WO2006008036A1 - Procede d'interruption d'une conduite tubulaire existante et de creation simultanee d'une nouvelle conduite tubulaire dans le sol et dispositif de pose de tuyaux destine a la mise en oeuvre de ce procede - Google Patents

Procede d'interruption d'une conduite tubulaire existante et de creation simultanee d'une nouvelle conduite tubulaire dans le sol et dispositif de pose de tuyaux destine a la mise en oeuvre de ce procede Download PDF

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Publication number
WO2006008036A1
WO2006008036A1 PCT/EP2005/007575 EP2005007575W WO2006008036A1 WO 2006008036 A1 WO2006008036 A1 WO 2006008036A1 EP 2005007575 W EP2005007575 W EP 2005007575W WO 2006008036 A1 WO2006008036 A1 WO 2006008036A1
Authority
WO
WIPO (PCT)
Prior art keywords
pipe
lances
carriage
cutting
laying device
Prior art date
Application number
PCT/EP2005/007575
Other languages
German (de)
English (en)
Inventor
Christian Riede
Original Assignee
Christian Riede
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 Christian Riede filed Critical Christian Riede
Priority to EP05770482A priority Critical patent/EP1779021A1/fr
Publication of WO2006008036A1 publication Critical patent/WO2006008036A1/fr

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/28—Enlarging drilled holes, e.g. by counterboring
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
    • E21D9/04—Driving tunnels or galleries through loose materials; Apparatus therefor not otherwise provided for
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
    • E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
    • E21D9/08—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield
    • E21D9/087—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield with a rotary drilling-head cutting simultaneously the whole cross-section, i.e. full-face machines
    • E21D9/0873—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield with a rotary drilling-head cutting simultaneously the whole cross-section, i.e. full-face machines the shield being provided with devices for lining the tunnel, e.g. shuttering
    • 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
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/16—Devices for covering leaks in pipes or hoses, e.g. hose-menders
    • F16L55/162—Devices for covering leaks in pipes or hoses, e.g. hose-menders from inside the pipe
    • F16L55/165—Devices for covering leaks in pipes or hoses, e.g. hose-menders from inside the pipe a pipe or flexible liner being inserted in the damaged section
    • F16L55/1658—Devices for covering leaks in pipes or hoses, e.g. hose-menders from inside the pipe a pipe or flexible liner being inserted in the damaged section the old pipe being ruptured prior to insertion of a new pipe
    • 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
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/26—Pigs or moles, i.e. devices movable in a pipe or conduit with or without self-contained propulsion means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L2101/00—Uses or applications of pigs or moles
    • F16L2101/10—Treating the inside of pipes
    • F16L2101/16—Coating by application of fluent materials, e.g. painting

