EP3421409A1 - Handling-portalkran und handling-system, das einen solchen portalkran umfasst - Google Patents

Handling-portalkran und handling-system, das einen solchen portalkran umfasst Download PDF

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Publication number
EP3421409A1
EP3421409A1 EP18174729.6A EP18174729A EP3421409A1 EP 3421409 A1 EP3421409 A1 EP 3421409A1 EP 18174729 A EP18174729 A EP 18174729A EP 3421409 A1 EP3421409 A1 EP 3421409A1
Authority
EP
European Patent Office
Prior art keywords
gantry
gripping arms
pivoting
handling
foot
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
EP18174729.6A
Other languages
English (en)
French (fr)
Other versions
EP3421409B1 (de
Inventor
Jean-Luc Andre
Jacques Ober
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.)
Lohr Industrie SA
Original Assignee
Lohr Industrie SA
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 Lohr Industrie SA filed Critical Lohr Industrie SA
Priority to PL18174729T priority Critical patent/PL3421409T3/pl
Publication of EP3421409A1 publication Critical patent/EP3421409A1/de
Application granted granted Critical
Publication of EP3421409B1 publication Critical patent/EP3421409B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C19/00—Cranes comprising trolleys or crabs running on fixed or movable bridges or gantries
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
    • B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
    • B66C1/62—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means comprising article-engaging members of a shape complementary to that of the articles to be handled
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C11/00—Trolleys or crabs, e.g. operating above runways

