WO2013037766A1 - Élément de cuvelage avec couche d'étanchéité thermoplastique - Google Patents

Élément de cuvelage avec couche d'étanchéité thermoplastique Download PDF

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Publication number
WO2013037766A1
WO2013037766A1 PCT/EP2012/067725 EP2012067725W WO2013037766A1 WO 2013037766 A1 WO2013037766 A1 WO 2013037766A1 EP 2012067725 W EP2012067725 W EP 2012067725W WO 2013037766 A1 WO2013037766 A1 WO 2013037766A1
Authority
WO
WIPO (PCT)
Prior art keywords
tubbing
thermoplastic
schott layer
schott
layer
Prior art date
Application number
PCT/EP2012/067725
Other languages
German (de)
English (en)
Inventor
Ulrich K. Weber
Klaus Meyer
Original Assignee
Sika Technology Ag
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 Sika Technology Ag filed Critical Sika Technology Ag
Priority to JP2014529024A priority Critical patent/JP2014529020A/ja
Priority to CN201280036704.3A priority patent/CN103717836A/zh
Priority to EP12756491.2A priority patent/EP2756168A1/fr
Priority to BR112014003991A priority patent/BR112014003991A2/pt
Priority to RU2013155987/03A priority patent/RU2013155987A/ru
Priority to IN189MUN2014 priority patent/IN2014MN00189A/en
Publication of WO2013037766A1 publication Critical patent/WO2013037766A1/fr
Priority to US14/206,519 priority patent/US20140193204A1/en

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
    • E21D11/04—Lining with building materials
    • E21D11/08—Lining with building materials with preformed concrete slabs
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
    • E21D11/38—Waterproofing; Heat insulating; Soundproofing; Electric insulating
    • E21D11/385—Sealing means positioned between adjacent lining members
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
    • E21D11/003—Linings or provisions thereon, specially adapted for traffic tunnels, e.g. with built-in cleaning devices

