EP3313768A1 - Chaîne de marches pour escaliers mécaniques et dispositif de transport de personnes équipé d'une telle chaîne de marches - Google Patents

Chaîne de marches pour escaliers mécaniques et dispositif de transport de personnes équipé d'une telle chaîne de marches

Info

Publication number
EP3313768A1
EP3313768A1 EP16732680.0A EP16732680A EP3313768A1 EP 3313768 A1 EP3313768 A1 EP 3313768A1 EP 16732680 A EP16732680 A EP 16732680A EP 3313768 A1 EP3313768 A1 EP 3313768A1
Authority
EP
European Patent Office
Prior art keywords
chain
step chain
component
rollers
plastic material
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.)
Withdrawn
Application number
EP16732680.0A
Other languages
German (de)
English (en)
Inventor
Reiner Ludwig
Maxim Golzew
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.)
TK Elevator Innovation and Operations GmbH
Original Assignee
ThyssenKrupp AG
ThyssenKrupp Elevator 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 ThyssenKrupp AG, ThyssenKrupp Elevator AG filed Critical ThyssenKrupp AG
Publication of EP3313768A1 publication Critical patent/EP3313768A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B23/00—Component parts of escalators or moving walkways
    • B66B23/02—Driving gear
    • B66B23/024—Chains therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B21/00—Kinds or types of escalators or moving walkways
    • B66B21/02—Escalators
    • 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
    • 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
    • F16G13/02—Driving-chains
    • F16G13/06—Driving-chains with links connected by parallel driving-pins with or without rollers so called open links

