EP2631390A2 - Dispositif de sécurité et de levage pour un échafaudage-échelle et échafaudage-échelle de sécurité et de levage - Google Patents

Dispositif de sécurité et de levage pour un échafaudage-échelle et échafaudage-échelle de sécurité et de levage Download PDF

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Publication number
EP2631390A2
EP2631390A2 EP13000588.7A EP13000588A EP2631390A2 EP 2631390 A2 EP2631390 A2 EP 2631390A2 EP 13000588 A EP13000588 A EP 13000588A EP 2631390 A2 EP2631390 A2 EP 2631390A2
Authority
EP
European Patent Office
Prior art keywords
lifting
carriage
securing
ladder
securing device
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Withdrawn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
EP13000588.7A
Other languages
German (de)
English (en)
Other versions
EP2631390A3 (fr
Inventor
Norbert Lang
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.)
Mauderer Alutechnik GmbH
Original Assignee
Mauderer Alutechnik 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 Mauderer Alutechnik GmbH filed Critical Mauderer Alutechnik GmbH
Publication of EP2631390A2 publication Critical patent/EP2631390A2/fr
Publication of EP2631390A3 publication Critical patent/EP2631390A3/fr
Withdrawn legal-status Critical Current

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G1/00—Scaffolds primarily resting on the ground
    • E04G1/18—Scaffolds primarily resting on the ground adjustable in height
    • E04G1/20—Scaffolds comprising upright members and provision for supporting cross-members or platforms at different positions therealong
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G1/00—Scaffolds primarily resting on the ground
    • E04G1/28—Scaffolds primarily resting on the ground designed to provide support only at a low height
    • E04G1/30—Ladder scaffolds
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G1/00—Scaffolds primarily resting on the ground
    • E04G1/38—Scaffolds partly supported by the building
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G3/00—Scaffolds essentially supported by building constructions, e.g. adjustable in height
    • E04G3/28—Mobile scaffolds; Scaffolds with mobile platforms
    • E04G3/30—Mobile scaffolds; Scaffolds with mobile platforms suspended by flexible supporting elements, e.g. cables
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06C—LADDERS
    • E06C1/00—Ladders in general
    • E06C1/02—Ladders in general with rigid longitudinal member or members
    • E06C1/04—Ladders for resting against objects, e.g. walls poles, trees
    • E06C1/08—Ladders for resting against objects, e.g. walls poles, trees multi-part
    • E06C1/12—Ladders for resting against objects, e.g. walls poles, trees multi-part extensible, e.g. telescopic
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06C—LADDERS
    • E06C7/00—Component parts, supporting parts, or accessories
    • E06C7/16—Platforms on, or for use on, ladders, e.g. liftable or lowerable platforms