Definitions

  • the present invention relates to a tubbing made of concrete for
  • Tunnel boring machine picked up by a Tübbingversetz appeared, the so-called “Erector” and assembled into a tubbing ring. After the tunnel boring machine has been propelled by hydraulic presses against the recently installed segments, a new tubbing ring is installed in the shield's protection. In this way, the machine "tubbing around tubbing ring” works through the ground, the remaining between tunnel (tubbing ring) and bottom annular gap is continuously filled with mortar to z. B. Prevent subsidence.
  • Segment construction manufactured in segmental lining method In all of these Fields of application, however, whether to maintain a perfect hygienic drinking water quality, or to avoid malfunction by penetrating to the electrical lines earth moisture increased
  • Object of the present invention is therefore Tuebings
  • the core of the invention is therefore a tubbing made of concrete for covering a tunnel, in particular a traffic tunnel, wherein the tubbing has a convex-curved outer surface and the outer surface opposite concave-curved inner surface and wherein the tubbing is provided on its outer surface with a thermoplastic Schott layer.
  • the thermoplastic Schott layer is further on all the outer surface
  • the tubbing has a ring segment-shaped structure with a concavely curved inner surface, which is directed to the tunnel interior in the installed state, and an opposite, convexly curved outer surface, which is directed to the surrounding soil in the installed state.
  • These two surfaces are connected laterally via four further surfaces, two longitudinal side surfaces, which in the installed state to the corresponding Longitudinal side surfaces of the adjacent tubbing bear the same tubbing ring, and two end faces, which in the installed state to the
  • the tubbing preferably has an outer surface of the frame-shaped circumferential recess and the Schott layer engages in the recess.
  • the Schott layer fills the recess at least partially, in particular completely.
  • tubbing according to the invention no separate second operation is required for the final sealing of the concave-curved outer surfaces of the tubbings facing the exterior of the tunnel. Also eliminates a possible second tubbing ring. Furthermore, tubbings with smaller wall thicknesses can be used / manufactured, as they are far superior to conventional tubbings in terms of waterproofness and resistance to corrosive groundwater. Both lead to one
  • tubbing according to the invention permits the use of alternative, less watertight and less corrosion-resistant types of concrete.
  • segmental rings made from segments according to the invention have excellent rear-run safety and tightness. Further advantageous embodiments of the invention will become apparent from the dependent claims.
  • FIG. 1 shows a lateral cross section through a tubbing.
  • FIG. 2 shows a further lateral cross section through a tubbing.
  • FIG. 3 shows parts of a further lateral cross section through a tubbing with an injection opening.
  • FIG. 4 shows parts of a lateral cross section through two
  • FIG. 5 shows a side view of a tubbing without the thermoplastic Schott layer.
  • the tubbing 1 is provided on its convex-curved outer surface 2 with a thermoplastic Schott layer 4.
  • the thermoplastic Schott layer is further arranged on all of the outer surface facing sides of the outer side surfaces (longitudinal side surfaces 7 and end faces 8), in Figure 1, the two longitudinal side surfaces 7 are shown.
  • an excellent composite of the thermoplastic Schott layer 4 with the tubbing and a high rear safety are guaranteed.
  • by increasing the contact area of the contacting thermoplastic Schott layers as opposed to, for example, a Schott layer which has an arrangement on all of the outer surface
  • thermoplastic Schott layer 4 is fully bonded to the outer surface 2, in particular glued, resulting in a
  • thermoplastic Schott layer 4 In order to be as suitable as a thermoplastic Schott layer 4, it should be as waterproof as possible and even under prolonged influence of water or moisture, do not decompose or be mechanically damaged. In particular, such materials are suitable as the thermoplastic Schott layer, as they are already used in the prior art for sealing purposes in building construction and civil engineering.
  • thermoplastic Schott layer is made of a material having a softening point of more than 110 ° C, preferably between 140 ° C and 170 ° C.
  • the thermoplastic Schott layer should advantageously have an at least low degree of elasticity, for example, caused by differences in temperature caused by expansion differences between the thermoplastic Schott layer and tubbing
  • thermoplastic Schott layer contains
  • thermoplastic polyolefins and / or polyvinyl chloride (PVC).
  • PVC polyvinyl chloride
  • thermoplastic bulkhead comprises material selected from the group consisting of high density polyethylene (HDPE), medium density polyethylene (MDPE), low density polyethylene (LDPE), polyethylene (PE), polypropylene (PP),
  • HDPE high density polyethylene
  • MDPE medium density polyethylene
  • LDPE low density polyethylene
  • PE polyethylene
  • PP polypropylene
  • PET Polyethylene terephthalate
  • PS polystyrene
  • PVC polyvinyl chloride
  • PA polyamides
  • EVA ethylene-vinyl acetate
  • TPO thermoplastic polyolefins
  • the thermoplastic Schott layer consists of more than 50 wt .-%, particularly preferably more than 80 wt .-%, of the aforementioned materials.
  • the thermoplastic Schott layer advantageously has a layer thickness in the millimeter range, typically between 0.2 and 15 mm, preferably between 1 and 2 mm.
  • thermoplastic Schott layer For example, corona treatment, fluorination and flame treatment of the thermoplastic Schott layer, the adhesion of the thermoplastic Schott layer can be improved on the tubbing.
  • thermoplastic Schott layer 4 preferably has a water-swellable profile 6, which is arranged on the side facing away from the outer side surfaces (7, 8), as can be seen in FIG. 2, FIG. 3 and FIG.
  • the water-swellable profile 6 contains water-swellable materials.
