WO2011003790A1 - Dispositif de mise en contact - Google Patents

Dispositif de mise en contact Download PDF

Info

Publication number
WO2011003790A1
WO2011003790A1 PCT/EP2010/059310 EP2010059310W WO2011003790A1 WO 2011003790 A1 WO2011003790 A1 WO 2011003790A1 EP 2010059310 W EP2010059310 W EP 2010059310W WO 2011003790 A1 WO2011003790 A1 WO 2011003790A1
Authority
WO
WIPO (PCT)
Prior art keywords
housing
contacting device
support means
lifting
contact
Prior art date
Application number
PCT/EP2010/059310
Other languages
German (de)
English (en)
Inventor
Hans Kocher
Original Assignee
Inventio Ag
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 Inventio Ag filed Critical Inventio Ag
Priority to EP10729852.3A priority Critical patent/EP2451735B1/fr
Publication of WO2011003790A1 publication Critical patent/WO2011003790A1/fr

Links

Classifications

    • 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
    • B66B7/062—Belts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B7/00—Other common features of elevators
    • B66B7/12—Checking, lubricating, or cleaning means for ropes, cables or guides
    • B66B7/1207—Checking means
    • B66B7/1215—Checking means specially adapted for ropes or cables
    • B66B7/1223—Checking means specially adapted for ropes or cables by analysing electric variables
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
    • H01R12/50—Fixed connections
    • H01R12/59—Fixed connections for flexible printed circuits, flat or ribbon cables or like structures
    • H01R12/592—Fixed connections for flexible printed circuits, flat or ribbon cables or like structures connections to contact elements

