EP4010545A1 - Vorrichtung zum lösbaren befestigen wenigstens einer geländereinrichtung an einem gerüstelement - Google Patents
Vorrichtung zum lösbaren befestigen wenigstens einer geländereinrichtung an einem gerüstelementInfo
- Publication number
- EP4010545A1 EP4010545A1 EP20799982.2A EP20799982A EP4010545A1 EP 4010545 A1 EP4010545 A1 EP 4010545A1 EP 20799982 A EP20799982 A EP 20799982A EP 4010545 A1 EP4010545 A1 EP 4010545A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- railing
- wedge
- head
- connection head
- connection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000000463 material Substances 0.000 claims description 5
- 238000003466 welding Methods 0.000 description 15
- 238000010276 construction Methods 0.000 description 11
- 239000002184 metal Substances 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 4
- 229910052725 zinc Inorganic materials 0.000 description 4
- 239000011701 zinc Substances 0.000 description 4
- 230000001154 acute effect Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000008719 thickening Effects 0.000 description 3
- 210000000078 claw Anatomy 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910001208 Crucible steel Inorganic materials 0.000 description 1
- 229910001296 Malleable iron Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 241001080526 Vertica Species 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000005246 galvanizing Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 210000003127 knee Anatomy 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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
- E04G7/00—Connections between parts of the scaffold
- E04G7/30—Scaffolding bars or members with non-detachably fixed coupling elements
- E04G7/302—Scaffolding bars or members with non-detachably fixed coupling elements for connecting crossing or intersecting bars or members
- E04G7/306—Scaffolding bars or members with non-detachably fixed coupling elements for connecting crossing or intersecting bars or members the added coupling elements are fixed at several bars or members to connect
- E04G7/307—Scaffolding bars or members with non-detachably fixed coupling elements for connecting crossing or intersecting bars or members the added coupling elements are fixed at several bars or members to connect with tying means for connecting the bars or members
-
- 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
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/14—Railings
-
- 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
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/16—Struts or stiffening rods, e.g. diagonal rods
-
- 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
- E04G7/00—Connections between parts of the scaffold
- E04G7/30—Scaffolding bars or members with non-detachably fixed coupling elements
- E04G7/32—Scaffolding bars or members with non-detachably fixed coupling elements with coupling elements using wedges
Definitions
- the invention relates to a device for releasably securing at least one railing device to a, preferably vertical, scaffolding element, preferably to a scaffolding tube, in particular to a scaffolding post or a scaffolding post, comprising a connection head and a wedge, for releasably securing the device to at least one Opening for inserting the wedge-having projection, preferably in the form of a perforated disk, of the framework element, wherein the connection head can be positively locked and braced with the framework element with the aid of the wedge that can be inserted through the at least one opening in the projection to form a detachable connection with the projection is, and wherein the connection head has a connection part and a contact part, which are integrally connected to one another, and wherein the contact part has contact wall parts that have contact surfaces for contact with the outer scaffold element surfaces of the scaffold element, and where the Connection head has a first head part and a second head part, which have wedge openings for the wedge which can be plugged or inserted
- the invention relates to a device for releasably attaching at least one railing device to a, preferably vertical, scaffolding element, preferably to a scaffolding tube, in particular to a scaffolding post or a scaffolding post, comprising a Connection head and a wedge for releasably attaching the device to a projection having at least one opening for inserting the wedge through, preferably in the form of a perforated disk, of the framework element, the connection head being formed with the help of the wedge pluggable through the at least one opening in the projection a releasable connection with the projection can be positively locked and can be braced with the frame element, and wherein the connection head has a connection part and a contact part, which are integrally connected to one another, and wherein the contact part faces vertical contact walls has parts, which have vertical contact surfaces for contact with the scaffolding element outer surface of the scaffolding element, and wherein the connection head has a first upper head
- Such devices have been known for many years in the form of scaffolding components.
- These are scaffolding tubes that are provided with the connection heads mentioned at the beginning.
- Such scaffolding parts are known, for example, from DE 24 49 124 A, DE 28 22 676 A, DE 39 34 857 A1, EP 0 936 327 A1, EP 1 911 907 A1 and WO 2012/163349 A2 .
- the connection heads of these scaffolding components can be divided into those for round tubes and those for U-profile tubes.
- the connection heads intended for round pipes are provided on their connection side with a circular connection collar and with connection elements for insertion in and for welding onto the round pipes.
- connection heads intended for U-profile pipes are provided on their connection side with a U-shaped connection collar and with lateral connection elements for insertion into and for welding onto the U-profile pipes.
- These connection heads are permanently connected to the matching round tubes or U-profile tubes by welding to form scaffolding components, which are referred to as scaffolding ledgers.
- scaffolding ledgers These are regularly used as connecting elements to connect adjacent Mo module scaffolding standards.
- the modular scaffolding standards are characterized by the fact that they are provided with several perforated disks, which are welded at regular longitudinal intervals, preferably in a grid dimension of 50 centimeters, to the respective support tube. From such module scaffolding standards, Mo can be built up. These are so-called system frameworks.
- Such a modular or system scaffolding by the applicant has been known for many decades under the designation all-round scaffolding or all-round scaffolding system and has proven itself to be outstanding in practice.
- the perforated disks of this modular scaffolding regularly have eight through holes for the detachable fastening of the scaffolding construction provided with the connection heads. divide each with a wedge. In this case, four large through-holes and four small through-holes are regularly provided per perforated disk, which are arranged alternately in the circumferential direction and each offset from one another at a circumferential angle of 45 degrees. It goes without saying that perforated disks or generally projections with fewer and / or differently arranged and / or shaped through holes can be provided as long as it is ensured that a detachable fastening of the connection heads of the framework components is possible by means of the respective wedge that can be inserted through the respective through hole .
