WO2002044603A1 - Dispositif pour etancheifier un espace annulaire delimite par un corps interieur et un corps exterieur - Google Patents

Dispositif pour etancheifier un espace annulaire delimite par un corps interieur et un corps exterieur Download PDF

Info

Publication number
WO2002044603A1
WO2002044603A1 PCT/EP2001/012913 EP0112913W WO0244603A1 WO 2002044603 A1 WO2002044603 A1 WO 2002044603A1 EP 0112913 W EP0112913 W EP 0112913W WO 0244603 A1 WO0244603 A1 WO 0244603A1
Authority
WO
WIPO (PCT)
Prior art keywords
fire protection
protection module
sealing
elements
pressure
Prior art date
Application number
PCT/EP2001/012913
Other languages
German (de)
English (en)
Inventor
Bernd Skerra
Original Assignee
Pipeline Seal And Insulator, Inc.
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
Priority claimed from DE10120103A external-priority patent/DE10120103A1/de
Application filed by Pipeline Seal And Insulator, Inc. filed Critical Pipeline Seal And Insulator, Inc.
Publication of WO2002044603A1 publication Critical patent/WO2002044603A1/fr

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
    • F16L5/00—Devices for use where pipes, cables or protective tubing pass through walls or partitions
    • F16L5/02—Sealing
    • F16L5/04—Sealing to form a firebreak device
    • 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
    • F16L5/00—Devices for use where pipes, cables or protective tubing pass through walls or partitions
    • F16L5/02—Sealing
    • F16L5/08—Sealing by means of axial screws compressing a ring or sleeve