Definitions

  • the present invention relates to the technical and general field of loading / unloading loads that can be presented for example by means of railway wagons in the combined rail / road transport.
  • the present invention relates inter alia to the opening and closing of pivoting carrier structures of railway wagons using a gantry handling.
  • These railway wagons also known as wagons pouches are particularly intended for the loading and unloading of semi-trailers.
  • the present invention will be described by way of example to a particular type of railway car. These include double rail cars with three bogies. Such wagons are known as such.
  • pivoting carrier structures require pivoting of the latter.
  • These rail cars therefore consist of a rolling base, namely the three bogies and two pivoting carrier structures may partially dissociate from the wheel base by lifting and pivoting.
  • Such pivoting is performed centrally on the central bogie by one end of each pivoting carrier structure.
  • each pivoting carrier structure in the open position then comes to rest on the ground or on a dedicated platform.
  • the loading or unloading can then be performed.
  • one of the pivoting carrier structures is pivoted on one side of the rail car and the other pivoting carrier structure is pivoted symmetrically on the other side of said car.
  • the loading / unloading operations can then be operated simultaneously.
  • the loading / unloading operations of the two pivoting structures can be performed on the same side of the wagon or on both sides of said wagon.
  • the present invention also relates to the opening and closing of railway wagons having only a single pivoting carrier structure, whose pivoting is provided at one of its ends.
  • the crane disclosed in this document is not adapted to the opening and closing of the pivoting structures of railway wagons and does not include gripping arms mounted oscillating on the movable carriage, whose oscillation movement is assisted by a motorization.
  • the object of the invention is to overcome the disadvantages of the prior art and to provide a new gantry handling to optimize the loading / unloading and opening and closing of pivoting carrier structures of railway cars.
  • the gripping arms are rotatably mounted along their longitudinal axis on their respective movable carriage
  • the gripping arms are telescopic.
  • the gripping arms are connected to their respective movable carriage by means of a hinge pin axis substantially parallel to the longitudinal axis to allow said arms to oscillate in a vertical plane and orthogonal to the longitudinal axis of the beam.
  • each gripping arm comprises an actuating member articulated between said gripping arm and its movable carriage, to move in a controlled manner said gripping arm by pivoting around the pivot joint, between a low latching position and a retracted position upwardly.
  • the gantry comprises position and force sensors for transmitting signals to a control unit, which controls a set of actuators for controlling the phases of handling the load.
  • the legs are telescopic.
  • each foot is connected to the beam via a link rotating vertical axis, each of the rolling base being associated with an independent motor.
  • only the rolling base is associated with a motorization, the foot mounted on the rolling base being connected to the beam via a rotary link vertical axis.
  • the rotary connection comprises a locking / unlocking member to allow or prohibit the rotation of the foot relative to the beam according to a setpoint from the control unit.
  • each foot is connected to the beam by means of a rigid connection, the rolling tracks of the mobile carriages having at least one bent section to allow the gripping arms accompany the displacement of the pivoting support structure.
  • the foot is connected to the beam by means of a rigid connection, the other foot being connected to the beam by means of an articulation along an axis articulation orthogonal to the longitudinal axis of the beam.
  • the gantry comprises a beam supporting two mobile carriages each provided with a gripping arm.
  • the gantry comprises two beams interconnected by means of a mechanical connection structure, each of the beams supporting two mobile carriages each provided with a gripping arm.
  • the gantry according to the invention comprises a beam consisting of two sections each having a curvature, a convex shape or substantially in a mutually opposite arc of circle, each of the sections being provided with a pair of tracks of bearing on which move two mobile carriages.
  • the beam is equipped with a rigid circular structure whose upper face is provided with a pair of rolling tracks on which four carriages run to position the gripping arms and handle loads.
  • a gripping device for handling gantry characterized in that comprises a mobile carriage having a movable base and on which is mounted oscillating, a substantially vertical gripping arm with one of its ends, the other end of said gripping arm being provided with an interface for attachment to a load, said gripping arm being telescopic to lift the load.
  • the gripping device comprises a motor to assist the gripping arm in its oscillation movement.
