Classifications

• • E—FIXED CONSTRUCTIONS
  • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
  • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
  • E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
  • E02D5/22—Piles
  • E02D5/52—Piles composed of separable parts, e.g. telescopic tubes ; Piles composed of segments
  • E02D5/523—Piles composed of separable parts, e.g. telescopic tubes ; Piles composed of segments composed of segments
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B28—WORKING CEMENT, CLAY, OR STONE
  • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
  • B28B23/00—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects
  • B28B23/02—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects wherein the elements are reinforcing members
  • B28B23/022—Means for inserting reinforcing members into the mould or for supporting them in the mould
  • B28B23/024—Supporting means
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B28—WORKING CEMENT, CLAY, OR STONE
  • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
  • B28B23/00—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects
  • B28B23/02—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects wherein the elements are reinforcing members
  • B28B23/022—Means for inserting reinforcing members into the mould or for supporting them in the mould
  • B28B23/024—Supporting means
  • B28B23/026—Mould partitionning elements acting as supporting means in moulds, e.g. for elongated articles
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B28—WORKING CEMENT, CLAY, OR STONE
  • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
  • B28B23/00—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects
  • B28B23/02—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects wherein the elements are reinforcing members
  • B28B23/18—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects wherein the elements are reinforcing members for the production of elongated articles
• • E—FIXED CONSTRUCTIONS
  • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
  • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
  • E02D27/00—Foundations as substructures
  • E02D27/01—Flat foundations
  • E02D27/016—Flat foundations made mainly from prefabricated concrete elements
• • E—FIXED CONSTRUCTIONS
  • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
  • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
  • E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
  • E02D5/22—Piles
  • E02D5/52—Piles composed of separable parts, e.g. telescopic tubes ; Piles composed of segments
  • E02D5/523—Piles composed of separable parts, e.g. telescopic tubes ; Piles composed of segments composed of segments
  • E02D5/526—Connection means between pile segments
• • E—FIXED CONSTRUCTIONS
  • E04—BUILDING
  • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
  • E04C3/00—Structural elongated elements designed for load-supporting
  • E04C3/30—Columns; Pillars; Struts
  • E04C3/34—Columns; Pillars; Struts of concrete other stone-like material, with or without permanent form elements, with or without internal or external reinforcement, e.g. metal coverings
• • 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
  • E04B1/38—Connections for building structures in general
  • E04B1/41—Connecting devices specially adapted for embedding in concrete or masonry
  • E04B2001/4192—Connecting devices specially adapted for embedding in concrete or masonry attached to concrete reinforcing elements, e.g. rods or wires