  • water-swellable materials in the present document means materials which on contact with water increase their volume to a multiple, typically between 200 and 1000% of the original volume
  • certain water-swellable materials can also react chemically with water of such water-swellable materials are polyurethane-based bulking agents, in particular silane-modified polymers obtained by
  • Moisture to a resilient product is bentonite-butyl rubbers or the acrylic acid-based polymers grouped under the name "superabsorbent” (Superabsorbent Polymers, SAP), typically copolymers of acrylic acid and sodium acrylate, for example from BASF SE, Germany.
  • SAP Superabsorbent Polymers
  • the water-swellable profile 6 further contains materials as described above as being preferred for the thermoplastic Schott layer 4. This is to the advantage that the water-swellable profile 6 can be well connected to the thermoplastic Schott layer 4, for example by welding, gluing and / or
  • water-swellable profile 6 is advantageous in that thereby the water-swellable profile 6 comes to lie at the joints between two tubbing, as is visible for example in Figure 4.
  • the tubbing preferably has an outer surface 2
  • FIG. 5 shows, in a lateral plan view, the recess 5 of the tubbing circumscribing the outer surface 2 in the manner of a frame without the thermoplastic
  • the Schott layer fills the recess at least partially, in particular completely.
  • the recess is arranged in the contact area of the outer surface 2 with the outer side surfaces 7 and 8. This has the advantage, among other things, that the tubbing is less susceptible to damage during manufacture, transport or installation, because mechanical load peaks occur, especially at the side edges. Next, this is a high accuracy of fit to the
  • the tubbing preferably has a the outer side surfaces (7, 8) circumferential sealing groove 9, in which a sealing body 10 is arranged, as can be seen in Figure 2.
  • the sealing groove is formed in the tubbing and is located therein, typically pressed
  • the sealing body 10 is typically a hollow body.
  • materials are suitable which are known as sealing materials for sealing rings and / or materials as they were previously described as a swellable material.
  • the sealing body 10 consists of ethylene-propylene-diene rubber (EPDM).
  • the tubbing preferably has a sealing coating 11 between the outer surface 2 and the thermoplastic Schott layer 4, as can be seen in FIG. 2 and FIG.
  • the sealing coating is selected from the group consisting of methacrylate resin, polyester resin, epoxy resin, polyurethane and polyurea. Particularly preferred as a sealing coating is epoxy resin.
  • Such a sealing coating 1 1 is advantageous in that thereby the tubbing is protected from the ingress of moisture. This further enhances the sealing effect of the tubbing. Further, in the manufacture of the tubbing a strong loss of moisture in the
  • the sealing Coating 1 1 is typically applied by spraying or brushing on the tubbing.
  • the sealing coating 11 is arranged at least partially on all outer side surfaces (7, 8), in particular on the region between the recess 5 and the
  • sealing body 10 are all materials in question, which are suitable to reduce the passage of liquids, especially water, respectively to prevent.
  • the sealing body is made of a thermoplastic or a thermoplastic elastomer.
  • Thermoplastic elastomers have the advantage that the sealing body characterized by a good elasticity against horizontal and vertical displacements, in particular
  • thermoplastic elastomers are used in this document
  • thermoplastic elastomers understood that combine the mechanical properties of vulcanized elastomers with the processability of thermoplastics.
  • thermoplastic elastomers are block copolymers having hard and soft segments or so-called polymer alloys having correspondingly thermoplastic and elastomeric ones
  • the tubbing preferably has an adhesive layer 12 between the outer surface 2 and the thermoplastic Schott layer 4.
  • adhesive layer 12 are all materials in question, which are suitable to ensure a solid bond of the thermoplastic Schott layer 4 on the tubbing.
  • the adhesive layer consists of a structural adhesive, in particular a reaction adhesive based on phenolic resin, epoxy resin, polyimides or polyurethane, a pressure-sensitive adhesive and / or a
  • melt adhesive This ensures a good bond and good adhesion between the outer surface 2 and the thermoplastic Schott layer 4 and thus reduces the detachment of the thermoplastic Schott layer and thus a failure of the seal.
  • Structural adhesives, pressure-sensitive adhesives and hot melt adhesives are generally known to the person skilled in the art and are described in CD Römpp Chemie Lexikon, Version 1 .0, Georg Thieme Verlag, Stuttgart.
  • the adhesive layer 12 is the
  • sealing coating 1 1 i. the sealing coating 1 1 leads in addition to its sealing function against water even to a
  • thermoplastic Schott layer 4 Bonding between the thermoplastic Schott layer 4 and the outer surface 2 of the tubbing.
  • the tubbing can have injection openings 13. They penetrate the tubbing from the convex-arched one
  • Tunnel lining (tubbing ring) and surrounding soil remaining annular gap continuously filled with mortar.
  • the injection openings 13 can additionally
  • the injection material hardens after introduction into the intermediate region and thereby expands and / or is water-swelling in the hardened state.
  • the injection material is preferably selected from the list consisting of polyurethane, epoxy resin, acrylates and mineral
  • the injection material contains water-swellable materials.
  • the injection material is a Sika® Injection series of products such as Sika® Injection-201 CE, Sika® Injection-201 RC, Sika® Injection-203, Sika® Injection-451, Sika® Injection-304, Sika ® Injection-305, Sika® Injection-306, the Sika® InjectoCem series, such as Sika® lnjectoCem-190 or Sikadur®-52 Injection.
  • this can with the help of a one- or two-component pump via filling and injection hoses
  • the tubbing is preferably suitable for tunnels with a diameter of 0.5-50 m.
  • Another aspect of the invention relates to a building, in particular a tunnel, comprising a tubbing according to the invention. LIST OF REFERENCE NUMBERS

