EP2938795B1 - Pompe à béton dotée d'une flèche de distribution - Google Patents

Pompe à béton dotée d'une flèche de distribution Download PDF

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Publication number
EP2938795B1
EP2938795B1 EP13817923.9A EP13817923A EP2938795B1 EP 2938795 B1 EP2938795 B1 EP 2938795B1 EP 13817923 A EP13817923 A EP 13817923A EP 2938795 B1 EP2938795 B1 EP 2938795B1
Authority
EP
European Patent Office
Prior art keywords
concrete pump
base part
drop
adaptor piece
receptacle
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.)
Not-in-force
Application number
EP13817923.9A
Other languages
German (de)
English (en)
Other versions
EP2938795A1 (fr
Inventor
Matthias Braun
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 EP2938795A1 publication Critical patent/EP2938795A1/fr
Application granted granted Critical
Publication of EP2938795B1 publication Critical patent/EP2938795B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
    • 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
    • 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
    • E04G21/0436—Devices for both conveying and distributing with distribution hose on a mobile support, e.g. truck
    • 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

Definitions

  • the invention relates to a concrete pump according to the preamble of claim 1.
  • Known concrete pumps of this type have a distribution boom as a boom, which carries a concrete delivery line, which is connected to the pressure connection of a frame fixedly arranged core pump.
  • the drive mechanism for the rotary head usually has a rigidly connected to the bearing block drive pinion.
  • the bearing block is first introduced with its drive pinion in the drive mechanism on the base and then bolted to the base. A lot of care is required so that the teeth of the drive pinion are not damaged. Therefore, the assembly is usually made at the factory.
  • many construction sites can not be operated with concrete pumps due to lack of space.
  • JP S60 47162 A also discloses a concrete pump according to the preamble of claim 1.
  • the present invention seeks to improve the concrete pump of the type specified in that the separation point between the base and the distribution boom is simplified.
  • the feature combination specified in claim 1 is proposed.
  • the solution according to the invention is based on the idea that by laying the separation point in the region of the rotary head, the locating pin of the known arrangement becomes unnecessary.
  • the rotary head has a base section arranged on the bearing block and an adapter piece comprising the bearing point for the boom and the turret-side articulation point for the cylinder / piston unit, that the base section and the adapter piece have a Separation point are releasably coupled together, and that the connecting tube is divided into a connected to the base section, connected to the feed pipe first sub-pipe and connected to the adapter piece, connected to the boom side delivery line second sub-pipe, wherein the first and the second sub-pipe in the Separation point via a pipe coupling are releasably coupled together.
  • the base part and the adapter piece have at their separation point at least two pairs positively connected to one another coupling elements.
  • a first group of coupling elements are formed as Ein von emulate and a second group of coupling elements are designed as receptacles for the Ein vonitatiemia.
  • the adapter piece is provided with two suspension elements or Ein vonmony-edge receptacles or pairs of receptacles, each having at least in the vertical direction at a distance from each other.
  • the boom can be hung with the adapter piece by means of a crane in the recordings of the base section.
  • this can be done suitably by a simple vertical lowering movement of the boom by the crane.
  • Also conceivable would be a combined horizontal and vertical movement of the boom by the crane during the hanging process.
  • the boom can be lifted by crane from the base of the turret.
  • the lower of the two receptacles or pairs of receptacles is connected to the front edge of the upper receptacle via a stop flank adjoining on its trailing flank, preferably pointing obliquely upwards. In this case, it comes at the lateral approach and lowering of the boom initially to a stop of the lower suspension element against the stop edge, so that the suspension elements are automatically introduced from the top in their recordings on further lowering of the boom. It is particularly advantageous if the upper receptacle has a steeper leading edge than the lower receptacle.
  • leading edge of the lower receptacle forms a circular section, the center of which is arranged in the bottom region of the upper receptacle, it is still possible to hook in the lower suspension element even if the upper suspension element has already penetrated into its upper receptacle.
