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WO2012005598A1 - Plaque de coulage pour étanchéifier un conduit dans un plancher et son utilisation - Google Patents

Plaque de coulage pour étanchéifier un conduit dans un plancher et son utilisation Download PDF

Info

Publication number
WO2012005598A1
WO2012005598A1 PCT/NO2011/000196 NO2011000196W WO2012005598A1 WO 2012005598 A1 WO2012005598 A1 WO 2012005598A1 NO 2011000196 W NO2011000196 W NO 2011000196W WO 2012005598 A1 WO2012005598 A1 WO 2012005598A1
Authority
WO
WIPO (PCT)
Prior art keywords
casting frame
conduit
deck
lengthy
casting
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.)
Ceased
Application number
PCT/NO2011/000196
Other languages
English (en)
Inventor
Inge Johnsen
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to EP11803851.2A priority Critical patent/EP2591184A4/fr
Publication of WO2012005598A1 publication Critical patent/WO2012005598A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G23/00—Working measures on existing buildings
    • E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
    • E04G23/0203—Arrangements for filling cracks or cavities in building constructions
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F17/00—Vertical ducts; Channels, e.g. for drainage
    • E04F17/04—Air-ducts or air channels
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F17/00—Vertical ducts; Channels, e.g. for drainage
    • E04F17/08—Vertical ducts; Channels, e.g. for drainage for receiving utility lines, e.g. cables, pipes
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G23/00—Working measures on existing buildings
    • E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
    • E04G23/0288—Repairing or restoring floor slabs
    • 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
    • H02G3/22—Installations of cables or lines through walls, floors or ceilings, e.g. into buildings