Definitions

  • the invention relates to a lifting and securing device for a ladder frame and a lifting and securing ladder scaffold according to the preamble of claim 1 and of claim 12 and 13, respectively.
  • a lifting and securing device for a ladder frame wherein the ladder frame comprises at least two conductors and at least one connection for connecting the conductors, wherein the lifting and securing means comprises at least two lifting and securing devices, which are each associated with a conductor, said individual lifting and securing device comprises a carriage, a lifting means comprises a deflection device and a traction means and wherein the carriage has at least one sliding surface on a lower side and abuts with this on the conductor.
  • the sliding surface of a slide traveling on the ladder extends in a traversing direction over at least two rung spacings of the ladder in order to be slidably mounted on at least two adjacent rungs in each traversing position.
  • the sled By sliding on the rungs of the ladder between the spars, the sled can be pulled over the ladder with little frictional resistance. Due to the symmetrical resting on the rungs sliding surface of the carriage this learns neither when pulling up or when draining a torque, so that a quiet and tilt-free running of the carriage is guaranteed.
  • the core of the invention is thus a lifting and securing device comprising carriage, which cooperates between the bars of the ladder with which the lifting and securing device, throughout. Sliding area each slide on several rungs.
  • the invention further provides a carriage which comprises at least two longitudinal members and at least two transverse struts, wherein preferably each longitudinal member has a sliding surface and the longitudinal members are spaced apart such that the transverse struts are arranged between the longitudinal members and preferably connect the longitudinal members together.
  • a frame construction of the carriage can be produced inexpensively and has a low weight.
  • a width of the carriage, which is measured parallel to the rungs of the ladder is less than a distance, which side cheeks of the conductors have to each other. This ensures that the carriage is always guided laterally between the bars of the ladder and so can not deviate from the traversing when pulling up or lowering in a dangerous manner.
  • the invention provides to let the sliding surface of the carriage in the direction of travel of the carriage at a front end and / or at a rear end with an inclined sliding surface portion, wherein such a Gleit vomabêt always when the carriage a transition of the conductors of a first Ladder part passes over a second ladder part, forms a ramp and wherein the sliding surface is formed with respect to its inclination and extension in the direction of travel such that it bridges at least one rung offset between adjacent to the transition rungs of the two conductor parts.
  • the lifting and securing device of the lifting and securing device comprises a guide rail, wherein the guide rail is fixed to an upper end of the ladder and comprises locking means, wherein the locking means engage the carriage when driving over, wherein the locking means comprise in particular a lower pendulum hook which is gravity-controlled performs the gripping operation and wherein the carriage in particular also comprises a securing bolt, with which the carriage is secured in its fixed via the locking means on the guide rail position against lifting and wherein the safety pin engages under this one of the rungs of the ladder.
  • the locking means of the carriage when pulling up in its intended working position automatically secured so that only the release of the locking bolt must be done by hand.
  • Such Automatic facilitates the installation of a ladder frame comprising the lifting and securing device.
  • the invention provides to equip the deflection with a pulley over which the traction means is guided, wherein the deflection device is in particular formed by the guide rail, wherein the lifting means, in particular designed as a winch and at a lower end of the conductor opposite to the carriage the conductor is fixed.
  • the number of mounted on the conductor assemblies is kept low and thus facilitates the construction and dismantling by the dual function of the guide rail.
  • the invention also provides to form the locking means of the guide rail as a double pendulum hook, the double pendulum hooks comprising the lower pendulum hook and an upper pendulum hook and wherein the two pendulum hooks in the fixed position of the carriage in particular encompass a transverse strut of the carriage. As a result, the carriage is held securely in its intended working position.
  • the invention also provides to form the sliding surface portion of the carriage as a centering device, which centered the carriage on the passage of the carriage at a transition of the ladder from a first ladder part to a second ladder part of the carriage on the narrower, upper ladder part and formed for this purpose as Gleitspitze is, which is arrow-shaped inclined to the side walls of the ladder.
  • connection of the ladder frame, which is supported by the carriages, between two adjacent carriages is designed as a work platform, the work platform in particular comprising a platform and a railing fixed to the platform.
  • a platform it is possible, for example, to carry out work on a gutter.
  • connection of the ladder frame, which is supported by the carriages, between adjacent carriages to be designed as a roof protection wall, wherein the roof protection wall comprises in particular a grid and a safety net, the safety net being fixed to the grid and closing free spaces of the grid ,
  • a roof protection wall is used when working on a roof surface to protect the working people from falling and to prevent the falling of material.
  • the lifting and securing conductor framework according to the invention which comprises at least two conductors and at least one connection connecting the conductors and at least one lifting and securing device and whose connection is designed as a working platform
  • the lifting and securing device is designed according to at least one of claims 1 to 9 .
  • the connection is as Roof protection wall is formed and is the lifting and securing device according to at least one of claims 1 to 9 executed.
  • the roof protection wall of the lifting and securing ladder framework comprises a grid and a safety net, wherein the safety net is fixed to the grid and closes open spaces of the grid.
  • a roof protection wall can be safely built on adjacent carriages in a short time and then bring with the carriages on the ladders to the desired height.
  • the invention provides, in the ladder frame to form the ladders as sliding ladders, which each comprise at least two guided together and mutually displaceable ladder parts with different cheek distance.
  • working platforms and roof protection walls can also be positioned at greater heights.
  • the lifting and securing ladder framework 1 comprises a ladder frame 200 and a lifting and securing device 300.
  • the ladder frame 200 in turn comprises two ladders 201 and 202 and a connection 203.