Definitions

  • the invention has for its object to provide a method for breaking an existing pipeline and simultaneously creating a new pipeline in the ground, with a new pipeline defined wall thickness can be achieved.
  • a pipe Ver ⁇ laying device of the type mentioned is to be created, with a new Rohrlei ⁇ tion defined wall thickness can be achieved in a structurally simple manner.
  • the pipe laying device with the characterizing features of claim 1. It is provided that the Collins ⁇ carriage is surrounded by a ring shield at a distance and that the concrete or plastic by means of the spray nozzles in a space between the outer surface of the carrier carriage and the inner wall of the ring shield can be introduced. According to the invention, therefore, the concrete or plastic is not sprayed onto the surrounding soil, but an outer formwork in the form of the annular shield is provided, which defines and shuts off the outer surface of the new pipeline to be created.
  • the cross-sectional shape of the new pipeline is defined by the intermediate space between the outer surface of the support carriage and the spaced inner wall of the annular shield, so that the new pipeline to be created over its entire length a predetermined cross section and in particular a predetermined Wall thickness possesses.
  • the annular shield with its rear, the Vorretesrich ⁇ direction remote end rests on the outer wall of the new pipe, so that the Russian mousseende gap is limited on its rear, the advancing direction of the pipe-laying device side facing away from the previously ge spritzten section of the new pipeline.
  • the spray nozzles are arranged on a holding part which is arranged on the outer surface of the carrier carriage and can surround it partially or completely.
  • the holding part is seated within the intermediate space between the outer surface of the support carriage and the inner circumference of the annular shield and, moreover, can serve as radial support for the annular shield.
  • a plurality of lances distributed over the circumference of the support carriage are arranged, which preferably form a closed annular sleeve around the cutting or milling device.
  • the breaking off of the existing pipeline takes place within the closed ring sleeve formed by the lances and is thus protected against external influences.
  • the lances or the annular sleeve form a guide for the movement of the carrier carriage and the cutting or milling device through the soil.
  • a high stability of the ring sleeves formed by the lances is achieved when adjacent lances are engaged with each other in a further development of the invention, but they nevertheless remain axially displaceable relative to each other.
  • the mutual engagement is preferably achieved by a form-fitting by engaging in guide grooves holding parts in the manner of a tongue and groove engagement.
  • the action of external water on the cutting or milling device can be avoided or at least reduced be when at least some lances compressed air nozzles are arranged to produce an air cushion, which retains the umge ⁇ bende water.
  • rinsing nozzles can be arranged on at least some lances with which a pressurized liquid, in particular water, can be applied to the surrounding soil at the front end of the lances.
  • the lances After the lances have been brought into a predetermined position relative to the carrier carriage by axial movement, they should maintain this position as reliably as possible. This can be achieved in the development of the invention if the lances have catch elements on their radial outer side, which can be engaged with the surrounding soil.
  • the engagement elements may, for example, be deployable anchors or also deployable barbs which prevent the lances from retracting in the direction of the trailing carrier gantry.
  • the train head thus held stationary can then be hydraulically nachgezo ⁇ the carrier car with the cutting or milling device until it is again located near the pulling head. Then, the connection between the pulling head and the carrier car is released and the pulling head is hydraulically prepared ⁇ drive or pulled forward by means of the hawser in the Homeland sermonden pipe by a predetermined amount, while the carrier car stops. Then the pulling head is fixed again in the broken pipe and tightened the carrier car.
  • the pulling head can be pulled by means of the pull rope through the ab ⁇ breaking pipe, the carrier car is taken.
  • a traction head is arranged in the direction of advance in front of the cutting or milling device and thus in front of the carrier carriage, which is axially extended and then fixed relative to the cutting or milling device within the aborted pipeline. Subsequently, the carrier carriage is tightened together with the cutting or milling device, wherein the existing, to be broken off pipeline is removed. The lances, which form a substantially closed annular sleeve around the cutting or milling device, are extended axially in the direction of advance before retightening of the carrier carriage.
  • FIG. 1 shows a schematic sectional view of the pipe laying device according to the invention in a first phase of a power stroke
  • Figure 2 shows the pipe laying apparatus according to claim 1 in a second phase of the power stroke
  • the figures show a pipe laying device 10 for breaking an existing pipe R A while simultaneously creating a new pipe R N in a soil.
  • the pipe laying apparatus 10 comprises a support carriage 13, which is shown schematically as a circular cylinder in the illustrated embodiment and carries at its front, pointing in working or driving direction A end of a cutting or milling device 11 of known design, which is preferably designed as a rotating shield as indicated by the arrow R.
