EP2499311B1 - Grille de protection latérale et système de protection latérale - Google Patents

Grille de protection latérale et système de protection latérale Download PDF

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Publication number
EP2499311B1
EP2499311B1 EP10774218.1A EP10774218A EP2499311B1 EP 2499311 B1 EP2499311 B1 EP 2499311B1 EP 10774218 A EP10774218 A EP 10774218A EP 2499311 B1 EP2499311 B1 EP 2499311B1
Authority
EP
European Patent Office
Prior art keywords
side protection
longitudinal
frame segments
frame
wire
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.)
Active
Application number
EP10774218.1A
Other languages
German (de)
English (en)
Other versions
EP2499311A1 (fr
Inventor
Ernst Friedrich Ischebeck
Ferdinand Coerschulte
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.)
Friedr Ischebeck GmbH
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Friedr Ischebeck GmbH
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Publication date
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Publication of EP2499311A1 publication Critical patent/EP2499311A1/fr
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Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H17/00—Fencing, e.g. fences, enclosures, corrals
    • E04H17/14—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts
    • E04H17/16—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts using prefabricated panel-like elements, e.g. wired frames
    • E04H17/161—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts using prefabricated panel-like elements, e.g. wired frames using wire panels
    • E04H17/163—Fences constructed of rigid elements, e.g. with additional wire fillings or with posts using prefabricated panel-like elements, e.g. wired frames using wire panels using wired panels with frame
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
    • E04F11/18—Balustrades; Handrails
    • E04F11/181—Balustrades
    • E04F11/1851—Filling panels, e.g. concrete, sheet metal panels
    • 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
    • E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
    • E04G21/32—Safety or protective measures for persons during the construction of buildings
    • E04G21/3204—Safety or protective measures for persons during the construction of buildings against falling down
    • E04G21/3223—Means supported by building floors or flat roofs, e.g. safety 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
    • 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
    • E04G5/004—Storage and transport racks for scaffolding components
    • 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
    • E04G5/14—Railings
    • E04G2005/148—Railings latticed or netted

Definitions

  • the present invention initially relates to a side guard, which comprises at least one wire mesh having longitudinal bars and cross bars, and an outer frame bordering the wire mesh, wherein the outer frame has at least four frame segments, each of which a frame segment along each edge side of the wire grid extends at the corners of the wire mesh each two frame segments releasably connected to each other, preferably screwed, are.
  • the known side protection systems thus include, in addition to the side guards also railing posts and floor panels for this, ie a large number of items.
  • the post distance is often 2.4 m and the length of the side guards between about 2.6 m and 2.7 m, so that a certain length of the side guards in an overlap area always remains unused.
  • it is disadvantageous that the attachment and dismantling of the side guards requires at least two people due to this weight. Even with particularly lightweight steel construction still results in a weight of about 19 kg to 20 kg per side guard.
  • weights that have to be moved by one person several times a day have been limited to 16 kg according to occupational safety legislation.
  • the invention has the object, advantageously further develop a side guard of the type mentioned, so that in particular the aforementioned disadvantages can be avoided as much as possible.
  • the task aims to make a pages safety guard, which, due to its reduced weight, can be handled by only one person and meets the requirements of the applicable regulations.
  • the frame segments are made of aluminum alloy, that at least one undercut having longitudinal groove is formed on the frame segments, that the edge-side longitudinal bars and the edge-side cross bars of the wire grid on the them positionally associated frame segment engage in the undercut of the retaining groove, ie are arranged in its cross section completely or partially in the undercut that the frame segments are designed as a profile tube and that the longitudinal groove is bounded by a wall, starting from the outer wall of the profile tube U extending into the interior of it like a profile.
  • the outer frame may be lighter in weight compared to conventional side guards, and one skilled in the art will understand that other aluminum alloys could equally be used instead of aluminum alloy.
  • an aluminum side guard with a length of 3 m and a height of 1.25 m, in which the frame profile in cross-section dimensions of 48 mm x 35 mm has, are provided with a weight of only about 16 kg.