- the scaffold ledgers consisting of these connection heads and the scaffold tubes welded to them can be used directly as railing devices.
- Their scaffolding tubes can, however, also be used to releasably fix railing devices thereon, preferably by means of so-called locking claws.
- connection heads are formed in one piece with obliquely projecting connection tabs that have round bolts or round holes, on each of which a flat pressed pipe end of a round pipe is permanently attached, but pivotable about a pivot axis relative to the connection head.
- connection tabs that have round bolts or round holes, on each of which a flat pressed pipe end of a round pipe is permanently attached, but pivotable about a pivot axis relative to the connection head.
- their round tubes can also be used for the detachable attachment of Ge land facilities, preferably with the help of locking claws.
- a scaffolding post for a facade scaffolding or a facade scaffolding which has at least one fastening device for attaching at least one railing device, preferably a handrail, to the scaffolding post.
- the fastening device comprises a holder in the form of a U-shaped bracket, which is welded to the scaffolding post with its two bracket ends.
- the bracket and an associated wall part of the scaffolding post limit a fully or completely or Essentially completely closed or enclosed passage opening for inserting one end of the at least one handrail device, in particular a handrail.
- the opening formed in this special way is rectangular in shape, its longitudinal axis extending parallel to the shaft axis of the scaffolding shaft.
- a locking lever On the upper leg of the U-bracket, a locking lever is pivoted about a pivot axis by means of a bolt whose longitudinal axis is perpendicular to the longitudinal axis of the opening and perpendicular to the shaft axis.
- the locking lever is pivotable from an unlocking position down into a locking position, and vice versa, in which a locking surface of the locking lever is opposite to a support surface of the lower leg of the U-bracket and is arranged at a vertical distance above half of the support surface of the support part.
- this fastening device can railing devices over specially shaped Gelän derstabenden, which are inserted into the through opening formed between the bracket and the scaffold tube of the scaffold handle and placed in the inserted to stand on the lower leg of the U-bracket or hangs on this, releasably be attached.
- This construction allows in a FITS advantageous manner the assembly of a leading railing by a fitter from a lower position, which is secured against unintentional Her falling over already assembled railing devices.
- the device should provide advantageous possibilities for the releasable and secure attachment of such railing devices on the one hand to modular scaffolding posts and on the other hand, on other scaffolding standards, in particular on facade scaffolding standards.
- the railing fastening device contains a rigid railing fastening tab which is permanently connected to the rear wall part of the connection head, preferably by welding, and which is rectangular or through hole designed as an elongated hole for releasably inserting at least one handrail end of at least one handrail of the at least one handrail device and for receiving a handrail support part of the at least one handrail end, and that the through hole extends along its imaginary longitudinal axis, which is perpendicular to the imaginary Aufsteckschi itz center plane he stretches and / or which extends either in the direction of the (imaginary) central axis or parallel to the imaginary central axis.
- the device according to the invention can also be referred to as a railing adapter or a railing fastening adapter.
- the railing fastening tab which has a uniform tab thickness, consists of a flat material. This enables simple and inexpensive manufacture and particularly advantageous assembly and fastening options for the at least one railing device.
- the railing fastening tab has a, preferably flat, first side surface and a preferably flat, in particular parallel, second side surface pointing away therefrom in an opposite direction, between which the through hole extends and which extend on both sides of a tab center plane of the railing fastening tab.
- the imaginary longitudinal axis and / or the imaginary tab center plane is or are arranged in an imaginary plane which contains the imaginary central axis.
- the side wall part outer surfaces, which are vertical in the position of use of the connection head extend on both sides of an imaginary connection head center plane containing the imaginary central axis, preferably vertical in the position of use, which, in a projection viewed in an imaginary, perpendicular to the imaginary connection head central plane, has an equally large angle to the side wall part outer surfaces of the side wall parts, which is half as large as the wedge angle, and that the imaginary tab center plane with the imaginary, preferably vertical in the position of use, the connection head center plane coincides, or that the side wall part outer surfaces, preferably vertical in the position of use of the connection head, are on both sides of an imaginary center plane containing the imaginary central axis, preferably vertical in the position of use , Terminal head middle plane of symmetry of the terminal head symmetrically designed, which, viewed in a projection in an imaginary plane formed perpendicular to the imaginary terminal head central symmetry plane, has an equal angle to the side wall part outer surfaces of the side wall parts , which
- the imaginary longitudinal axis and / or the imaginary tab center plane is or are either arranged in an imaginary plane that is parallel to the imaginary connection head center plane at a distance from the imaginary connection head center plane is arranged or coincides or coincides with the imaginary connection head center plane or with the imaginary connection head center plane of symmetry.
- the imaginary slip-on contact center plane and the imaginary connection head center plane or the imaginary connection head center plane of symmetry are formed perpendicular to one another.
- the railing fastening tab is permanently fastened to the rear wall part surface of the rear wall part of the connection head, preferably by welding, which is perpendicular to the imaginary center plane of the slip-on connector. This enables a particularly stable and safe construction.
- the rear wall part surface extends perpendicularly to the plug-on contact center plane and / or either perpendicular to the connection head center plane or perpendicular to the connection head center plane of symmetry.
- the railing fastening tab extends in the first direction, preferably in the upward position of use, beyond the first, upper head part, so that the Through hole extends at least partially beyond the first, preferably upper, head part in the position of use.
