groove on an outside ofthe perimeter wall which is to be facing an inside of a flow space of a ventilation duct or connector piece. . The joint according to claim 1 or 2, wherein both end portions (24, 25) of the metal sleeve coupling are to be provided inside a flow space of a ventilation duct (1, 1') or connector piece and both end portions having at least one groove which is protruding radially inwards, and the expandable fire sealing material is pro- vided in the groove on the outside ofthe perimeter wall which is to be facing an inside of a flow space of a ventilation duct or connector piece. . The joint according to claim 1 or 2, wherein at least one end portion ofthe metal sleeve coupling (16) is to be provided outside a perimeter of a ventilation acces- sory (20), and the at least one end portion having at least one groove which is protruding radially outwards, and the expandable fire sealing material is pro- vided in the groove on an inside of the perimeter wall which is to be facing an outside of the ventilation accessory. . The joint according to any one of claims 1-4, wherein the cross-sectional shape of the metal sleeve coupling is circular. . The joint according to any one of claims 1-5, wherein the joint comprises a per- forated metal band (11), which is provided at the connection between the inner layer (3) and the sleeve coupling (16). . The joint according to claim 6, wherein the inner layer (3) is clamped between the perforated metal band (11) and the flange (10). . The joint according to claim 1, wherein the fibre layer (2) comprises mineral fi- bres and a binder, the mineral fibres should have a melting point over 800 de- grees Celsius, compressed into a desired duct or connector piece shape, and the inner layer (3) is a steel foil having a thickness of 0,01-0,3 mm, facing the flow space (4). A method for providing a joint according to claim 1, between a heat resisting elongated ventilation duct (1') or a heat resisting ventilation duct connecting piece (1') having a mineral fibre layer (2) and an inner layer (3) of steel foil and a ventilation duct (1) or accessory (20) or a heat resisting elongated ventilation duct (1') or a heat resisting ventilation duct connecting piece (1'), positioning the metal sleeve coupling (1) having a central axis (21) providing a length of the metal sleeve coupling and sleeve boundary providing the perimeter wall (22) ra- dially ofthe central axis along the length surrounding the inner sleeve space (23), the length of the metal sleeve coupling is made up by the first end portion (24) and the second end portion (25) and therebetween an intermediate portion (26, 32), and each end portion is provided with at least one groove (30) in the perim- eter wall for expandable fire sealing material (19), the groove is protruding radi- ally inwards or outwards, in an open end (12) opening of a flow space (4) of a heat resisting ventilation duct (1') or heat resisting connector piece (1'), at an innermost side facing the flow space (4), attaching the inner layer (3) to the sleeve coupling (16) by attaching fastening means (9), being screws or rivets, wherein expandable fire sealing material (19) is present in the joint, at least be- tween the inner layer (3) and sleeve coupling (16), preferably at fastening means, connecting a ventilation duct (1) or accessory (20) or a heat resisting elongated ventilation duct (1') or a heat resisting ventilation duct connecting piece (1') at the portion of the metal sleeve coupling protruding out from the open end (12), which is provided with the expandable fire sealing material (19) at the side facing the ventilation duct (1) or accessory (20) or a heat resisting elongated ventilation duct (1') or a heat resisting ventilation duct connecting piece (1'), and before positioning the metal sleeve coupling (16), positioning the metal flange (10) in- side the open end (12) of the heat resisting ventilation duct (1') or connector piece (1'), at an outer side ofthe inner layer (3) facing the fibre layer (2) or at an inner side of the inner layer (3) facing the flow space (4), wherein (10b) of the flange (10) protrudes radially outwards and being positioned adjacent an open end (12a) of the fibre layer (2). The method according to claim 9, before positioning the sleeve coupling (16), positioning a perforated metal band (11) at the open end (12) on an inner side of the fibre layer (2).
SE2250499A 2022-04-26 2022-04-26 A joint and a method for providing such a joint SE546917C2 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
SE2250499A SE546917C2 (en) 2022-04-26 2022-04-26 A joint and a method for providing such a joint
PCT/SE2023/050368 WO2023211336A1 (en) 2022-04-26 2023-04-21 A joint and a method for providing such joint
EP23796921.7A EP4515153A1 (en) 2022-04-26 2023-04-21 A joint and a method for providing such joint

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE2250499A SE546917C2 (en) 2022-04-26 2022-04-26 A joint and a method for providing such a joint

Publications (2)

Publication Number Publication Date
SE2250499A1 SE2250499A1 (en) 2023-10-27
SE546917C2 true SE546917C2 (en) 2025-03-11

Family

ID=88519433

Family Applications (1)

Application Number Title Priority Date Filing Date
SE2250499A SE546917C2 (en) 2022-04-26 2022-04-26 A joint and a method for providing such a joint

Country Status (3)

Country Link
EP (1) EP4515153A1 (en)
SE (1) SE546917C2 (en)
WO (1) WO2023211336A1 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2861598A (en) * 1955-09-29 1958-11-25 Jr Stephen D Carder Flexible duct construction
JPH0914529A (en) * 1995-06-29 1997-01-17 Kurimoto Ltd Joint structure of exhaust duct for kitchen
DE20020786U1 (en) * 1999-12-07 2001-03-22 J. Van Walraven B.V., Mijdrecht Drainage pipe system for waste water composed of pipes or pipe parts with essentially smooth cylindrical ends

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH076670B2 (en) * 1990-08-31 1995-01-30 サンベック株式会社 Exhaust duct connecting part sealing device

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2861598A (en) * 1955-09-29 1958-11-25 Jr Stephen D Carder Flexible duct construction
JPH0914529A (en) * 1995-06-29 1997-01-17 Kurimoto Ltd Joint structure of exhaust duct for kitchen
DE20020786U1 (en) * 1999-12-07 2001-03-22 J. Van Walraven B.V., Mijdrecht Drainage pipe system for waste water composed of pipes or pipe parts with essentially smooth cylindrical ends

Also Published As

Publication number Publication date
SE2250499A1 (en) 2023-10-27
EP4515153A1 (en) 2025-03-05
WO2023211336A1 (en) 2023-11-02

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