WO2019120359A1 - Composant de logement de charges pour des chaînes - Google Patents

Composant de logement de charges pour des chaînes Download PDF

Info

Publication number
WO2019120359A1
WO2019120359A1 PCT/DE2018/100811 DE2018100811W WO2019120359A1 WO 2019120359 A1 WO2019120359 A1 WO 2019120359A1 DE 2018100811 W DE2018100811 W DE 2018100811W WO 2019120359 A1 WO2019120359 A1 WO 2019120359A1
Authority
WO
WIPO (PCT)
Prior art keywords
load
console
cover
receiving component
measuring element
Prior art date
Application number
PCT/DE2018/100811
Other languages
German (de)
English (en)
Inventor
Bernhard Norpoth
Original Assignee
Thiele Gmbh & Co. Kg
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 Thiele Gmbh & Co. Kg filed Critical Thiele Gmbh & Co. Kg
Publication of WO2019120359A1 publication Critical patent/WO2019120359A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C15/00—Safety gear
    • B66C15/06—Arrangements or use of warning devices
    • B66C15/065—Arrangements or use of warning devices electrical
    • 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
    • B66C13/16—Applications of indicating, registering, or weighing devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16G—BELTS, CABLES, OR ROPES, PREDOMINANTLY USED FOR DRIVING PURPOSES; CHAINS; FITTINGS PREDOMINANTLY USED THEREFOR
    • F16G13/00—Chains
    • F16G13/12—Hauling- or hoisting-chains so called ornamental chains
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16G—BELTS, CABLES, OR ROPES, PREDOMINANTLY USED FOR DRIVING PURPOSES; CHAINS; FITTINGS PREDOMINANTLY USED THEREFOR
    • F16G15/00—Chain couplings, Shackles; Chain joints; Chain links; Chain bushes
    • F16G15/12—Chain links
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
    • G01L5/04—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring tension in flexible members, e.g. ropes, cables, wires, threads, belts or bands
    • G01L5/10—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring tension in flexible members, e.g. ropes, cables, wires, threads, belts or bands using electrical means
    • G01L5/101—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring tension in flexible members, e.g. ropes, cables, wires, threads, belts or bands using electrical means using sensors inserted into the flexible member
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M13/00—Testing of machine parts
    • G01M13/02—Gearings; Transmission mechanisms
    • G01M13/023—Power-transmitting endless elements, e.g. belts or chains