- connection part is assigned at least in one of the first, preferably upper, head part, preferably in the upper part of the connection head in the position of use Use position upper, edge area one, in the fourth direction, that is, backwards, on the rear wall part surface of the rear wall part vorste existing collar or collar, which is provided with an opening through which the railing fastening tab in the first Extends through upward direction, the opening having an opening width which is slightly greater than a tab thickness of the railing fastening tab in the area of the opening. This enables an even more stable and still safe construction.
- the opening viewed in the third direction, that is to say forward, to the contact side of the connection head, opens into the first, preferably upper, wedge opening in the position of use of the connection head. This can ensure that the function of the wedge is not impaired, in particular for the Fier ein a positive locking and Ver tensioning with the projection and the scaffold element provided therewith.
- the rear wall part of the connection head is rectangular and / or that the rear wall part surface of the rear wall part has a rectangular outer contour, and that the contact part of the connection head is viewed in a fifth direction perpendicular to the center plane of the slip-on connector , a plant part fleas and, viewed in a sixth direction perpendicular thereto, has a plant part width which is smaller than the plant part fleas.
- the railing fastening tab has an upright, preferably extending away from the center axis in a direction transverse or perpendicular to the center axis, preferably lower in the position of use of the railing fastening tab.
- One handrail end has at least one handrail which has at least one handrail device in the second direction, preferably downwards in the use position of the handrail fast
- the support surface is either at a distance from the imaginary plug-on slot center plane, the distance value of which is in a range between 23 mm and 63 mm, or one Distance of about 43 mm or about 26 mm, or a distance from the first slot surfaces of the first head part, the distance value of which is in a range between 18 mm and 58 mm or a distance of about 38 mm or about 21 mm having.
- the assembly and disassembly options can be further improved and greater security of the construction with regard to the at least one railing device to be inserted into the through hole of the railing fastening tab or to be hung or placed on its support surface.
- an imaginary or real, preferably transverse, in particular an imaginary or real, preferably transverse, in particular, wall part or anti-lift part to be installed on the railing fastening tab, in particular on the wall part or anti-lift device that is preferably upper in its position of use perpendicular to the central axis and also transversely, in particular perpendicular to the first direction, extending pivot axis, preferably axis of rotation, relative to the connection head pivotable, preferably rotatable, locking lever is attached, which has a locking surface for the form-fitting, preferably clamping force-free, locking the at least egg NEN railing device against a, preferably vertical in the position of use of the railing fastening tab, removal of the railing device in the first direction, preferably in the position of use of the device upwards, in a locking position of the locking lever, and with the help a fastening means containing the pivot axis, preferably in front of a bolt or groove
- the invention also relates to an arrangement of a, preferably vertical, scaffolding element, in particular a scaffolding post, particularly preferably a Mo dulgerüststiels, and a device according to the invention, the Gerüstele element permanently, preferably by welding, with the projection, in particular a perforated disk or the Perforated disk, is connected, which or which has the at least one opening, and wherein the connection head of the device with its slip-on slot is plugged onto the projection, preferably horizontally, and the wedge through the first head part, through the opening and through the The second head part is inserted so that a releasable connection is established in which the connection head of the device is positively locked with the projection with the aid of the wedge and parts of the support wall are braced with the framework element via the contact surfaces of the support wall resting on the outer surfaces of the framework element.
- the invention also relates to a scaffolding with at least one arrangement according to the invention that can be built with a leading railing device or that is constructed with a leading railing device, at least one handrail end of at least one handrail of the at least one handrail device into the rectangular or elongated through hole of the railing -Fastening tab of the Vorrich device according to the invention inserted and there in the second direction, preferably in the position of use of the railing fastening tab down, is supported and / or hung on the railing fastening tab.
- Figure 1.1 a three-dimensional representation of the railing fastening
- Adapter the locking lever of which is in its locking position, in a view obliquely from the front, above;
- Figure 1.2 a three-dimensional representation of the railing fastening
- FIG. 2.1 shows a three-dimensional representation of a separate connection head of the railing fastening adapter according to the invention in a view obliquely from the front and above;
- Figure 2.2 shows a three-dimensional representation of the separate connection head in a view obliquely from behind, below;
- Figure 3.1 shows a two-dimensional side view of the separate connection head
- Figure 3.2 shows a two-dimensional view of the separate connection head from below
- Figure 3.3 shows a two-dimensional view of the separate connection head from above
- Figure 3.4 shows a two-dimensional view of the separate connection head from the front
- Figure 3.5 shows a two-dimensional view of the separate connection head from behind
- Figure 3.6 shows a section of the separate connection head along the section lines A-A in Figure 3.2;
- FIG. 4.1 shows a two-dimensional side view of the railing fastening tab of the railing fastening adapter according to the invention
- FIG. 4.2 shows a two-dimensional view of the railing fastening strap from above
- Figure 5 is a three-dimensional representation of the modular frame in a first assembly or disassembly phase, in which a first railing rod, which is hooked in the area of a first railing rod end of its two railing rod ends with the aid of the hook-in hook provided there on a railing fastening tab of a railing fastening adapter, which is attached to the top perforated disk of the scaffolding post shown in the front right by means of its wedge is releasably attached, hangs freely downwards approximately perpendicularly;
- FIG. 6 shows a three-dimensional representation of the modular frame in a second assembly or disassembly phase, in which the first handrail rod and a second handrail rod each with their handrail rod ends on each of a handrail fastening tab of an associated handrail fastening adapter Scaffolding handle shown in the center of the picture as well as the further scaffolding handle shown at the front right are suspended, the railing bars each extending in a vertical inclination and approximately parallel to one another;
- FIG. 7 shows a three-dimensional representation of a modular scaffolding, in which several handrail poles are releasably fastened to assigned scaffold posts with the aid of several handrail fastening adapters according to the invention
- FIG. 8.1 shows a side view of a scaffolding post of the modular scaffolding in a partially interrupted representation, a railing fastening adapter according to the invention being releasably attached by means of its wedge to two perforated disks of the scaffolding post;
- FIG. 8.2 shows a section along the section line B-B in FIG. 8.1 to illustrate a perforated disk of the perforated disks
- FIG. 9 shows an enlarged side view in the area of a perforated disk of the perforated disks of a scaffolding post of the scaffolding shown in FIG. stems, with a railing fastening adapter according to the invention being detachably fastened to this perforated disk by means of its wedge.