  • the lifting and securing device 300 comprises two lifting and securing devices 301 and 302.
  • the two lifting and securing devices 301 and 302 are of identical construction, for which reason only the lifting and securing device 302 will be described in more detail below.
  • the lifting and securing device 302 comprises a carriage 303, a lifting means 304, a deflection device 305, a traction means 306 (in FIG FIG. 2 indicated) and a guide rail 307.
  • the carriage 303 has on a lower side 308 a first sliding surface 309 and a second sliding surface 310.
  • the carriage 303 is formed of two longitudinal beams 311 and 312 and two transverse struts 313 and 314 (see also FIGS FIG. 4 ), wherein the sliding surfaces 309 and 310 on lower sides 315 and 316 of the side members 311 and 312 are formed.
  • each sliding surface 309, 310 extends in a traversing direction x or x 'of the carriage 303 over a plurality of rungs distances SA1, SA2, in which adjacent rungs 204, 205, 206 to each other.
  • the carriage 303 measured parallel to the rungs 204, 205, 206 of the conductors 202, has a width B303 which is less than a distance A1, which side cheeks 207, 208 of a first, lower conductor part 209 of the conductors 202 have and which is also smaller as a distance A2, which side cheeks 210, 211 of a second, upper conductor portion 212 of the conductors 202 have.
  • the sliding surfaces 309 and 310 of the carriage 303 at a front end 317 on an inclined sliding surface portion 309 a and 310 a.
  • the carriage 303 when pulling up over the rungs of the ladder 202, also to drive over a transition 213, which between the lowest rung 214a of the second ladder portion 212 and the rungs - in the FIG. 1 the rung 214b - of the first conductor part 209 is formed.
  • the inclined sliding surface sections 309a and 310a form a ramp 318.
  • the mentioned guide rail 307 is detachably fixed to an upper end 215 of the ladder 202.
  • This guide rail 307 includes locking means 319. These locking means 319 engage and lock the carriage 303 when it is pulled over the guide rail 307 when heightens.
  • the locking means 319 comprise a lower pendulum hook 320, which is initially pushed away when pulling the carriage 303 of the upper cross member 313 of the carriage 303 and swinging back after passing the cross member 313, so that the carriage 303 with the cross member 313 by a slight deflation or retracting at the lower pendulum hook 320 is applied.
  • the carriage 303 After the carriage 303 is blocked by the pendulum hook 320 in its working position or fixed position FS1, the carriage 303 with a arranged on the left side member 311 securing bolt 321 which engages in the extended state under one of the rungs of the ladder 202 against lifting or lifted off the ladder 202.
  • the aforementioned deflection device 305 is formed by the mentioned guide rail 307 and comprises a non-steering roller 322, via which the pulling means 306 is guided by the lifting means 304 to the carriage 303.
  • the lifting means 304 is formed as a winch 323, which is removably fixed to a lower end 216 of the ladder 202.
  • the winch 323 is the carriage 303 opposite to a rear side or bottom 217 of the conductor 202 disposed so that the Carriage 303 unhindered by the winch 323 from the lower end 216 of the ladder 202 to an upper end 215 of the ladder 202 is movable.
  • the locking means 319 is designed as a double pendulum hook 324, which in addition to the lower pendulum hook 320 also includes an upper pendulum hook 325.
  • the upper transverse strut 313 is then enclosed by the two pendulum hooks 320 and 324.
  • the slanted slide surface sections 309a and 310a are not only bent upwardly away from the ladder 202, but also converge to form a centering device 326 , which ensures as sliding tip 327 that the carriage 303 of the lower ladder part 209, in which the distance A1 of the side cheeks 207, 208 is greater than the distance A2 of the side cheeks 210, 211 of the upper ladder part 212, securely between the side cheeks 210, 211 of the upper conductor portion 212 introduced even if this has a slightly off-center orientation on the lower conductor portion 209.
  • the lifting means 323 designed as lifting means 304 and the guide rail 307 respectively suspension hooks 328 and 327 fuses 329, which are designed as securing bolts 330 or as Sich ceremoniesssplinte and unhooking the hooks 328, which U-shaped over a the rungs of the ladder 202 grab, prevent.
  • suspension hooks 328 and 327 fuses 329 which are designed as securing bolts 330 or as Sich ceremoniesssplinte and unhooking the hooks 328, which U-shaped over a the rungs of the ladder 202 grab, prevent.
  • connection 203 After attaching the winches 323 and the guide rails 307 only need the slide 303 by means of the Winches 323 mounted on the steering rollers 322 guided traction means 306 and the connection 203 are connected to the carriage 303. Once then the ladders 201 and 202 are employed at the correct distance and with the same inclination to a building, then the connection 203 can be driven by means of the carriage 303 upwards.
  • the connection 203 is designed as a working platform 218, which comprises a platform 219, a railing 220 and fastening means 221 for fastening the platform 219 to the carriage 303.
  • connection 203 By forming the connection 203 as a roof protection wall 222 - as shown in the FIG. 7 is shown schematically - open up for the lifting and securing ladder scaffold 1 completely new applications, since it is now possible with this, in a very short time roof protection walls to build and so especially for only a short time working on the roof, such.
  • the roof protection wall 222 comprises a grid 223 and a safety net 224, wherein the safety net 224 is fixed to the grid 223 and closes free spaces 225 of the grid 223.
  • the roof protection wall 222 comprises fastening means 226 for fastening the grid 223 to the carriage 303.
  • FIG. 7 further schematically shown a ladder 202, a lifting means 304, a pulling means 306, a deflecting device 305 and a guide rail 307. That in the FIG. 7 shown in side view lifting and securing ladder frame 1 is leaning against a house wall HW and secures with its roof protection wall 222 a roof surface DF.
  • ladders 201 and 202 are designed as sliding ladders 226 and 227, the height of which is adjustable by a mutual displacement of the conductor parts 209 and 212.
  • Lifting and securing ladder scaffold 1 200 Head skeleton 201, 202 ladder 203 connection 204-206 rung 207, 208 Sidewall of 209 209 first, lower ladder part 210, 211 Sidewall of 212 212 second, upper ladder part 213 crossing 214b Rung of the first ladder section 209 214a lowest rung of the second ladder section 212 215 upper end of the ladder 202 217 Rear or bottom of the ladder 202 216 lower end of the ladder 219 platform 220 railing 221 fastener 222 Roof protection wall 223 grid 224 catchall 225 free space 226 fastener 300
  • Lifting and securing device 301, 302 Lifting and securing device 303 carriage 304 lifting equipment 305 deflecting 306 traction means 307 guide rail 308 bottom 309 first sliding surface 309a oblique sliding surface section of 309 310 second sliding surface 310a oblique sliding surface section of 310 311, 312 Side member of 303 313, 314 Cross strut of 303 3