Definitions

  • the invention relates to a load-receiving component for chains according to the features in the preamble of claim 1.
  • the load-bearing member is intended for link chains.
  • the fatigue life prediction of fatigue-stressed mechanical equipment, especially vibratory chains in the conveyor and / or extraction technology with high operating times, is an important task to ensure proper operation and to avoid or prevent damage.
  • sensors In this context, it is known to attach sensors to machine components in order to determine their damage and the load collective. These sensors, usually consisting of strain gauges, are on Component attached and coupled to a readout / evaluation unit and power supply.
  • a load-bearing component made of steel for the lifting, lifting, lashing, conveying or extraction technology is one of the prior art by DE 100 36 014 C2. This is a chain link for a round steel chain or a tab for a link chain. In an area of the load-bearing component which is not or only slightly loaded by the operational stresses, an energy-free contactless readable data medium or transponder is fixed.
  • DE 102 34 626 B4 deals with the integration of a pulse generator and a sensor at a distance from each other in a load-receiving component.
  • WO 2004/085985 A1 discloses a life-time sensor which can also be used in particular for load-bearing components, such as a round steel chain.
  • the device comprises a sensor with strain gauges for detecting component voltages and component expansions and a data memory, a control and evaluation device, a transmitter, a receiver, an antenna arrangement and a battery as a voltage source.
  • the components are fixed in position as a unit on the object to be monitored.
  • a damage calculation can be carried out with the measured loads and the load collectives determined therefrom with the aid of counting methods.
  • the invention is based on the prior art, the object to provide a component technology and application technology improved load-carrying component for chains, which allows the image of the load collective of the chain.
  • the invention relates to load-bearing components in the form of chain links or modified chain links.
  • the load-receiving component according to the invention enables a reliable mapping of the load collective of a chain.
  • the load on the chain during operational use is mapped in a certain period of time.
  • the course of the acting force or the occurring voltage is detected by means of the at least one sensor and determined over time. This allows conclusions about the operating parameters of the chain, for example, their biasing force, which can then be intervened in regulating if necessary. Also, the information can be used for a wear or damage prediction.
  • the load-receiving component according to the invention and its integrated sensor module are particularly advantageous in terms of component technology and application technology.
  • An essential advantageous aspect of the invention is that the sensor module can be opened. This allows the storage medium to be removed, read out externally and / or exchanged. This applies in particular to the case that a data transmission by radio due to the environmental conditions is not possible or an all-round metallic protection is necessary. Also, if necessary, the voltage source can be exchanged or replaced in the simplest way.
  • the load-receiving component according to the invention for chains, in particular for link chain, is equipped with a sensor module.
  • the sensor module comprises at least one sensor for detecting component voltages and component expansions.
  • the sensor module is fixed in a receptacle of the load-receiving component.
  • the at least one sensor or the sensors are in particular strain gauges (DMS). These are defined at suitable locations on the load-bearing component.
  • DMS strain gauges
  • the sensor module comprises a processing unit, a digital storage medium and a voltage source.
  • the processing unit may be a data processing unit in the form of a microprocessor consisting of a program in a chip.
  • the processing unit may be an analog-to-digital converter (A / D converter) or include an analog-to-digital converter. By means of the A / D converter, the analog input signals of the sensors are converted into digital data, which are then further processed or stored on the storage medium.
  • a / D converter analog-to-digital converter
  • the processing unit can have an additional radio module with which the parameterization and the reading of the measured data can take place. Without a radio module, the processing unit can be parameterized by means of a PC software via a wired interface (not shown).
  • the adjustable parameters relate, in particular, to radio parameters and frequencies, voltage and temperature monitoring, memory manipulations, sampling rates, sensor settings, status messages, measurement and processing modes, timed switching on and off, correction factors.
  • the processing unit has a built-in timer with clock and date functions. With an additional backup battery, these functions are maintained even when the power source is removed.
  • the digital storage medium may in particular be an SD card or micro SD card.
  • the voltage source is in particular a battery or an accumulator.