Definitions

• the present invention relates to a pile joint, a casting guide, and a method for manufacturing a concrete pile according to the preambles of the appended independent claims.
• the invention also relates to a concrete pile having a pile joint in at least one of its ends.
• the pile joint is intended to be attached to an end of a concrete pile in such a manner that the bottom plate is essentially perpendicular to the longitudinal axis of the concrete pile.
• a first side of the bottom plate is intended to be arranged against a first side of a bottom plate of another pile joint when concrete piles are joined together.
• a second side of the bottom plate is intended to be arranged against an end of a concrete pile element of the pile.
• the bottom plate is preferably square or rectangular.
• the length and width of the bottom plate can be, for example, 150-600 mm.
• the thickness of the bottom plate can be, for example, 1.5-20 mm.
• the bottom plate is preferably made of steel.
• the through-holes can be located close to corners of the bottom plate.
• the diameter of the through-holes can be, for example, 15-80 mm.
• the reinforcement bars are attached to the locking elements.
• the reinforcement bars are used to ensure that the pile joint remains firmly attached to an end of a concrete pile.
• the reinforcement bars are essentially perpendicular to the bottom plate.
• the reinforcement bars are preferably made of steel.
• the length of the reinforcement bars can be, for example, 400-2000 mm.
• the diameter of the reinforcement bars can be, for example, 10-32 mm.
• An advantage of the pile joint according to the invention is that because the locking elements are not attached to the bottom plate, the pile joint is easy to handle and transport.
• the pile joint according to the invention can be handled and transported in pieces, which reduces the risk of bending the bottom plate and the reinforcement bars.
• Another advantage of the pile joint according to the invention is that it enables mass customisation of pile joints, wherein the task of differentiating a pile joint for a specific customer can be postponed until the point where a concrete pile is manufactured.
• Yet another advantage of the pile joint according to the invention is that it facilitates the manufacturing of a concrete pile.
• Yet another advantage of the pile joint according to the invention is that it can be transported cost-efficiently.
• At least one of the locking elements comprises a collar having a diameter larger than the diameter of the through-hole.
• the locking element is inserted into the through-hole in such a manner that the collar is located at the same side of the bottom plate with the reinforcement bar, i.e., at the second side of the bottom plate.
• the collar prevents the locking element going through the through-hole when the locking element is pulled from the first side of the bottom plate.
• a casting guide that is used in the manufacturing of a concrete pile can be attached to the pile joint so that the collar of the locking element is pulled against the second side of the bottom plate.
• each locking element comprises a collar having a diameter larger than the diameter of the through-hole into which the locking element is inserted.
• the diameter of the collar can be, for example, less than 20 mm larger than the diameter of the through-hole.
• At least one of the locking elements comprises a transverse through-hole.
• the transverse through-hole can be utilised in locking pile joints together, wherein a locking pin is inserted through transverse through-holes of an interconnected locking dowel and locking housing.
• the transverse through-hole can also be utilised in the manufacturing of a concrete pile to lock a casting guide to the pile joint.
• the transverse through-hole can be arranged close to an end of the locking element.
• the diameter of the transverse through-hole can be, for example, 10-40 mm.
• each locking element comprises a transverse through-hole.
• the pile joint is attached to the end of the concrete pile element during the manufacturing of the concrete pile, whereby the pile joint forms an integrated part of the concrete pile.
• the concrete pile element is preferably provided with steel reinforcement to improve structural strength.
• the concrete pile element may have a circular, square, or rectangular cross-section.
• the length of the concrete pile element can be, for example, 3-40 m.
• An advantage of the concrete pile according to the invention is that it is easy and quick to join to another concrete pile. Another advantage of the concrete pile according to the invention is that it is easy and quick to manufacture.
• the concrete pile comprises another pile joint according to the invention attached to the second end of the concrete pile element. This enables the concrete pile to be joined between two concrete piles.
• the present invention also relates to a casting guide for a pile joint.
• the casting guide according to the invention comprises an end plate arrangeable in connection with a bottom plate of a pile joint, means for releasably attaching to the bottom plate of the pile joint, said means being mounted to the end plate, and means for releasably attaching to a plurality of locking elements of the pile joint, said means being mounted to the end plate.
• the casting guide according to the invention is intended for a pile joint according to the invention to keep the pile joint in place during the casting of a concrete pile.