Definitions

  • the invention relates to a contacting device for monitoring a suspension in one
  • belt-shaped support means are used. These support means generally comprise a plurality of steel wires existing tensile carriers, which absorb the tensile forces to be absorbed by the support means.
  • the tension members are generally surrounded by a plastic sheath.
  • the jacket protects the tension members, for example against mechanical wear, because the support means are often guided over deflection points, in particular rollers. In addition, the jacket improves the traction of the suspension element on deflection or drive rollers, and fixed the arrangement of the tension members with each other.
  • the support means are within a conveyor a safety-critical component, since their failure or breakage can lead to a fall of the material to be conveyed.
  • test units are used in conveyors, which in particular check the mechanical condition of the tension members. Damage to the forces absorbing tension members should be able to be detected early, so that the support means can be replaced in case of damage to prevent failure of the conveyor.
  • the tension members are surrounded by the electrically insulating jacket made of plastic.
  • a current is passed with the aid of the contact element through the tension members, which serves as a test current to determine the state of the tension members.
  • other test methods that do not work with electricity, such. B. ultrasound, into consideration.
  • DE 39 34 654 Al shows a generic type of suspension. The ends of the tension members are connected in pairs conductive with a bridge part, so that the tension members of the support means are electrically connected in series.
  • DE 2 330 038 shows a system for contacting a flat cable.
  • the illustrated flat cable several strands are arranged side by side within a plane and surrounded by a jacket.
  • the flat cable is clamped by an upper and a lower clamping piece.
  • Recesses are arranged on the lower clamping piece, can be performed by trained on a contact carrier lancing teeth. The lancing teeth pierce through the sheath of the flat cable and thus come into contact with the strands.
  • the contacting of the strands using the lancing teeth is thus perpendicular to a longitudinal axis of the strands.
  • the puncture of the shell by the lancing teeth can have the consequence that the lancing teeth deviate from the intended lancing direction when piercing the shell and thereby no contact with the strand can be produced.
  • the lancing prongs may possibly also contact other unwanted strands or even no strands when the mantle is penetrated.
  • WO 2005/094249 A2 and WO 2006/127059 A2 show a system for contacting a suspension element, in which the contact elements perpendicular to a longitudinal axis of the tension members first pierce the jacket of the suspension element and then penetrate into the tension members. Disadvantageously, the contact elements can miss the tension members due to the required piercing process through the jacket.
  • An object of the present invention is to provide a contacting device for contacting a support means available, in which the
  • Tensile carriers of the support belt can be reliably and accurately contacted by a contact element in order to determine a state of the tension members can.
  • the contacting device should be easy to use and reliable and have low production costs.
  • the contacting device proposed for electrical contacting of tension members of a suspension in an elevator system.
  • the contacting device comprises a housing with a recess in which a portion of the Supporting means is receivable, so that the housing this
  • Section of the support means substantially encloses.
  • the contacting device comprises at least one
  • the contacting device comprises at least one lifting element, which is supported by the housing.
  • the at least one lifting element can be guided by the support means in such a way that at least one tension member can be lifted out of a sheathing of the suspension element and thereby be brought into electrical contact with the contact element.
  • Supporting means is arranged. Furthermore, a method for electrical
  • the method comprises arranging a housing on the suspension element so that a portion of the suspension element is substantially enclosed by the housing.
  • the method comprises lifting at least one tension member from its original position by means of at least one lifting element, which is supported by the housing, so that an electrical contact between the at least one tension member and a contact element which is arranged in the housing, is produced. Details and advantages of the invention will be described below with reference to embodiments and with reference to the schematic drawings. 1 shows an exemplary embodiment of a
  • Fig. 2 shows an exemplary embodiment of a
  • Fig. 3a is a sectional view of a
  • Fig. 3b is a spatial representation of an exemplary
  • Fig. 3c is a sectional view of a
  • Fig. 5 is a sectional view of a
  • FIG. 1 shows two contacting devices 2 for contacting a suspension element 1 in an elevator installation 40.
  • the schematic and exemplary elevator installation 40 includes at least one elevator car 41, a
  • Traction sheave 43 with associated drive motor 44 drives the support means 1 and thus moves the elevator car 41 and the counterweight 42 gegentechnisch.
  • the drive motor 44 is controlled by an elevator control 45.
  • the cabin 41 is designed to accommodate people
  • Cabin 41 and counterweight 42 are guided along guides.
  • the cabin 41 and the counterweight 42 are each suspended on support rollers 46.
  • the support means 1 is fastened to a first support means fastening device 47, and then first guided around the support roller 46 of the counterweight. Then the suspension element 1 is placed over the traction sheave 43, guided by the support roller 46 of the cabin 41, and finally by a second
  • the suspension element 1 is in this case by means of a first
  • Counterweight 42 where again by means of a counterweight-side support roller 46 deflected and guided to a second support means attachment 47.
  • a loose end 1.1 of the support means 1 is connected to the
  • the support means 1 a In the example shown is at both ends of the support means 1 a
  • the elevator installation 40 shown is exemplary. Other cap factors and arrangements are possible.
  • Supporting means 1 is then arranged according to the placement of the support means fasteners 47.