Definitions

  • Casting frame for a conduit with a sealant and a method to make a passage way Casting frame for a conduit with a sealant and a method to make a passage way.
  • the invention relates to a casting frame for use to seal conduits.
  • the invention relates to a casting frame to seal conduits running essentially vertically in a building and where there in the conduit is a lengthy body.
  • a load-bearing floor deck constituted by concrete is generally used.
  • This concrete deck may be so-called in situ molded concrete, or it may be constituted by so-called precast concrete slabs being formed in a suitable place before being brought to the site of use.
  • the concrete slabs may be constituted of massive concrete or of so-called hollow core slabs.
  • the form plate is constituted by a thin
  • Patent document JP 4 05 0161723 describes a split concreting body forming a conduit in a concrete deck.
  • the concreting body may be regulated telescopically in height to be able to be adapted to concrete decks having different thickness. Screws hold the two parts of the concreting body together.
  • a packer resting on a flange in the lower portion of the upper concreting body and sealing against the cable surface may be inserted.
  • a sealing medium may be filled into the annulus formed between the cable surface and the inner wall of the concreting body.
  • Patent document SE 227054 describes a concreting body wherein the lower part of the body is formed an internal shoulder.
  • the upper opening of the concreting body is larger than the lower opening in the concreting body.
  • a sleeve is treaded onto a pipe or a cable from the upper side of the concrete deck when the pipe or cable is installed in the conduit.
  • the sleeve is provided with a flange in its lower portion such that the flange in its usage position rests on the shoulder of the concreting body.
  • a space is thereby formed between the outside wall of the sleeve and the inner wall of the concreting body that may be filled with a filling compound.
  • Patent document DE 1609115 describes forming of at roof drain in a concrete vault.
  • a lining pipe that in its upper portion rests on the surface of the vault with radially outward projection lips.
  • the lining pipe is clamped to the vault by means of an attachment ring disk resting against the underside of the concrete deck.
  • the lining pipe and the attachment ring disk are interconnected by a threaded bolt and a wing nut where the wing nut is on the underside of the attachment ring disk.
  • the lining pipe is forced down against the vault and the attachment ring disk is forced up against the underside of the vault when the wing nut is tightened. This must be performed from the underside of the concrete deck, i.e. from the ceiling in the level below.
  • Fill medium such as concrete may be filled between the conduit wall and the lining pipe wall to form a watertight seal .
  • a drainpipe is led through an opening in the attachment ring disk and the lower portion of the lining pipe.
  • conduits On remodeling of existing buildings it is less appropriate to form conduits by casting in bodies to be removed after the concrete has cured or that forms a lining in the conduit. It is known to use diamond cutting and so-called core drilling to form unlined conduits when the floor structure is
  • conduits constituted by concrete. It has turned out that it is practical to form conduits by diamond cutting or core drilling also in buildings being constructed. As an example room layouts may be changed during construction necessitating moving of technical installations. It has also turned out that it may be more efficient to produce uniform precast slabs and to form conduits in these when the elements are placed in the building. Within the art a need for about five conduits per 100 m 2 floor space is envisaged. It is also known to form conduits in walls and vaults in the same manner .
  • document SE 303406 describes a casting frame for a conduit formed close to a wall on the underside of the concrete deck.
  • the casting frame is attached to the wall by a bracket.
  • a fill medium may be poured into the formed annulus between the body surface and the conduit wall.
  • fire sealing may be done by providing the conduit with a material that expands when exposed to the heat from a fire.
  • sealing media are among others known by the trade name Envirograf* .
  • the sealing medium may be placed in a metal collar attached around a PVC pipe in a conduit. The material will expand in a fire. The surrounding metal collar causes the expansion to be directed inward toward the PVC pipe being crushed thereby. The sealing medium will fill a portion of the conduit
  • casing-in body which on its inner wall is provided with a fire retardant, expanding material.
  • the casing-in body is provided with a through opening in the material for running through of cables and/or pipes when the casing-in body is cast in a wall or a concrete deck.
  • the object of the invention is to remedy or reduce at least one of the disadvantages of the prior art, or at least to provide a useful alternative to the prior art.
  • the object is achieved by the features disclosed in the below description and in the subsequent claims.
  • the holding means may be constituted by a lengthy arm.
  • the arm may be lengthwise adjustable.
  • the arm may be provided with means for attaching the free end portion of the arm on the topside of the floor deck or the vault.
  • the casting frame body may be provided with means for fixing the attachment end of the arm.
  • the arm may be attached to the casting frame body by a weld seam.
  • the casting frame body may be provided with at least one sealing body constituted by a non-combustible , heat -expanding material .
  • the invention in a second aspect relates to a method in forming of a conduit for a lengthy body in a floor deck or vault where the annulus between the unlined wall of the conduit and the outside of the lengthy body is filled with a sealing medium, comprising the steps of: a) forming the conduit by core drilling or concrete sawing; b) adapting a casting frame as described above to the
  • Fig. 1 shows a perspective view of a casting frame in a conduit in a deck and a pipe inserted through the conduit ;
  • Fig. 2 shows to a larger scale a side view of the casting frame ,-
  • Fig. 4 shows to the same scale as Fig. 2 a view of the
  • Fig. 5 shows an alternative embodiment relative to Figure
  • FIG. 2 of the casting frame individual components
  • Fig. 7 shows to the same scale as Fig. 2 a side view of the casting frame in an alternative embodiment relative to Figure 6;
  • Fig. 8 shows to a smaller scale a side view of the casting frame in a usage position in a conduit in a deck having a lengthy body inserted through the casting frame ;
  • Fig. 9 shows to the same scale as Figure 8 the casting
  • FIG. 11 shows to the same scale as Figure 8 an alternative embodiment relative to Figure 10, where the casting frame mould is provided with a sealing body
  • Fig. 12 shows to the same scale as Figure 8 and an enlarged detail A, an alternative embodiment of the casting frame attachment arm.
  • the reference numeral 1 indicates a casting frame according to the invention.
  • the casting frame 1
  • the arm 12 comprises a casting frame body 10 provided with a holding means 12 shown in the drawings as a lengthy arm 12.
  • the arm 12 is in the Figures shown as a lengthwise adjustable arm 12 constituted by a fixed part 122 and a length adjustable part 124.