Definitions

  • the invention relates to a step chain for driving steps of an escalator with lugs, chain pins, chain sleeves and protective rollers, which are interconnected to each other movable chain links. Furthermore, the step chain on the outside of the chain links arranged rollers, whereby the step chain is particularly suitable for driving steps of an escalator, which is designed for medium to high traffic.
  • the invention further relates to a passenger conveyor, in particular an escalator or a moving walk with a step or pallet band and a drive unit, wherein the step or pallet band is connected via at least one step chain with the drive unit for driving the step or pallet band.
  • Drive chains such as step chains
  • a chain joint of such a drive chain comprises two inner plates, which are non-rotatably connected to a chain sleeve to an inner strap pair.
  • the chain sleeve is penetrated by a chain pin, which connects two outer plates together to form an outer strap pair.
  • a protective roller is arranged on the chain sleeve while a protective roller is arranged.
  • a damping means for noise damping is known from WO 2004/083679 AI, to arrange a damping means between the chain bushing or chain sleeve and the role of the chain links.
  • the damping means should largely absorb the kinetic energy that is released when entering the chain in a sprocket and the impact of the chain rollers on the tooth flanks of the sprocket, and thus reduce the noise level.
  • DE 10 2008 002 455 AI a drive chain is known in which a sliding bush is arranged to reduce the noise level between the chain sleeve and the protective roller, which allows an eccentric offset between the chain sleeve and the protective roller.
  • the proposed solution provides a step chain for driving steps of an escalator with tabs, chain pins, chain sleeves and protective rollers.
  • the tabs, chain pins, chain sleeves and protective rollers are connected to each other movable chain links, in particular to each other pivotable chain links, together.
  • the step chain includes rollers disposed outside of the chain links, particularly on elongated chain pins adjacent the chain links or hollow axles attached to the step.
  • the protective rollers of the step chain according to the invention are each designed as a multi-component part, which has at least one inner dimensionally stable sliding component and an outer damping component.
  • the protective rollers With the inner sliding component, the protective rollers are each rotatably arranged on the chain sleeves.
  • the outer damping component of the respective protective roller is temporarily in engagement with tooth flanks of a sprocket when using the step chain, that is, when driven by a sprocket stage chain.
  • the outer one Damping component is designed elastically deformable than the inner sliding component.
  • the inner sliding component of a protective roller of the step chain is therefore in particular more dimensionally stable and thus advantageously harder than the outer damping component.
  • the protective roller is advantageously designed as a one-piece component.
  • the protective rollers are advantageously particularly slippery, which advantageously reduces the friction and thus the wear between the protective rollers and the chain sleeves.
  • the step chain is thereby advantageously more durable and quiet.
  • the outer damping component advantageously reduces the noise when engaging the step chain in a sprocket when using the step chain.
  • the installation of additional damping buffer on the sprockets can be omitted thanks to the damping components of the protective rollers of the step chain according to the invention.
  • the damping component of a respective protective roller the protective rollers are advantageously virtually formed as damping elements themselves.
  • the inner sliding component and the outer damping component of a protective roller of the step chain are arranged coaxially with respect to the chain sleeve.
  • the inner sliding component and the outer damping component of a protective roller of the step chain advantageously have the shape of a hollow cylinder.
  • the protective rollers of a step chain according to the invention have a larger diameter than known protective rollers, which in particular have no damping component.
  • the sliding component of each protective roller of the step chain has the same diameter as an aforementioned conventional protective roller.
  • the damping component advantageously has at least the same thickness as the sliding component. That is, the distance between the inner radius and outer radius of the damping component corresponds to the distance between the inner radius and the outer radius of the sliding component or even larger.
  • the distance between inner radius and outer radius of the damping component is included advantageously not greater than twice the distance between the inner radius and the outer radius of the sliding component.
  • At least one intermediate component in particular a further damping component or a carrier component of the protective roller, is arranged between the inner sliding component and the outer damping component.
  • the protective rollers of the step chain are each formed as a two-component part. That is, the protective rollers in this embodiment each comprise an inner sliding component and an outer damping component, wherein advantageously the outer damping component is arranged surrounding the inner sliding component directly on the inner sliding component.
  • This embodiment variant is advantageously particularly inexpensive to produce.
  • the protective rollers of the step chain are also in one piece, that is, as a one-piece component formed. As a result, manufacturing costs are advantageously further reduced.
  • the protective rollers of the step chain are each injection-molded parts, in particular plastic injection molded parts.
  • a protective roller of the step chain is designed in particular as a multi-component injection-molded part, particularly preferably as a two-component injection-molded part.
  • the protective rollers of the step chain are each made with an inner sliding component and an outer damping component, wherein advantageously a first material is used for the sliding component and a second material for the damping component such that the hardened first material is stronger, ie in particular harder or more dimensionally stable than the cured second material.
  • the cured second material is advantageously designed to be elastically deformable, in particular elastically deformable, than the first cured material.
  • the damping component in contrast to the sliding component advantageously yielding and thus advantageously damps shock between the protective rollers and tooth flanks of a sprocket when entering the saver of a driven step chain in a sprocket.
  • the associated with the entry of protective rollers in a sprocket noises are thereby advantageously reduced.
  • the first material is metal, in particular steel
  • the second material is plastic.
  • the inner sliding component and the outer damping component of a respective protective roller of the step chain are arranged coaxially with each other.
  • a high degree of smoothness of the respective protective roller is advantageously realized.
  • such a configuration in particular in conjunction with the configuration of the protective rollers as injection-molded parts, can be realized in a particularly cost-effective manner.
  • a further advantageous embodiment of the invention provides that the sliding component of a respective protective roller of the step chain is made of a first plastic material and the damping component of a respective protective roller of the step chain is made of a second plastic material.
  • the first plastic material is harder than the second plastic material.
  • the first plastic material advantageously has good sliding properties.
  • the second plastic material is advantageously elastically deformable than the first plastic material.
  • the second plastic material has good damping properties.
  • the material of the sliding component of a respective protective roller of the step chain has a significantly greater modulus of elasticity than the material of the damping component of a respective protective roller of the step chain.
  • the material of the sliding component in particular a modulus of elasticity as or similar to steel, whereas the material of the damping component in particular may have a modulus of elasticity or similar to rubber.
  • the first plastic material is polyamide (PA6) or polyoxymethylene (POM). This material advantageously ensures good sliding properties of the sliding components of a respective protective roller of the step chain.
  • a further advantageous embodiment of the invention provides that the second plastic material is polyurethane (PU).
  • PU polyurethane
  • the person-conveying device proposed for the solution of the above-mentioned object comprises tread elements, which are connected to an endless tread element band, and a drive unit.
  • the tread element band is connected via at least one step chain with the drive unit for driving the tread element band, wherein the at least one step chain is formed according to the invention, that is, in particular according to a configuration of the invention as described above.
  • the at least one step chain of the passenger conveyor device may have the features described above, in particular individually or in combination.
  • the passenger conveyor device is advantageously designed to be noise-reduced at a comparatively low cost.
  • the passenger conveyor is an escalator or a platform
  • the tread elements are step or pallets, which are connected to an endless stage or pallet band.
  • Fig. 1 in a schematic representation of an embodiment of a step chain according to the invention.
  • the embodiment shown in Fig. 1 shows a portion of a step chain l.
  • the step chain 1 is designed for driving steps of an escalator.
  • the step chain 1 comprises flaps 2, chain pins 3, chain sleeves 5 and protective rollers 6, which are connected to each other movable chain links 7 with each other.
  • the tabs 2 each form alternating inner pair of tabs and outer pairs of tabs.
  • the step chain 1 further comprises rollers 8 arranged outside the chain links 7. These are rotatable in the illustrated exemplary embodiment on the hollow axles 4 to be fastened or fastened to the steps of an escalator (not shown in FIG. 1) arranged, so to speak, next to the chain links.
  • the rollers 8 can also be arranged rotatably in particular on extended chain pins.
  • the step chain 1 is particularly suitable for the drive of stages designed for a medium to high traffic escalator.
  • the protective rollers 6 of the step chain 1 are formed as a two-component plastic injection molded part.
  • the protective rollers 6 each have an inner sliding component 9 and an outer damping component 10.
  • the sliding component 9 is made of a hard dimensionally stable plastic material, such as polyamide or polyoxymethylene.
  • the damping component 10 is made of a less hard, elastically deformable plastic material, for example polyurethane.
  • the sliding component 9 and the damping component 10 are each arranged coaxially with each other and each form a hollow cylinder.
  • the thickness of the damping component 10 in this embodiment substantially corresponds to the thickness of the sliding component 9.
  • the respective protective rollers 6 of the step chain 1 are each movable on the chain sleeves 5, in particular rotatable.
  • the first plastic material gives the sliding component 9 thereby good sliding properties.
  • the damping components 10 are each temporarily in engagement with the driving sprocket (not shown in Fig. 1), namely from the shrinkage of a damping component 10 in the sprocket until the leakage of the damping component 10th out of the sprocket. Due to the damping realized by the damping component 10, the use of the step chain 1 is advantageously noise-reduced.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Escalators And Moving Walkways (AREA)

