EP3010845A2 - Agencement de poulies compensatrices - Google Patents

Agencement de poulies compensatrices

Info

Publication number
EP3010845A2
EP3010845A2 EP14735487.2A EP14735487A EP3010845A2 EP 3010845 A2 EP3010845 A2 EP 3010845A2 EP 14735487 A EP14735487 A EP 14735487A EP 3010845 A2 EP3010845 A2 EP 3010845A2
Authority
EP
European Patent Office
Prior art keywords
cylinder
sheaves
rocker
monitoring
cylinders
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
EP14735487.2A
Other languages
German (de)
English (en)
Other versions
EP3010845B1 (fr
Inventor
Hubert SUNDERHAUS
Marc Roman Büdenbender
Peter Börner
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.)
Siemag Tecberg GmbH
Original Assignee
Siemag Tecberg 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 Siemag Tecberg GmbH filed Critical Siemag Tecberg GmbH
Publication of EP3010845A2 publication Critical patent/EP3010845A2/fr
Application granted granted Critical
Publication of EP3010845B1 publication Critical patent/EP3010845B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
    • B66D1/54—Safety gear
    • B66D1/58—Safety gear responsive to excess of load
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B7/00—Other common features of elevators
    • B66B7/06—Arrangements of ropes or cables
    • B66B7/10—Arrangements of ropes or cables for equalising rope or cable tension
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C13/00—Other constructional features or details
    • B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
    • B66D1/28—Other constructional details
    • B66D1/36—Guiding, or otherwise ensuring winding in an orderly manner, of ropes, cables, or chains
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
    • B66D1/28—Other constructional details
    • B66D1/40—Control devices
    • B66D1/48—Control devices automatic
    • B66D1/50—Control devices automatic for maintaining predetermined rope, cable, or chain tension, e.g. in ropes or cables for towing craft, in chains for anchors; Warping or mooring winch-cable tension control
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D5/00—Braking or detent devices characterised by application to lifting or hoisting gear, e.g. for controlling the lowering of loads
    • B66D5/02—Crane, lift hoist, or winch brakes operating on drums, barrels, or ropes