  • the frame segments may have a comparatively larger frame cross-section compared to known steel side guards and a smaller wall thickness as a hollow profile.
  • the invention provides that the wire mesh is not time-consuming and thus costly welded to the frame as in the prior art. Instead the invention provides that the wire mesh at its edges positively into the undercut of the longitudinal grooves, which are insofar also to be referred to as retaining grooves engages. In particular, when the grid is held positively in all four wheels or sides, so along its edge circumferentially in the undercut longitudinal grooves, a particularly strong and secure connection between the wire mesh and outer frame is guaranteed.
  • the wire mesh can have longitudinal and transverse rods, for example, of steel (in particular of galvanized steel) or of other materials (conceivable here as well would be light metal such as aluminum alloy.)
  • the edge-side positive engagement allows that wire mesh can be used with relatively low wire thickness,
  • the outer frame of the side protective grille according to the invention if necessary, for example, for repair, disassembled and, for example, the wire mesh can be removed and replaced can be done so that the frame segments pushed with their undercut longitudinal groove on the marginal longitudinal or transverse bars of the wire grid in their respective longitudinal direction and the frame segments are then bolted together at their corner-side contact zones ng with the light, an undercut longitudinal groove having frame segments to use the weight advantage of the light metal or aluminum alloy and still ensure a simple, detachable and secure connection between the frame and the wire mesh or wire mesh.
  • the wire mesh or wire mesh may preferably consist of a uniform, statically optimized wire thickness for the longitudinal and the transverse rods, which may preferably be welded together at their intersection points.
  • the outer frame or the frame segments preferably made of aluminum alloy, sufficiently rigid dimensioned to receive the force acting on the side protection forces from the wire mesh or wire mesh and without railing posts directly in still below explained floor brackets, in which can be plugged in the side guards.
  • rail posts can therefore be dispensed with and thus a further simplification can be achieved in comparison with a side protection system known from the prior art which has railing posts.
  • the frame segments are formed as a profile tube and that said longitudinal groove is bounded by a wall which extends from the outer wall of the profile tube, starting U-profile in its interior.
  • a profile tube offers over a solid profile the advantage that can be achieved with comparatively low weight large cross-sectional dimensions and thus high rigidity.
  • the frame segments or profile tubes are aligned during assembly of the side guard so that the respective longitudinal groove to the frame interior, ie facing the wire mesh.
  • the groove mouth in the outer wall of the profile tube adjoins one side on a center plane of the profile tube perpendicular to the reference cross-section and the undercut extends to the other side of the mid-plane with respect to the groove mouth.
  • a profile tube can be optionally integrated in two different rotational positions, each with the wire grid anneender longitudinal groove in the frame, wherein the undercut, depending on the rotational position, may be located on different sides of the median plane of the frame.
  • the undercut is located in all, for example.
  • a longitudinal direction extending frame segments on one side of the median plane and the longitudinal groove in all perpendicular thereto frame segments on the other side of the median plane. It also follows that at the corners of the side protection grid and the outer frame so far as a change. With respect to the side of the median plane on which the longitudinal groove extends takes place.
  • the longitudinal bars are located in a common bar level and that the transverse bars are located in a common second bar level. It can be achieved geometrically that the extension plane of the longitudinal bars with the plane of extension of the longitudinal grooves in the example. Horizontally extending frame segments corresponds and corresponds to the extension plane of the transverse bars with the plane of extension of the longitudinal grooves in the frame segments perpendicular thereto.
  • the profile tube has two mutually parallel spaced opposite planar wall portions which are circumferentially connected by two in cross-section at least substantially arcuate wall portions, and in that the longitudinal groove, starting from one of the two arc-shaped wall portions facing towards the inside of the profile is trained.
  • the longitudinal bars within a first wire mesh area of each other in pairs equal to each other in a first Spaced apart and that the longitudinal bars within an adjacent second wire mesh area, which fulfills the functionality of a so-called.