  • FIG. 2 shows an exemplary contacting device 2, which is arranged on a suspension element 1.
  • Contacting device 2 is arranged at or near one end 1.1 of the suspension element 1.
  • the contacting device 2 shown consists in one embodiment of a first housing part 3 and a second housing part 4, which are held together by housing fasteners 10. Due to the two-piece arrangement of the contacting device 2, the assembly of the contacting device 2 is simplified, in particular when the contacting device 2 on is mounted away from one end 1.1 of the support means 1.
  • the lifting elements 7 are arranged in a first row 8 and in a second row 9. This stands for each
  • lifting elements with larger heads can be used.
  • Figure 3a shows a section along the axis Y-Y of the contacting device 2 and the support means 1 of FIG
  • FIG. 3c shows the contacting device 2 of FIG. 3b, but in a two-dimensional representation and with non-inserted lifting elements 7.
  • the housing 3, 4 of the contacting device 2 is preferably made of a rigid material such as
  • the first housing part 3 and the second housing part 4 are preferably formed such that therebetween a
  • Recess 14 is formed, as shown in Figure 3c.
  • This recess 14 is dimensioned such that the support means 1 takes place in it and is received at its upper edge flush from the first housing part 3.
  • the second Housing part 4 has in the illustrated embodiment projections 5, which support the support means 1 and hold in its intended position in the recess 14.
  • recesses 19 and projections 5 are formed on one side of the recess 14 .
  • the number of depressions 19 preferably corresponds to the number of lifting elements 7.
  • FIGS. 3 a to 3 c show a contacting device 2 for a suspension element 1 with twelve tension members 11.
  • the second housing part 4 at a height of the first row 8 (see Figure 2) six recesses 19, and offset to another six wells at a height of the second row 9 (not shown).
  • a projection 5 is arranged in each case between two recesses 19.
  • the support surface 18 serves to support the
  • Depressions 19 is pressed.
  • the support surfaces 18 hold the support means 1 in its intended position in the contacting device 2, while the lifting elements 7 lift individual tension members 11 out of the jacket 12 of the suspension element and into the recesses 19.
  • a contact element 6 is arranged in each case.
  • Recesses 19 preferably dimensioned such that a tension member 11 is pressed flush with fully inserted lifting element 7 against a contact element 6.
  • the Contact elements 6 be designed resiliently.
  • a spring between the contact element 6 and the second housing part 4 are arranged, or
  • Contact element 6 itself can be used as a resilient element
  • the contact elements 6 are preferably electrically connected to an evaluation unit (not shown). In this case, each contact element 6 can be contacted, or only
  • Contact elements 6 can be contacted, they can
  • the lifting elements 7 are formed in the illustrated embodiment as screws. But they can also be designed differently, for example as rivets. In addition, the lifting elements 7 in the housing 3, 4 of
  • Contacting device 2 may be integrated, or be executed as in the illustrated embodiment as separate elements, which are connected at the intended location with the housing 3, 4.
  • the lifting elements 7 consist in the illustrated embodiment of a bolt 16 and a screw head 15.
  • the bolt 16 is dimensioned such that it fits into the openings 17 of the housing 3, 4.
  • the openings 17 preferably have a thread into which the
  • screw-like lifting elements 7 can be screwed.
  • the lifting elements 7 are preferably made of electrically non-conductive material. As a result, the lifting element 7 does not connect two adjacent tension members 11 with each other in an electrically conductive manner. An electrical bridging of two adjacent tension members 11 would possibly lead to incorrect conclusions in the evaluation of the signal.
  • Lifting elements 7 can also be made of an electrically conductive
  • Embodiment only the lateral part of the lifting elements 7 coated with electrically non-conductive material, while the head and or with the tension members 11 coming into contact foot surface of electrically conductive
  • the fastening element 10 holds the first housing part 3 and the second housing part 4 together, so that the first housing part 3 and the second housing part 4 releasably
  • contacting device 2 can also be formed in one piece.
  • the support means 1 must be passed through the recess 14 to the
  • FIGS. 4 and 5 show an exemplary contacting device 2 with suspension element 1 inserted therein
  • FIG. 5 shows the contacting device 2 from FIG. 4 along section line XX.
  • a respective lifting element 7 raises two adjacent tension members 11 from the jacket 12 of the
  • Contact elements 6 of this embodiment are wider than the contact elements 6 of the embodiment in Figures 3a to 3c, so that the two adjacent tension members 11 can be brought into electrical contact with the same contact element 6.
  • the lifting elements 7 are preferably arranged in a first row 8 and a second row 9 on the first housing part 3, so that more space is available for each lifting element.
  • a contacting device 2 such as that in FIG. 2 and a contacting device 2 such as those in FIG. 4 can be used. Because the tension members 11 are connected to each other at one end 1.1 of the support means 1 by the contacting device 2 of Figure 4, only on one side of the support means 1 is a tapping Contact elements 6 necessary. There are two each
  • adjacent tensile carriers 11 combined to form an electrical circuit.
  • more than two adjacent tension members 11 can be combined to form an electrical circuit, for example, 4, 6, 8, 10, or 12.
  • the contact elements 6 with further electrical and
  • a first housing part 3 and a second housing part 4 are arranged on each side of the support means 1. through
  • Fixing elements 10, the first housing part 3 and the second housing part 4 are releasably connected together.
  • Supporting means 1 the lifting elements 7 are driven by the support means 1. If screws are used as lifting elements 7, the lifting elements 7 are screwed into the suspension element 1, so that the tension members 11 are lifted out of the shell 12 of the suspension element 1.
  • Tensile beams 11 and the associated contact elements 6 is made.
  • the helical lifting elements 7 may for example be designed such that at maximum attracted lifting element 7 a secure contact between the tension member 11 and the contact element 6 is made.

