WO2017217472A1 - Manchon pour former un orifice traversant cloisonné dans un bâtiment - Google Patents

Manchon pour former un orifice traversant cloisonné dans un bâtiment Download PDF

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Publication number
WO2017217472A1
WO2017217472A1 PCT/JP2017/022011 JP2017022011W WO2017217472A1 WO 2017217472 A1 WO2017217472 A1 WO 2017217472A1 JP 2017022011 W JP2017022011 W JP 2017022011W WO 2017217472 A1 WO2017217472 A1 WO 2017217472A1
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WO
WIPO (PCT)
Prior art keywords
sleeve
main body
body portion
inner diameter
peripheral surface
Prior art date
Application number
PCT/JP2017/022011
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English (en)
Japanese (ja)
Inventor
秀康 中嶋
倫男 島本
要一 五十里
Original Assignee
積水化学工業株式会社
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.)
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Publication date
Application filed by 積水化学工業株式会社 filed Critical 積水化学工業株式会社
Priority to JP2017537343A priority Critical patent/JP6908524B2/ja
Priority to KR1020187020107A priority patent/KR102338454B1/ko
Publication of WO2017217472A1 publication Critical patent/WO2017217472A1/fr

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    • 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
    • E04G15/00—Forms or shutterings for making openings, cavities, slits, or channels
    • E04G15/06—Forms or shutterings for making openings, cavities, slits, or channels for cavities or channels in walls of floors, e.g. for making chimneys
    • E04G15/061—Non-reusable forms
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/92—Protection against other undesired influences or dangers
    • E04B1/94—Protection against other undesired influences or dangers against fire
    • 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

Definitions

  • the present invention relates to a sleeve for forming a partition through hole in a building.
  • a partition through hole for passing piping and / or wiring is formed in a floor or wall body of concrete or the like.
  • a void is formed before placing concrete.
  • a pipe called a sleeve is installed on the floor base and fixed vertically, and concrete is poured around the sleeve to form a concrete floor, which is then cured, and the opening formed in the sleeve is defined as a partition through hole. And / or through the wiring.
  • the sleeve is generally made of resin, paper, or metal, in the event of a fire, the fire propagates from the compartment to the adjacent compartment through piping and / or wiring.
  • a part of the sleeve is formed from a thermally expandable refractory resin material.
  • the amount of thermally expandable refractory resin material is reduced, the adhesion of the combustion residue to the concrete will decrease and more combustion residue will fall. It becomes stronger against external impact.
  • An object of the present invention is to provide a sleeve excellent in fire resistance for forming a partition through hole in a building.
  • Another object of the present invention is to provide a sleeve for forming a partition through-hole in a building having strength against external impact and adhesion of combustion residue to the building.
  • the inventors of the present invention have provided a fire resistance to the partition through structure by configuring the sleeve by combining the first sleeve and the second sleeve having the thermally expandable main body. Furthermore, the present inventors have found that it is possible to have both strength against external impact and adhesion to a building, thereby completing the present invention. According to the present invention, the following aspects are provided.
  • a sleeve for forming a partition through-hole in a building comprising a main body part, a first sleeve having a diameter-expanded part or a diameter-reduced part continuous with the main body part, and the first sleeve;
  • the inner diameter of the main body portion of the first sleeve is larger than the inner diameter of the main body portion of the second sleeve, and the difference between the inner diameter of the main body portion of the second sleeve and the inner diameter of the main body portion of the first sleeve is the first sleeve Item 7.
  • the annular member having one or a plurality of attachment portions is provided at one end of the outer peripheral surface of the main body portion of the first sleeve and / or the second sleeve.
  • the sleeve as described in. Item 10.
  • an annular protrusion protruding from the main body is provided at a position spaced from the end of the main body of the first sleeve and / or the second sleeve. sleeve.
  • [Item 12] The sleeve according to any one of Items 1 to 11, further comprising a third sleeve fitted to the first sleeve or the second sleeve.
  • [Item 13] A compartment-penetrating structure, Floor or wall, The sleeve according to any one of Items 1 to 12 installed on a floor or a wall; Compartment penetrating structure with [Item 14] The section through structure according to item 13, further comprising a pipe or a wiring arranged in the sleeve.
  • [Item 15] A fireproof filling structure, The sleeve according to any one of Items 1 to 12, Piping or wiring disposed in the sleeve; A fixed frame attached to the first sleeve; With fireproof filling structure.
  • fire resistance can be imparted to the partition penetrating structure simultaneously with the installation of the sleeve, and the construction of the partition penetrating structure can be facilitated.
  • the sleeve of this invention can be equipped with the intensity
  • FIG. 6 is a schematic cross-sectional view of another example sleeve.
  • FIG. 6 is a schematic cross-sectional view of another example sleeve.
  • FIG. 6 is a schematic cross-sectional view of another example sleeve.
  • FIG. 1 shows a sleeve 1, which is also called a void, for forming a partition through hole in the floor or wall of the building of the first embodiment of the present invention.
  • the sleeve 1 is arranged before placing concrete.
  • the sleeve 1 includes a first sleeve 10 and a second sleeve 20.
  • “buildings” includes single-family houses, apartment houses, high-rise houses, high-rise buildings, commercial facilities, public facilities, etc .; passenger ships, transport ships, ferry ships, etc .; vehicles; Is included, but is not limited thereto.