  • Bordbretts in pairs equally spaced at a different second distance, which is smaller than the first distance, and preferably only a fraction of the first distance , are spaced.
  • the toe board is thus resolved into individual, parallel wires.
  • the longitudinal bars within the second wire mesh area may be spaced apart to prevent the passage of a 25 mm diameter ball.
  • the wire thickness of the longitudinal and transverse rods is preferably equal to one another and may, for example, be 3.4 mm or different.
  • the center distance between longitudinal bars in the first wire mesh area may, for example, be 300 mm, and in the second wire mesh area or tufing area, for example, 23 mm.
  • the center distance between crossbars running vertically in the installed position can be, for example, uniform (ie in the first and in the second wire mesh area), for example, approximately 95 mm.
  • the ratio of width of the groove mouth and diameter of the longitudinal bars and cross bars of the wire grid is in a value range of 1.1 to 1.5, and preferably about 1.3.
  • the longitudinal groove in the undercut region has a double groove width compared to the groove orifice.
  • the ratio of the outer cross-sectional dimensions, such as length and width or diameter, of the profile tube to its wall thickness in a value range of 10 to 25.
  • substantial deviations from the preceding sizes and proportions are possible.
  • the invention also relates to a side protection system which comprises a number of side guards for the purpose of establishing a side guard (for example on the outer edge of floor slabs in a new building).
  • a side protection system which comprises a number of side guards for the purpose of establishing a side guard (for example on the outer edge of floor slabs in a new building).
  • Such side protection systems are known in the prior art which have a plurality of railing posts with floorboards and a number of side guardrails to be hooked into hooks of the railing posts. If the length of the side protection exceeds the side guard rail length, two side guards are suspended in at least one railing post in a mutually lengthwise overlapping position, so that not the entire side guard rail length can be used.
  • the known side protection systems with their side guards, railing posts and floor panels have a large number of components, which brings a high cost in logistics and handling (assembly and disassembly) with it.
  • the invention has the object, advantageously, to further develop a side protection system of the type mentioned, so that in particular the aforementioned disadvantages of known side protection systems can be avoided as much as possible.
  • the side protection system has one or more side screens according to the invention, which may have one or more of the features described above, and that the side protection system comprises at least two floor brackets, wherein floor brackets each having a base plate and at least one, preferably two or three, holding areas for inserting each of a corner region of a side guard, each retaining area, leaving an open side of at least three side walls perpendicular to the base plate is bounded, wherein a first and a second wall are arranged parallel to each other and at a distance which is approximately equal to or slightly larger than the profile width of the frame segments, and the third wall is transverse to the first and second walls extending, and wherein the open sides of the holding portions in mutually different lateral directions.
  • the side guards according to the invention may have such a rigidity that it is sufficient for the establishment of a stable side protection to insert these each in the region of one of its lower corners in a quasi one slot forming holding area of a respective ground support.
  • the required in conventional side protection systems combination railing post and bottom plate is inventively replaced by floor brackets with one or more holding areas.
  • the number of component types of three (side guards, railing posts, floor slab) is reduced to two types of components (side guards and ground support), which provides logistics and handling benefits. It is also possible to secure the side guards against digging against the floor brackets. With regard to the direction of connection of the side guards various configurations of the ground support are possible.
  • a bottom bracket may have three retaining areas each forming a slot, the open sides of two of these retaining areas facing in directions opposite to each other and the open side of the third retaining area facing in a direction perpendicular thereto.
  • the respective third wall of the three holding areas can point to a common center.
  • an approximately T-profile-like alignment of the three holding regions then results, each with an outwardly open side of the holding regions.
  • Such a ground support can optionally be used to two adjacent, in their To keep longitudinally aligned side guards and / or to keep two adjacent, in their longitudinal directions rotated by a quarter turn to each other side guard.
  • the bottom bracket has an upwardly open, preferably a circular hollow profile having, plug-in portion for insertion of a railing post, wherein the side wall of the plug-in portion forms the respective third wall of the holding areas.