  • the objects assigned to the invention are also attended by means of a system for opening and closing a pivoting carrier structure of a railway wagon, comprising a handling crane according to the invention as described above, an infrastructure comprising two railway rails with regulatory railway gauge, at least one additional rail parallel to the rail rails and having a spacing determined with respect to said railway rails, all of the rails being embedded in a concrete slab and at least one bearing bases being provided with rollers for moving on the additional rail, the concrete slab being configured on the one hand to allow the circulation of vehicles of the semi-trailer and tractor type and on the other hand for the recovery of loads of one end of the pivoting carrier structure in an open position resting on said concrete slab.
  • the opening and closing system of a pivoting carrier structure of a railway wagon comprises a mechanical or intangible guidance system for at least one of the rolling bases.
  • Such a gantry according to the invention has the advantage of requiring a very simple civil engineering, compatible with multimodal standard terminals.
  • a civil engineering includes for example a concrete road and a guide rail if necessary.
  • the civil engineering and the gantry are advantageously compatible with the use of a known handling gantry used for the transhipment of containers.
  • the gantry according to the invention allows a high level of automation of the various phases of loading / unloading, in particular by the use of sensors.
  • Another advantage of the gantry according to the invention lies in its possible association with another gantry to allow the opening of wagons with a center of rotation located in the middle of the load pocket.
  • the figure 1 is a perspective view of an exemplary embodiment of a gantry 1 handling according to the invention and the figure 2 is a front view of said gantry 1.
  • the latter comprises a horizontal beam 2 of longitudinal axis 2a, connecting between them a substantially vertical first foot 3 and a substantially vertical second foot 4.
  • the first leg 3 and the second leg 4 are provided at their lower end, respectively with a first base 5 and a second base 6.
  • the first base 5 comprises for example a frame on which are mounted at least two wheels 7, like tires, tire wheels, or iron wheels.
  • the rolling base 6 has for example only one wheel 7.
  • the gantry 1 advantageously comprises a drive system, not shown, of at least one of the rolling bases 5 and 6.
  • the drive system for example electric, includes an on-board generator or rechargeable batteries.
  • a motorization is for example integrated to one of the rolling bases 5 and 6.
  • the gantry 1, according to another embodiment, may for example be electrically powered via a winding power cable (not shown).
  • Gantry 1 also comprises two telescopic gripping arms 8 and 9, as illustrated in particular in FIGS. figures 1 , 2 , 3 and 4 .
  • the Figures 1 to 3 represent the gantry 1 with gripping arms 8 and 9 in an elongate configuration, while the figure 4 represents the gantry 1 with the gripping arms 8 and 9 in a retracted configuration.
  • the gripping arms 8 and 9 are each provided, at their low and free end, with an attachment interface 10.
  • the latter for example of the type of gripper, is known as such.
  • the snap interface 10 is configured to cooperate with a complementary coupling interface provided on each side of a load or a pivoting carrier structure 20.
  • the hooking interface 10 can be hingedly mounted via a pivot relative to the gripping arms 8 and 9 so as to ensure plane contact with the pivoting bearing structure and this whatever the angle thereof with respect to the arms grip 8 and 9.
  • the complementary hooking interfaces are located towards one end of the pivoting support structure 20.
  • the other end of the pivoting support structure 20 is pivotally mounted on the rolling base of a railway wagon 21, for example on a central bogie of the wagon. 21.
  • the gripping arms 8 and 9 are each further carried by a movable carriage 11.
  • the latter is supported by the beam 2 and can move along said beam 2.
  • the movable carriage 11 is advantageously provided with rollers 12 running on a or dedicated tracks 13, arranged for example on the upper face 2b of the beam 2.
  • the rolling tracks 13 are preferably made of two or pair. According to other exemplary embodiments, not illustrated in the figures, the beam 2 may be provided with a single rolling track 13 on which the carriages 11 move. A larger number of raceways 13 may also be provided, according to the design of the mobile carriages 11.
  • the beam 2 advantageously has a central opening, located between two rolling tracks 13 and traversed by the gripping arms 8, 9.
  • the mobile carriages 11, movable relative to each other, are advantageously motorized.
  • the gripping arms 8 and 9 are for example each rotatably mounted along their longitudinal axis 8a and 9a on their respective movable carriage 11. This configuration makes it possible to align the attachment interface 10 with the pivoting support structure 20.
  • the figure 5 is a top view of the gantry 1 according to the invention and the figure 6 is an illustration in profile view of the same gantry 1 in a direction P indicated on the figure 5 .
  • the figure 7 is a partial illustration of an exemplary embodiment of the gantry 1 handling according to the invention in a cross-sectional view, showing a differentiated orientation of the gripping arms 8 and 9 in planes transverse to the longitudinal axis 2a. Beam 2 is not represented on this figure 7 for reasons of simplification of the presentation only.