Abstract

La présente invention concerne une chaîne de marches (1) pour l'entraînement de marches d'un escalier mécanique, comprenant des éclisses (2), des axes de chaîne (3), des douilles de chaîne (5) et des galets protecteurs (6), qui sont reliés ensemble en des maillons de chaîne (7) mobiles les uns par rapport aux autres, et comprenant des galets de roulement (8) disposés à l'extérieur des maillons de chaîne (7). Les galets protecteurs (6) sont ici réalisés sous la forme de pièces à plusieurs composants qui possèdent au moins un composant de glissement (9) indéformable intérieur, avec lesquels les galets de protection (6) sont respectivement montés rotatifs sur les douilles de chaîne (5), et un composant d'amortissement (10) externe. Le composant d'amortissement (10) est réalisé avec une aptitude à la déformation élastique supérieure à celle du composant de glissement (9). L'invention concerne en outre un dispositif de transport de personnes, notamment un escalier mécanique ou un tapis roulant, équipé d'une chaîne de marches selon l'invention.
EP16732680.0A 2015-06-29 2016-06-29 Chaîne de marches pour escaliers mécaniques et dispositif de transport de personnes équipé d'une telle chaîne de marches Withdrawn EP3313768A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102015212031.7A DE102015212031A1 (de) 2015-06-29 2015-06-29 Stufenkette für Fahrtreppen sowie Personenfördervorrichtung mit einer solchen Stufenkette
PCT/EP2016/065148 WO2017001480A1 (fr) 2015-06-29 2016-06-29 Chaîne de marches pour escaliers mécaniques et dispositif de transport de personnes équipé d'une telle chaîne de marches

Publications (1)