  • the side protection system has one or more securing hooks for achieving a lateral positive connection between two overlapping side guards, wherein the securing hook has a wire length portion which is bent in its central region to form an eyelet and its two adjacent to the eyelet wire length sections overlap with each other in projection compared to the lesser spacing and with respect to a plane perpendicular to the eyelet cross-section projecting, extend substantially S-profile, and preferably wherein the eyelet facing away from the end of the S-like profile has a rectilinear extension.
  • the wire-length portions of the securing hook are preformed so as to resiliently abut one another in longitudinal portions which projectively overlap the eyelet, but extend transversely to the plane of the eyelet cross-section, and that the distance between the two wire-length portions in the remaining longitudinal portions is about equal to or larger than the diameter of the longitudinal bars and cross bars of the wire grid.
  • a safety hook can be used if two side guards are to be arranged overlapping each other to achieve a very specific desired side protection length. For this purpose, a side guard can be plugged into a holding area of a ground support and the second side guard on the first side guard with overlapping arrangement are held laterally with the safety hook.
  • the safety hook is used so that the one U-profile-like area of the S-like profile the outer frame of a side guard and the other Uprofilieri portion of the S-like profile of the safety hook surrounds the outer frame of the other side guard from several sides. According to the described, variable distance between the wire-length portions, the safety hook, even if it is not required for mounting, be captively hung in a wire mesh.
  • an inventive side guard 1 will be described according to a preferred embodiment.
  • This comprises a wire mesh 2, which has longitudinal bars 3 and cross bars 4.
  • Said wire mesh 2 is in the Figures 9 . 10 shown in detail.
  • longitudinal bars 3 and 4 as cross bars uniformly straight sections of galvanized steel wire are selected, which in the example has a diameter of 3.4 mm.
  • the longitudinal wires 3 extend horizontally in the position of use shown in the later figures and have a greater length compared to the transverse bars in the position of use. All longitudinal bars 3 are parallel to each other.
  • Upper wire mesh area 5 the longitudinal bars 3 from each other in pairs spaced equidistant at a first distance a.
  • the longitudinal bars 3 are also equidistant from each other in pairs, but spaced at a second distance b which is smaller than the distance a.
  • all the cross bars 4 are parallel to each other, wherein the lateral distance c in the region of the entire wire grid 2 is uniform and was chosen in the selected example in terms of size between the value of distance a and the value of distance b.
  • Fig. 10 illustrates that all the longitudinal bars 3 lie in a common first plane of the plane parallel to the plane of the drawing, while the transverse bars 4 are arranged parallel in a common second plane of the bars, the first plane of the bars being in the direction of FIG Fig.
  • FIGS. 1 to 8 It is shown that the wire mesh 2 is enclosed on all four side edges of the lattice plane by a stable outer frame 7.
  • This has in the example chosen four frame segments, of which the two comparatively longer, horizontally extending in use position frame segments are each provided with the reference numeral 8 and the two perpendicular thereto, relatively shorter frame segments each with the reference numeral 9.
  • a horizontal frame segment 8 each with a vertical frame segment 9 is screwed in the manner described in more detail, to form a circumferential stable outer frame 7. How special the FIGS.
  • FIG. 3 to 6 illustrate, the frame segments 8, 9 were formed from lengths of a profile tube.
  • a comparison of Figures 3 and 4 shows that the profile tube of the horizontal frame segments 8 and the profile tube of the vertical frame segments 9 are identical to each other, ie the same Cross section has.
  • the frame segments 8, 9 form a longitudinal groove 11 extending along their respective entire length with an undercut 12 also extending along the respective entire length.
  • the longitudinal bars 3 and the cross bars 4 are welded in the example at their intersection points in a manner not shown in detail.
  • Fig. 3 shows that the cross bars 4 extend so far into the longitudinal groove 11 of the there longitudinally extending frame segment 8 at its upper end, that the attached at its upper end uppermost longitudinal bar 3 in the undercut 12 of this longitudinal groove 11 is arranged.