  • the gripping arms 8 and 9 are advantageously connected to their respective movable carriage 11 by means of a pivot joint 14 of axis substantially parallel to the longitudinal axis 2a. Such a connection allows each gripping arm 8 and 9 to freely oscillate in a vertical plane and orthogonal to the beam 2 as shown in FIG. figure 7 .
  • the oscillation can be controlled by means of an actuating or restoring member.
  • the hooking interfaces 10 can thus easily cooperate and engage in the complementary hooking interfaces of the pivoting support structure 20 by compensating for any positioning, alignment or orientation defects between the gantry 1 and said structure. pivoting carrier 20.
  • Each gripping arm 8, 9 advantageously comprises an actuating member, not shown, articulated between said gripping arm 8, 9 and its carriage 11, for moving said gripping arm 8, 9 by pivoting about the pivot joint 14, between a low latching position and a retracted position upwards.
  • a retracted position makes it possible to move the gantry 1 of a pivoting support structure 20 open, that is to say resting next to the rails on the ground or on a platform, towards another pivoting carrier structure 20, passing through above the pivoting support structure 20 open.
  • the beam 2 has a sufficient length to allow sufficient spacing of the gripping arms 8 and 9, it is possible to prevent a tilting of a gripping arm in the raised or retracted position during the movement of the gantry 1 to another structure pivoting carrier 20.
  • the feet 3 and 4 are telescopic. This embodiment also makes it possible to facilitate the transition from one pivoting support structure to another for the gantry 1. The amplitude of retraction of a gripping arm 8, 9 can then be reduced when said gripping arm 8, 9 is retracted. It is also possible to eliminate the vertical stroke of the gripping arms 8 and 9, if the vertical stroke of the feet 3 and 4 is sufficient to perform the function.
  • the gripping arms 8 and 9 and / or the feet 3 and 4 are therefore advantageously motorized to lift loads.
  • the first foot 3 and the second foot 4 are connected to the beam 2 by via a rigid link.
  • the beam 2 then comprises rolling tracks 13 for the mobile carriages 11, having at least one curved section for at least one of said mobile carriages 11.
  • the displacement of the mobile carriages 11 on these curved sections of the running tracks 13, allows the gripping arms 8, 9 to accompany the rotational movement of the pivoting support structure 20, which moves without causing stress on the pivoting carrier structure 20 and a displacement of the wagon 21 on the rail rails.
  • the Figures 12a, 12b and 12c represent various embodiments of the beam 2 of the gantry 1 according to the invention.
  • the beam 2, rectilinear of the figure 12a has rolling tracks 13 curved.
  • the beam 2 has the same curvatures as the rolling tracks 13, namely two opposite curvatures or a prolonged curvature by a rectilinear portion.
  • curvatures make it possible to accompany the pivoting movement of the pivoting carrier structure during its movement by the gripping arms 8 and 9.
  • These curvatures of the rolling tracks 13 may be indispensable when the feet 3 and 4 are connected in such a way as to fixed to the beam 2.
  • each foot 3, 4 is connected to the beam 2 by means of a rotary link 15 of vertical axis.
  • One of the two rolling bases 5 and 6 or each of the two rolling bases 5 and 6 is then provided or associated with an independent motor.
  • only the rolling base 5 is associated with a motor and the foot 3 is connected to the beam 2 by means of a rotary link 15 of vertical axis.
  • the rotary link 15 advantageously comprises a locking / unlocking member to allow or prohibit the rotation of the foot 3 with respect to the beam 2 according to a setpoint from a control unit.
  • the foot 4 is articulated to the beam 2 by means of an articulation axis 30.
  • This axis 30 is orthogonal to the longitudinal axis 2a and substantially horizontal.
  • An actuator, not shown, mounted between the beam 2 and the foot 4 is then controlled to adjust the mutual orientation of the beam 2 and the foot 4 according to the positions of the gripping arms 8 and 9.
  • This articulation axis 30 is necessary when the second base 6 is guided or when the feet 3 and 4 have no rotational connection with the beam 2.
  • the gantry 1 according to the invention and illustrated for example by figures 5 , 8 and 9 , comprises the rotary connection 15 between the first leg 3 and the beam 2.
  • the connection between the second leg 4 and the beam 2 is rigid and the rolling base 6 is not motorized. It is then possible, by unlocking the rotary connection 15 and moving the rolling base 5, to modify the angular orientation between the beam 2 relative to rail rails 17.
  • An example of such an angular orientation is for example illustrated in FIG. the figure 8 compared to the figure 5 , in which the beam 2 extends substantially orthogonal to the direction of movement of the rolling base 5.
  • the gantry 1 is advantageously associated with a mechanical or immaterial guidance system for at least one of the rolling bases 5 and 6.
  • the rolling base 5 comprises wheels 7.