  • a further improvement in this regard is achieved according to an advantageous embodiment of the invention, when the two have a lateral distance from each other having upper and lower receptacles each have an outer inlet flank and an inner support flank for the suspension elements and if the support flanks at their lowest points latching recesses for latching have the suspension elements in the coupled state between adapter piece and base section.
  • a safety connection is still produced, for example, by means of a plug-in or latching bolt between the adapter piece and the base part. This can be accomplished by a fitter from an underlying platform.
  • a further advantageous embodiment of the invention provides that the adapter piece has two arranged at a defined distance from one another side plates, the gap is bridged by at least one trained as a Einticianbolzen Ein rehabilitationelement, whereas the base section has at least one upwardly open-edge receptacle for the Ein fatiguebolzen.
  • the base section expediently in the region of the receptacles has a width which is smaller than or equal to the clear width between the side plates of the adapter piece.
  • the adapter piece in the region of the lower edge of its side plates and / or the base part in the region of its upper edge have run-on slopes, which facilitate the merging of the adapter piece and the base part.
  • the adapter piece has at least two pairwise mirror-symmetrically on the side panels on opposite sides protruding, designed as Einschzapfen hooking elements, while the base section has two spaced apart side walls each have at least one upwardly open-edge receptacle for the Ein disorderzapfen.
  • the adapter piece in the region of the pin expediently has a width which is less than or equal to the clear width between the side walls of the base part.
  • the base section should be near the top of her Side walls and / or the adapter piece in the region of the lower edge of their side panels have chamfers, which facilitate the merging of the adapter piece and the base section.
  • a further advantageous structural embodiment of the invention may consist in that the side plates of the adapter piece are held by at least one bridge bridging the gap at a distance from each other.
  • the implement shown in the drawing is designed as a concrete pump with a mobile or stationary frame 10, 10 ', 10 " Fig. 1 a mobile concrete pump shown has a arranged on a chassis 12 base 14 for receiving a boom formed as a distribution boom 16.
  • a core pump 18 is mounted with material feed container 20, the outlet nozzle via a Feeding tube 110 is connected to an over the distributor mast guided concrete delivery line 22.
  • the additional in Fig. 1 shown stationary boom 24, 26 have a tubular column 28 formed as a stationary frame 10 ', 10 ", which carry at its upper part the respective base 14', 14" for the boom 16.
  • the substructure 14, 14 ', 14 "additionally has, in all variants, a rotary head 32 rotatable about a vertical axis of rotation 30, the drive mechanism 33 of which is integrated in a bearing block 35 of the substructure 14, 14', 14".
  • the boom 16 forming arm package 34 has a plurality of pairs against each other pivotable, the concrete conveyor line 22 supporting mast arms 1, 2, 3, 4.
  • the boom 16 is pivotally mounted with its first mast arm 1 in the assembled state at a bearing point 36 of the rotary head 32 about a horizontal pivot axis 38.
  • a double-acting hydraulic cylinder hydraulic cylinder-piston unit 40 is provided with its cylinder-fixed end 42 and with its rod end 44 fixed to a spaced apart from the bearing 36 boom-side pivot point 46 and turret-side pivot point 48 is articulated with horizontal hinge axis 49.
  • the rotary head 32 has a bearing block 35 arranged on the base portion 50 and a bearing 36 for the boom 16 and the turret side pivot point 48 for the cylinder-piston unit 40 comprehensive adapter piece 52.
  • the base portion 50 and the adapter piece 52 are releasably coupled together via a separation point 54.
  • the adapter piece 52 has two peg-shaped hooking elements 56 ', 57' directed in pairs in opposite directions, while the base section 50 has two paired, upwardly open-edged receptacles 58, 59 for the suspension elements 56 ', 57', which have a distance s from each other at least in the vertical direction. How out Fig.
  • the adapter piece 52 consists of two side plates 60 and two side plates 60 at a predetermined distance from each holding spacer bolts 56, 57, wherein the standoffs 56, 57 with their free bolt ends to form the peg-shaped suspension elements 56 ', 57' by recesses 64th , 65 pass through in the side panels 60 to the outside.
  • Holes shown form the bearing 36 for the boom 16 and the turret side pivot point 48 for the cylinder-piston unit 40th
  • the base section 50 has two spaced side walls 66, in which the upwardly open-edge receptacles 58, 59 are arranged.
  • the respective upper of the two receptacles 58 is connected to the trailing edge of the lower receptacle 59 via an abutment edge 68 adjoining at its front edge obliquely downward.
  • abutment edge 68 adjoining at its front edge obliquely downward.
