EP2877651A1 - Distributeur tournant pour substances épaisses - Google Patents

Distributeur tournant pour substances épaisses

Info

Publication number
EP2877651A1
EP2877651A1 EP13726509.6A EP13726509A EP2877651A1 EP 2877651 A1 EP2877651 A1 EP 2877651A1 EP 13726509 A EP13726509 A EP 13726509A EP 2877651 A1 EP2877651 A1 EP 2877651A1
Authority
EP
European Patent Office
Prior art keywords
tube
boom tube
boom
axis
rotary
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP13726509.6A
Other languages
German (de)
English (en)
Other versions
EP2877651B1 (fr
Inventor
Karl Westermann
Michael BRIEM
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Putzmeister Engineering GmbH
Original Assignee
Putzmeister Engineering GmbH
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 Putzmeister Engineering GmbH filed Critical Putzmeister Engineering GmbH
Publication of EP2877651A1 publication Critical patent/EP2877651A1/fr
Application granted granted Critical
Publication of EP2877651B1 publication Critical patent/EP2877651B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
    • E04G21/02—Conveying or working-up concrete or similar masses able to be heaped or cast
    • E04G21/04—Devices for both conveying and distributing
    • 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
    • E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
    • E04G21/02—Conveying or working-up concrete or similar masses able to be heaped or cast
    • E04G21/04—Devices for both conveying and distributing
    • E04G21/0418—Devices for both conveying and distributing with distribution hose
    • E04G21/0427—Devices for both conveying and distributing with distribution hose on a static support, e.g. crane
    • 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
    • E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
    • E04G21/02—Conveying or working-up concrete or similar masses able to be heaped or cast
    • E04G21/04—Devices for both conveying and distributing
    • E04G21/0418—Devices for both conveying and distributing with distribution hose
    • E04G21/0445—Devices for both conveying and distributing with distribution hose with booms
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/8807—Articulated or swinging flow conduit