  • a corresponding holder for receiving the voltage source is provided in the sensor module.
  • the voltage source supplies the electronic components of the sensor module with electrical energy.
  • the sensor module has a Meßgliedkonsole and a cover console.
  • a first electrical contact is integrated in the measuring element console.
  • the first electrical contact is in electrically conductive connection with the sensor or sensors and is preferably wired to them.
  • a second electrical contact is arranged, which is connected to the processing unit.
  • the measuring element console and the cover console are under Fier ein an electrical Connection between the first electrical contact and the second electrical contact releasably connected to each other.
  • the electrical contacts are electrical connectors in the form of a plug (male part) with outwardly facing contact pins and a coupling (female part) with inwardly facing contact openings.
  • cover console are associated with a lid and a sealing element.
  • the lid bracket can be connected or connected together with the lid to the measuring element console.
  • the sealing element is in particular an O-ring. This seals the sensor module against external influences.
  • the lid may be integral with the lid panel.
  • the lid is designed as a separate component.
  • the lid consists of a metallic material.
  • the cover is provided on its outer circumference with a circumferential groove.
  • the cover bracket is joined to the lid designed as a separate component, in particular glued.
  • the processing unit, the storage medium and the voltage source are preferably arranged in or on the cover console.
  • the main body of the load-receiving component is provided with a receptacle for the sensor module. This can be done by cutting by milling.
  • the sensor or sensors are then fixed to the load-receiving component. This is done in particular on the inner surfaces of the recording.
  • the receptacle has two webs arranged parallel to one another. These are uniform material integral part of the load-carrying component.
  • the sensors are wired to the first electrical contact. Subsequently, the measuring element console is pushed into the receptacle and the first electrical contact is placed in a holder of the measuring element console.
  • the Meßgliedkonsole has a chamber for receiving the cover bracket.
  • the chamber is bounded by side walls and a bottom wall.
  • the measuring element console has at least one sleeve, preferably two sleeves, for the passage of a connecting means.
  • the sleeves correspond with one opening in the cover console or the lid.
  • the Meßgliedkonsole is provided outside the chamber with webs, struts and / or support elements for stabilization.
  • the areas outside the chamber are filled with a potting compound and the measuring element console is thereby fixed in the receptacle.
  • a firm connection or joining of the measuring element console is made to the load receiving member in the recording.
  • the wiring between the sensors and the first electrical contact is fixed.
  • the potting compound is preferably a polyurethane-based resin. This serves to fix the measuring element console in the receptacle, as well as for mechanical reinforcement and protection.
  • the outer cavities between the chamber and the receptacle are filled with potting compound.
  • the cover console equipped with the processing unit, the digital storage medium and the voltage source as well as the second electrical contact is installed in the sensor module.
  • the cover console is inserted into the chamber of the measuring element console.
  • the electrically conductive connection between the first electrical contact and the second electrical contact is made.
  • the cover bracket is already firmly connected to the lid prior to assembly, so that the unit of cover console and cover together with the Sealing element is installed.
  • About connecting means, in particular lingharmskar such as bolts and nuts, the cover bracket is fastened together with the lid on the measuring element console.
  • mounting holes are provided in the bottom of the measuring element console. These correspond with the sleeves.
  • a bolt is passed through a mounting hole, a sleeve and an opening in the lid and braced in a bore with internal thread or with a nut.
  • a releasable securing of the screw connection can also be done by applying an adhesive.
  • the measuring element console and / or the cover console are made of plastic.
  • the measuring element console and / or the cover console consist of a light-curing plastic.
  • the measuring element console or the cover console with the lid made of plastic, it is possible to communicate by radio with the processing unit.
  • lid and the measuring element console are made of metal.
  • the lid and the measuring element console are made of metal.
  • no radio is available and the disclosure is of particular advantage.
  • the measuring element console and / or the cover console are produced by additive manufacturing processes.
  • the measuring element console, as well as the cover console can be individually adapted to specific load-bearing components and the receptacles provided there in this production technology.