- the device 10 also referred to as a railing fastening adapter, serves to releasably fasten at least one railing device 11 to a scaffolding element that is vertical in its position of use, preferably to a scaffolding tube 28, in particular a scaffolding post 12.
- the railing fastening adapter 10 comprises, as essential elements, a connection head 28 provided with a railing fastening tab 15 and a wedge 16, preferably captively connected therewith, for releasably fastening the railing fastening adapter 10 to at least one Opening 18; 18.1, 18.2 for inserting the wedge 16 having, here designed as a perforated disk 17, projection 17 of the framework element 12.
- the railing fastening tab 15 is permanently connected to the connection head 28 by welding. According to the particularly preferred embodiment shown in Figures 1.1, 1.2, 5-7, 8.1 and 9, a locking lever 20 pivotable about a pivot axis 19 is articulated on the railing fastening tab 15.
- connection head 28 which is shown in FIGS. 3.1, 3.2 and 4.1 to 4.6 as a separate component, that is, in a phase of the manufacture of the railing connection adapter, before the connection head 28 and the railing fastening tab 15 are permanently connected to one another by welding, and which is also shown in Figures 1.1, 1.2, 5-7, 8.1 and 9 as a component of the railing attachment adapter 10, will be described in more detail below.
- a position of use or installation position of the connection head 28 is partially assumed, as shown in particular in Figures 1.1, 1.2, 9.1 and 9:
- connection head 28 is made of metal, preferably of malleable cast iron, cast steel or steel.
- the connection head 28 is preferably galvanized.
- the connection- head 28 has a connection part 21 and a contact part 22, which are integrally connected to one another.
- the contact part 22 of the connection head 28 of the railing attachment adapter 10 has on its contact side 23, vertical contact wall parts 24.1, 24.2 in the use position of the connection head 28, the vertical contact surfaces 25.1, 25.2 for contact with the outer scaffolding element surfaces 13 of a scaffolding element, in particular a scaffolding handle 12.
- the connection head 28 has a first head part 26.1, which is upper in its position of use, and a second head part 26.2, which is lower in its position of use, which have wedge openings 27.2, 27.2 for the wedge 16 which can be plugged or plugged in through them and which are integrally connected to one another.
- the first head part 26.1 has a first wedge opening 27.1 of the wedge openings 27.1, 27.2, which is upper in the position of use, for the wedge 16 which can be plugged or inserted through the first wedge opening 27.1.
- the first head part 26.1 has a first contact surface 25.1 of the contact surfaces 25.1, 25.2 of the contact part 22, which is upper in its position of use, for contact with a first outer surface of the frame element 12.
- the second head part 26.2 has a second wedge opening 27.2 of the wedge openings 27.1, 27.2 for the wedge 16 which can be plugged or inserted through the second wedge opening 27.2. Furthermore, the second head part 26.2 has a second contact surface 25.2 of the contact surfaces 25.1, 25.2 of the contact part 22, which is lower in the position of use, for contact with a second outer surface of the frame element 12.
- the scaffolding tube of the scaffolding post 12 has at least in the area of the respective perforated disk 17 on both sides of the same, or in the position of use above and below the same, an equally large outer diameter, so that the scaffolding post 12 has a circular cylindrical outer surface 13 at least in these areas.
- the contact surfaces 25.1, 25.2 of the contact part 22 of the connection head 28 can be placed on this outer surface 13.
- connection head 28 is viewed in a first direction 31, ie in its position of use upward, with a first, upper wall part 37.1 containing the first wedge opening 27.1. Furthermore, the connection head 28, viewed in an opposite second direction 32, that is to say downward in its position of use, has a second wedge opening 27.2 containing second, lower in the position of use, limited wall part 37.2.
- the connection head 28, viewed in a third direction 33 perpendicular to the first and second directions 31, 32, is delimited towards the front, towards its contact side 23, with the contact wall parts 24.1, 24.2 of the contact part 22.
- the connection head 28, viewed in an opposite, fourth direction 34 is limited to the rear, towards its connection side 38, with a rear wall part 39 of the connection part 21 which is vertical in its use position.
- connection head 28 is delimited in a circumferential direction by side wall parts 41.1, 41.2, 41.3, 41.4 which are vertical in its position of use.
- the first wall part 37.1, the second wall part 37.2, the contact wall parts 24.1, 24.2, the rear wall part 39 and the side wall parts 41 .1, 41 .2, 41 .3, 41 .4 are cavities, preferably useful spaces, in particular wedge receiving spaces for receiving wedge parts of the Wedge 16, designed to be left free.