Definitions

  • the present invention relates to a Kompensationsseilutionnan extract for Trommelfordermaschinen with at least two vertically guided in sliding frame and mounted on hydraulically short cylinders closed sheaves and a corresponding method, as described by the preambles of the independent claims.
  • the sheaves are guided vertically guided on the cylinder and these hydraulically short closed, so that an oil balance can be done and the sheaves can adjust vertically so that both ropes carry the same load.
  • the object of the present invention is therefore to provide a Kompensationsseillacenvortechnisch and a corresponding method for operating the same, which provides the opportunity to detect and conduct malfunction in the overall system monitor.
  • the system should provide monitoring functions, contain safety measures and be able to intervene in the machine control of the drum carrier, which is provided with the Kompensationsseillacenvorraum.
  • the hydraulic system of the compensating sheave device is to be mechanically monitored in order to indicate a malfunction or failure and to take security measures.
  • a Kompensationsseilutionnan extract for drum conveyors with at least two vertically guided in sliding and mounted on hydraulically short cylinders sheaves which is characterized in accordance with the present invention in that a multi-redundant monitoring of the different acting on the sheaves rope loads on the Hydraulic cylinder is provided, which communicatively connected to the plant control of the drum carrier.
  • the Kompensationsseilutionnan extract is characterized in that the multi-redundant monitoring of the different acting on the sheaves rope loads on the hydraulic cylinder at least from each at least one linear transducer, at least one Wegendschalter and a cylinder pressure monitoring.
  • a mechanical stop is provided above the respective lower cylinder end point, for safe lowering of the slide frame in case of overload in the hydraulic system and avoidance of mechanical damage to the respective cylinder.
  • the Kompensationsseillismnan Aunt may be characterized in that the hydraulically short closed Cylinders are arranged on a mechanical load balance rocker with mechanical stop on both sides to accommodate the loads of the sheaves, which is at the same loads on the sheaves in balance.
  • the load balance rocker can be provided on both sides each with spring packs that allow a tolerance value for the rockers.
  • a linear transducer for measuring the rocker be mounted whose path difference is constantly monitored by the plant control of the drum carrier.
  • a method for operating a Kompensationsseillismnan Aunt for drum conveyors is provided with at least two vertically guided in sliding frame and mounted on hydraulically short cylinders sheaves, which communicate communicatively by providing a multi-redundant and with the system control of the drum carrier Monitoring the different rope loads acting on the pulleys via the hydraulic cylinders.
  • This method can be configured such that the multi-redundant monitoring continuous monitoring of the position of the cylinder by a position measuring system, monitoring the position of the cylinder by the provision of limit switches at the transition points of the working areas and a continuous monitoring of the pressure in the cylinders and a discharge of the oil in a tank when a defined value is exceeded as well as lowering the slide frame to mechanical stops above the lower cylinder end points provides.
  • a mechanical load balancing rocker be provided with bilateral, mechanical stop for receiving the loads of the sheaves, which is at the same loads on the sheaves in balance.
  • the hydraulic control of the entire system including drum carrier and compensating disk device can be designed such that for maintenance purposes both cylinders together or each cylinder can be driven separately up and down.
  • the compensation of the rope loads is done hydraulically.
  • the position of the cylinders is constantly monitored. If a cylinder leaves the normal working area, a warning is issued and the shutdown circuit of the entire system is triggered. If a cylinder leaves the max. Compensation area, is assumed by a faulty winding and it is triggered a safety braking. If the load in both ropes becomes too large, damage to the hydraulic system and the cylinders will be prevented. A malfunction of the hydraulically operating system is monitored by means of the mechanical safety devices.
  • the device and the method according to the invention therefore provides a multiple monitoring of the different cable loads through the compensation pulleys, as well as a monitoring of the compensating pulleys and malfunction of the hydraulic system.
  • the mechanical stops also protect the compensating cable pulleys from damage caused by cable overload or from excessive operating loads.
  • Fig.l the side view of an embodiment of the compensating cable disc device according to the invention.
  • FIG. 2 shows the compensating cable pulley device according to FIG. 1, without steel construction
  • FIG. Fig. 3 is the release view of the compensating cylinder assembly of the compensating sheave device of Figs. 1 and / or 2;
  • Fig. 5 is a diagram illustrating the working areas of the cylinder of Fig. 3;
  • FIG. 6 is a detailed view of a load balance rocker as provided in the compensating cable pulley apparatus of FIGS. 1 and / or 2;
  • Fig. 7 is an enlarged section of the load balance rocker of Fig. 6 .; and Fig. 8 is a control diagram of the hydraulic system of the compensation sheave device according to the previous figures.
  • FIG. 1 shows the side view of a preferred embodiment of the compensating rope disc device in accordance with the invention.
  • the guide of the slide frame 8 takes place by means of steel structural frames 12 arranged guide rails 14, on each of which the slide frame 8 arranged end rollers 16 and edge rollers 18 run.
  • the Kompensationsseilutionnvoroplasty as shown in Fig. 1 has a multi-redundant monitoring of the different acting on the sheaves 10 rope loads on the hydraulic cylinder 1, which communicatively connected to the plant control (not shown) of the drum carrier (not shown).