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Ladders (AREA)
EP20130000588 2012-02-23 2013-02-06 Dispositif de sécurité et de levage pour un échafaudage-échelle et échafaudage-échelle de sécurité et de levage Withdrawn EP2631390A3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE201210003391 DE102012003391A1 (de) 2012-02-23 2012-02-23 Hebe- und Sicherungseinrichtung für ein Leitergerüst und Hebe- und Sicherungsleitergerüst

Publications (2)

Publication Number Publication Date
EP2631390A2 true EP2631390A2 (fr) 2013-08-28
EP2631390A3 EP2631390A3 (fr) 2015-04-22

Family

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EP20130000588 Withdrawn EP2631390A3 (fr) 2012-02-23 2013-02-06 Dispositif de sécurité et de levage pour un échafaudage-échelle et échafaudage-échelle de sécurité et de levage

Country Status (2)

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EP (1) EP2631390A3 (fr)
DE (1) DE102012003391A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016048746A1 (fr) * 2014-09-22 2016-03-31 E I Du Pont De Nemours And Company Système de plate-forme pour toit de serre
CN113738089A (zh) * 2021-09-30 2021-12-03 陕西建工第一建设集团有限公司 一种特制悬挂机构装置的吊篮整体安装施工工法

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014107776A1 (de) * 2014-06-03 2015-12-03 Mauderer Alutechnik Gmbh Giebelleitergerüst und Konsole
CN112681704B (zh) * 2020-12-15 2022-05-27 浙江世润建创科技发展有限公司 边坡脚手架结构及施工方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4240947A1 (de) 1992-12-07 1994-06-09 Friedrich Schlichte Euroline G An Leitern befestigbares Traggerüst für Arbeitssplattformen

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US441722A (en) * 1890-12-02 Extension scaffold-bracket
GB9515820D0 (en) * 1995-08-02 1995-10-04 Easi Dec Access Systems Ltd Elevated support
DE102009049869A1 (de) * 2009-10-20 2011-04-28 Hymer-Leichtmetallbau Gmbh & Co. Kg Arbeitskorb für eine Leiter

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4240947A1 (de) 1992-12-07 1994-06-09 Friedrich Schlichte Euroline G An Leitern befestigbares Traggerüst für Arbeitssplattformen

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016048746A1 (fr) * 2014-09-22 2016-03-31 E I Du Pont De Nemours And Company Système de plate-forme pour toit de serre
CN113738089A (zh) * 2021-09-30 2021-12-03 陕西建工第一建设集团有限公司 一种特制悬挂机构装置的吊篮整体安装施工工法

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Publication number Publication date
DE102012003391A1 (de) 2013-08-29
EP2631390A3 (fr) 2015-04-22

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