Publication Number Publication Date
EP3313768A1 true EP3313768A1 (fr) 2018-05-02

Family

ID=56263731

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16732680.0A Withdrawn EP3313768A1 (fr) 2015-06-29 2016-06-29 Chaîne de marches pour escaliers mécaniques et dispositif de transport de personnes équipé d'une telle chaîne de marches

Country Status (6)

Country Link
US (1) US10464785B2 (fr)
EP (1) EP3313768A1 (fr)
CN (1) CN107810161B (fr)
DE (1) DE102015212031A1 (fr)
HK (1) HK1251540A1 (fr)
WO (1) WO2017001480A1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017217721A1 (de) 2017-10-05 2019-04-11 Thyssenkrupp Ag Personenfördervorrichtung mit Laufrollen- und Schonrollenführung der Stufenkette sowie Verfahren zum Führen einer Stufenkette mit Laufrollen und Schonrollen
DE102017130730A1 (de) * 2017-12-20 2019-06-27 Thyssenkrupp Ag Umführung für Außenrollenketten einer Personenbeförderungsvorrichtung
DE102019205244A1 (de) 2019-04-11 2020-10-15 Thyssenkrupp Ag Einlaufschiene für Fahrtreppen oder Fahrsteige sowie Personenfördervorrichtung mit einer solchen Einlaufschiene
CN113942919A (zh) * 2020-07-16 2022-01-18 苏州飞格立工程塑料有限公司 自动扶梯滚轮
CN112900757B (zh) * 2021-01-19 2022-05-10 厦门博创汉津新能源科技有限公司 一种维护光伏板用屋面防滑走道

Family Cites Families (16)

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Publication number Priority date Publication date Assignee Title
DE1039319B (de) 1956-04-04 1958-09-18 Ruberg & Renner Rollenkettengelenk
FR1294264A (fr) 1961-04-13 1962-05-26 Sedis Transmissions Mec Chaîne de transmission perfectionnée
CH655482B (fr) * 1982-05-06 1986-04-30
DE4334064C3 (de) * 1993-10-06 1999-07-15 O & K Rolltreppen Gmbh Antriebssystem für Rolltreppen und Rollsteige
US5553697A (en) * 1995-06-15 1996-09-10 Otis Elevator Company Overlay for a passenger conveyor roller track
JP2951260B2 (ja) 1996-03-22 1999-09-20 株式会社椿本チエイン 低騒音ローラチェーン
JP4683704B2 (ja) 2000-10-23 2011-05-18 東芝エレベータ株式会社 乗客コンベア装置
DE10312339A1 (de) 2003-03-20 2004-10-07 Rexnord Kette Gmbh Geräuscharme Rollenkette
US20080229965A1 (en) * 2007-03-23 2008-09-25 Andrew Vaughan Balash Car wash roller
ES2300225B1 (es) 2007-11-07 2009-08-24 Thyssenkrupp Elevator (Es/Pbb)Ltd Pasillo movil.
US20090139830A1 (en) 2007-12-03 2009-06-04 Thyssenkrupp Elevator (Es/Pbb) Ltd. Conveyor system for the transport of passengers/goods
ES2340563B1 (es) 2008-01-18 2011-04-13 Thyssenkrupp Elevator Innovation Center, S.A. Sistema rotativo de accionamiento lineal de pasamanos para escaleras mecanicas y pasillos rodantes.
DE102008002455A1 (de) 2008-06-16 2009-12-17 Kone Corp. Antriebskette mit Gleitbuchse
DE102009048343B4 (de) * 2009-10-07 2014-02-20 Deckel Maho Seebach Gmbh Werkzeug-Kettenmagazin
DE102013107869A1 (de) 2013-07-23 2015-01-29 Thyssenkrupp Fahrtreppen Gmbh Fahrtreppe oder Fahrsteig
ES2455391B1 (es) 2013-09-25 2015-03-06 Thyssenkrupp Elev Innovation Conjunto de paletas para un sistema de transporte para desplazamiento de pasajeros/mercancías

Also Published As

Publication number Publication date
DE102015212031A1 (de) 2016-12-29
US10464785B2 (en) 2019-11-05
US20180170717A1 (en) 2018-06-21
CN107810161A (zh) 2018-03-16
CN107810161B (zh) 2021-02-02
WO2017001480A1 (fr) 2017-01-05
HK1251540A1 (zh) 2019-02-01

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