  • the multi-redundant monitoring of the different acting on the sheaves 10 rope loads on the hydraulic cylinder 1 is in the preferred embodiment per cylinder 1 from a linear displacement sensor 20, an upper Vorabschalter 7c and an upper Endabschalter 7b, a lower advance switch 7c and an upper Endabschalter 7b and a cylinder pressure monitoring (not shown) of the cylinder 1.
  • the displacement measuring devices 20 transmit the position of the respective pulley 10 to the electrical control (not shown).
  • the limit switches 7c, 7b are used for warning and end position shutdown.
  • a mechanical stop 22 is provided above the respective lower cylinder end point for safe lowering of the slide frame 8 in case of overload in the hydraulic system and avoidance of mechanical damage to the respective cylinder.
  • the Kompensationsseillismnan Aunt of FIG. 1 a load balance rocker 24 for receiving the loads of sheaves 10 with bilateral, mechanical stop on which the hydraulically short closed cylinder 1 are arranged. At the same loads on the pulleys 10, this load balance rocker 24 is in balance.
  • the load balance rocker 24 is provided on both sides in each case with Federpa- keten 26, which allow a tolerance value for the rockers.
  • FIG. 2 shows the compensating cable pulley device according to FIG. 1. provides without steel construction and slightly enlarged for better visibility of the essential elements of the compensation cable pulley device.
  • the illustrated elements are identical to those of FIG. 1.
  • FIG. 3 also shows an isolated cylinder 1 of the arrangement according to FIGS. 1 and / or 2.
  • FIG. 4 shows a detailed view of the limit switch mounting of the compensating cable pulley device according to FIGS. 1 and / or 2.
  • the guide rails 14 on which the end rollers 16 and the edge rollers 18 arranged on the slide frame 8 run can be seen.
  • the upper and lower advance switches 7c and the upper and lower limit switches 7b can also be seen.
  • FIG. 4 also shows a switching lug 30 arranged on the slide frame 8, by means of which the advance and limit switches 7c, 7b can be actuated when the slide frame 8 passes over a corresponding area, which shuts down the entire system would lead.
  • FIG. 5 shows a diagram which illustrates the working areas of the cylinder 1 according to FIG. 3 and FIG. 4.
  • the positions b and c correspond to the locations of the advance and end switches 7c, 7b.
  • Point a) defines in the diagram a mechanical safety area of the cylinder 1 up to the retracted end position.
  • the points b) each define a boundary region, which is referred to as security and Albertspul Scheme. If the switch flag is located in these areas, this is a clear indication of a malfunction (faulty winding) of the system and the system is shut down via safety braking.
  • the points c) define a boundary area, which is referred to as the maximum compensation area. This is the area in which the cylinders 1 are allowed to deflect as much as possible in order to compensate for differences in the rope loads resting on the sheaves 10 in order to ensure a load equilibrium in the system. In this area, a warning locking and locking of the system after completion of the driving cycle (shut-down circuit).
  • Points d) define an area referred to as a normal work area. This is the width in which the cylinder 1 is allowed to move normally to compensate for differences in the resting on the pulleys 10 rope loads.
  • the point e) finally defines the starting position of the respective cylinder, which is in the illustrated embodiment at about 55% cylinder travel above the point 0 mm (cylinder fully retracted).
  • Fig. 6 shows the detailed view of the load balance rocker 24, as provided in the Kompensationsseilusionnvorraum according to FIGS. 1 and / or 2.
  • the load balance rocker 24 consists of the actual rocker 24a and the bearing block 24b.
  • the rocker has eyes 28 on both sides for fixing the cylinders 1.
  • the load balance rocker also has on both sides of a (not shown) mechanical stop, in the event that the load balance rocker 24 is significantly deflected. This would only be the case with unequal loads on sheaves 10, e.g. in case of danger or malfunction. At the same loads on the pulleys 10, the load balance rocker 24, however, in balance.
  • FIG. 1 shows the detailed view of the load balance rocker 24, as provided in the Kompensationsseilusionnvortechnisch according to FIGS. 1 and / or 2.
  • the load balance rocker 24 consists of the actual rocker 24a and the bearing block 24b.
  • the rocker has eyes 28 on both sides for fixing the cylinders 1.
  • spring assemblies 26 are mounted for support on both sides of the rocker, which allow a tolerance value for the rockers. If this tolerance value is exceeded, the rocker 24 is located on one side and damage to the system is prevented. As can be seen in FIG. 7, on both sides of the load balance rocker 24, a linear displacement transducer 32 for measuring the rocker is also mounted, whose path difference is constantly monitored by the system control (not shown) of the drum carrier.
  • FIG. 8 shows a control diagram of the hydraulic system of the compensation rope pulley device according to the preceding FIGS. 1 to 7.
  • a control block 1a is integrated on each cylinder 1.
  • the cylinder volume balance out by means of pipe or hose connection between the two control blocks. With cable break load, the resulting overpressure on the valve 5 is limited.
  • the corresponding balancing cylinder 1 is locked and the second balancing cylinder 1 can be compensated by means of the directional control valves in the hydraulic unit in its Hubpositi- on against the locked cylinder.
  • the pressure switches 2 indicate the change of the load conditions and transmit the values to the electric control (not shown).
  • the Wegmessein- directions 20 transmit the position of the respective pulley to the (not shown) electrical control.
  • the limit switches 7 (7a, 7b) are used for warning (shutdown inhibit circuit) and end position shutdown (shutdown by safety braking).