  • the leading edge 70 of the lower receptacle 59 forms a portion of a circular arc 71, the center of which is in the sole region of the upper receptacle 58, even then an insertion of the lower suspension element 57 'in the receptacle 59 is possible when the upper suspension element 56' has already penetrated into its upper receptacle 58.
  • Fig. 1 As can be seen, the construction described makes it possible, by simple means, to convert a boom 16 formed as an arm package 34 between different stationary and mobile frames 10, 10 ', 10 "
  • the arm package 34 can be attached directly to the preassembled turret 32 without the adapter piece 52.
  • the adapter piece 52 substantially facilitates the assembly of the arm package 34 to the stationary columnar frames 10 ', 10 ", their substructure 14', 14" with a preassembled base portion 50 of the rotary head 32 is equipped with the features described above Fig. 2a and 2b shown manner on the arm package 34 pre-assembled.
  • Fig. 5a to 7b is another embodiment of a turret 32 shown with adapter 52, which differs from the embodiment described above Fig. 1 to 4 distinguishes between the following characteristics:
  • the adapter piece 52 has two spaced-apart side plates 60, the gap is bridged by two trained as Einticianbolzen Ein von Strukturmaschinen 56, 57, whereas the base section has two open-edged receptacles 58, 59 for the suspension bolts 56, 57 ,
  • the base portion 50 in the region of the receptacles 58, 59 has a width which is smaller than or equal to the clear width between the side plates 60 of the adapter piece 52.
  • the adapter piece 52 in the region of the lower edge of its side panels run-up slopes 92 for the base section 50, while the base section 50 in the region of its upper edge bevels 94 for the adapter piece 52 has.
  • the ramps 92, 94 facilitate the merging of the adapter piece 52 and the base portion 50.
  • the side plates 60 of the adapter piece 52 are held by at least one gap 96 bridging web 98 at a distance from each other. How out Fig. 6 It can be seen, the bolt-shaped suspension elements 56, 57 are inserted through holes 100 ', 100 "in the side plates 60 and clamped by means of two head plates 102 and suitable screws 104 on the side plates 60 of the adapter piece 52. Basically, it is possible, the suspension elements 56, 57 to fix in other ways to the side plates 60, for example, to be welded to this.
  • Fig. 7a and b From the Fig. 7a and b It can be seen that the upper holes in the side plates 60 is intended as a bearing 36 for the arm package 34, while the lower hole is provided as a turret-side articulation point 48 for the piston-side end 44 of the cylinder-piston unit 40.
  • boom 16 carries a feed line 22 which is guided over the mast arms 1, 2, 3, 4 of the distribution boom.
  • the delivery line 22 can be acted upon by liquid concrete via a feed tube 110 which extends below the bottom and a connecting tube 108, 112 which passes centrally through the rotary head 32.
  • the connecting tube is connected at one end to the feed tube 110 via a rotary coupling 111 coaxial with the vertical axis of rotation 30 of the rotary head 32 and connected at the other end to the boom-side delivery line 22 via a rotary coupling 84 coaxial with the horizontal pivot axis 38 of the arm 52.
  • the connecting tube is in turn divided in the region of the separation point 54 into a connected to the base section 50 and connected to the feed tube 110 first sub-tube 112 and connected to the boom-side delivery line 22 second sub-tube 108, wherein the first sub-tube 112 and the second sub-tube 108 at their Pipe ends 86, 88 via the pipe coupling 90 are releasably coupled together.
  • the sub-pipes 108, 112 of the connecting pipe with dissolved pipe coupling 90 in the region of their mutually facing pipe ends 86, 88 are axially and radially movable relative to each other.
  • the pipe coupling 90 between the sub-pipes 108, 112 accessible through a recess 130 in the base section through from the outside.
  • Fig. 8a to f embodiment shown differs from the previous embodiments, especially in the geometric contour of the two receptacles 58, 59 in the base section 50.
  • the two receptacles 58, 59 are arranged at a lateral distance from each other and at different heights on the base section 50.
  • the two receivers 58, 59 each have an outer inlet flank 120 ', 120 "and an inner supporting flank 122', 122" for the suspension elements 57, 56 on the adapter piece 52.
  • a special feature is that the support flanks have latching recesses 124 ', 124 "at their respective deepest points for latching the suspension elements 57, 56 in the coupled state between the adapter piece 52 and the base section 50 Fig.
  • a locking pin 126 is in Fig. 8f in undressed and in Fig. 8g shown in pushed position.
  • the openings 128 for the locking pin 126 are arranged so that they are aligned in the latched position of the suspension elements 56, 57 and the locking pin can be moved into its locking position.
  • Another advantage of in Fig. 8a to g shown embodiment variant is that the cylinder / piston unit 40 can be located in the retracted end position of the piston rod during the hanging process.
  • the invention relates to a concrete pump according to claim 1.