  • the production of molds for the consoles can be omitted. Even material-removing processing steps are not required or significantly reduced.
  • the sensors or strain gauges installed in the main body of the load-bearing component form a unit with specific measuring properties due to their specific positioning by the gluing together with the specific properties of the basic body.
  • one calibration is every Load-receiving component necessary to determine the load-receiving component inherent typical relationship between change in force and resistance change of the sensors. For the measurements to be carried out during operational use of the load-bearing component, this relation must also be taken into account.
  • each sensor module must be made aware of this relation during installation in the body of a load-receiving component.
  • the sensor module is initialized accordingly. This can take place in that the corresponding relation is stored in the form of a numerical value in a transponder cast in the base body, in particular an RFID chip, and is automatically read out by the built-in sensor module.
  • the relation in the sensor module can be set prior to its installation or taken into account in the subsequent data processing by means of a computer.
  • One aspect of the invention therefore provides that in the load-receiving component or its base body a non-contact readable data carrier, in particular a transponder, preferably an RFID transponder, is integrated.
  • Figure 1 shows a section of a link chain with one between two
  • Chain links integrated load-bearing component
  • Figure 2 shows the views of Figure 1 in a plan view
  • Figure 3 shows the representation of Figure 1 in a side view
  • Figure 4 is a section through the representation of Figure 1 along the line A-A;
  • Figure 5 is a section through the representation of Figure 1 along the line B-B;
  • Figure 6 is a perspective view of the invention
  • FIG. 7 shows the illustration corresponding to FIG. 6 from another
  • FIG. 8 shows the basic body of a load-receiving component in a view
  • FIG. 9 shows a measuring element console in a perspective view from the front
  • FIG. 10 shows the measuring element console in a perspective view from behind
  • FIG. 11 which is integrated in a receptacle of a load-receiving component
  • FIG. 12 shows the illustration corresponding to FIG. 11 in a perspective view
  • FIG. 13 shows the volume of the potting compound
  • FIG. 14 shows a cover console fixed on a cover in a perspective
  • FIG. 15 shows the illustration corresponding to FIG. 14 in another view
  • FIG. 16 shows the cover console in a view of the data processing unit and the second electrical contact
  • FIG. 17 shows the cover console in a perspective view of the holder for a voltage source
  • FIG. 18 shows the illustration of the cover console with built-in voltage source
  • Figure 19 is a perspective view of the load receiving member with a
  • FIG. 20 shows the load-receiving component in a perspective view of FIG
  • FIGS. Figures 1 to 7 show the load receiving member 1 integrated into a chain strand of chain links, of which only the left and right adjacent in the load receiving member 1 incorporated chain link 2, 3, are shown.
  • the load-receiving component 1 has a base body 4, which is a modified chain-link member (see also FIG. 8).
  • the chain link is a forged part made of a chain steel.
  • a receptacle 6 is prepared by milling. The receptacle 6 passes through the central web 5 across its entire width.
  • the receptacle 6 is bounded on the left and on the right by two webs 7, 8 arranged parallel to one another. In the vertical direction, the receptacle 6 extends to the upper leg 9 and the lower leg 10 of the main body. 4
  • a sensor module 11 is integrated.
  • the sensor module 11 is fixed in the receptacle 6 of the load-receiving component 1.
  • the sensor module 11 comprises sensors 12 in the form of strain gauges. In Figures 6 and 7 can be seen two strain gauges. The strain gauges are fixed to the inner walls of the receptacle and that on the upper inner wall 13 and on the lower inner wall 14 of the receptacle. 6
  • the sensor module 11 has a measuring element console 15 and a cover console 16.
  • the measuring element console 15 and the cover console 16 are preferably made of a light-curing plastic and are manufactured by additive manufacturing processes.
  • the Meßgliedkonsole 15 has a bottom plate 17 and a chamber 18 for receiving the cover bracket 16.
  • the chamber 18 is bounded by side walls 19, 20 and a bottom wall 21.
  • the outer circumference of the bottom plate 17 is adapted to the contour of the receptacle 6, so that the bottom plate 17 flush with the inner walls 13, 14, 22, 23 of the receptacle 6 fitting can be incorporated into this.
  • the measuring element console 15 outside the chamber 18 in the areas adjoining the inner walls 22, 23 of the receptacle 6, the measuring element console 15 in each case has a sleeve 24, 25 on, which extend parallel to the webs 7, 8.
  • the sleeves 24, 25 correspond to mounting holes 26 in the bottom plate 17.
  • support elements in the form of radially projecting struts 27 and ribs 28 are formed on the outside of the sleeves 24, 25 support elements in the form of radially projecting struts 27 and ribs 28 are formed.