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Control And Safety Of Cranes (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
  • Jib Cranes (AREA)
  • Types And Forms Of Lifts (AREA)

Abstract

L'invention concerne un agencement de poulies compensatrices pour machines d'extraction à tambour, comprenant au moins deux poulies guidées verticalement dans des châssis de coulissement, et montées sur des vérins en court-circuit hyraulique, permettant d'exercer une surveillance à multiple redondance des différentes charges exercées par les câbles sur les poulies, en liaison de communication avec la commande centrale de la machine d'extraction à tambour.
EP14735487.2A 2013-06-18 2014-06-13 Agencement de poulies compensatrices Active EP3010845B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102013010273.1A DE102013010273A1 (de) 2013-06-18 2013-06-18 Kompensationsseilscheibenanordnung
PCT/EP2014/062460 WO2014202487A2 (fr) 2013-06-18 2014-06-13 Agencement de poulies compensatrices

Publications (2)

Publication Number Publication Date
EP3010845A2 true EP3010845A2 (fr) 2016-04-27
EP3010845B1 EP3010845B1 (fr) 2016-11-16

Family

ID=51063408

Family Applications (1)

Application Number Title Priority Date Filing Date
EP14735487.2A Active EP3010845B1 (fr) 2013-06-18 2014-06-13 Agencement de poulies compensatrices

Country Status (10)

Country Link
US (1) US10118808B2 (fr)
EP (1) EP3010845B1 (fr)
CN (1) CN105531217B (fr)
AP (1) AP2015008913A0 (fr)
AU (1) AU2014283427B2 (fr)
CA (1) CA2915906C (fr)
DE (1) DE102013010273A1 (fr)
EA (1) EA030574B1 (fr)
WO (1) WO2014202487A2 (fr)
ZA (1) ZA201509029B (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2933217B1 (fr) * 2014-04-16 2017-03-15 KONE Corporation Dispositif de compensation du poids des câbles de levage d'un ascenseur.
DE102016123376A1 (de) * 2016-12-02 2018-06-07 Siemag Tecberg Gmbh Förderanlage für Endlager
CN108488147B (zh) * 2018-04-11 2024-03-08 河南大学 一种智能式荷载缓和装置
CN109761159A (zh) * 2019-01-24 2019-05-17 广州鸿海海洋技术服务有限公司 一种绞车补偿装置
US11524872B2 (en) * 2020-04-22 2022-12-13 Otis Elevator Company Elevator compensation assembly monitor
CN114057104B (zh) * 2022-01-17 2022-04-08 新乡市起重设备厂有限责任公司 一种起重机起吊调节装置

Family Cites Families (10)

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Publication number Priority date Publication date Assignee Title
US1311108A (en) * 1919-07-22 Hydraulic strain-equalizer
US1887306A (en) * 1929-12-27 1932-11-08 Fred H Huff Revolving sheave fairlead
GB664686A (en) * 1947-11-29 1952-01-09 Houilleres Bassin Du Nord Improvements in or relating to hoists
GB880311A (en) * 1959-11-06 1961-10-18 Anglo Amer Corp South Africa Improvements in lifting, lowering and hauling
US3014699A (en) * 1959-11-09 1961-12-26 Anglo Amer Corp South Africa Lifting, lowering and hauling
DE1208463B (de) * 1959-11-09 1966-01-05 Anglo Amer Corp South Africa Selbsttaetige Spannungsausgleichseinrichtung fuer die Foerderseile einer Mehrseilaufzugs-einrichtung fuer Bergwerke
US3593508A (en) * 1968-05-23 1971-07-20 Gen Cable Corp Apparatus for imparting a predetermined value of twist to a material
CN1044998C (zh) 1996-09-27 1999-09-08 中国矿业大学 钢丝绳张力自动平衡悬挂装置
FI119235B (fi) * 2003-11-24 2008-09-15 Kone Corp Hissi ja menetelmä tasauslaitteen ennalta valitulta kompensointialueelta poikkeamisen havaitsemiseksi
CN101279688B (zh) 2008-05-15 2011-04-06 董传德 钢丝绳张力平衡油缸位置及提升载荷监测系统

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO2014202487A3 *

Also Published As

Publication number Publication date
CN105531217A (zh) 2016-04-27
AU2014283427B2 (en) 2018-10-25
ZA201509029B (en) 2019-01-30
CA2915906C (fr) 2020-01-21
EA201600019A1 (ru) 2016-05-31
WO2014202487A2 (fr) 2014-12-24
WO2014202487A3 (fr) 2015-03-19
CA2915906A1 (fr) 2014-12-24
EP3010845B1 (fr) 2016-11-16
AP2015008913A0 (en) 2015-12-31
US20160115002A1 (en) 2016-04-28
CN105531217B (zh) 2017-12-22
AU2014283427A1 (en) 2016-01-28
EA030574B1 (ru) 2018-08-31
DE102013010273A1 (de) 2014-12-18
US10118808B2 (en) 2018-11-06

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