Definitions

  • the present invention relates to a device for sealing a, for example, ring-like space delimited by at least one inner and an outer body, in particular for sealing pipes, cables, ducts or the like against protective pipes, wall openings or the like, according to the preamble of Claim 1.
  • annular seals are both in the form of compact seals and in the form of
  • Link chain seals known. A type of the latter type is known from DE 196 01 288 C2.
  • the object of the present invention is to provide a device for sealing a ring-like space of the type mentioned at the beginning, which is delimited by at least one inner and one outer body, and which is also suitable for fire protection use or can be upgraded.
  • the features specified in claim 1 are provided in a device for sealing a ring-like space of the type mentioned, which is delimited by at least one inner and one outer body.
  • the measures according to the invention enable that in the event of a fire in which the sealing elements burn away, a sealing effect against the penetration of fire and smoke by the fire protection module or modules is achieved. Even if, when using plastic pipes within the bushing, they burn away, you can by selecting the order of magnitude or the fire protection modules ensure that the entire wall duct can be closed fire-proof.
  • the foaming material of the fire protection module does not spread away from the sealing elements in the event of fire, but rather forms a solid ring between the sealing elements and the pressure elements on the one hand and the carrier plate or plates.
  • a preferred mounting of the fire protection module on the carrier plate results from the features according to claim 7.
  • the foaming material reliably fills the relevant annular space.
  • the thickness of the fire protection module can be variably adjusted.
  • the fire protection module can be held close to or in front of the facing end face of the sealing elements in a variety of ways.
  • the features according to claims 9 and 12 are preferably provided, which contributes to simple and safe installation.
  • the fire protection module can, for example, be held on the threaded bolt between two nuts.
  • the features according to claim 10 are preferred provided, which has the advantage that when tightening the clamping means and consequently clamping the sealing elements in the annular space, the once set distance of the fire protection module from the relevant end face or the pressure elements is essentially retained.
  • FIG. 2 shows an enlarged rear view according to section II of FIG. 1,
  • FIG. 3 shows a side view according to arrow III of FIG. 2 according to a first exemplary embodiment
  • FIG. 4A in an enlarged representation, a section along and 4B line IV-IV of FIG. 2 in the assembled state or in the state of the individual parts
  • Figure 5 is a representation corresponding to Figure 3, but according to a second embodiment.
  • the sealing device 10 shown serves to seal an annular space 11 delimited by an inner and an outer body 12 or 13.
  • the annular space 11 can be formed by a wide variety of bodies, for example on the outside by a wall opening, a Core hole, a protective tube or the like. And inside through pipes, cables, channels or the like. As they are used to carry gas, water, oil or electricity.
  • the sealing device 10 is designed as a so-called link chain seal. It has ring segments 14 extending over the circumference of the annular space 11, which are made of an elastic material and in the same way and whose geometry is essentially the same. Depending on the circumference of the annular space 11, two or more, preferably a plurality of ring segments 14 can be provided. Adjacent ring segments are connected to one another by a clamping means 16 to form a rotating chain. Between the ring segments 14 and the clamping means 16 along both end faces 17, 18 of the ring segments 14 pressure elements 19, 20 are provided, by means of which the ring segments 14 are compressed in the axial direction with the aid of the clamping means 16.
  • the annular space 11 can be designed in the form of a ring or in some other way.
  • each ring segment 14, 14 ' is provided axially adjacent to each 30 ° circular ring segment, for example, each ring segment 14, 14' being approximately Z-shaped in this view.
  • circumferentially adjacent ring segments 14, 14 ' engage axially next to one another in the area of the clamping means 16.
  • the adjacent end faces of the ring segments 14, 14 ' are circumferential on one another matching convex and concave curvatures.
  • adjacent ring segments 14, 14 ' are movable around the clamping means 16 in the circumferential direction and can thus be adapted to the relevant diameter.
  • the ring segments 14, 14 'can each also be in two parts, so that each part is then rectangular in the view in FIG. 3.
  • each ring segment 14, 14 ' is provided with an axially continuous or, as here, blind bore between its circumferential ends, into which a thrust washer 26 with its indicated axial shoulder 27 can be inserted.
  • each elongate plate-shaped pressure element 19, 20 acts on two pressure disks 26 of two adjacent ring segments 14, 14' or pairs of ring segments.
  • the adjacent ring segments 14 and 14 'can also be replaced by a Z-shaped ring segment.
  • the sealing device 10 also has a plurality of fire protection modules 30, each of which is held on a clamping means 16.
  • a number of fire protection modules 30 corresponding to the number of clamping devices 16 is thus provided.
  • Each fire protection module is approximately oblong in shape, similar to the base area of the pressure plates 19, 20, and essentially made of a material that can withstand high temperatures, for example temperatures of more than 170 ° C. , foams and thereby increases its volume by a multiple, for example 7.5 times. Part of this foaming material of the fire protection module 30 is, for example, expanded graphite.
  • the fire protection module 30 is held on a carrier plate 31 according to FIG. 4A.
  • the elongate rectangular support plate 31 has clamp webs 32 which can be bent on the longitudinal end in the direction of the arrows A (FIG. 4B) and which grip and hold the fire protection module 30. It is also possible that Glue the fire protection module to the carrier plate and dispense with the clip webs 32.
  • the extent of the fire protection module 30 and the carrier plate 31 in the circumferential direction corresponds approximately to that of the plate-shaped pressure element 19 or 20; the same applies to the width expansion in the radial direction of the annular space 11.
  • the clamping means 16 has a threaded bolt 37 provided with a head 36, onto which the pressure element 19 is attached, facing the head 36, while the plate-shaped pressure element 20 is screwed or screwed onto the free end of the threaded bolt 37 via its internal threaded bore.
  • the free end of the threaded bolt 37 projects above the plate-shaped pressure element 20 and carries in a screwed-on manner the fire protection module 30 held on the support plate 31.
  • the support plate 31 has an indentation 33 in the center, which is provided with an internal thread and into a bore 34 of the module 30 intervenes.
  • the internal thread feed 33 is screwed onto the end of the threaded bolt 37 in such a way that the fire protection module 30 points to the pressure element 20 and is at a certain distance from it.
  • the end of the threaded bolt 37 is deformed after the fire protection module 30 has been screwed on.
  • the thickness (in the axial direction of the ring segment 14 and / or length of the fire protection module 30 is dependent on the space to be filled in the event of a fire by the foaming material of the fire protection module 30.
  • the fire protection module 30 'or the fire protection module 30 located opposite the end face 18 is preferably attached to each pressure plate 26', which are each provided between two pressure elements 19.
  • the thrust washer 26 ' has an axial " shoulder 27', which is introduced into a correspondingly shaped blind hole (42) of the pressure element 14 'via a front ring widening 41.
  • the thrust washer 26' and its shoulder 27 ' have an axial internally threaded bore 43, in which can be screwed into the external thread end of a stud bolt 44.
  • the fire protection module 30 ' is held at a distance from the end face 18 of the ring segment 14'.
  • the end of the stud bolt 44 facing away from the thrust washer 26 ' has a ring stop 45 and an additional one upright external thread end 46, onto which a nut 47 can be screwed, between which and the support plate of the fire protection module 30 'is held or clamped between the ring stop 46.
  • the free end of the stud bolt is provided with a tool holder, for example a screwdriver slot, in order to insert it the
  • the fire protection module 30 ′ is designed in accordance with the fire protection module 30 and has corresponding dimensions.
  • the fire protection module 30 'and the fire protection module 30 can be interchanged in the corresponding applications.
  • the clamping means 16 consisting of threaded bolt 37, head 36 and pressure elements 19, 20, as well as thrust washer 26 and stud bolt 44 are made of galvanized steel or stainless steel.
  • the measures according to the invention can also be used with sealing devices which seal a plurality of annular spaces lying next to one another and, if appropriate, a circumferential annular space surrounding them.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Installation Of Indoor Wiring (AREA)