  • a traction head 12 is provided, which comprises a traction cylinder 12c pointing in the axial direction or advancing direction A and a traction piston 12b which can be retracted into the traction cylinder 12c and out of it
  • Axial direction is extendable, as indicated by the double arrow Z.
  • radially effective retaining elements 12a are arranged on the tension piston 12b .
  • the traction head 12 protrudes into the inside of the pipe R A to be broken off during operation of the pipe laying device 10.
  • the pulling piston 12b can be clamped to the wall of the pipe R A to be broken off and thus held stationary in it.
  • the cutting or milling device 11 At the rear, the cutting or milling device 11 beautuying end and thus against the advancing direction A unspecified supply and Ab technologicalleitun ⁇ conditions 20 and 21 are provided by means of the pipe-laying device 10, for example, with electrical energy - How 1-65° concrete or plastic can be supplied.
  • a waste space resulting during operation of the pipe laying device can be removed through the disposal line 21, as indicated by the arrow E.
  • Lances 14 extending axially forwards are provided on the outer surface of the support carriage 13, wherein adjacent lances 14 engage with one another, but are displaceable relative to one another.
  • the lances 14 form a closed annular sleeve (see Fig. 3), the
  • Cutting or milling device 11 completely surrounds and at a distance around the aborted pipe R A around angeord ⁇ net are.
  • the lances 14 at their front end carry compressed air nozzles 23 for producing an air cushion which is intended to prevent excessive entry of water located in the ground.
  • the compressed-air nozzles 23 are in the illustrated embodiment radially inward NEN, ie directed against the outer wall of the aborted pipe R A pipe.
  • the lances 14 carry, at their front end pointing in the direction of advance A, a plurality of rinsing nozzles 24, with which a pressurized liquid, in particular water, can be discharged in order to loosen obstacles and solid soil so that it can be removed from the subsequent cutting line. or milling device 11 can be dismantled in a simple manner.
  • Eingriffs ⁇ elements 15 are arranged on the radial outer side of the lances 14, which are adjustable between a retracted, substantially flat on the outside of the lance 14 abutting non-functional position of FIG. 1 and an auf ⁇ position engaged, in which they engage in the surrounding soil and prevent the associated lance 14 can be moved against the advancing direction A.
  • the lances 14 On their rear end facing away from the advancing direction A, the lances 14 have a section of reduced outer diameter with the formation of a step 26.
  • a circumferential annular shield 15 At the rear end on the outer surface of the lances 14 there is a circumferential annular shield 15 whose radial thickness is Substantially corresponds to the height of the step 26, so that it protrudes radially in projection over the front, pointing in the direction of advance A section of the lancesdorf ⁇ .
  • the ring shield 15 surrounds the carrier carriage 13 at a distance and is held stationary thereon.
  • the retaining ring 17 In the illustrated Embodiment is on the support carriage 13 a um convinced ⁇ the retaining ring 17 is provided which serves as a radially inner Aufla ⁇ ger for the ring shield 15.
  • the annular shield 15 is located at its front end in ist ⁇ sealed manner on the rear portion of the lances 14 which are adjustable relative to the annular shield 15 and the carrier carriage 13 in the axial direction. At its rear end facing away from the advancing direction A, the annular plate 15 rests on the outer surface of the newly created pipe line R N , so that the intermediate space 25 filled with concrete or plastic is precisely defined and the new pipe R N is a receives predetermined cross-section.
  • a first step the radial brackets 12 a of the tension piston 12 b are released from the inner wall of the broken pipe R A and by applying a tensile force on a pull rope 22, which runs through the broken pipe R A to the target shaft, not shown, is the Pulling piston 12b out of the pulling cylinder 12c, which is at the Trä- is pulled out into the solid position shown in Fig. 2, whereupon the radial brackets 12a are clamped to the inner wall of the aborted pipe R A , whereby the tension piston 12 is held stationary relative to the aborted pipe R A.
  • the lances 14 are extended either individually, in groups or in their entirety axially in the direction of advance A.
  • a lance 14 e.g. the lower lance 14 shown in FIG. 2 has reached its axial end position
  • the radially outer engagement elements 15 are set up and brought into engagement with the surrounding ground so that the lance 14 can not be retracted counter to the advancing direction A.
  • the rear end of the lance 14 is still arranged in the extended position between the carrier car 13 and the surrounding annular shield 15, so that the space between the carrier car 13 and the annular shield 15 is sealed off.
  • the tension piston 12b is retracted into the tension cylinder 12c. Since the tension piston 12b is held stationary by the holding elements 12a, the tension cylinder 12c is tracked in the feed direction A. Since the pull cylinder 12c is connected to the carrier carriage 13 and the cutting or milling device 11, the carrier carriage 13 is thereby also moved in the feed direction A, wherein the cutting or milling device 11 is the end of the pipeline to be dismantled, counter to the advancing direction A. R A and the surrounding soil within the annular sleeve formed by the lances 14 degraded.