  • the width x of the Nutmündung 13 is slightly larger than the diameter d of the longitudinal and transverse bars, but noticeably smaller than twice the diameter d.
  • a form fit is formed by the engaging in the undercut 12 longitudinal bar 3 with respect to the longitudinal direction of the cross bars 4, which reliably prevents the upper ends of the cross bars 4 with the local longitudinal bar 3 in the longitudinal direction of the cross bars 4 from the frame segment. 8 can be pulled out.
  • a positive connection between the wire mesh 2 and the outer frame 7 is formed in a corresponding manner.
  • Fig. 4 shows that in a corresponding manner, a secure positive connection between the wire mesh 2 and the two vertical frame segments 9 consists.
  • the horizontal longitudinal bars 3 so far with their longitudinal ends in the longitudinal grooves 11, that the two edge transverse bars 4 are each in cross section of the undercut 12, wherein the mouth width x again larger than the wire diameter d, but significantly smaller than twice d is selected.
  • the longitudinal groove 11 is bounded by a wall 14, which extends from the outer wall 15 of the profile tube, starting U-profile in the interior 16 inside.
  • FIGS. 3 and 4 show the frame segments 8 and 9 in a direction perpendicular to their respective longitudinal cross-section (reference cross-section), which corresponds to the plane of the drawing. It is clear that the groove mouth 13 in the outer wall 15 of the profile tube along one side adjacent to a said reference cross section and the plane perpendicular center plane M of the profile tube, wherein at all longitudinal grooves 11, the Nutmündung 13 and the undercut 12 on each different or ., opposite sides of the median plane M are formed. For example, are located in Fig. 3 the two Nutmündache 13 of the longitudinal groove 11 in the direction of the left side of the median plane M, while the respective undercut 12 of the two longitudinal grooves 11 are respectively on the right side of the median plane M.
  • FIG. 3 A new comparison of Figures 3 and 4 shows that the undercut 12 of the longitudinal groove 11 on frame segments 8, 9, which extend in mutually perpendicular directions, extend on mutually opposite sides of the median plane M of the outer frame 7.
  • the frame segments 8, 9 and their profile tube two mutually parallel spaced opposite flat wall portions 17 which are connected to the profile perimeter of two in cross section each arc-shaped wall portions 18.
  • the respective longitudinal groove 11 is formed starting from the respective wall region 18 pointing toward the wire mesh 2.
  • the wall portions 18 extend along an imaginary circular contour whose outer diameter is 48 mm in the example.
  • the connection of conventional scaffold couplings on the aluminum tube frame is possible, for example, to bridge gaps in the side protection with scaffolding tubes or to increase side guards.
  • trades such as façade builders, which install facade elements under difficult conditions, in combination with common scaffolding pipes and couplings offer many practical possibilities.
  • the outside distance of the two wall regions 17 is 35 mm, so that in connection with the aforementioned diameter is to be spoken of a flattened oval cross-section.
  • the wall areas 14, 17 and 18 create a circumferential or continuous border of the profile-inner cavity 16.
  • FIGS. 5 to 8 illustrate a preferred assembly of the side guard according to the invention 1.
  • the frame segments 9 along the entire height H of the side guard 1 (see. Fig. 2 ).
  • the transversely extending frame segments 8 are each inserted between the two frame segments 9, so that the length of the frame segments 8 is slightly less than the total length L of the side guard grille 1.
  • the end face 19 of the frame segments 8 is concavely curved and adapted to the convex shape of the wall portions 18.
  • the frame segments 8 have a through hole 20 into which a fitting in their diameter bolt nut 21 can be used. This has two parallel threaded holes 22.
  • the frame segments 9 at their longitudinal ends two parallel spaced through holes 23 and two aligned, relatively slightly smaller insertion holes 24 for mounting screws 25, which in the example with hexagon socket screws Cylinder head acts.