  • the outer support surfaces of the struts 27 are contoured adapted to the contact area in the inner walls 13, 14 and 22, 23 of the receptacle 6, so that a stable support is ensured.
  • the first electrical contact 30 is a plug-in coupling (female part) with internal contact openings.
  • the cover console 16 can also be seen in particular in FIGS. 14 and 18.
  • the basic structure of the cover panel 16 is also made of the same material in one piece from plastic in the additive manufacturing process.
  • the lid panel 16 has a base plate 31 with walls projecting therefrom.
  • a center wall 32 with two side legs 33, 34 forms a cross-sectionally C-shaped receptacle 35 for a data processing unit 36.
  • the data processing unit 36 comprises a sensor board 37 with a microprocessor arranged thereon.
  • a slot 38 with read / write unit for a digital storage medium 39 is further arranged.
  • the storage medium 39 is a micro SD card.
  • the receptacle 35 is bounded by an upper transverse bulkhead 40, which extends between the side legs 33, 34.
  • a second electrical contact 41 is arranged above the receptacle 35 and the transverse bulkhead 40.
  • the second electrical contact 41 is a plug (male part) with external contact pins.
  • the cover console 16 is fixed on a cover 45.
  • the lid 45 is preferably a milled metal part.
  • the outer circumference 46 of the lid 45 is matched to the inner circumference of the receptacle 6 in the load-receiving component 1.
  • a groove 47 for receiving a sealing ring 48 is introduced.
  • the cover 45 has a central portion 49 and two opposite the central portion 49 thicker executed end portions 50, 51. In the end portions 50, 51, a threaded bore 52 is introduced in each case.
  • the length of the central portion 49 in the cover 45 corresponds to the length of the base plate 31 of the cover bracket 16. Accordingly, the cover bracket 16 can be flush mounted on the central portion 49 in the lid 45 between the end portions 50, 51 and joined there cohesively, in particular glued.
  • the integrated in the Meßgliedkonsole 15 first electrical contact 30 is connected to the sensors 12 which are fixed in the receptacle 6 of the load-receiving component 1.
  • the second electrical contact 41 arranged in the cover console 16 is connected to the processing unit 36. During assembly, the metering member bracket 15 and the lid panel 16 are releasably connected together to make electrical connection between the first electrical contact 30 and the second electrical contact 41.
  • the basis is the main body 4 made of a modified flat chain link.
  • a receptacle 6 is milled in the form of an opening.
  • a sensor in the form of a strain gauge is glued to the upper inner wall 13 and the lower inner wall 14 in each case.
  • the strain gauges are wired to the first electrical contact 30 in the metering console 15.
  • the outer areas are filled around the chamber of the Meßgliedkonsole 15 with a potting compound 53 and the Meßgliedkonsole 15 fixed in the receptacle 6.
  • the volume of potting compound 53 is shown in FIGS. 6 and 7, as well as separately in FIG. 13.
  • the cover bracket 16 is glued on the milled cover 45 made of metal.
  • the cover 45 has, as described above, two holes 52 with internal thread.
  • a groove 47 is provided in the outer periphery 46 of the lid 45.
  • a sealing ring 48 is introduced in the form of an O-ring.
  • the processing unit 36 is positioned with the sensor board 37 including the micro-SD memory card 37 and the holder 43 for the voltage source 44 and the second electrical contact 41 attached.
  • the fully assembled lid console 16 on the lid 45 can be seen in particular in Figures 16 to 18.
  • the populated cover bracket 16 is inserted together with the cover 45 fixed to it in the center console 15 and fastened by means of connecting means 54 in the form of two bolts. Flierzu the bolts are guided through the mounting holes 26 in the bottom plate 17 of the Meßgliedkonsole 15 and the sleeves 24, 25 into the threaded holes 52 in the cover 45 and clamped. In addition, a releasable securing of the screw connection takes place by application of an adhesive.
  • the sensor module 11 is sealed tight.
  • the sensor module 11 can also be used reliably under a harsh environment.
  • the load-receiving component 1 integrated in a chain makes it possible to determine the operational load during operation, in particular a detection of component stresses and component expansions.
  • the acting forces and the occurring voltages are detected by the sensors 12 and determined over time.
  • the detected values of the component stress are processed in the processing unit 36 of the sensor module 11 and stored on the storage medium 37 for the evaluation.
  • the information is evaluated and used to set operational parameters such as the chain bias used.
  • the data allow a statement about the previous load and the remaining life of a chain.
  • the sensor module 11 can be opened.
  • the cover 45 is removed with the cover panel 16.
  • the storage medium 39 can be removed and read out or replaced externally.
  • the voltage source 44 can be replaced or replaced.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Force Measurement Appropriate To Specific Purposes (AREA)