  • the first sleeve 10 includes a hollow substantially cylindrical main body 11, and a hollow substantially cylindrical enlarged diameter portion 16 continuous through the main body 11 and the stepped portion 15. And.
  • the main body part 11, the step part 15, and the enlarged diameter part 16 are continuously formed from the same non-thermally expandable material, and the first sleeve 10 is continuous from the upper end 12 to the lower end 18.
  • the non-thermally expandable material may be a metal such as steel, copper, or stainless steel, or a non-thermally expandable refractory resin material such as an acrylic resin, an epoxy resin, a polypropylene resin, or vinyl chloride.
  • the second sleeve 20 includes a heat-expandable hollow substantially cylindrical main body portion 21 that can be fitted in the enlarged diameter portion 16 of the first sleeve 10, and a main body portion.
  • An annular member 26 and an annular protrusion 28 are mounted around the periphery of the annular member 26, and the annular member 26 is configured to attach one or more attachment portions 27 attached to the annular member 26 to the second sleeve 20. It is attached to one end (the lower end 23 in the figure) of the outer peripheral surface of the main body 21 and protrudes from the one end (the lower end 23 in the figure).
  • the annular protrusion 28 is provided at a position spaced from one end (lower end 23) of the outer peripheral surface of the main body 21 and protrudes from the outer peripheral surface of the main body 21 to stop the fitting of the second sleeve 20 into the first sleeve 10. Functions as a member.
  • the main body 21 is made of a heat-expandable fireproof resin material.
  • the refractory resin material is a resin composition containing a thermally expandable layered inorganic substance as a resin component.
  • the member made of the refractory resin material of the second sleeve 20 including the main body portion 21 is a single-screw extruder, a twin-screw extruder, a Banbury mixer, a kneader mixer, a kneading roll, a raikai machine, and a planetary stirrer. It can be obtained by kneading using a known apparatus such as a machine and molding by a known molding method.
  • thermoplastic resins thermosetting resins
  • rubber substances thermosetting resins
  • combinations thereof thermoplastic resins, thermosetting resins, rubber substances, and combinations thereof.
  • thermoplastic resin examples include polypropylene resins, polyethylene resins, poly (1-) butene resins, polypentene resins and other polyolefin resins, polystyrene resins, acrylonitrile-butadiene-styrene (ABS) resins, polycarbonate resins, polyphenylene ether resins, ( Examples thereof include synthetic resins such as (meth) acrylic resin, polyamide resin, polyvinyl chloride resin, novolac resin, polyurethane resin, and polyisobutylene.
  • synthetic resins such as (meth) acrylic resin, polyamide resin, polyvinyl chloride resin, novolac resin, polyurethane resin, and polyisobutylene.
  • thermosetting resin examples include polyurethane, polyisocyanate, polyisocyanurate, phenol resin, epoxy resin, urea resin, melamine resin, unsaturated polyester resin, polyimide, and other synthetic resins.
  • Rubber materials include natural rubber, isoprene rubber, butadiene rubber, 1,2-polybutadiene rubber, styrene-butadiene rubber, chloroprene rubber, nitrile rubber, butyl rubber, chlorinated butyl rubber, ethylene-propylene rubber, chlorosulfonated polyethylene, acrylic rubber And rubber materials such as epichlorohydrin rubber, polyvulcanized rubber, non-vulcanized rubber, silicon rubber, fluororubber, and urethane rubber.
  • these synthetic resins and / or rubber substances those having properties that can flexibly adjust properties such as cold resistance, heat resistance, and oil resistance are preferable.
  • a resin obtained by adding a plasticizer to a vinyl chloride resin is preferably used.
  • an epoxy resin is preferable from the viewpoint of improving the fire resistance by increasing the flame retardancy of the resin itself.
  • the heat-expandable layered inorganic substance expands when heated.
  • a heat-expandable layered inorganic material is not particularly limited, and examples thereof include vermiculite, kaolin, mica, and heat-expandable graphite.
  • Thermally expandable graphite is a conventionally known substance, and powders such as natural scaly graphite, pyrolytic graphite, and quiche graphite are mixed with inorganic acids such as concentrated sulfuric acid, nitric acid, and selenic acid, concentrated nitric acid, perchloric acid,
  • a graphite intercalation compound was produced by treatment with a strong oxidant such as chlorate, permanganate, dichromate, dichromate, hydrogen peroxide, etc., and the layered structure of carbon was maintained. It is a kind of crystalline compound as it is.
  • the heat-expandable graphite obtained by acid treatment as described above may be further neutralized with ammonia, an aliphatic lower amine, an alkali metal compound, an alkaline earth metal compound, or the like.
  • thermally expandable graphite examples include “GREP-EG” manufactured by Tosoh Corporation, “ADT-351” and “ADT-501” manufactured by ADT, and “GRAFGUARD” manufactured by GRAFTECH.
  • the resin composition preferably contains the thermally expandable layered inorganic material in the range of 10 to 350 parts by weight with respect to 100 parts by weight of the resin component such as the thermoplastic resin and epoxy resin.
  • the resin composition constituting the thermally expandable refractory material may further contain an inorganic filler.