Landscapes

  • Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
  • Elevator Control (AREA)

Abstract

L'invention concerne un dispositif de mise en contact pour la mise en contact électrique de supports de traction d'un moyen porteur dans une installation d'ascenseur, le dispositif de mise en contact comprenant : un boîtier (3, 4) avec un évidement, dans lequel le moyen porteur (1) peut être réceptionné, de sorte que le boîtier (3, 4) entoure le moyen porteur (1) pour l'essentiel ; au moins un élément de contact (6), qui est disposé dans l'évidement du boîtier (3, 4) ; au moins un élément de levage (7), qui est supporté par le boîtier (3, 4) ; le au moins un élément de levage (7) étant guidé par le moyen porteur (1), de telle sorte qu'au moins un support de traction (11) peut être enlevé d'une enveloppe (12) du moyen porteur (1) et peut être amené ainsi en contact électrique avec l'élément de contact (6).
PCT/EP2010/059310 2009-07-06 2010-06-30 Dispositif de mise en contact WO2011003790A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP10729852.3A EP2451735B1 (fr) 2009-07-06 2010-06-30 Dispositif de mise en contact

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP09164692.7 2009-07-06
EP09164692 2009-07-06

Publications (1)

Publication Number Publication Date
WO2011003790A1 true WO2011003790A1 (fr) 2011-01-13

Family

ID=41256020

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2010/059310 WO2011003790A1 (fr) 2009-07-06 2010-06-30 Dispositif de mise en contact

Country Status (2)

Country Link
EP (1) EP2451735B1 (fr)
WO (1) WO2011003790A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013087418A1 (fr) * 2011-12-16 2013-06-20 Inventio Ag Système de mise en contact électrique de tirants dans des moyens de support
US10023433B2 (en) 2012-10-22 2018-07-17 Inventio Ag Monitoring of support in elevator installations
WO2018141554A1 (fr) * 2017-01-31 2018-08-09 Inventio Ag Configuration d'élément de suspension d'un ascenseur et configuration de surveillance afin de surveiller un élément de suspension

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114572794B (zh) * 2022-03-01 2023-08-22 宁波市特种设备检验研究院 一种智能电梯钢带断裂检测装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005095251A1 (fr) * 2004-03-16 2005-10-13 Otis Elevator Company Connecteur electrique et dispositif de retenue utilises dans des courroies elevatrices
WO2005094248A2 (fr) * 2004-03-16 2005-10-13 Otis Elevator Company Procedes d'application de signaux electriques pour surveiller l'etat d'un element de support de charge d'un dispositif de levage

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005095251A1 (fr) * 2004-03-16 2005-10-13 Otis Elevator Company Connecteur electrique et dispositif de retenue utilises dans des courroies elevatrices
WO2005094248A2 (fr) * 2004-03-16 2005-10-13 Otis Elevator Company Procedes d'application de signaux electriques pour surveiller l'etat d'un element de support de charge d'un dispositif de levage

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013087418A1 (fr) * 2011-12-16 2013-06-20 Inventio Ag Système de mise en contact électrique de tirants dans des moyens de support
US9385447B2 (en) 2011-12-16 2016-07-05 Inventio Ag Electrical contacting of tensile carriers in support components
US10023433B2 (en) 2012-10-22 2018-07-17 Inventio Ag Monitoring of support in elevator installations
WO2018141554A1 (fr) * 2017-01-31 2018-08-09 Inventio Ag Configuration d'élément de suspension d'un ascenseur et configuration de surveillance afin de surveiller un élément de suspension

Also Published As

Publication number Publication date
EP2451735B1 (fr) 2014-02-26
EP2451735A1 (fr) 2012-05-16

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