  • the length adjustable part 124 is releasably attached to the fixed part 122 with a screw 126.
  • the length adjustable part 124 is in its free end portion 128 provided with an attachment piece 129 for attaching the casting frame 1 to a base.
  • the attachment piece 129 is for this purpose provided with a through opening 127 (see Figure 4) .
  • adjustable part 124 is in a portion provided with a
  • the fixed part is provided with a first threaded bore 123 complementary to the thread of the screw 126.
  • the casting frame body 10 as shown in Figure 4 is designed with a circular shape as viewed from above in the usage position.
  • the casting frame body 10 is adapted to a
  • the conduit 22 may be formed by core drilling in the floor deck 2.
  • the casting frame body is provided with a through cut out 102, which may for example be a circular cut out 102.
  • the cut out 102 is arranged to enclose a portion of a lengthy body 3 extending through the conduit 22 and projecting past the topside 20 and the
  • the lengthy body 3 may be constituted by such as an electric cable, a water pipe, a drainpipe or a ventilation duct. In the drawings this is shown as a pipe 3.
  • the diameter of the cut out 102 is adapted such that the diameter may be slightly less than the outside diameter of the lengthy body 3, for example 2 mm smaller.
  • a second slit 28 is thereby formed between the cut out 102 in the casting frame body 10 and the outside 32 of the lengthy body 3.
  • the fixed part 122 of the arm 12 may in one embodiment be attached to the casting frame body 10 by a weld seam (not shown) .
  • the fixed part 122 of the arm 12 is releasably attached to the casting frame body 10.
  • the attachment end 120 of the fixed part 122 is provided with a second threaded bore (not shown) being complementary to an attachment screw 130.
  • releasable connection between the casting frame body 10 and the fixed part 122 may also be formed by a screw and nut connection (not shown) .
  • the casting frame 1 is shown having two arms 12.
  • the person versed in the art will know that one arm 12 may be sufficient, particularly if this is attached to the topside 20 of the deck 2 by means of the arm 12 attachment piece 129. It is also possible to provide the casting frame 1 with three or more arms 12.
  • the casting frame body 10 may thus be manufactured in several sizes having different outside diameters. Such casting frame bodies may be combined with cut outs 102 having different diameters . This makes it possible to place lengthy bodies 3 having different outside diameters in conduits 22 having the same diameter, or place lengthy bodies 3 having the same outside diameter in conduits 22 having different diameters.
  • the length adjustment part 124 may be manufactured in several different lengths. It is thereby achieved that the casting frame 1 may be used in decks 2 of different thickness.
  • the arm 12 may be constituted of one piece and be manufactured in different lengths where the lengths are adapted to decks 2 of different thickness. It may be advantageous to manufacture the casting frame 1 in several separate pieces that may be assembled on the usage site.
  • the objective of the casting frame 1 is to form a seal, particularly a fireproof seal between the lengthy body 3 and the sidewall 24 of the conduit 22.
  • the casting frame 1 may therefore be constituted of a non-combustible material such as a metal such as steel .
  • sealing bodies 4 constituted of a non-combustible material, more particularly of a non-combustible material which expands under the
  • the casting frame 1 is provided with two casting frame bodies 10, 10'. In the usage position the casting frame body 10 is placed in the lower portion of the conduit 22, and casting frame body 10' is placed in the upper portion of the conduit 22.
  • the casting frame 1 is provided with two sealing elements 4, 4' attached to the facing surfaces of the casing frame bodies 10, 10' respectively.
  • the upper formed annulus may be filled with a sealing medium.
  • the casing frame body 10' will alternatively constitute a backer rod for a joint formed between the outside 32 of the lengthy body and the topside of the floor deck 20.
  • a casting frame 1 with a casting frame body 10 having an outside diameter slightly less, for example 2 mm less than the diameter of the conduit 22 is selected.
  • the lengths of the arms 12 are adapted to the thickness of the floor deck 2 such that the casting frame body 10 in its usage position lies flush with the underside 21 of the floor deck 2, or alternatively pulled a little into the conduit 22, when the casting frame 1 is placed in the conduit 22.
  • the casting frame 1 may be inserted into the conduit 22 from the topside 20 of the deck 2.
  • the casting frame 1 may be inserted into the conduit from the underside 21 of the deck 2 by the free end portion of the arm 12 being squeezed or tightened a little in for the attachment pieces 129 to be accommodated in the conduit 22.
  • the free end portion 128 projects above the topside 20 the strain in the arm 12 will cause the attachment piece 129 to be positioned on the topside 20 of the deck 12.
  • the casting frame 1 is resting on the topside 20 of the deck 12 by the attachment pieces 129. If necessary one or more attachment pieces 129 may be attached to the deck 2.
  • a fireproof sealing medium such as a gypsum mixture or a cement mixture is poured down into the conduit 22 filling the formed annulus between the wall 24 and the outside 32 of the lengthy body 3.
  • the slits 26 and 28 are so narrow that the surface tension of the sealing medium will prevent the sealing medium from running past the casting frame body 10 before the sealing medium has stiffened.
  • the casting frame 1 is provided with a sealing body 4 constituted by a non-combustible, expanding material, and the sealing body 4 may be attached to the side of the casting frame body 10 facing away from the arms 12 or on the side facing the arms 12.
  • the casting frame 1 is placed in the conduit 22 and a lengthy body 3 is
  • the formed annulus may be filled with cement or gypsum.
  • the casting frame body 10 may be attached to the arm 12 in more ways than what is shown in the example.
  • a Velcro connection a cam connection
  • a keyhole connection a threaded connection.
  • the length of the arm 12 may be adapted in other ways than with the screw connection shown.
  • alternative length adaptation ways are mentioned, without being limiting, a rivet connection, a telescopic connection and a hook connection.
  • some or all of the parts of the casting frame may be constituted by plastic.
  • fireproof sealing medium such as a gypsum mixture or a cement mixture is poured down into the conduit 22 filling the formed annulus between the wall 24 and the outside 32 of the lengthy body 3.
  • the sealing medium is poured in until the upper edge of the sealing medium is somewhat below the free end 228.
  • the screw 5 is loosened and the holding piece 6 is removed from the conduit 22. Thereafter the remaining portion of the annulus is filled up with a sealing medium.
  • the holding means 12 may be constituted by one or more bodies attached to the casting frame body 10 with a spring connection.
  • the spring connection holds the holding means 12 under tension against the sidewall 24 in the conduit 22.
  • the holding means 12 does not project above the topside 20 of the deck 2.