Abstract

L'invention concerne un composant de logement de charges (1) pour des chaînes, en particulier des chaînes à maillons, comprenant un module de détection (11), lequel comprend au moins un capteur (12) servant à détecter des contraintes et des déformations subies par le composant. Le module de détection (11) est fixé dans un logement (6) du composant de logement de charges (1) et comprend une unité de traitement (36), un support de stockage (39) numérique et une source de tension (44). Le module de détection (11) comporte une console pour organe de mesure (15) et une console de couvercle (16). Un premier contact à fiche (30) est intégré dans la console pour organe de mesure (15) et est relié au capteur (12), et un deuxième contact à fiche (41) est disposé dans la console de couvercle (16) et est relié à l'unité de traitement (36). La console pour organe de mesure (15) et la console de couvercle (16) sont reliées entre elles de manière amovible en établissant une liaison par enfichage entre le premier contact à fiche (30) et le deuxième contact à fiche (41).
PCT/DE2018/100811 2017-12-18 2018-09-25 Composant de logement de charges pour des chaînes WO2019120359A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102017130328.6A DE102017130328B4 (de) 2017-12-18 2017-12-18 Lastaufnahmebauteil für Ketten
DE102017130328.6 2017-12-18

Publications (1)

Publication Number Publication Date
WO2019120359A1 true WO2019120359A1 (fr) 2019-06-27

Family

ID=63915128

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DE2018/100811 WO2019120359A1 (fr) 2017-12-18 2018-09-25 Composant de logement de charges pour des chaînes

Country Status (2)

Country Link
DE (1) DE102017130328B4 (fr)
WO (1) WO2019120359A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102019120286B3 (de) * 2019-07-26 2020-03-26 J.D. Theile Gmbh & Co. Kg Kettenglied
FR3099924B1 (fr) * 2019-08-14 2021-09-17 Fives Conveying Maillon d’une chaîne comprenant un dispositif de mesure d’une déformation

Citations (7)

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Publication number Priority date Publication date Assignee Title
US4566339A (en) * 1983-12-23 1986-01-28 Southern Systems, Inc. Chain pull monitor system
US5421204A (en) 1993-06-08 1995-06-06 Svaty, Jr.; Karl J. Structural monitoring system
DE10036014C2 (de) 2000-07-25 2003-10-23 Thiele Gmbh & Co Kg Sicherheitsbauteil aus Stahl für die Hebe-, Zurr-, Förder- oder Gewinnungstechnik
WO2004085985A1 (fr) 2003-03-27 2004-10-07 Thiele Gmbh & Co. Kg Capteur de duree de vie
DE10234626B4 (de) 2002-07-29 2006-02-23 Thiele Gmbh & Co. Kg Sicherheitsbauteile aus Stahl für die Hebe-,Zurr-,Förder -und Gewinnungstechnik
WO2009044117A1 (fr) * 2007-09-29 2009-04-09 Renold Plc Contrôle d'usure de chaîne de transmission
US20110079491A1 (en) * 2009-10-06 2011-04-07 Ecolab Inc. Conveyor chain tension monitor

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Publication number Priority date Publication date Assignee Title
DE20121622U1 (de) * 2001-11-16 2003-01-16 J. D. Theile GmbH & Co KG, 58239 Schwerte Förderkette für Kettenförderer
DE202011051349U1 (de) * 2011-09-19 2011-11-21 J. D. Theile Gmbh & Co. Kg Lastaufnahmebauteil
DE102015009431A1 (de) * 2015-07-21 2017-01-26 Iwis Antriebssysteme Gmbh & Co. Kg Gelenkkette mit einem passiven Oberflächenwellen-Sensor

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4566339A (en) * 1983-12-23 1986-01-28 Southern Systems, Inc. Chain pull monitor system
US5421204A (en) 1993-06-08 1995-06-06 Svaty, Jr.; Karl J. Structural monitoring system
DE10036014C2 (de) 2000-07-25 2003-10-23 Thiele Gmbh & Co Kg Sicherheitsbauteil aus Stahl für die Hebe-, Zurr-, Förder- oder Gewinnungstechnik
DE10234626B4 (de) 2002-07-29 2006-02-23 Thiele Gmbh & Co. Kg Sicherheitsbauteile aus Stahl für die Hebe-,Zurr-,Förder -und Gewinnungstechnik
WO2004085985A1 (fr) 2003-03-27 2004-10-07 Thiele Gmbh & Co. Kg Capteur de duree de vie
WO2009044117A1 (fr) * 2007-09-29 2009-04-09 Renold Plc Contrôle d'usure de chaîne de transmission
US20110079491A1 (en) * 2009-10-06 2011-04-07 Ecolab Inc. Conveyor chain tension monitor

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DE102017130328B4 (de) 2019-10-10
DE102017130328A1 (de) 2019-06-19

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