- the connection head 28 tapers with its vertical side wall parts 41 .1, 41 .2, 41 .3, 41 .4, viewed in the third direction 33, that is to say towards the front, towards its contact side 23.
- the rear wall part 39 has a rear wall part surface 40 which is vertical in the use position of the connection head 28 in the fourth direction 34, that is to say pointing backwards.
- connection part 28 has a collar 42 protruding in the fourth direction 34, that is to the rear, beyond the rear wall part surface 40 of the rear wall part 39 and running around in the circumferential direction.
- This collar or collar 42 has a first opening 43 for the railing fastening tab 15 in the area of the first wall part 37.1 of the first head part 26.1 of the connection head 28.
- the first opening 43 viewed in the third direction 33, that is, towards the front, towards the contact side 23 of the connection head 28, opens into the first wedge opening 27.1 of the first head part 26.1 of the connection head 28.
- this collar or collar 42 has a second opening 44 in the region of the second wall part 37.2 of the second head part 37.2 of the connection head 28.
- This second opening 44 serves for the drainage of liquid zinc during or after the galvanizing of the connection head.
- the rear wall part 39 of the connection head 28 has a central, preferably circular, Through opening 45. This central through opening 45 also serves to drain off the liquid zinc during or after the connection head 28 is galvanized.
- the first head part 26.1 which is upper in the position of use of the connection head 28, is delimited by the side wall parts 41.1 and 41.2.
- the side wall part 41.1 has the side wall outer surfaces 46.1, which are vertical in the position of use.
- the side wall part 41.2 has the vertical side wall outer surfaces 46.2 in the position of use.
- the side wall outer surfaces 46.1 and 46.2 run in the third direction 33, that is to say forwards, towards the contact side 23, in the manner of a wedge towards an imaginary central axis 47 and enclose a wedge angle 48.
- the second head part 26.2 which is lower in the position of use of the connection head 28, is delimited by the side wall parts 41.3 and 41.4.
- the side wall part 41 .3 has the side wall outer surfaces 46.3, which are vertical in the position of use.
- the side wall part 41.4 has the side wall outer surfaces 46.4, which are vertical in the position of use.
- the wedge angle 48 is an acute angle.
- the wedge angle 48 is here approximately 44 degrees or approximately 45 degrees.
- connection head middle plane of symmetry 50 containing the center axis 47 of the connection head 28, which is symmetrically designed therewith.
- the plane of symmetry 50 viewed in a projection into a plane formed perpendicular to the connection head center plane of symmetry 50, has an equally large angle 51.1, 51.2 to the side wall part outer surfaces 46.1, 46.2, 46.3, 46.4 of the side wall parts 41.1 , 41.2, 41.3, 41.4. This angle 51.1, 51.2 is half as large as the wedge angle 48.
- head part 26.1 Between the first, upper in the position of use, head part 26.1 and the second, lower in the position of use, head part 26.2 is a to connecting part 21 reaching, in the third direction 33, that is to the front, to the contact side 23 and to the side wall part Outer surfaces 46.1, 46..2, 46.3, 46.4 of the side wall parts 41.1, 41 .2, 41 .3, 41.4 more open, in the position of use horizontal, slot 52 for, preferably horizontal, plugging of the connection head 48 onto one of the perforated disks 17 educated.
- the plug-on slot 52 is, viewed in the first direction 31, that is, upwards, to the first head part 26.1 with first, in the position of use, upper slot surfaces 53.1, 53.2 of the first, in the position of use, upper head part 26.1 and is in the second direction 32 considered, so downward, to the second, lower head part 26.2, with second, lower in the position of use, slot surfaces 54.1, 54.2 of the second head part 26.2 limited, which are on both sides of a, in the use position of the connection head 28 horizontal , Slot center plane 55 of the slot 52 extend.
- the plug-on slot center plane 55 extends perpendicular to the center axis 47.
- the plug-on slot center plane 55 and the connection head center plane of symmetry 50 are designed perpendicular to one another.
- a passage 56 for the wedge 16 is formed between the first wedge opening 27.1 and the second wedge opening 27.2, which extends through the first head part 26.1 and through the second head part 26.2 at the intersection of the slip-on slot 52.
- connection head 28 can be locked in a form-fitting manner with the aid of the wedge 16 which can be plugged or inserted through the at least one opening 18 of the projection 17 of the framework element 12 to form a detachable connection with the projection 17 and can be braced with the framework element 12 (see FIGS. 5-7, 8.1 and 9).
- the wedge 16, which can also be referred to as a connecting wedge, is also made of metal.
- the wedge 16 is preferably galvanized.
- the wedge 16 has a first, in the use position of the connection head 28 upper, wedge end 57.1 and a second, in the use position of the connection head 28 lower, wedge end 57.2.
- the wedge 16 tapers like a wedge from its first wedge end 57.1 to its second wedge end 57.2.
- the wedge 16 is preferably connected to the connection head in such a way that it cannot be lost.
- the wedge 16 has a thickening 58, for example a rivet head, at its second wedge end 57.2.
- the width of the thickening is greater than the width of the first wedge opening 27.1, which is designed as a rectangular wedge receiving slot.
- the rear wall part 39 of the connection head 28 is rectangular.
- the rear wall part surface 40 of the rear wall part 39 has a rectangular outer contour 59.
- the connection part 21 of the connection head 28 has, viewed in a fifth direction 35, perpendicular to the center plane 55 of the slip-on connector, a connection part height 60 and, viewed in a sixth direction 36 perpendicular thereto, a connection part width 61 which is smaller than the connection part height 60.