Abstract

L'invention concerne un dispositif (10) permettant d'étanchéifier un espace annulaire (11) délimité par au moins un corps intérieur et un corps extérieur (12, 13), qui comprend : plusieurs éléments d'étanchéité (14) à plusieurs parties, qui s'étendent sur le pourtour de l'espace annulaire (11) et remplissent ledit espace annulaire côté pourtour ; des éléments de pression (19, 20) s'étendant sur les faces axiales extérieures des éléments d'étanchéité (14) situés de manière adjacente dans le sens axial par rapport à l'espace annulaire, ainsi que des éléments de serrage (16) qui coopèrent avec les éléments de pression (19, 20) et traversent lesdits éléments de pression dans le sens axial, afin de comprimer dans le sens axial et d'élargir dans le sens axial le ou les éléments d'étanchéité (14). Pour qu'un tel dispositif puisse s'utiliser et être équipé également à des fins d'ignifugation, il est prévu de maintenir des modules d'ignifugation comportant un ou plusieurs matériaux moussant à températures élevées, à une ou aux deux extrémités.
PCT/EP2001/012913 2000-11-25 2001-11-08 Dispositif pour etancheifier un espace annulaire delimite par un corps interieur et un corps exterieur WO2002044603A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE10058676 2000-11-25
DE10058676.7 2000-11-25
DE10120103.6 2001-04-25
DE10120103A DE10120103A1 (de) 2000-11-25 2001-04-25 Vorrichtung zum Abdichten eines von einem inneren und einem äußeren Körper begrenzten Ringraumes

Publications (1)

Publication Number Publication Date
WO2002044603A1 true WO2002044603A1 (fr) 2002-06-06

Family

ID=26007795

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2001/012913 WO2002044603A1 (fr) 2000-11-25 2001-11-08 Dispositif pour etancheifier un espace annulaire delimite par un corps interieur et un corps exterieur

Country Status (1)

Country Link
WO (1) WO2002044603A1 (fr)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1940855A1 (de) * 1969-08-11 1971-02-25 Thunderline Corp Durchfuehrungsdichtung
EP0620396A1 (fr) * 1991-09-13 1994-10-19 Thunderline Corporation Matériau compressible pour joint mural élastomérique modulaire
DE19601288A1 (de) * 1995-05-10 1996-11-14 Dsi Rohrleitungsbau Zubehoer Vorrichtung zum Abdichten eines Ringraumes
DE29619196U1 (de) * 1996-11-05 1997-02-13 DSI Rohrleitungsbau-Zubehör GmbH, 72147 Nehren Vorrichtung zum Abdichten eines Ringraumes
US5887396A (en) * 1998-05-13 1999-03-30 Minnesota Mining And Manufacturing Company Intumescable fire stop device having quick fasteners
WO2000068608A1 (fr) * 1999-05-07 2000-11-16 Promat Fyreguard Pty Ltd Dispositif d'isolement de service