Definitions

  • the invention relates to a rotary distributor for thick materials, in particular for fresh concrete, with a support frame which can be erected on a mounting surface, having a first boom tube rotatably mounted on the support frame around a frame-fixed vertical axis in the region of its input-side end and pressurized there with the thick materials with a arranged in the region of the output-side end of the first boom tube about a horizontal pivot axis, pivotally communicating with the first boom tube second boom tube.
  • Rotary distributor of the type initially specified usually consist of a two-piece boom, a counter-jib with ballast and a usually designed as a base support frame.
  • the two cantilever tubes of the two-piece cantilever are usually connected by a joint that only allows rotation about the vertical axis. Rotary distributor can thus move only in the horizontal plane.
  • the second arm of a rotary distributor usually only consists of a self-supporting delivery pipe.
  • Rotary distributors usually have no drive but are manually guided by the operator. Due to their simple structure and because of their low Range, they are relatively inexpensive. They are therefore preferred in simple concreting tasks use.
  • the scissor-like mobility of the second boom tube relative to the first boom tube has the advantage that the rotary distributor, in contrast to distributor masts, are outstandingly suitable for surface concrete layers. With such a concreting task, even with little experience and training, an operator can easily deploy the concrete by manually moving the boom tubes to any location within the operating radius of the rotary distributor.
  • the solution according to the invention is based primarily on the idea that a rotary distributor with liftable first boom tube of the entire boom can be easily pivoted across obstacles and a laborious changeover of the rotary distributor is eliminated.
  • the first boom tube in the region of its input-side end in addition to the vertical axis of rotation is additionally pivotable about a horizontal axis relative to the support frame.
  • the joint between the two cantilever tubes was, as usual, equipped with only one horizontal axis, then the second cantilever tube would likewise tilt when lifting the first one. As a result, the axis of rotation between the two cantilever tubes would no longer be vertical. The second boom tube would pivot to the side automatically.
  • the second boom tube is additionally rotatable about a pivot axis perpendicular to the horizontal pivot axis relative to the output side end of the first boom tube, and that between the first and the second boom tube parallel guide means are provided to are determined and suitable - to keep the second boom tube in different pivotal positions of the first boom tube in a substantially parallel to the footprint alignment, and / or the horizontal axis of rotation perpendicular axis of rotation of the second boom tube in different pivotal positions of the first boom tube in parallel to the frame-fixed vertical axis alignment to keep.
  • the guide of the second boom tube parallel to the footprint can be realized for example by means of two clamping elements which connect the joint of the first boom tube with the joint of the second boom tube.
  • This is a coupling gear, in which the parallel guide means comprise a web aligned parallel to the frame-fixed vertical axis and a parallel to the arranged at the output end of the first boom tube axis of rotation of the second boom tube coupling a four-bar linkage in the manner of a double crank, and in which the second Boom tube is aligned substantially perpendicular to the coupling of the four-bar linkage.
  • the first cantilever tube is connected via at least two pipe elbows and a corresponding number of pipe couplings to a frame-fixed pipe piece, wherein two of the pipe couplings are formed as rotary couplings with mutually perpendicularly oriented axes of rotation.
  • one of the rotary couplings forms the vertical axis and the other rotary coupling the horizontal axis of the first boom tube relative to the support frame.
  • a similar construction can be used in the connection of the first and the second boom tube.
  • the second boom pipe is connected at its input end via at least two pipe elbows and a corresponding number pipe couplings to the output side end of the first boom tube, wherein two of the pipe couplings are formed as rotary joints with mutually perpendicularly oriented axes of rotation.
  • one of the rotary couplings forms the horizontal pivot axis, while the other rotary coupling forms the axis of rotation perpendicular thereto between the first and the second boom tube.
  • a preferred embodiment provides for this purpose that the first boom tube by means of a lifting device about its input-side horizontal axis under raising or lowering of the second boom tube relative to the support frame is pivotable.
  • the lifting device may have a clamped or tensioned between the boom tube and the ballast boom, under pivoting of the first boom tube about its horizontal axis mechanically actuated tension or tension member.
  • the lifting device advantageously has a lever which is articulated on the ballast arm or on the web of the four-link transmission and can be moved by means of a drive mechanism, the free lever end of which is connected to the first boom tube via the tensioning or tension member.
  • the lifting device has a two-armed lever arranged on the ballast arm whose load arm is connected via the tensioning or tension member to the first boom tube and whose power arm is coupled to a drive mechanism supported on the ballast boom and preferably designed as a hydraulic cylinder.
  • the second boom tube carries at its example equipped with a 90 ° elbow free end down a hanging end hose.
  • FIG. 3 is a schematic diagram of the rotary distributor with support frame, two
  • the illustrated in the drawing rotary distributor 10 is used for the introduction of fresh concrete on construction sites where the direct distribution with stationary distribution booms reaches technical or economic limits.
  • the rotary distributor 10 can overcome with its exit point 12 both large concreting and a certain height and yet is simple and easy to handle.
  • the rotary distributor has a support frame 14, which can be set up with four star-shaped pivot legs 16 on a mounting surface 18.
  • the four pivoting legs 16 can be folded in pairs up and to the side, so that the rotary distributor 10 can be transported without disassembly on a truck or a container to save space.
  • the rotary distributor 10 includes a two-armed boom 20, which is arranged around a frame-fixed horizontal axis 24 rotatably mounted on the support frame 14 in the region of its input end end 22 and a pivotable about a horizontal pivot axis 28 in the region of the output side end 25 of its first boom tube 26, with the first boom tube 26 communicating second boom tube 30 summarizes.
  • a special feature of the invention is that the first boom tube 26 in the region of its input end 22 is additionally pivotable about a horizontal axis 32 relative to the support frame 14 and that the second boom tube 30 in addition to a horizontal pivot axis 28 perpendicular axis of rotation 34 opposite the output side. gene end 25 of the first boom tube 26 is rotatable.
  • Parallel guide means 36 are provided between the first and second jib tubes 26, 30, which ensure that the second jib tube 30 is always held in different pivotal positions of the first jib tube 26 in a direction substantially parallel to the setting surface 18. At the same time this means that under the action of the parallel guide means 36 which is perpendicular to the horizontal pivot axis 28 axis of rotation 34 of the second boom tube 30 is held in different pivotal positions of the first boom tube 26 in the frame-fixed vertical axis 24 parallel alignment.
  • the parallel guide means 36 thus form a coupling mechanism in the manner of a parallelogram guide or a double crank, which aligns a web 38 aligned parallel to the frame-fixed vertical axis 24 and a rotation axis 34 of the second cantilever tube 30 arranged parallel to the axis of rotation 34 of the first cantilever tube 26 Coupling 40 have.
  • the second boom tube 30 is aligned substantially perpendicular to the coupling 40, and describes with its tip 42 a coupling curve, which results from the always horizontal alignment during pivoting of the first boom tube 26.
  • a clamping member 70 is additionally provided in the embodiments of FIGS.
  • the second boom tube 30 can also be connected to a further reinforcement with a support bar 72, which ensures that the second boom tube 30 is not bent under the load of fresh concrete flowing through.
  • the second boom tube 30 opens via a 90 ° bend 44 in a downwardly hanging end hose 46, through which the concrete can be conveniently applied to the concreting.
  • the boom 20 is composed of self-supporting boom tubes 26,30.
  • the first boom pipe 26 is connected via a total of four pipe bend 48 and five pipe couplings 50 to a frame-fixed pipe section 52.
  • Two of the pipe couplings are in this case designed as rotary couplings 50 ', 50 "with mutually perpendicularly oriented axes of rotation 24, 32.
  • the second boom tube 30 is connected at its input end 54 via five elbow 56 and six pipe couplings 58 to the output side end 25 of the first boom tube 26, wherein the pipe coupling 58 'as a rotary coupling the horizontal pivot axis 28 and another rotary coupling (not shown) form the rotation axis 34 perpendicular thereto between the first and the second boom tube 26,30.
  • ballast boom 60 In the area of the input-side end 22 of the first boom tube 26 there is a ballast boom 60, which rotates about the frame-fixed vertical axis 24 and is necessary for the stability of the rotary distributor 10 on the mounting surface 18.
  • the first boom tube 26 by means of a lifting device 62 about its input-side horizontal axis 32 under raising or lowering of the second boom tube 30 relative to the support frame 14 is pivotable.
  • the lifting device 62 has a tensioning or tensioning element 64 clamped between the first boom tube 26 and the ballast arm 60 and pivotable about the horizontal axis 32 by pivoting the first boom tube 26.
  • the lifting device 62 consists of a two-armed lever 66 which is articulated on the ballast arm 60 and whose load arm 66 'is connected to the first boom tube 26 via the tension or tension member 64 and the latter Power arm 66 "is coupled to a supported on the ballast arm 60, designed as a hydraulic cylinder drive mechanism 68.
  • the lifting of the first boom tube 26 can also be done otherwise
  • Lifting device 62 comprises a lever which is articulated on the ballast arm 60 or on the web 38 of the four-bar mechanism and which is movable by means of a drive mechanism 68, the free end of which is connected to the first boom tube 26 via the tension or tension member 64.
  • the lifting and lowering of the first Auslegerarms 26 also be made by hand.