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
  • Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
  • Reciprocating Pumps (AREA)
  • Jib Cranes (AREA)

Claims (16)

  1. Pompe à béton comprenant un bâti (10, 10', 10") fixe ou mobile, comprenant un châssis (14, 14', 14") fixe au bâti, comprenant une tête rotative (32) qui est montée sur un support de palier (35) du châssis de manière à pouvoir tourner autour d'un axe de rotation vertical (30) au moyen d'un mécanisme d'entraînement (33), comprenant une flèche (16), réalisée sous la forme d'un mât distributeur de béton et supportant une conduite de refoulement (22), qui est fixée de manière articulée à un point d'appui (36) de la tête rotative (32) avec un axe de pivotement horizontal, et comprenant une unité à cylindre et piston hydraulique (40) qui, avec ses extrémités (42, 44) fixe du cylindre et fixe du tige de piston est fixée de manière articulée respectivement à un point d'articulation (46, 48) côté flèche et côté tête rotative disposé à un écart donné du point d'appui (36), respectivement avec un axe d'articulation horizontal, la conduite de refoulement (22) pouvant être chargée avec du béton liquide par le biais d'un tube d'amenée (110) fixe du châssis et un tube de liaison (108, 112) qui traverse la tête rotative (32) en son centre, ledit tube de liaison étant relié à l'une de ses extrémités au tube d'amenée (110) par le biais d'un accouplement rotatif (111) coaxial par rapport à l'axe de rotation vertical (30) de la tête rotative (32) et à son autre extrémité à la conduite de refoulement (22) côté flèche par le biais d'un accouplement rotatif (84) coaxial par rapport à l'axe de rotation horizontal (38) de la flèche (52), la tête rotative (32) possédant une partie de base (50) disposée sur le support de palier (35) et un adaptateur (52) incluant le point d'appui (36) pour la flèche (16) et le point d'articulation côté tête rotative pour l'unité à cylindre et piston (40), la partie de base (50) et l'adaptateur (52) étant accouplés ensemble de manière amovible par le biais d'un point de séparation (54), le tube de liaison (108, 112) étant divisé en un premier tube partiel (112) relié à la partie de base (50) et raccordé au tube d'amenée (110) et en un deuxième tube partiel (108) relié à l'adaptateur (52) et raccordé à la conduite de refoulement (22) côté flèche, les premier et deuxième tubes partiels (112, 108) étant accouplés l'un à l'autre de manière amovible par le biais d'un coupleur de tube (90) dans la zone du point de séparation (54), et la partie de base (50) et l'adaptateur (52) possédant à leur point de séparation (54) des éléments d'accouplement qui peuvent être assemblés les uns avec les autres par complémentarité de formes par paires, caractérisée en ce qu'un premier groupe d'éléments d'accouplements sont réalisés sous la forme d'éléments d'accrochage (56, 57 ; 56', 57') et un deuxième groupe d'éléments d'accouplements sont réalisés sous la forme de logements (58, 59) pour les éléments d'accrochage, et en ce que l'adaptateur (52) est pourvu de deux éléments d'accrochage (56, 57 ; 56', 57') ou paires d'éléments d'accrochage et la partie de base (50) de deux logements (58, 59) ou paires de logements ouverts au bord vers le haut, lesquels présentent respectivement un écart (s) les uns par rapport aux autres au moins dans le sens vertical.
  2. Pompe à béton selon la revendication 1, caractérisée en ce que l'adaptateur (52) possède deux tôles latérales (60) disposées à un écart défini l'une de l'autre, dont l'espace intermédiaire (96) est ponté par au moins un élément d'accrochage (56, 57) réalisé sous la forme d'un axe d'accrochage, et en ce que la partie de base (50) possède au moins un logement (58, 59) ouvert au bord vers le haut pour l'élément d'accrochage.
  3. Pompe à béton selon la revendication 2, caractérisée en ce que la partie de base (50) présente dans la zone des logements (58, 59) une largeur qui est inférieure ou égale à la largeur libre entre les tôles latérales (60) de l'adaptateur (52).
  4. Pompe à béton selon la revendication 2 ou 3, caractérisée en ce que l'adaptateur (52), dans la zone du bord inférieur de ses tôles latérales (60), et/ou la partie de base (50), dans la zone de son bord supérieur, possèdent des biseaux d'entrée (92, 94) qui facilitent l'assemblage de l'adaptateur (56) et de la partie de base (50).