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1940855A1 (de) * 1969-08-11 1971-02-25 Thunderline Corp Durchfuehrungsdichtung
EP0620396A1 (fr) * 1991-09-13 1994-10-19 Thunderline Corporation Matériau compressible pour joint mural élastomérique modulaire
DE19601288A1 (de) * 1995-05-10 1996-11-14 Dsi Rohrleitungsbau Zubehoer Vorrichtung zum Abdichten eines Ringraumes
DE29619196U1 (de) * 1996-11-05 1997-02-13 DSI Rohrleitungsbau-Zubehör GmbH, 72147 Nehren Vorrichtung zum Abdichten eines Ringraumes
US5887396A (en) * 1998-05-13 1999-03-30 Minnesota Mining And Manufacturing Company Intumescable fire stop device having quick fasteners
WO2000068608A1 (fr) * 1999-05-07 2000-11-16 Promat Fyreguard Pty Ltd Dispositif d'isolement de service

Similar Documents

Publication Publication Date Title
DE2902174C2 (de) Vorrichtung zum Befestigen von Kabeln oder dergleichen an einem Stützteil
EP1924799B1 (fr) Piece de raccordement conçue pour un objet circulaire, en particulier tubulaire
DE2802937A1 (de) Anordnung zur schubsicherung fuer eine muffenrohrverbindung
EP2000681B1 (fr) Manchon support
DE102014100492A1 (de) Vorrichtung zur zünddurchschlagsfreien Durchführung eines Bauteils in ein explosionsgeschütztes Gehäuse
EP1780854A1 (fr) Presse-étoupe pour câble ou tuyau
WO2001081807A1 (fr) Dispositif destine a etancheifier une chambre annulaire delimitee par un corps interieur et par un corps exterieur
DE2744036B2 (de) Vorrichtung zum Befestigen einer Dacheindeckungsplatte
DE19955764A1 (de) Verfahren und Vorrichtung zur Spaltabdichtung
DE102013202002B4 (de) Dichtungsvorrichtung mit Dichtungskörper und Dichtungsmasse und Verfahren zum Abdichten eines Rohres gegenüber einem Durchbruch in einem Wandabschnitt
EP2801725B1 (fr) Dispositif comprenant au moins un canal pour l'acheminement d'un fluide de travail gazeux ou liquide
EP2817549B1 (fr) Raccord d'assemblage de pièces cylindriques
DE20221504U1 (de) Pressfitting für Rohre
EP3280920B1 (fr) Raccordement réversible de composants mécaniques
WO2002044603A1 (fr) Dispositif pour etancheifier un espace annulaire delimite par un corps interieur et un corps exterieur
DE10120103A1 (de) Vorrichtung zum Abdichten eines von einem inneren und einem äußeren Körper begrenzten Ringraumes
DE19750120C1 (de) Rohrdichtschelle
DE69401065T2 (de) Rohrkupplung und verfahren zu ihrer verwendung
DE29619196U1 (de) Vorrichtung zum Abdichten eines Ringraumes
DE3031687C2 (de) Vorrichtung zum Schutz der Endbereiche von Rohren gegen mechanische Beschädigungen
DE9102824U1 (de) Vorrichtung zum Abdichten der Enden von Kabelschutzrohren
DE102009011150B4 (de) Gliederheizkörpertrennelement und Gliederheizkörper
DE2827225C2 (fr)
DE19512464A1 (de) Rohrverschraubung mit Axialdichtung
DE3731222C2 (fr)

Legal Events

Date Code Title Description
AK Designated states

Kind code of ref document: A1

Designated state(s): CA US

AL Designated countries for regional patents

Kind code of ref document: A1

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LU MC NL PT SE TR

121 Ep: the epo has been informed by wipo that ep was designated in this application
DFPE Request for preliminary examination filed prior to expiration of 19th month from priority date (pct application filed before 20040101)
WWW Wipo information: withdrawn in national office

Ref document number: 2001998762

Country of ref document: EP

WWE Wipo information: entry into national phase

Ref document number: 2001998762

Country of ref document: EP

122 Ep: pct application non-entry in european phase