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
  • Jib Cranes (AREA)

Abstract

L'invention concerne un distributeur tournant (10) servant à distribuer des substances épaisses, en particulier du béton frais, comprenant un châssis porteur (14) qui peut être installé sur une surface d'installation (18) et qui est équipé d'une première flèche tubulaire (26) disposée de façon à pouvoir tourner sur le châssis porteur (14) sur un axe vertical (24) fixe par rapport au châssis dans la zone de son extrémité côté entrée (22), où les substances épaisses peuvent être injectées sous pression, ainsi que d'une deuxième flèche tubulaire (30) disposée de façon à pouvoir pivoter sur un axe de pivotement horizontal (28) dans la zone de l'extrémité côté sortie (25) de la première flèche tubulaire (26) et communiquant avec cette dernière. L'invention est caractérisée en ce que, dans la zone de son extrémité côté entrée (22), la première flèche tubulaire (26) peut en outre pivoter sur un axe horizontal (32) par rapport au châssis porteur (14) et en ce que la deuxième flèche tubulaire (30) peut en outre tourner sur un axe de rotation (34) perpendiculaire à l'axe de pivotement (28) par rapport à l'extrémité côté sortie (25) de la première flèche tubulaire (26). En outre, des moyens de guidage parallèle (36) disposés entre la première et la deuxième flèche tubulaire (26, 30) permettent de maintenir la deuxième flèche tubulaire (30) dans une orientation sensiblement parallèle à la surface d'installation (18) dans différentes positions de pivotement de la première flèche tubulaire (26).
EP13726509.6A 2012-07-24 2013-05-31 Distributeur tournant pour substances épaisses Not-in-force EP2877651B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102012212916.2A DE102012212916A1 (de) 2012-07-24 2012-07-24 Rundverteiler für Dickstoffe
PCT/EP2013/061278 WO2014016022A1 (fr) 2012-07-24 2013-05-31 Distributeur tournant pour substances épaisses

Publications (2)

Publication Number Publication Date
EP2877651A1 true EP2877651A1 (fr) 2015-06-03
EP2877651B1 EP2877651B1 (fr) 2017-03-22

Family

ID=48570129

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13726509.6A Not-in-force EP2877651B1 (fr) 2012-07-24 2013-05-31 Distributeur tournant pour substances épaisses

Country Status (7)

Country Link
US (1) US20150225970A1 (fr)
EP (1) EP2877651B1 (fr)
JP (1) JP6134794B2 (fr)
KR (1) KR20150033636A (fr)
CN (2) CN105839923A (fr)
DE (1) DE102012212916A1 (fr)
WO (1) WO2014016022A1 (fr)

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US10941032B2 (en) 2017-08-30 2021-03-09 Oil States Industries, Inc. Loading arm system
DE102018106758B3 (de) * 2018-03-22 2019-07-25 Putzmeister Engineering Gmbh Endschlauchhalter für Verteilermasten von Betonpumpen, Betonpumpe mit Endschlauchhalter und Verfahren zur Montage eines Endschlauchhalters
US10466719B2 (en) 2018-03-28 2019-11-05 Fhe Usa Llc Articulated fluid delivery system with remote-controlled spatial positioning
US20220136265A1 (en) * 2020-10-30 2022-05-05 Caterpillar Inc. Hose Management System for Large Format 3D Printing System

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Also Published As

Publication number Publication date
JP6134794B2 (ja) 2017-05-24
EP2877651B1 (fr) 2017-03-22
CN105839923A (zh) 2016-08-10
WO2014016022A1 (fr) 2014-01-30
KR20150033636A (ko) 2015-04-01
US20150225970A1 (en) 2015-08-13
DE102012212916A1 (de) 2014-01-30
CN104487638A (zh) 2015-04-01
JP2015528076A (ja) 2015-09-24

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