  • the additional rail 16 having a spacing determined with respect to the rail rails 17, thus makes it possible to implement a mechanical guidance of the gantry 1 This determined spacing and the dimensions of the gantry 1 depend on the size of a pivoting bearing structure 20 in the open position.
  • the present invention also relates to a gripping device for handling gantry.
  • This device comprises a movable carriage 11 comprising a mobile base and on which is mounted oscillating, a substantially vertical gripping arm with one of its ends, the other end of said gripping arm being provided with a hooking interface 10 to a load, said gripping arm 8, 9 being telescopic to lift the load.
  • the present invention also relates to a system for opening and closing a pivoting load-bearing structure of a rail car, comprising the handling gantry 1 and a civil engineering infrastructure.
  • the latter comprises two rails 17 regulatory rail gauge, illustrated schematically for example at the figure 8 and at least one additional rail 16 parallel to the rail 17.
  • the rails 16 and 17 are embedded in a concrete slab 18 and at least one of the bases 5 and 6 is provided with wheels 7 in the form of rollers to move on the additional rail 16.
  • the concrete slab 18 is for example configured on the one hand to allow the circulation of vehicles of the semi-trailer and tractor type and on the other hand for taking up loads from one end of the pivoting support structure in the open position resting on said concrete slab 18.
  • the figure 10 illustrates an example positioning of the gantry 1 with respect to the pivoting carrier structure 20 of a wagon 21.
  • the gripping arms 8 and 9 are then brought into contact with the pivoting support structure 20, as shown in FIG. figure 11 , so as to mutually engage the hooking interfaces 10 and the complementary hooking interfaces.
  • the pivotal bearing structure 20 can then be raised, pivoted and deposited on the concrete slab 18 to perform loading or unloading operations.
  • the gantry 1 comprises position and force sensors for transmitting signals to the control unit, on-board or remote, not shown, which controls a set of actuators for controlling the phases of operation. opening and closing of the pivoting bearing structures.
  • the control unit thus makes it possible to implement the various steps of a method of opening and closing a pivoting carrier structure of a railway wagon. This method and consequently all the movements of the gantry 1 are advantageously automated.
  • the gantry 1 is equipped with sensors to locate and control suitable actuators.
  • the handling method implemented by the gantry 1 according to the invention thus comprises an opening phase and a closing phase of the wagon 21.
  • the method then consists in moving the gantry 1 to another pivoting carrier structure 20 in the closed position by retracting where appropriate one of the gripping arms 8 or 9 or by sufficiently spacing the carriages 11 to allow the gripping arms 8 and 9 to pass on both sides of said pivoting carrier structure 20 open and to repeat the previous steps.
  • the loading operation for example, is carried out by moving a semi-trailer in reverse, in the pivoting carrier structure 20 and then locking said semi-trailer on said pivoting carrier structure 20.
  • the displacement of the semi-trailer trailer is performed by means of a handling machine, the tractor type, automated or not.
  • the method then consists in moving the gantry 1 to another pivoting carrier structure in the open position and repeating the preceding steps.
  • the gantry 1 comprises two beams 2 interconnected by means of a mechanical connection structure, each of the beams 2 supporting two mobile carriages each provided with a gripping arm.
  • the gantry 1 comprises four movable carriages 11 moving on a pair of rolling tracks 13 circular or substantially circular.
  • the beam 2 is thus equipped with a rigid circular structure 2c whose upper face 2b above is provided with the pair of rolling tracks 13.
  • the carriages 11 thus circulate in a circular or substantially circular path for positioning the gripping arms 8, 9 and handle loads.
  • the circular structure 2c is advantageously centered on the beam 2 of longitudinal axis 2a.
  • the gantry 1 comprises four mobile carriages 11. Two mobile carriages 11 move on a pair of rolling tracks 13 of a first section 2d of the beam 2 and two additional mobile carriages 11 move on a pair of tracks 13 of a second section 2e of the beam 2.
  • Each of the sections 2d and 2e have a curved shape, convex or substantially arcuate in its circular or substantially circular centers.
  • the curved shape of the first section 2d extends in a direction opposite to the curved shape of the second section 2e.
  • Such a configuration is particularly advantageous for handling a wagon or pivoting loading pocket at its center.
  • the gripping arms 8, 9 can thus be accurately positioned and handle loads optimally.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)
  • Jib Cranes (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
EP18174729.6A 2017-06-30 2018-05-29 Handling-portalkran und handling-system, das einen solchen portalkran umfasst Active EP3421409B1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL18174729T PL3421409T3 (pl) 2017-06-30 2018-05-29 Suwnica bramowa do przeładunku oraz system przeładunku zawierający suwnicę bramową