  • the inorganic filler increases the heat capacity and suppresses heat transfer, and works as an aggregate to improve the strength of the expanded heat insulating layer.
  • the inorganic filler is not particularly limited, and examples thereof include metal oxides such as alumina, zinc oxide, titanium oxide, calcium oxide, magnesium oxide, iron oxide, tin oxide, antimony oxide, and ferrite; calcium hydroxide, magnesium hydroxide, Water-containing inorganic substances such as aluminum hydroxide and hydrotalcite; metal carbonates such as basic magnesium carbonate, calcium carbonate, magnesium carbonate, zinc carbonate, strontium carbonate, barium carbonate and the like.
  • inorganic fillers include calcium salts such as calcium sulfate, gypsum fiber, calcium silicate; silica, diatomaceous earth, dosonite, barium sulfate, talc, clay, mica, montmorillonite, bentonite, activated clay, sepiolite.
  • calcium salts such as calcium sulfate, gypsum fiber, calcium silicate; silica, diatomaceous earth, dosonite, barium sulfate, talc, clay, mica, montmorillonite, bentonite, activated clay, sepiolite.
  • aluminum hydroxide examples include “Hijilite H-31” (made by Showa Denko) with a particle size of 18 ⁇ m, “B325” (made by ALCOA) with a particle size of 25 ⁇ m, and calcium carbonate.
  • Examples thereof include “Whiteon SB Red” having a particle diameter of 1.8 ⁇ m (manufactured by Bihoku Flour Industries), “BF300” having a particle diameter of 8 ⁇ m (manufactured by Bihoku Flour Industries).
  • the resin composition preferably contains an inorganic filler in the range of 30 to 400 parts by weight with respect to 100 parts by weight of the resin component such as the thermoplastic resin and epoxy resin.
  • the total of the thermally expandable layered inorganic material and the inorganic filler is preferably in the range of 50 to 600 parts by weight with respect to 100 parts by weight of the resin component.
  • the resin composition constituting the thermally expandable refractory material may further contain a phosphorus compound in addition to the above-described components in order to increase the strength of the expanded heat insulating layer and improve the fireproof performance.
  • the phosphorus compound is not particularly limited.
  • red phosphorus various phosphate esters such as triphenyl phosphate, tricresyl phosphate, trixylenyl phosphate, cresyl diphenyl phosphate, xylenyl diphenyl phosphate; sodium phosphate;
  • metal phosphates such as potassium phosphate and magnesium phosphate
  • ammonium polyphosphate compounds represented by the following chemical formula (1).
  • red phosphorus, ammonium polyphosphate, and a compound represented by the following chemical formula (1) are preferable from the viewpoint of fireproof performance, and ammonium polyphosphate is more preferable in terms of performance, safety, cost, and the like.
  • R 1 and R 3 represent hydrogen, a linear or branched alkyl group having 1 to 16 carbon atoms, or an aryl group having 6 to 16 carbon atoms.
  • R 2 is a hydroxyl group, a linear or branched alkyl group having 1 to 16 carbon atoms, a linear or branched alkoxyl group having 1 to 16 carbon atoms, an aryl group having 6 to 16 carbon atoms, or carbon Represents an aryloxy group of formula 6-16.
  • red phosphorus commercially available red phosphorus can be used, but from the viewpoint of safety such as moisture resistance and spontaneous ignition during kneading, a material in which the surface of red phosphorus particles is coated with a resin is preferably used.
  • the ammonium polyphosphate is not particularly limited, and examples thereof include ammonium polyphosphate and melamine-modified ammonium polyphosphate. Ammonium polyphosphate is preferably used from the viewpoint of handleability and the like. Examples of commercially available products include “AP422” and “AP462” manufactured by Clariant, “FR CROS 484” and “FR CROS 487” manufactured by Budenheim Iberica.
  • the compound represented by the chemical formula (1) is not particularly limited, and examples thereof include methylphosphonic acid, dimethyl methylphosphonate, diethyl methylphosphonate, ethylphosphonic acid, n-propylphosphonic acid, n-butylphosphonic acid, 2-methylpropylphosphonic acid.
  • t-butylphosphonic acid 2,3-dimethyl-butylphosphonic acid, octylphosphonic acid, phenylphosphonic acid, dioctylphenylphosphonate, dimethylphosphinic acid, methylethylphosphinic acid, methylpropylphosphinic acid, diethylphosphinic acid, dioctylphosphine Acid, phenylphosphinic acid, diethylphenylphosphinic acid, diphenylphosphinic acid, bis (4-methoxyphenyl) phosphinic acid and the like.
  • t-butylphosphonic acid is preferable in terms of high flame retardancy although it is expensive.
  • the said phosphorus compound can also be used independently and can also use 2 or more types together.
  • Such a resin composition expands by heating to form a fireproof heat insulating layer.
  • the thermally expandable refractory material expands by heating such as a fire and can obtain a necessary volume expansion coefficient. After expansion, the heat expandable refractory material has a predetermined heat insulating performance and can also form a combustion residue. Stable fireproof performance can be achieved.
  • the resin composition is a range that does not impair the object of the present invention, and if necessary, other than antioxidants such as phenols, amines, sulfurs, etc., metal damage inhibitors, antistatic agents, stabilizers. , Crosslinking agents, lubricants, softeners, pigments, tackifier resins, additives such as molding aids, and tackifiers such as polybutene and petroleum resins.