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  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • General Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)

Abstract

L'invention concerne un dispositif de pose de tuyaux destiné à l'interruption d'une conduite tubulaire existante et de création simultanée d'une nouvelle conduite tubulaire dans le sol, comportant un chariot support pouvant être déplacé dans le sol, portant un dispositif de découpe et de fraisage destiné à interrompre une conduite tubulaire existante. La périphérie du chariot support comporte plusieurs lances réparties, pouvant être déployées axialement dans le sens d'avancement, ainsi que plusieurs buses de pulvérisation destinées à distribuer du béton ou du plastique pour la création d'une nouvelle conduite tubulaire. Selon l'invention, le chariot support est entouré par un bouclier annulaire à distance et le béton ou le plastique peut être injecté, par l'intermédiaire des buses de pulvérisation, dans l'espace intermédiaire situé entre la surface extérieure du chariot support et la paroi intérieure du bouclier annulaire.
PCT/EP2005/007575 2004-07-15 2005-07-13 Procede d'interruption d'une conduite tubulaire existante et de creation simultanee d'une nouvelle conduite tubulaire dans le sol et dispositif de pose de tuyaux destine a la mise en oeuvre de ce procede WO2006008036A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP05770482A EP1779021A1 (fr) 2004-07-15 2005-07-13 Procede d'interruption d'une conduite tubulaire existante et de creation simultanee d'une nouvelle conduite tubulaire dans le sol et dispositif de pose de tuyaux destine a la mise en oeuvre de ce procede

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102004034059.5 2004-07-15
DE102004034059A DE102004034059A1 (de) 2004-07-15 2004-07-15 Verfahren zum Abbrechen einer bestehenden Rohrleitung und gleichzeitigen Erstellen einer neuen Rohrleitung im Erdreich sowie Rohr-Verlegevorrichtung zur Durchführung des Verfahrens

Publications (1)

Publication Number Publication Date
WO2006008036A1 true WO2006008036A1 (fr) 2006-01-26

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ID=35079156

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Application Number Title Priority Date Filing Date
PCT/EP2005/007575 WO2006008036A1 (fr) 2004-07-15 2005-07-13 Procede d'interruption d'une conduite tubulaire existante et de creation simultanee d'une nouvelle conduite tubulaire dans le sol et dispositif de pose de tuyaux destine a la mise en oeuvre de ce procede

Country Status (3)

Country Link
EP (1) EP1779021A1 (fr)
DE (1) DE102004034059A1 (fr)
WO (1) WO2006008036A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110306616A (zh) * 2019-08-02 2019-10-08 中交上海航道局有限公司 一种污水管道的施工方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4391553A (en) * 1980-07-09 1983-07-05 Gewerkschaft Eisenhutte Westfalia Hydraulic control systems for and methods of controlling the operation of tunnelling apparatus
US4674913A (en) * 1983-03-22 1987-06-23 Shinichi Matsuda Apparatus for construction of continuous article having bores
DE10151925A1 (de) 2001-10-20 2003-08-21 Christian Riede Verfahren und Vorrichtung zum Abbruch bestehender und gleichzeitige Herstellung neuer, im Erdreich verlegter Rohre

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4391553A (en) * 1980-07-09 1983-07-05 Gewerkschaft Eisenhutte Westfalia Hydraulic control systems for and methods of controlling the operation of tunnelling apparatus
US4674913A (en) * 1983-03-22 1987-06-23 Shinichi Matsuda Apparatus for construction of continuous article having bores
DE10151925A1 (de) 2001-10-20 2003-08-21 Christian Riede Verfahren und Vorrichtung zum Abbruch bestehender und gleichzeitige Herstellung neuer, im Erdreich verlegter Rohre

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110306616A (zh) * 2019-08-02 2019-10-08 中交上海航道局有限公司 一种污水管道的施工方法

Also Published As

Publication number Publication date
DE102004034059A1 (de) 2006-02-09
EP1779021A1 (fr) 2007-05-02

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