  • a preferred assembly can be carried out in such a way that first the two frame segments 8 are pushed in their longitudinal direction in the manner on the respective peripheral longitudinal bar 3, that this is within its undercut 12, and the frame segments 8 in Regarding the grid length to be centered. In a next step, the frame segments 9 can be pushed in their longitudinal direction on the edge-side transverse bars 4, that they intervene in the local undercut 12.
  • the wall portions 18 now adjoin the end faces 19, so that the screws 25 can be inserted into the bores 23, 24 and screwed into the bolt nut 21 in order to produce a fixed corner connection of a frame segment 8 with a frame segment 9.
  • the disassembly of the side guard can preferably be done in reverse order.
  • the side guard 1 has a length L of 3 m and a height H of 1.25 m and a weight of only about 16 kg and can be handled by a person alone.
  • Fig. 11 shows in perspective a storage rack 26, in which can save space to use up to twenty-five lateral guards 1 according to the invention space-saving.
  • FIGS. 12 to 14 show a bottom bracket 27 of the in the FIGS. 19 to 22 shown side protection system 28 according to the invention according to a preferred embodiment.
  • the bottom bracket 27 has a base plate 29 and in the example chosen three holding portions 30 for inserting a respective corner portion 10 of a side guard 1, each holding portion 30 is bounded leaving one open side 31 of three perpendicular to the base plate 29 side walls, each of which a first planar wall 32 and a second planar wall 33 are spaced parallel to each other and each of which a third wall 34 extends transversely to the walls 32, 33 and connects them together.
  • the clear distance m between the two walls 32, 33 is only slightly larger than that in the characters 3 .
  • the respective third wall 34 has a common central cavity 35, which has approximately circular cross-section and in which, if necessary, a railing post can be inserted. It can be seen that the three open sides 31 of the three holding regions 30 each have different lateral directions.
  • FIGS. 15 to 17 show a bottom bracket 27 according to a second preferred embodiment. This has only two holding portions 30.
  • the base plate 29 is divided into two and connected as a welded construction in a manner not shown with a connecting plate 36 perpendicular thereto. While in the FIGS. 12 to 14 shown bottom bracket by means of the base plate 29, for example. Can be clamped to a concrete floor, the bottom bracket is the FIGS. 15 to 17 for a lateral connection, for example by means of a screw connection, the connecting plate, for example.
  • To the end face of a floor slab. The dimensions of the walls 32 to 34, in particular their height perpendicular to the base plate is chosen so that a stable recording of the side guard 1 is made possible.
  • each paired through holes 37 are provided in pairs. After a side guard has been used, through the through holes 37 and located between the walls 32, 33 wire mesh 2, a securing element, for example. A security bolt can be pushed through as a lifting protection.
  • Fig. 18 shows in perspective a securing hook 38 according to a preferred embodiment, which can be found in the side protection system shown in the following figures to achieve a lateral positive connection between two overlapping side guards 1 application.
  • the safety hook 38 is made of a wire length portion 42 which is bent in its center portion 39 to an eyelet 40 and its two adjacent to the eyelet 40 wire length portions 41 with respect to the eyelet 40 lesser pitch 43 and with respect to the ⁇ senquerrough perpendicular plane projecting overlapping along a substantially S-profile-like contour.
  • the eye 40 remote from the end of the S-like profile has a straight extension 44 in the form of two parallel wire ends.
  • the wire length portions of the securing hook 38 are preformed to resiliently abut one another in longitudinal portions 45 which projectively overlap the eyelet 40, but extend transversely to the plane of the eyelet cross-section, and that the distance between the two wire length portions in FIG the respective adjacent longitudinal portions 46, 47 is approximately equal to or slightly larger than the diameter d of the longitudinal bars 3 and the cross bars 4 of the wire grid 2.
  • FIGS. 19 to 22 show a side protection system 28 according to the invention according to a preferred embodiment.
  • a concrete surface 48 of a shell is indicated along the side edges of a side protection is to be created to prevent people or objects can fall down.