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)

Abstract

L'invention concerne une plaque de coulage (1) pour agent d'étanchéité conçu pour étanchéifier un conduit non chemisé (22) dans un plancher (2) ou une voûte. Le corps (10) de la plaque de coulage (1) est doté d'une ouverture traversante (102) conçue de façon à entourer une partie de corps allongé (3) traversant le conduit (22) ; et la plaque de coulage (1) comprend au moins un moyen de maintien (12) conçu pour maintenir le corps de la plaque de coulage (10) amovible dans le conduit non chemisé (22). L'invention concerne également un procédé permettant d'utiliser la plaque de coulage (1).
PCT/NO2011/000196 2010-07-08 2011-07-07 Plaque de coulage pour étanchéifier un conduit dans un plancher et son utilisation Ceased WO2012005598A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP11803851.2A EP2591184A4 (fr) 2010-07-08 2011-07-07 Plaque de coulage pour étanchéifier un conduit dans un plancher et son utilisation

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NO20100987A NO334601B1 (no) 2010-07-08 2010-07-08 Forskaling for tetting av en gjennomføring i et dekke og en fremgangsmåte for å tette gjennomføringen.
NO20100987 2010-07-08

Publications (1)

Publication Number Publication Date
WO2012005598A1 true WO2012005598A1 (fr) 2012-01-12

Family

ID=45441392

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/NO2011/000196 Ceased WO2012005598A1 (fr) 2010-07-08 2011-07-07 Plaque de coulage pour étanchéifier un conduit dans un plancher et son utilisation

Country Status (3)

Country Link
EP (1) EP2591184A4 (fr)
NO (1) NO334601B1 (fr)
WO (1) WO2012005598A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016194369A (ja) * 2016-06-16 2016-11-17 積水化学工業株式会社 防火区画貫通部構造の施工方法
US9777492B2 (en) * 2015-01-19 2017-10-03 Cor-Form, Llc Core form device
KR101844074B1 (ko) 2011-01-19 2018-03-30 매크로닉스 인터내셔널 컴퍼니 리미티드 3차원 메모리 어레이 구조

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1609115A1 (de) * 1965-02-19 1970-01-08 Loeffler Geb Kluge Johanna Dachablauf
CA1124099A (fr) * 1981-11-20 1982-05-25 W. James Walton Manchon de cimentation sur traversee
US4704840A (en) * 1986-02-21 1987-11-10 Gatto Paul J Mold and method of use
US4882886A (en) * 1987-09-01 1989-11-28 Harbeke Gerold J Automatically-releasable pipe attachment device

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR890009036A (ko) * 1987-11-12 1989-07-13 구사가베 엣지 바닥 또는 벽등에서의 케이블 관통부의 방화방연구조
GB2434615B (en) * 2006-01-25 2008-12-24 Cliff Thomas Method And Device For Framing Apertures In Building Boards

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1609115A1 (de) * 1965-02-19 1970-01-08 Loeffler Geb Kluge Johanna Dachablauf
CA1124099A (fr) * 1981-11-20 1982-05-25 W. James Walton Manchon de cimentation sur traversee
US4704840A (en) * 1986-02-21 1987-11-10 Gatto Paul J Mold and method of use
US4882886A (en) * 1987-09-01 1989-11-28 Harbeke Gerold J Automatically-releasable pipe attachment device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP2591184A4 *

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101844074B1 (ko) 2011-01-19 2018-03-30 매크로닉스 인터내셔널 컴퍼니 리미티드 3차원 메모리 어레이 구조
US9777492B2 (en) * 2015-01-19 2017-10-03 Cor-Form, Llc Core form device
US10767380B2 (en) 2015-01-19 2020-09-08 Cor-Form, Llc Core form device
JP2016194369A (ja) * 2016-06-16 2016-11-17 積水化学工業株式会社 防火区画貫通部構造の施工方法

Also Published As

Publication number Publication date
EP2591184A1 (fr) 2013-05-15
NO334601B1 (no) 2014-04-22
EP2591184A4 (fr) 2014-06-11
NO20100987A1 (no) 2012-01-09

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