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1756217A FR3068343B1 (fr) 2017-06-30 2017-06-30 Portique de manutention et systeme de manutention comprenant un tel portique

Publications (2)

Publication Number Publication Date
EP3421409A1 true EP3421409A1 (de) 2019-01-02
EP3421409B1 EP3421409B1 (de) 2020-03-04

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ID=59930530

Family Applications (1)

Application Number Title Priority Date Filing Date
EP18174729.6A Active EP3421409B1 (de) 2017-06-30 2018-05-29 Handling-portalkran und handling-system, das einen solchen portalkran umfasst

Country Status (6)

Country Link
EP (1) EP3421409B1 (de)
CN (1) CN109205474A (de)
EA (1) EA201891242A1 (de)
ES (1) ES2778999T3 (de)
FR (1) FR3068343B1 (de)
PL (1) PL3421409T3 (de)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111652935A (zh) * 2020-06-30 2020-09-11 上海振华重工(集团)股份有限公司 一种铁路火车托架的定位系统及其方法
CN112723157A (zh) * 2021-01-18 2021-04-30 武桥工业装备有限责任公司 一种铁路起重机用可变距跨双铁路线支垫装置及使用方法
CN115611169A (zh) * 2022-12-19 2023-01-17 河南省矿山起重机有限公司 一种电动葫芦桥式起重机

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111992927A (zh) * 2020-08-04 2020-11-27 中车长江车辆有限公司 一种铁路货车端墙、侧墙组装系统
CN113120541B (zh) * 2021-04-20 2022-08-23 山东交通学院 一种用于公路隧道的清障装置及其使用方法

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EP0193772A2 (de) * 1985-03-06 1986-09-10 Hermann Spicher GmbH Vorrichtung zur automatischen Entnahme von Gegenständen aus Behältern
DE102008029451A1 (de) * 2007-06-21 2008-12-24 Gerhard Sandt Vorrichtung zur automatischen Entnahme von Gegenständen aus Behältern
WO2011077085A2 (en) * 2009-12-21 2011-06-30 National Oilwell Varco L.P. A crane on a vessel
CN103359626A (zh) * 2013-07-29 2013-10-23 四川宏华石油设备有限公司 一种隔水管吊机
CN203296722U (zh) * 2013-06-14 2013-11-20 四川宏华石油设备有限公司 一种浮式海洋钻井用门式隔水管吊机
CN106629411A (zh) * 2017-02-13 2017-05-10 四川宏华石油设备有限公司 一种多功能管具吊运设备
CN106672813A (zh) * 2016-12-09 2017-05-17 天津巴特机械设备有限公司 一种可调节高度的起吊装置

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0193772A2 (de) * 1985-03-06 1986-09-10 Hermann Spicher GmbH Vorrichtung zur automatischen Entnahme von Gegenständen aus Behältern
DE102008029451A1 (de) * 2007-06-21 2008-12-24 Gerhard Sandt Vorrichtung zur automatischen Entnahme von Gegenständen aus Behältern
WO2011077085A2 (en) * 2009-12-21 2011-06-30 National Oilwell Varco L.P. A crane on a vessel
CN203296722U (zh) * 2013-06-14 2013-11-20 四川宏华石油设备有限公司 一种浮式海洋钻井用门式隔水管吊机
CN103359626A (zh) * 2013-07-29 2013-10-23 四川宏华石油设备有限公司 一种隔水管吊机
CN106672813A (zh) * 2016-12-09 2017-05-17 天津巴特机械设备有限公司 一种可调节高度的起吊装置
CN106629411A (zh) * 2017-02-13 2017-05-10 四川宏华石油设备有限公司 一种多功能管具吊运设备

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111652935A (zh) * 2020-06-30 2020-09-11 上海振华重工(集团)股份有限公司 一种铁路火车托架的定位系统及其方法
CN111652935B (zh) * 2020-06-30 2023-04-28 上海振华重工(集团)股份有限公司 一种铁路火车托架的定位系统及其方法
CN112723157A (zh) * 2021-01-18 2021-04-30 武桥工业装备有限责任公司 一种铁路起重机用可变距跨双铁路线支垫装置及使用方法
CN115611169A (zh) * 2022-12-19 2023-01-17 河南省矿山起重机有限公司 一种电动葫芦桥式起重机
CN115611169B (zh) * 2022-12-19 2023-03-10 河南省矿山起重机有限公司 一种电动葫芦桥式起重机

Also Published As

Publication number Publication date
EP3421409B1 (de) 2020-03-04
EA201891242A1 (ru) 2019-02-28
PL3421409T3 (pl) 2020-06-01
FR3068343A1 (fr) 2019-01-04
FR3068343B1 (fr) 2020-11-13
CN109205474A (zh) 2019-01-15
ES2778999T3 (es) 2020-08-13

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