  • the heat-expandable refractory resin material is available as a commercial product.
  • a fire barrier manufactured by Sumitomo 3M Limited (a heat-expandable refractory material comprising a resin composition containing chloroprene rubber and vermiculite, expansion ratio: 3 times) , Thermal conductivity: 0.20 kcal / m ⁇ h ⁇ ° C., Mitsui Metal Paint Co., Ltd.
  • medhihi cut (a thermally expandable refractory material comprising a resin composition containing polyurethane resin and thermally expandable graphite, expansion coefficient: 4 times , Thermal conductivity: 0.21 kcal / m ⁇ h ⁇ ° C.), and heat-expandable refractory materials such as Sekisui Chemical Co., Ltd. Fiblock.
  • the heat-expandable refractory material is not particularly limited as long as the heat-expandable refractory material is insulated by the expansion layer when exposed to a high temperature such as a fire and has strength of the expansion layer. It is preferable that the volume expansion coefficient after heating for 30 minutes under a heating condition of 50 kW / m 2 is 3 to 50 times. When the volume expansion coefficient is 3 times or more, the expansion volume can sufficiently fill the burned-out portion of the resin component, and when it is 50 times or less, the strength of the expansion layer is maintained and flame penetration is prevented. Effect is maintained.
  • the annular member 26 and the annular protrusion 28 may be formed of the same thermally expandable fireproof resin material as the main body 21, or may be formed of a metal such as steel or a nonthermally expandable fireproof resin material such as hard vinyl chloride. May be.
  • the annular member 26 and the annular protrusion 28 are preferably made of metal.
  • the annular member 26 includes one or a plurality of attachment portions 27 (four in the drawing) that extend from the annular member 26 outward in a direction perpendicular to the axis of the second sleeve 20.
  • Each of the attachment portions 27 is shown as four attachment portions separated by about 90 ° with respect to the shaft 2 of the sleeve 1, and each attachment portion 27 has a hole 27 a for fixing the second sleeve 20 to the floor base 3.
  • the bottomed rectangular mold 4 is for accommodating concrete 5 (see FIG. 5B), and the reinforcing bars R for reinforcing the concrete 5 are accommodated in the mold 4.
  • the concrete 5 and the reinforcing bar R constitute a floor foundation 3, and the floor foundation 3 constitutes a floor.
  • a fixing member such as a wire such as a wire, a bolt, a screw, or a nail can be passed through the hole 27a to fix the second sleeve 20 to the mold 4, the reinforcing bar R, concrete 5, or the like.
  • the second sleeve 20 is fixed to the reinforcing bar R by connecting both ends of the metal wire, which is a member, to the reinforcing bar R, or by passing bolts, screws, nails or the like through the holes 27a and pouring the concrete 5 therearound.
  • the first sleeve 10 and the second sleeve 20 are in the direction of the shaft 9 of the sleeve 1 (and the first sleeve 10 and the second sleeve). 20 axial directions).
  • the inner peripheral surface 14 of the main body 11 of the first sleeve 10 and the outer peripheral surface 24 of the main body 21 of the second sleeve 20 are in contact with each other.
  • a part of the outer peripheral surface of the main body portion 21 of the second sleeve 20 is exposed.
  • a part of the enlarged diameter portion 16 of the first sleeve 10 and a part of the second sleeve 20 constitute an overlap part 42 where the first sleeve 10 and the second sleeve 20 overlap each other.
  • the adhesion between the second sleeve 20 and the concrete is improved, and the adhesion between the combustion residue of the second sleeve 20 and the concrete is improved.
  • the heat insulating layer is difficult to collapse.
  • the sleeve 1 is easily deformed by an external impact.
  • the first sleeve 10 from a non-thermally-expandable material such as a metal, the external impact The strength against can be increased.
  • the amount of the expansion material used can be minimized, and a through sleeve can be provided at an appropriate price.
  • the sleeve 1 is configured by combining the non-thermally expandable first sleeve 10 and the second sleeve 20 having the thermally expandable main body, thereby providing fire resistance to the partition through structure. Combines strength against external impact and adhesion to concrete, and can be offered at a reasonable price.
  • the sleeve 1 has the second sleeve 20 fitted to the first sleeve 10, 0 ⁇ (exposed area of the outer peripheral surface 24 of the second sleeve 20 / exposed area of the outer peripheral surface 13 of the first sleeve 10) ⁇ 100 ⁇ 100 Formula (1) Meet.
  • “Exposed” means that the surface is visible when viewed from a side surface perpendicular to the axis of the first sleeve 10, and means a portion that comes into contact with concrete when placed.
  • the exposed portion of the first sleeve 10 is a portion of the outer peripheral surface 13 extending over the length X
  • the exposed portion of the second sleeve 20 is a portion of the outer peripheral surface 24 extending over the length Y.
  • the exposed area of the outer peripheral surface 13 of the first sleeve 10 is larger than the exposed area of the outer peripheral surface 24 of the second sleeve 20, and thus the resistance to external impact (physical and chemical) is strong. The effect of becoming.
  • the sleeve 1 is 10 ⁇ (Volume V 2 of the body portion of the second sleeve) / (sum V 1 of the volume of the first sleeve and the volume of the second sleeve) ⁇ 100 (%) ⁇ 80 (2)
  • the fire resistance is sufficient.