- the rear wall part surface 40 extends perpendicular to the plug-on slot center plane 55 and extends perpendicular to the connection head / connection head center plane of symmetry 50.
- the rear wall part surface 40 is preferably designed to be flat.
- a railing fastening device 62 for releasably fastening the at least one railing device 11 is permanently fastened by welding.
- the railing fastening device 62 comprises the railing fastening tab 15 and a locking lever 20.
- the locking lever 20 is articulated on the railing fastening tab 15 so as to be pivotable about a pivot axis 19 relative to the railing fastening tab 15.
- the railing fastening tab 15 is a rigid component Metal.
- the railing fastening tab 15 is preferably galvanized.
- the unit formed from the connection head 28 and the railing fastening tab 15 is made of metal, preferably of galvanized metal.
- the railing fastening tab 15 which is shown as a separate component in Figs. 4.1 and 4.2, i.e. in a phase of manufacturing the railing connection adapter 10, before the connection head 28 and the railing fastening tab 15 are permanently connected to one another by welding, and which is also shown in Figures 1.1, 1.2, 5-7, 8.1 and 9 as a component of the railing attachment adapter 10, will be described in more detail below:
- the railing fastening tab 15 has a rectangular through hole 63 for releasably inserting at least one handrail end at least one handrail 11 of the at least one handrail device and for receiving a handrail support part of the at least one handrail end.
- the through hole 63 is limited by wall parts 71, 72, 73, 74 of the Ge railing fastening tab 15 and closed without a gap or uninterrupted.
- the through hole 63 has a through hole width 66 and a through hole length or height 70.
- the through hole length or height is very much greater than the through hole width 66.
- the through hole length or height is at least twice or at least 3 times the through hole width 66 Through hole length and height 55 mm.
- the width of the through hole is preferably 16 mm.
- the slot width 77 is 16 mm, for example.
- the slot height 78 be for example 55 mm.
- the rectangular through hole 63 extends along its longitudinal axis 64.
- the longitudinal axis 64 of the through hole 63 extends perpendicular to the plug-on slot center plane 55 of the connection head 28 and extends parallel to the center axis 47.
- the railing fastening tab 15 consists of a flat material 65 and has a uniform tab thickness 67.
- the railing fastening tab 15 has a flat, first side surface 68.1 and a flat, second side surface 68.2 pointing away from it in an opposite direction, which extends parallel to the first side surface 68.1.
- the through hole 63 extends continuously between the first side surface 68.1 and the second side surface 68.2.
- the side surfaces 68.1 and 68.2 extend on both sides of an imaginary tab center plane 69 of the railing attachment La cal 15.
- Both the longitudinal axis 64 of the through hole 63 and the La rule center plane 69 of the railing attachment tab 15 are in a ge imaginary plane which contains the central axis 47. In the exemplary embodiment, this plane extends parallel to the connection head center plane of symmetry 50.
- the tab center plane 69 therefore coincides with the connection head center plane of symmetry 50.
- the longitudinal axis 64 of the through hole 63 of the railing fastening tab 15 lies in the connection head central plane of symmetry 50 of the connection head 28.
- the railing fastening tab 15 has a support part 71, a Aushe securing part 72, a first railing support part 73 and a second railing support part 74, which limit and enclose the rectangular through hole 63.
- the lower support part 71 in the position of use and the upper anti-lift-out part 72 in the position of use each extend transversely or perpendicularly to the imaginary center axis 47 away from the latter.
- the first railing support part 73 which is vertical in the position of use, and the second railing support part 74, which is vertical in the position of use, each extend parallel to the imaginary central axis 47.
- the support part 71 has a support surface 75, which is horizontal in the position of use, for vertically supporting at least one handrail end of at least one handrail 11 of the at least one handrail device in the second direction 32, ie downwards in the use position.
- the support surface 75 has, in the first direction Device 31 considered, so in the position of use upwards, from the first, in the position of use upper, slot surfaces 53.1, 53.2 of the first, in the position of use upper, head part 26.1 of the connection head 28 a distance 76 which is about 21 mm. Since the projection or the perforated disk 17 has a thickness of about 9 mm, the support surface 75, viewed in the first direction 31, i.e.
- the lift-off safety part 72 has a horizontal lift-off safety surface 79 pointing downwards in the second direction 32, ie in the use position, to prevent vertical lifting of the at least one handrail end of the at least one handrail 11 in the first direction 31, i.e. in the use position of the connection head or the railing fastening tab upwards.
- the railing fastening tab 15 or its second railing support part 74 is permanently verbun by welding to the rear wall part 39 of the connection head 28, namely with its rear wall part surface 40.
- the anti-lift-out part 72 of the railing-fastening tab 15, viewed in the first direction 31, has a through-opening 80 for a through-opening 80 for a through-opening 80 for a vertical in the position of use in the position of use
- Fastening means preferably in the form of a bolt or grooved pin 87, on.
- the fastening means 87 forms or includes the pivot axis 19 for the pivotable locking lever 20.
- the pivot axis 19 extends perpendicular to the central axis 47 and also perpendicular to the first direction 31 or perpendicular to the longitudinal axis 64 of the through hole 63 or respectively perpendicular to the center plate plane 69.
- the railing fastening tab 15 extends in the first direction 31, that is to say upward in the position of use, beyond the first head part 26.1, so that the through hole 63 extends at least partially over the first head part 26.1.
- the through hole 63 viewed in the first direction 31, extends over more than two thirds of its through hole height or through hole length 70 beyond the first head part 26.1.