  5. Pompe à béton selon la revendication 1, caractérisée en ce que l'adaptateur (52) possède au moins deux éléments d'accrochage (56', 57') en forme de tenons, faisant saillie vers des côtés opposés par paires en symétrie inverse sur les tôles latérales (60), et en ce que la partie de base (50) possède respectivement, sur deux parois latérales espacées l'une de l'autre, au moins un logement (58, 59) ouvert au bord vers le haut pour les éléments d'accrochage (56', 57').
  6. Pompe à béton selon la revendication 5, caractérisée en ce que les tôles latérales (60) de l'adaptateur (52) possèdent dans la zone des éléments d'accrochage (56', 57') un écart l'une de l'autre qui est inférieur ou égal à la largeur libre entre les parois latérales (66) de la partie de base (50).
  7. Pompe à béton selon la revendication 5 ou 6, caractérisée en ce que la partie de base (50), dans la zone du bord supérieur de ses parois latérales (66), et/ou l'adaptateur (52), dans la zone de son bord inférieur, possèdent des biseaux d'entrée (92, 94) qui facilitent l'assemblage de l'adaptateur (56) et de la partie de base (50).
  8. Pompe à béton selon l'une des revendications 1 à 7, caractérisée en ce que le plus haut des deux logements (58) ou la plus haute des paires de logements est respectivement relié au flanc arrière du logement le plus bas (59) ou de la paire de logements la plus basse par le biais d'un flanc de butée (68) qui se rattache à son bord avant en biais vers le bas.
  9. Pompe à béton selon l'une des revendications 1 à 8, caractérisée en ce que le logement respectivement le plus haut (58) possède un flanc avant plus raide que le logement le plus bas (59).
  10. Pompe à béton selon la revendication 9, caractérisée en ce que le flanc avant (70) du logement inférieur (59) forme une portion circulaire (71) dont le centre (72) se trouve dans la zone du fond du logement supérieur (58).
  11. Pompe à béton selon l'une des revendications 1 à 10, caractérisée en ce que la partie de base (50) et l'adaptateur (52), à l'état monté, sont en plus accouplés au moyen d'un organe de sécurité (76) contre un levage des éléments d'accrochage (56, 57 ; 56', 57') hors des logements (58, 59).
  12. Pompe à béton selon l'une des revendications 2 à 11, caractérisée en ce que les tôles latérales (60) de l'adaptateur (52) sont maintenues espacées l'une de l'autre par au moins un élément jointif (98) qui ponte l'espace intermédiaire (96).
  13. Pompe à béton selon l'une des revendications 1 à 12, caractérisée en ce que les logements (58, 59) possèdent respectivement un flanc d'entrée extérieur (120", 120') et un flanc d'appui intérieur (122", 122') pour les éléments d'accrochage (56, 57), et en ce que les flancs d'appui (122', 122") possèdent au niveau de leurs endroits les plus profonds des cuvettes d'encliquetage (124', 124") destinées à l'encliquetage des éléments d'accrochage (59, 58) à l'état accouplé entre l'adaptateur (52) et la partie de base (50).
  14. Pompe à béton selon l'une des revendications 1 à 13, caractérisée en ce que les tubes partiels (108, 112), lorsque le coupleur de tube (90) est détaché, sont mobiles ou déformables l'un par rapport à l'autre dans la zone du point de séparation.
  15. Pompe à béton selon l'une des revendications 1 à 14, caractérisée en ce que le coupleur de tube (90) entre les tubes partiels (108, 112) est accessible depuis l'extérieur à travers une cavité (130) dans la partie de base (50).
  16. Pompe à béton selon l'une des revendications 1 à 15, caractérisée en ce que la flèche (16) est réalisée sous la forme d'un mât articulé et/ou d'un mât télescopique avec au moins deux bras de mât (1, 2, 3, 4) reliés entre eux au niveau d'articulations pivotantes et/ou de guides télescopiques.
EP13817923.9A 2012-12-28 2013-12-20 Pompe à béton dotée d'une flèche de distribution Not-in-force EP2938795B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102012224529.4A DE102012224529A1 (de) 2012-12-28 2012-12-28 Arbeitsgerät mit Drehkopf-Trennstelle
PCT/EP2013/077587 WO2014102169A1 (fr) 2012-12-28 2013-12-20 Pompe à béton dotée d'une flèche de distribution