  • the inner diameter A (FIG. 2B) of the main body portion 11 of the first sleeve 10 is smaller than (i) the inner diameter B (FIG. 3B) of the main body portion 21 of the second sleeve 20, (ii) It is equal to the inner diameter B of the main body 21 of the second sleeve 20, or (iii) is larger than the inner diameter B of the main body 21 of the second sleeve 20, and the difference between the inner diameter B and the inner diameter A is 8% or less of the inner diameter A. (I) to (iii) are satisfied. With this configuration, movement of the second sleeve 20 into the first sleeve 10 (upward movement in FIG.
  • the inner peripheral surface 15 a is provided on the inner peripheral surface of the first sleeve 10 so as to protrude inward from the main body portion 20 of the second sleeve 2 substantially perpendicular to the shaft 9 of the first sleeve 1. . Further, when the second sleeve 20 is expanded by heating with the second sleeve 20 fitted to the first sleeve 10, the upper end 22 of the body portion 21 of the second sleeve 20 expands and the inner peripheral surface of the step portion 15. The upward expansion of the second sleeve 20 is restricted by coming into contact with 15a.
  • the lower end of the first sleeve 10 is positioned at the position where the lower end of the first sleeve 10 is in contact with the annular protrusion 28 of the second sleeve 20.
  • the insertion into the first sleeve 10 stops.
  • the outer diameter C (FIG. 3B) of the main body portion 21 of the second sleeve 20 is equal to or larger than the inner diameter A of the main body portion 11 of the first sleeve 10.
  • the inner peripheral surface 19 of the enlarged diameter portion 16 of the first sleeve 10 which is a peripheral surface facing the first sleeve 10 and the second sleeve 20
  • the outer peripheral surface 24 of the main body 21 of the second sleeve 20 comes into contact.
  • the inner peripheral surface 19 of the enlarged diameter portion 16 of the first sleeve 10 and the outer peripheral surface 24 of the main body portion 21 of the second sleeve 20 are in contact with each other in the entire circumferential direction of the inner peripheral surface 19 and the outer peripheral surface 24.
  • annular protrusion 28 is formed on at least one of the inner peripheral surface 19 of the enlarged diameter portion 16 of the first sleeve 10 or the outer peripheral surface 24 of the main body portion 21 of the second sleeve 20.
  • the inner peripheral surface of the sleeve 1, that is, the inner peripheral surface 14 of the main body 11 of the first sleeve 10 and the inner peripheral surface 25 of the second sleeve 20 form the opening 6 (see FIG. 4), and the partition through hole 7 (see FIG. 5 (B)).
  • the size of the opening 6 is larger than the outer diameter of the pipe or wiring 8 and is a dimension through which the pipe or wiring 8 can be inserted.
  • the pipe includes various pipes such as a water pipe, a refrigerant pipe, a heat medium pipe, a gas pipe, and an intake / exhaust pipe.
  • the wiring includes various cables such as a power cable and a communication cable.
  • the upper end 12 of the first sleeve 10 is arbitrarily selected so as to cover the periphery of the plurality of pipes or wires 8 and to block the partition through holes 7.
  • the lid member 30 may be attached.
  • the lid member 30 is provided with a hole 31 for inserting the pipe or the wiring 8.
  • the lid member 30 serves as a fixed frame that fills the clearance between the first sleeve 10 and the pipe or wiring 8.
  • the lid member 30 fills 10 to 100% of the clearance when the lid member 30 is attached to the first sleeve 10 with piping or wiring 8 passing through the hole 31 of the lid member 30.
  • the lid member 30 may be made of metal, or may be a non-fire resistant or fire resistant resin composition molded body.
  • the lid member 30 may be formed from a vinyl chloride resin containing or not containing a plasticizer, or a resin composition such as rubber, or from a refractory resin composition containing a resin component such as elastic butyl rubber. It may be formed. It may be colored to give an aesthetic appearance.
  • the lid member 30 may be further provided with a finishing layer such as a coating or coloring so as to give an aesthetic appearance.
  • the sleeve 1 is fixed to the floor base 3.
  • the sleeve 1 is fixed to the floor base 3 by, for example, screwing a bolt 29 into the floor base 3 through the hole 27a of the mounting portion 27 at the lower end 23 of the second sleeve 20.
  • a hole for inserting a pipe or wiring 8 is made at a position corresponding to the sleeve 1 at the bottom of the mold 4.
  • FIG. 5 (B) the concrete 5 is poured into the floor base 3.
  • the thickness or height H of the concrete 5 is equal to the distance from the upper end 12 of the first sleeve 10 to the lower end 23 of the second sleeve 20.
  • the concrete 5 is placed around the outside of the sleeve 1 while leaving the opening 6 on the inside of the sleeve 1, and the partition penetration structure 40 is completed.
  • the opening 6 of the sleeve 10 acts as a partition through hole 7.
  • a lid member 30 may be attached to the upper end 12 of the sleeve 1 so as to cover the periphery of the plurality of pipes or wirings 8 and to block the partition through holes 7.