- the locking lever 20 which can be pivoted manually about the pivot axis 19 relative to the railing fastening tab 25 or relative to the connection head 28, is preferably captive on the anti-lift part 72 of the railing fastening tab 15.
- the locking lever is shown in FIGS. 1.1, 1.2, 5-7, 8.1 and 9. Before given to the locking lever 20 is made of plastic.
- the locking lever 20 has a, in the position of use vertical, distance from the pivot axis 19 a locking surface 82 for positive locking and clamping force-free locking of the at least one railing device 11 against a, in the position of use of the connection head 28 or the railing attachment La cal 15 vertical removal of the railing device 11 in the first direction 31, that is to say upward in the position of use, in a locking position 83 of the locking lever 20.
- the locking lever 20 is fastened to the Aushebesiche part 72 of the railing fastening tab 15 with the aid of the fastening means containing the pivot axis 19.
- the locking lever 20 can be pivoted about the pivot axis 19 from an unlocked position into the locking position 83 shown in the figures, and vice versa.
- the locked position 83 of the locking lever 20 is its Verrie gelungsization 82 of the support surface 75 of the support part 71 and is, viewed in the first direction 31, so in the position of use up, in a, in the position of use of the railing fastening tab 15 vertica len, distance 84 to the support surface 75 of the support part 71, so in the Ge use position above the support surface 75 of the support part 71, is arranged.
- the pivot axis 19 is in the locking position 83 of the locking lever 20, viewed in the first direction 31, that is, in the position of use of the connection head 28 or the railing fastening tab 15 upwards, in a distance 85, which is vertical in the position of use, to or above the locking surface 82 of the locking lever 20.
- the railing fastening tab 15 extends in the first direction 31, i.e. upwards in the position of use, through the first opening 43 of the in the fourth direction 34, i.e. backwards, over the rear wall part surface 40 of the rear wall part 39 of the connection head 28 protruding collar or collar 42 therethrough.
- the first opening 43 has an opening width 86 which is only slightly larger than the tab thickness 67, which is uniform here, of the railing fastening tab 15 consisting of the flat material 65.
- arrangements 90 each have a scaffolding post 12 and a railing attachment adapter 10.
- Each perforated disk 17 has several, here eight, perforations 18; 18.1, 18.2 for pushing through the wedge 16.
- connection head 28 of the railing attachment adapter 10 is pushed horizontally with its slot 52 onto the associated perforated disk 17 and the wedge 16 is through the first head part 26.1 and through the selected small opening 18.1 of the associated perforated disk 17 and inserted through the second head part 26.2 of the connection head 28, so that a releasable connection is made, in which the connection head 28 of the railing attachment adapter 10 is positively locked with the aid of the wedge 16 with the associated perforated disk 17 and via the circular cylindrical outer surface of the associated scaffold post 12 abutting contact surfaces 25.1, 25.2 of the contact wall parts 24.1, 24.2 of the connection head 28 are braced with the scaffold post 12.
- a scaffolding 91 is shown, which is a module scaffolding.
- the scaffolding 91 is made up of several scaffolding posts 12; 12.1, 12.2, each having a plurality of perforated disks 17.
- At the Lochschei ben 17 are, inter alia, longitudinal bar 96 and cross bar 97 over their Connection heads fastened by means of one wedge per connection head 28.
- first, lower floor 93.1 and in a second, next higher floor 97 scaffolding floors 95 are suspended from crossbars.
- the framework 91 is constructed on the first floor 93.1 with railing devices in the form of longitudinal bars 96. These are mounted about 50 cm above the scaffolding floors 95 of the first floor 93.1 on perforated disks 17 of the scaffolding posts 12.2 and form hip and back railings.
- railing fastening devices 10 are releasably attached by means of their wedge 16.
- the second floor 93.2 is or is built up in the scaffolding 91 with pre-installed or mountable railing devices 11.
- These railing devices are straight railing bars 11; 11.1, 11.2. These have at their two railing rod ends pointing away from each other in opposite directions each have a hooking hook 94 for hanging on or in a railing fastening tab 15 of the railing fastening adapter 10.
- the handrail rods 11; 11.1, 11 .2 on or in railing fastening tabs 15 of the railing fastening adapter 10 can be or are suspended.
- a first assembly phase is shown in which a first railing rod 11.1, which is in the area of a first railing rod end of its two Ge country rod ends with the help of the hook 94 provided there on a first railing fastening tab 15 of a first railing fastening adapter 10 is suspended, which is releasably attached to the uppermost perforated disk 17 of the first scaffolding post 12.1 shown at the front right by means of its wedge 16.
- This first scaffolding post 12.1 comprises four perforated disks 17.
- the first scaffolding post 11.1 which is in the area of a first railing rod end of its two Ge country rod ends with the help of the hook 94 provided there on a first railing fastening tab 15 of a first railing fastening adapter 10 is suspended, which is releasably attached to the uppermost perforated disk 17 of the first scaffolding post 12.1 shown at the front right by means of its wedge 16.
- This first scaffolding post 12.1 comprises four perforated disks 17.
- the second scaffolding post 12.1 is attached to a second scaffolding post 12.2.
- the second scaffolding post 12.2 comprises only two perforated disks 17.
- the second scaffolding post 12.2 has an effective length that is half as great as the effective length of the first scaffolding post 12.1.
- a fitter 92 still standing on the floor or from the first floor 93.1, can still work against Falling secured position, also a second handrail 11.2 on a second handrail fastening tab 15 of a second handrail fastening adapter 10, which is mounted on the next downward perforated disk 17 of the same scaffolding post 12.1, in the same or in a similar way, as already described above.