Landscapes

  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Lining And Supports For Tunnels (AREA)
  • Laminated Bodies (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)

Abstract

L'invention concerne un élément de cuvelage, destiné à l'habillage d'un tunnel, en particulier d'un tunnel routier, qui présente une surface extérieure convexe et une surface intérieure concave opposée à la surface extérieure. La surface extérieure de cet élément de cuvelage est dotée d'une couche d'étanchéité thermoplastique, ladite couche d'étanchéité étant disposée en outre sur toutes les faces des surfaces latérales extérieures qui sont dirigées vers la surface extérieure. L'élément de cuvelage présente de préférence un dégagement qui s'étend sur le pourtour de la surface extérieure à la manière d'un cadre et la couche d'étanchéité pénètre dans ce dégagement.
PCT/EP2012/067725 2011-09-12 2012-09-11 Élément de cuvelage avec couche d'étanchéité thermoplastique WO2013037766A1 (fr)

Priority Applications (7)

Application Number Priority Date Filing Date Title
JP2014529024A JP2014529020A (ja) 2011-09-12 2012-09-11 熱可塑性密封層を有するタビング
CN201280036704.3A CN103717836A (zh) 2011-09-12 2012-09-11 具有热塑性隔层的预制管片
EP12756491.2A EP2756168A1 (fr) 2011-09-12 2012-09-11 Élément de cuvelage avec couche d'étanchéité thermoplastique
BR112014003991A BR112014003991A2 (pt) 2011-09-12 2012-09-11 tubagem com uma camada de vedação termoplástica
RU2013155987/03A RU2013155987A (ru) 2011-09-12 2012-09-11 Тюбинг, содержащий термопластичный герметизирующий слой
IN189MUN2014 IN2014MN00189A (fr) 2011-09-12 2012-09-11
US14/206,519 US20140193204A1 (en) 2011-09-12 2014-03-12 Tubbing having a thermoplastic sealing layer

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP11180966.1 2011-09-12
EP11180966A EP2568113A1 (fr) 2011-09-12 2011-09-12 Cuvelage doté d'une couche de séparation étanche thermoplastique

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US14/206,519 Continuation US20140193204A1 (en) 2011-09-12 2014-03-12 Tubbing having a thermoplastic sealing layer

Publications (1)

Publication Number Publication Date
WO2013037766A1 true WO2013037766A1 (fr) 2013-03-21

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ID=46826532

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2012/067725 WO2013037766A1 (fr) 2011-09-12 2012-09-11 Élément de cuvelage avec couche d'étanchéité thermoplastique

Country Status (8)

Country Link
US (1) US20140193204A1 (fr)
EP (2) EP2568113A1 (fr)
JP (1) JP2014529020A (fr)
CN (1) CN103717836A (fr)
BR (1) BR112014003991A2 (fr)
IN (1) IN2014MN00189A (fr)
RU (1) RU2013155987A (fr)
WO (1) WO2013037766A1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104884214A (zh) * 2013-01-18 2015-09-02 Sika技术股份公司 制造具有热塑性阻隔层的丘宾筒片的方法
DE102013109594A1 (de) * 2013-09-03 2015-03-19 MAX BÖGL Fertigteilwerke GmbH & Co. KG Tübbing mit einer gegossenen Schutzschicht sowie Verfahren zur Herstellung eines derartigen Tübbings
PT2921643T (pt) * 2014-03-21 2020-08-26 Herrenknecht Ag Elemento de proteção, elemento de betão e processo para a produção de um elemento de betão
FR3021346B1 (fr) * 2014-05-21 2016-07-29 Constructions Mec Consultants Element de construction pour la realisation d'un tunnel, tunnel comprenant un tel element et procedes de fabrication d'un tel element et d'un tel tunnel
EP3101041B1 (fr) * 2015-06-04 2019-09-04 Sika Technology AG Composition d'acrylate destinée à l'étanchéité de tunnels souterrains
CN106593487B (zh) * 2017-02-03 2018-09-11 天津大学 用于隧道联络通道处冻结法施工的可拆卸钢管段施工方法
JP7131105B2 (ja) 2018-06-11 2022-09-06 日本製鉄株式会社 セグメント
EP3591166B1 (fr) * 2018-07-02 2021-06-02 Herrenknecht Aktiengesellschaft Soutènement de tunnel composé d'au moins deux éléments en béton

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WO2005024183A1 (fr) * 2003-09-09 2005-03-17 Aldo Ceresola Element en beton pour cuveler un tunnel
DE102006031832A1 (de) * 2006-07-07 2008-01-17 Bilfinger Berger Ag Bauteil und ein Verfahren zur Herstellung eines Bauteils
DE202009014571U1 (de) * 2009-10-28 2010-03-25 Dw Betonrohre Gmbh Tübbing
EP2239416A2 (fr) * 2009-04-02 2010-10-13 Herold Kunststofftechnik Segment de cuvelage en béton et son procédé de fabrication

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WO2005024183A1 (fr) * 2003-09-09 2005-03-17 Aldo Ceresola Element en beton pour cuveler un tunnel
DE102006031832A1 (de) * 2006-07-07 2008-01-17 Bilfinger Berger Ag Bauteil und ein Verfahren zur Herstellung eines Bauteils
EP2239416A2 (fr) * 2009-04-02 2010-10-13 Herold Kunststofftechnik Segment de cuvelage en béton et son procédé de fabrication
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See also references of EP2756168A1

Also Published As

Publication number Publication date
BR112014003991A2 (pt) 2017-03-07
EP2756168A1 (fr) 2014-07-23
RU2013155987A (ru) 2015-10-20
US20140193204A1 (en) 2014-07-10
EP2568113A1 (fr) 2013-03-13
CN103717836A (zh) 2014-04-09
IN2014MN00189A (fr) 2015-08-21
JP2014529020A (ja) 2014-10-30

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