  • the lid member 30 preferably closes more gaps in the partition through hole 7. Since the lid member 30 is in contact with the outer peripheral surface of the pipe or wire 8 and closes the gap between the sleeve 10 and the pipe or wire 8, fire resistance is further imparted to the partition through structure 40.
  • the lid member 30 covers the top of the sleeve 1 so that it is between the sleeve 1 and the pipe or wiring 8 around the pipe or wiring 8. Since the gap is closed, it plays the role of blindfold, the inside of the partition through hole 7 cannot be seen, and the aesthetic appearance is maintained visually.
  • the second sleeve 20 expands due to the heat of the fire as shown in FIG.
  • the gap between the pipe 5 and the pipe 8 or the wiring 8 is filled, and the course of the fire is blocked.
  • the sleeve 1 not only facilitates the placement of the concrete 5, but also exhibits fire resistance and imparts fire resistance to the partition penetration structure 40.
  • the refractory material is installed simultaneously with the installation of the sleeve 1.
  • the present invention is not limited to the above embodiment, and can be modified as follows.
  • the first sleeve 10 may include a reduced diameter portion 33 as shown in FIG. 6 instead of including the enlarged diameter portion 16.
  • the reduced diameter portion 33 of the first sleeve 10 is fitted in the second sleeve 20, and a part of the main body portion of the first sleeve is exposed in a state where the first sleeve is fitted to the second sleeve.
  • the main body portion 11 continues to the reduced diameter portion 33 through the step portion 34, and the movement of the second sleeve 20 into the first sleeve 10 (upward movement in FIG. 6) It is regulated by the peripheral surface, that is, the outer peripheral surface 34a.
  • the clearance L between the outer peripheral surface 34a of the step portion 34 of the first sleeve and the upper end of the main body portion of the second sleeve is preferably 0 ⁇ L ⁇ (first sleeve length / 2).
  • a part of the reduced diameter part 33 of the first sleeve 10 and a part of the second sleeve 20 constitute an overlap part 42 where the first sleeve 10 and the second sleeve 20 overlap each other.
  • the first sleeve 10 does not need to include the enlarged diameter portion 16 or the reduced diameter portion 33, as shown in FIG. 7, instead of including the enlarged diameter portion 16 or the reduced diameter portion 33.
  • the first sleeve 10 is composed of a main body portion 11 having a constant diameter over the entire length, and the second sleeve 20 is fitted inside the first sleeve 10.
  • a part of the first sleeve 10 and a part of the second sleeve 20 constitute an overlap portion 42 where the first sleeve 10 and the second sleeve 20 overlap each other.
  • a part of the inner peripheral surface 14 of the first sleeve 10 and a part of the outer peripheral surface 24 of the second sleeve 20 are fixed in contact with each other.
  • 10 ⁇ (volume of the body portion of the second sleeve) / (sum of the volume of the first sleeve and the volume of the second sleeve) ⁇ 100 ⁇ 80 is satisfied.
  • the gap L is preferably 0 ⁇ L ⁇ (first sleeve length / 2).
  • the sleeve 1 is an annular (particularly substantially cylindrical) second body having a main body portion 37 that is fitted to the first sleeve 10 and / or the second sleeve 20.
  • Three sleeves 36 may be provided. As shown in FIG. 8 (A), the third sleeve 36 may be fitted on the first sleeve 10, or as shown in FIG. 8 (B), it is fitted under the second sleeve 20. May be.
  • the configuration of the third sleeve 36 may be the same as or different from that of the first sleeve 10 or the second sleeve 20. Further, the third sleeve 36 may be fitted into the first sleeve 10 and / or the second sleeve 20 or may be fitted outside.
  • An annular protrusion 28 may be provided on the first sleeve 10.
  • the annular protrusion 28 may be omitted. Also in this case, the inner diameter B and the inner diameter A even if the inner diameter A of the main body 11 of the first sleeve 10 is smaller than, equal to, or larger than the inner diameter B of the main body 21 of the second sleeve 20. If the second sleeve 20 is inserted into the first sleeve 10, the upper end 22 of the second sleeve 20 abuts against the inner peripheral surface 15 a of the step portion 15 of the first sleeve 10. The movement of the second sleeve 20 into the first sleeve 10 is restricted.
  • At least one of the main body part 11, the step part 15, and the enlarged diameter part 16 of the first sleeve 10 may be formed of a thermally expandable material.
  • the main body 11 of the first sleeve 10 may be formed of a material having a lower expansion ratio when heated than the main body 21 of the second sleeve 20. That is, the ratio of the expansion ratio of the main body portion 11 of the first sleeve and the main body portion 21 of the second sleeve 20 is: 0 ⁇ (Expansion magnification of first sleeve / Expansion magnification of second sleeve) ⁇ 1 Expression (4).
  • the second sleeve 20 is fitted inside the first sleeve 10, but the second sleeve 20 may be fitted outside the first sleeve 10.
  • any known fireproof filler, fireproof resin composition, fireproof sheet, or fireproof metal is included in the partition through structure of the present invention in order to improve fire resistance.
  • a plate or the like may be further used.
  • the concrete 5 is poured to the same level as the sleeve 1 when the concrete 5 is placed in FIG. 5B.
  • the height of the sleeve 1 is such that the upper end of the sleeve 1 can be seen. You may use the 1st sleeve 10 from which becomes higher than a floor thickness.