Publications (2)

Publication Number Publication Date
EP2938795A1 EP2938795A1 (fr) 2015-11-04
EP2938795B1 true EP2938795B1 (fr) 2016-11-16

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP13817923.9A Not-in-force EP2938795B1 (fr) 2012-12-28 2013-12-20 Pompe à béton dotée d'une flèche de distribution

Country Status (9)

Country Link
US (1) US9546649B2 (fr)
EP (1) EP2938795B1 (fr)
JP (1) JP6232445B2 (fr)
KR (1) KR20150099608A (fr)
CN (1) CN105051298B (fr)
BR (1) BR112015015151A2 (fr)
DE (1) DE102012224529A1 (fr)
RU (1) RU2638674C2 (fr)
WO (1) WO2014102169A1 (fr)

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DE102013209878A1 (de) * 2013-05-28 2014-12-04 Putzmeister Engineering Gmbh Arbeitsgerät mit an einem Drehkopf angeordneten Arbeitsausleger
DE102014200396A1 (de) * 2014-01-13 2015-07-30 Putzmeister Engineering Gmbh Autobetonpumpe und Schutzschaltung dafür
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US9872156B2 (en) 2015-08-26 2018-01-16 David Aldworth Routing of toll-free numbers and text messages using a toll-free exchange
CN112252727A (zh) * 2020-08-26 2021-01-22 河北雷萨重型工程机械有限责任公司 臂架装置和工程机械
KR102535284B1 (ko) * 2021-06-17 2023-05-26 전진건설로봇(주) 작업장비용 붐 설치 구조
CN113719126B (zh) * 2021-09-14 2022-09-23 上海建工一建集团有限公司 超大范围大层高墙体混凝土自动化浇筑设备及方法
DE102022113589A1 (de) 2022-05-30 2023-11-30 Schwing Gmbh Aufnahmevorrichtung zur Ablage eines Anschlagmittels auf einem Verteilermast und Verteilermast

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US20150316043A1 (en) 2015-11-05
RU2015131114A (ru) 2017-02-02
DE102012224529A1 (de) 2014-07-03
RU2638674C2 (ru) 2017-12-15
WO2014102169A1 (fr) 2014-07-03
BR112015015151A2 (pt) 2017-07-11
US9546649B2 (en) 2017-01-17
EP2938795A1 (fr) 2015-11-04
JP6232445B2 (ja) 2017-11-15
CN105051298B (zh) 2017-04-12
KR20150099608A (ko) 2015-08-31
CN105051298A (zh) 2015-11-11

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