• the casting guide can be locked in place in a pile casting mould, for example, by wedging it against the sides of the pile casting mould so that the pile joint is aligned with the pile casting mould.
• the casting guide according to the invention can releasably attach to both the bottom plate and the locking elements of the pile joint.
• the casting guide can be such that the end plate is intended to be arranged in contact with or at a distance from the bottom plate of the pile joint.
• the end plate is preferably square or rectangular.
• the length and width of the end plate can be, for example, 150-600 mm.
• the thickness of the end plate can be, for example, 3-16 mm.
• the end plate is preferably made of steel.
• the casting guide may comprise a frame to which the end plate is attached.
• the frame may comprise, for example, a plurality of tubes or rods which are attached perpendicularly to the end plate.
• the casting guide may comprise another end plate having means for releasably attaching to a bottom plate of a pile joint and means for releasably attaching to a plurality of locking elements of a pile joint.
• the end plates are preferably attached to the frame so that the end plates are aligned with and parallel to each other.
• the casting guide which has two end plates can be used in the manufacturing of two concrete piles simultaneously.
• the means for releasably attaching to the bottom plate of the pile joint comprises a plurality of magnets.
• the magnets are attached to the end plate.
• One or more of the magnets are preferably arranged close to corners of the end plate.
• One of the magnets can be arranged at the centre of the end plate.
• the magnets can be attached directly or by using suitable spacers to the end plate.
• the magnets are preferably permanent magnets.
• the number of magnets can be, for example, 3-10.
• the means for releasably attaching to a plurality of locking elements of the pile joint comprises a plurality of attachment elements, each attachment element being arranged to releasably attach to one of the locking elements.
• the number of attachment elements preferably corresponds to the number of locking elements.
• the attachment elements are preferably made of steel.
• the attachment elements can be electrically, pneumatically, or hydraulically operated.
• the means for moving the two longitudinal parts towards and away from each other in a transverse direction comprises a threaded rod arranged to go through a threaded through-hole in at least one of the two longitudinal parts.
• the two longitudinal parts can be moved towards and away from each other by rotating the threaded rod in opposite directions.
• one threaded rod is connected to two attachment elements so that the attachment elements can be operated simultaneously.
• the present invention also relates to a method for manufacturing a concrete pile.
• the method according to the invention comprises attaching a casting guide according to the invention to a pile joint according to the invention, placing the casting guide and the pile joint in a pile casting mould, and pouring concrete into the pile casting mould. After the concrete has cured, the casting guide is detached from the pile joint, and the (precast) concrete pile is taken out of the pile casting mould.
• the concrete pile element is preferably provided with steel reinforcement to improve structural strength.
• the casting guide 300 comprises four parallelly arranged tubes 301 and two end plates 302 which are attached to opposite ends of the tubes 301.
• Each end plate 302 is provided with five permanent magnets 303 for releasably attaching to a bottom plate of a pile joint.
• Four of the permanent magnets 303 are arranged close to corners of the end plate 302, and one of the permanent magnets 303 is arranged at the centre of the end plate 302.
• a bottom plate 101 is placed in the pile casting mould 401, and two locking housings 102 and two locking dowels 103 provided with reinforcement bars 104 are inserted into through-holes 105 of the bottom plate 101.
• the locking housings 102 and the locking dowels 103 are not attached to the bottom plate 101.
• the first phase is shown figs. 4A-4B .
• a casting guide 300 is attached to the pile joint 100.
• the attachment of the casting guide 300 to the pile joint 100 is achieved by using permanent magnets 303 of the casting guide 300 which attach to the bottom plate 101 of the pile joint 100, and by using attachment housings 304 and attachment dowels 305 of the casting guide 300 which attach to the locking housings 102 and the locking dowels 103 of the pile joint 100.
• the second phase is shown in figs. 4C-4D .
• the casting guide is detached from the pile joint 100.
• the (precast) concrete pile 200 can now be taken out of the pile casting mould 401.
• the fourth phase is shown in fig. 4F .

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• Engineering & Computer Science (AREA)
• Structural Engineering (AREA)
• Civil Engineering (AREA)
• Ceramic Engineering (AREA)
• Mechanical Engineering (AREA)
• Life Sciences & Earth Sciences (AREA)
• General Life Sciences & Earth Sciences (AREA)
• Mining & Mineral Resources (AREA)
• Paleontology (AREA)
• Chemical & Material Sciences (AREA)
• General Engineering & Computer Science (AREA)
• Manufacturing & Machinery (AREA)
• Architecture (AREA)
• Piles And Underground Anchors (AREA)

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Publications (1)

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Citations (3)

• 2024
  • 2024-01-12 EP EP24151594.9A patent/EP4585751A1/de active Pending

Patent Citations (3)

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