  • the concrete 5 may have a height lower than the height of the sleeve 1.
  • the sleeve 1 and the lid member 30 are substantially circular in cross-section, but the shape of the sleeve 1 is that of the section through-hole 7.
  • the sleeve 1 and the cover member 30 may have a substantially elliptical cross section when the partition through hole 7 has a substantially elliptical cross section, or the sleeve 1 when the partition through hole 7 has a substantially rectangular cross section.
  • the lid member 30 may be formed to have a rectangular cross section.
  • the lid member 30 can be omitted. Further, a lid member other than the lid member 30, a cover member, or a cap may be used as the lid member.
  • the sleeve 10 of the present invention can also be constructed from below the floor.
  • the sleeve of the present invention is not limited to a floor (including not only a floor below a floor which is a relatively concrete flooring material but also a ceiling floor) and a wall such as a side wall. It is applicable to.
  • Examples 1-5, Comparative Examples 1-2 Polyvinyl chloride (PVC) resin was used as the main material of the ring cover as the first sleeve.
  • PVC polyvinyl chloride
  • GREP-EG manufactured by Tosoh Corporation was used as the thermal expansion graphite.
  • ADT351 manufactured by ADT was used as the thermally expandable graphite of the expansion sleeve material as the second sleeve.
  • the penetration sleeves produced in Examples 1 to 5 and Comparative Examples 1 and 2 were fixed to the plywood or reinforcing bar for concrete formwork using screws or wires. Concrete was poured into a mold and dried for 10 days to prepare a test body in which a sleeve was installed in the center of 600 ⁇ 1200 mm ⁇ 150 mm thickness.
  • the sleeve of the comparative example 1 is comprised only from the 2nd sleeve, and the sleeve of the comparative example 2 becomes a structure by which the whole 2nd sleeve was covered with the 1st sleeve.
  • a PVC 100 VU pipe (outer diameter: 114 mm, thickness: 3.1 mm, JIS standard K6741) was piped through the inside of the sleeve, and was placed 300 mm below the floor and 500 mm above the floor. The clearance between the sleeve and the through pipe at the sleeve diameter was 34 mm.
  • Table 1 shows the aspect ratio of the thermally expandable graphite and the composition of each compound. In the table, “-” means not contained.
  • L (mm) in the table corresponds to L shown in FIG. 4, and when the lower end of the first sleeve is above the upper end of the main body of the second sleeve, + (plus), Some cases are expressed as-(minus).
  • Test pieces (length 100 mm, width 100 mm, thickness 2.0 mm) prepared from the molded articles of the heat-expandable refractory resin materials of Examples 1 to 5 and Comparative Examples 1 and 2 obtained were supplied to an electric furnace. Then, after heating at 600 ° C. for 30 minutes, the thickness of the test piece was measured, and (thickness of the test piece after heating) / (thickness of the test piece before heating) was calculated as the expansion ratio.
  • the second sleeve weight residual ratio after the fire resistance test with respect to that before the fire resistance test was calculated and used as a measure of adhesion to concrete.
  • the sleeve was placed in an environment of ⁇ 10 ° C. for 1 week, and it was naturally dropped from a position 3 m high onto a concrete floor to check whether the sleeve was deformed or damaged. Evaluation was performed at N3. A case where there was no visible deformation and damage was evaluated as pass (PASS), and a case where there was deformation and damage even once was evaluated as fail (FAIL).
  • Tables 1 and 2 show the measurement results of the expansion ratio, residue hardness, residue shape retention, and fire resistance test of Examples 1 to 5 and Comparative Examples 1 and 2.
  • the thermal expansion material expanded sufficiently and the expansion residue was firmly held and the fire resistance test was PASS.
  • the residue was not firmly held and was FAIL.
  • the heat insulation structure was not formed by the expansion residue, the temperature of the pipe on the floor rose, the pipe was perforated, and the flame started.
  • Examples 6 to 10 A formulation containing the ingredients shown in Table 3 was fed to an injection molding machine as described above with respect to Examples 1-5 and Comparative Examples 1-2, and cylindrical at 170-190 ° C. A molded sleeve was formed by combining a ring cover, which is a thermal expansion molded body, and an expansion sleeve.
  • Example 6 polyvinyl chloride resin (degree of polymerization: 1000, referred to as “PVC”), and in Example 7, ethylene-vinyl acetate copolymer resin (Evaflex EV360, “EVA” manufactured by Mitsui DuPont Polychemical)
  • Example 8 ethylene-propylene-diene rubber (Mitsui Chemicals, Ltd., Mitsui EPT3092M, referred to as “EPDM”)
  • Example 9 bisphenol F type epoxy monomer (“E807”, manufactured by Yuka Shell) and diamine-based curing
  • an olefin-based thermoplastic elastomer Mitsubishi Chemical
  • Thermorun 3000 was used.
  • a long profile molded body having a beautiful surface at 170 to 190 ° C. can be injection-molded, and a molding sleeve (inner diameter 148 mm, height 150 mm, thickness 5 mm) is formed by combining a ring cover and an expansion sleeve. Obtained. There was no adhesion of the compound to the screw and mold after molding, and the moldability was good.