- This second handrail rod 11 .2 has the same effective length as the first handrail rod 11.1.
- the fitter 92 still standing on the ground or from the first floor 93.1, in a position still secured against falling, take a third scaffolding post 12.3, which has the same effective length as the first post 12.1 and the, preferably four, perforated disks 17 comprises.
- the fitter 92 can then attach the first handrail 11.1 and also the second handrail 11.2 to the respective desired handrail fastening tab 15 of the associated handrail fastening adapter 10, which with its respective connection head 28 on the perforated disk 17 of the third Scaffolding post 12.3 was attached and fastened there with means of the respective wedge 16.
- a second assembly phase which is shown in FIG. 6, can be achieved in this way.
- the fitter 92 still standing on the ground or from the first floor, in a position still secured against falling, can grip the third scaffold post 12.3 with his hands, together with the handrails also attached to the first scaffold post 12.1 11.1, 11.2, that is, together with the first handrail 11.1 and the second handrail 11.2, place it in the next higher, here second floor 93.2, whereupon the third scaffold post 12.3 is placed on a fourth scaffold post 12.4 already mounted on the first floor 93.1 can attach.
- This fourth scaffolding post 12.4 has the same effective length as the second scaffolding post 12.2.
- a third assembly phase is reached in which the first handrail 11.1 forms a hip or back rail and the second handrail rod 11.2 are mounted in advance mounted in the second floor 93.2 with the formation of a knee rail (see FIG. 7).
- the fitter 92 can then climb up to the scaffolding floors 95 of the second floor 93.2 and is then mounted there over the two already leading
- connection head middle plane / connection head middle plane of symmetry
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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DE102019133939.1A DE102019133939A1 (de) | 2019-12-11 | 2019-12-11 | Vorrichtung zum lösbaren befestigen wenigstens einer geländereinrichtung an einem gerüstelement |
PCT/DE2020/100879 WO2021115519A1 (de) | 2019-12-11 | 2020-10-09 | Vorrichtung zum lösbaren befestigen wenigstens einer geländereinrichtung an einem gerüstelement |
Publications (2)
Publication Number | Publication Date |
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EP4010545A1 true EP4010545A1 (de) | 2022-06-15 |
EP4010545B1 EP4010545B1 (de) | 2023-01-25 |
Family
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EP20799982.2A Active EP4010545B1 (de) | 2019-12-11 | 2020-10-09 | Vorrichtung zum lösbaren befestigen wenigstens einer geländereinrichtung an einem gerüstelement |
Country Status (3)
Country | Link |
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EP (1) | EP4010545B1 (de) |
DE (2) | DE102019133939A1 (de) |
WO (1) | WO2021115519A1 (de) |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2449124C3 (de) | 1974-10-16 | 1980-01-03 | Eberhard 7129 Gueglingen Layher | Verbindungsvorrichtung für Gerüstelemente |
DE2822676C2 (de) | 1978-05-24 | 1982-08-19 | Eberhard 7129 Güglingen Layher | Verbindungsvorrichtung für Gerüstelemente |
DE3702057A1 (de) * | 1987-01-24 | 1988-08-04 | Langer Ruth Geb Layher | Geruest mit verbindungsvorrichtungen |
DE3934857A1 (de) | 1989-10-19 | 1991-04-25 | Langer Ruth Geb Layher | Anschlusskopf fuer geruest |
DE19504038C2 (de) * | 1995-02-08 | 2000-05-11 | Layher W Vermogensverw Gmbh | Gerüst |
DE19806094A1 (de) | 1998-02-14 | 1999-08-19 | Layher W Vermogensverw Gmbh | Anordnung von Tragstruktur-Elementen eines Raumtragwerkes |
EP1911907B1 (de) | 2006-10-11 | 2015-12-23 | Wilhelm Layher Verwaltungs-GmbH | Vertikalrahmenelement aus Metall |
DE102007018314A1 (de) | 2007-04-18 | 2008-11-06 | Wilhelm Layher Verwaltungs-Gmbh | Stütze für ein Raumtragwerk sowie Verbindungsanordnung für eine Geländereinrichtung und Verfahren zum Befestigen einer Geländereinrichtung an einer Stütze |
WO2012163340A1 (de) | 2011-06-01 | 2012-12-06 | Wilhelm Layher Verwaltungs-Gmbh | Anordnung eines gerüstbauteils und eines vertikalen gerüstelements |
IT201600108828A1 (it) * | 2016-10-27 | 2018-04-27 | Amadio & C S P A | Sistema di collegamento di montanti verticali e di correnti di supporto di un piano di calpestio per un'impalcatura |
DE102018114244A1 (de) | 2018-06-14 | 2019-12-19 | Wilhelm Layher Verwaltungs-Gmbh | Einzelner Gerüststiel |
-
2019
- 2019-12-11 DE DE102019133939.1A patent/DE102019133939A1/de not_active Withdrawn
-
2020
- 2020-10-09 WO PCT/DE2020/100879 patent/WO2021115519A1/de unknown
- 2020-10-09 EP EP20799982.2A patent/EP4010545B1/de active Active
- 2020-10-09 DE DE112020003955.2T patent/DE112020003955A5/de active Pending
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Publication number | Publication date |
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WO2021115519A1 (de) | 2021-06-17 |
EP4010545B1 (de) | 2023-01-25 |
DE112020003955A5 (de) | 2022-05-05 |
DE102019133939A1 (de) | 2021-06-17 |
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