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Engineering & Computer Science (AREA)
  • Building Environments (AREA)

Abstract

La présente invention concerne un manchon 1 destiné à former un orifice traversant cloisonné dans un bâtiment et comprenant les éléments suivants : un premier manchon 10 ayant une partie corps principal 11 ; et un second manchon 20 ayant une partie corps principal thermiquement extensible 21 et pouvant être fixé au premier manchon 10. Dans un état dans lequel le premier manchon 10 et le second manchon 20 sont fixés, au moins une partie de la partie corps principal 21 du second manchon 20 est exposée.
PCT/JP2017/022011 2016-06-17 2017-06-14 Manchon pour former un orifice traversant cloisonné dans un bâtiment WO2017217472A1 (fr)

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JP2017537343A JP6908524B2 (ja) 2016-06-17 2017-06-14 建築物に区画貫通孔を形成するためのスリーブ
KR1020187020107A KR102338454B1 (ko) 2016-06-17 2017-06-14 건축물에 구획 관통공을 형성하기 위한 슬리브

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Citations (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4136707A (en) * 1976-08-31 1979-01-30 Pont-A-Mousson S.A. Fire-resisting device for piping extending through a wall
JPS617424Y2 (fr) * 1979-10-18 1986-03-06
JPH0527756Y2 (fr) * 1988-02-29 1993-07-15
JPH06257281A (ja) * 1993-03-06 1994-09-13 Daiwa House Ind Co Ltd コンクリート打設階上床スリーブ工法
JPH0828760A (ja) * 1994-07-22 1996-02-02 Furukawa Techno Material:Kk 防火区画体の可燃性長尺体貫通部における防火構造体
JPH08312840A (ja) * 1995-05-16 1996-11-26 Furukawa Techno Material:Kk 防火パイプ
JPH09105226A (ja) * 1995-10-11 1997-04-22 Fujimori Sangyo Kk 建築工事用スライドスリーブ
JP2004027554A (ja) * 2002-06-24 2004-01-29 Inaba Denki Sangyo Co Ltd 耐火構造物用貫通孔形成具
JP2006274643A (ja) * 2005-03-29 2006-10-12 Haseko Corp 貫通用スリーブ
JP2007315007A (ja) * 2006-05-25 2007-12-06 Sekisui Chem Co Ltd 防火措置構造
JP2008031799A (ja) * 2006-07-31 2008-02-14 Sekisui Chem Co Ltd 防火区画貫通部の施工方法及び防火区画貫通部構造
JP2012057320A (ja) * 2010-09-07 2012-03-22 Nichido Denko Kk Ａｌｃ防火区画貫通孔を形成する施工方法
JP2016223279A (ja) * 2015-05-29 2016-12-28 積水化学工業株式会社 スリーブおよび区画貫通構造
WO2017122793A1 (fr) * 2016-01-13 2017-07-20 積水化学工業株式会社 Structure de pénétration de cloison

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3346230A (en) * 1964-07-15 1967-10-10 Accessories Mfg Corp Const Pipe sleeve
US6694684B2 (en) * 2002-04-15 2004-02-24 3M Innovative Properties Company Pass through firestop device
KR20090000525U (ko) * 2007-07-13 2009-01-16 박종홍 건축용 관통슬리브
JP5529405B2 (ja) * 2008-09-12 2014-06-25 因幡電機産業株式会社 貫通孔用管保持具

Patent Citations (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4136707A (en) * 1976-08-31 1979-01-30 Pont-A-Mousson S.A. Fire-resisting device for piping extending through a wall
JPS617424Y2 (fr) * 1979-10-18 1986-03-06
JPH0527756Y2 (fr) * 1988-02-29 1993-07-15
JPH06257281A (ja) * 1993-03-06 1994-09-13 Daiwa House Ind Co Ltd コンクリート打設階上床スリーブ工法
JPH0828760A (ja) * 1994-07-22 1996-02-02 Furukawa Techno Material:Kk 防火区画体の可燃性長尺体貫通部における防火構造体
JPH08312840A (ja) * 1995-05-16 1996-11-26 Furukawa Techno Material:Kk 防火パイプ
JPH09105226A (ja) * 1995-10-11 1997-04-22 Fujimori Sangyo Kk 建築工事用スライドスリーブ
JP2004027554A (ja) * 2002-06-24 2004-01-29 Inaba Denki Sangyo Co Ltd 耐火構造物用貫通孔形成具
JP2006274643A (ja) * 2005-03-29 2006-10-12 Haseko Corp 貫通用スリーブ
JP2007315007A (ja) * 2006-05-25 2007-12-06 Sekisui Chem Co Ltd 防火措置構造
JP2008031799A (ja) * 2006-07-31 2008-02-14 Sekisui Chem Co Ltd 防火区画貫通部の施工方法及び防火区画貫通部構造
JP2012057320A (ja) * 2010-09-07 2012-03-22 Nichido Denko Kk Ａｌｃ防火区画貫通孔を形成する施工方法
JP2016223279A (ja) * 2015-05-29 2016-12-28 積水化学工業株式会社 スリーブおよび区画貫通構造
WO2017122793A1 (fr) * 2016-01-13 2017-07-20 積水化学工業株式会社 Structure de pénétration de cloison

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KR20190019042A (ko) 2019-02-26
KR102338454B1 (ko) 2021-12-10
JPWO2017217472A1 (ja) 2019-04-04

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