  • the side guard was made by using five side guard grids 1 according to the invention, six bottom brackets 27, two railing posts 49 (not necessarily needed), securing hooks 38 and from - known per se - tensioning clamps 50 for attachment of the floor brackets 27 created on the concrete ceiling 48.
  • the fixation of the side guards 1 is presented.
  • the side protection grid 1 lying in the direction of view and the adjacent thereto were each inserted with their two lower corners in a respective bottom bracket 27, so that a rectangular orientation results.
  • the left side adjacent thereto side guard 1 is (see. Fig. 20 ) is clamped at its two frame segments 9 by means of a per se known clamp 51 on a railing post 49, which is inserted into the central receptacle each a bottom bracket 27.
  • the side guard 1 can thus be fixed in an adjustable height for temporary work on the peripheral edge of the concrete ceiling 48, for example. For applying a floor covering, while a certain side protection effect persists.
  • the left side adjacent thereto side guard is in turn inserted on both sides in a respective bottom bracket 27.
  • Fig. 21 A shows that the safety hook 38, each with one open side of the S-like profile, each surrounds one of the parallel frame segments 8 of three sides each. It goes without saying that this construction is only an example and that the side protection system according to the invention can be flexibly adapted to the most varied requirements.
  • the Figures 23 and 24 show an alternative possibility, if necessary, to fix a side guard, which is arranged between two adjacent side guards, for certain work at a desired height.
  • a side guard which is arranged between two adjacent side guards, for certain work at a desired height.
  • the two lateral or vertical Frame segments 9 of the respective side protection grille 1 are each directly clamped by means of suitable scaffold couplings 52 on adjacent vertical frame segments 9 of the adjacent side guard 1.

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
  • Bridges Or Land Bridges (AREA)

Claims (9)

  1. Grille de protection latérale (1) qui comprend au moins un grillage (2), qui présente des barres longitudinales (3) et des barres transversales (4), et un châssis extérieur (7) bordant le grillage (2), ledit châssis extérieur (7) présentant au moins quatre segments de châssis (8, 9), parmi lesquels chaque segment de châssis (8, 9) s'étend le long de respectivement une bordure du grillage (2), deux segments de châssis (8, 9) respectifs étant reliés amovibles l'un à l'autre au niveau des coins (10) du grillage (2), en particulier de manière vissée, caractérisée en ce que les segments de châssis (8, 9) sont fabriqués à partir d'un alliage d'aluminium, une rainure longitudinale (11) présentant au moins une contre-dépouille (12) est réalisée au niveau des segments de châssis (8, 9), les barres longitudinales (3), du côté de la bordure, et les barres transversales (4), du côté de la bordure, du grillage (2) s'engagent dans la contre-dépouille (12) de la rainure longitudinale (11) au niveau du segment de châssis (8, 9) qui leur est associé de fait de sa position, les segments de châssis (8, 9) sont réalisés en tant que tubes profilés et la rainure longitudinale (11) est flanquée d'une paroi (14), qui s'étend depuis la paroi extérieure (15) du tube profilé jusque dans l'intérieur (16) de celui-ci, avec un profil en U.
  2. Grille de protection latérale selon la revendication 1, caractérisée en ce que, par rapport à une section transversale de référence perpendiculaire au sens longitudinal du tube profilé, l'ouverture de la rainure (13) dans la paroi extérieure (15) du tube profilé jouxte de manière unilatérale un plan médian (M), perpendiculaire à la section transversale de référence, du tube profilé et la contre-dépouille (12) s'étend sur l'autre côté du plan médian (M).
  3. Grille de protection latérale selon l'une quelconque des revendications précédentes, caractérisée en ce que les segments de châssis (8, 9) sont fabriqués à partir d'un tube profilé homogène, la contre-dépouille (12) de la rainure longitudinale (11) au niveau des segments de châssis (8, 9), qui s'étendent dans des directions perpendiculaires les unes aux autres, s'étendant sur des côtés se faisant face du plan médian (M) du châssis extérieur (7).
  4. Grille de protection latérale selon l'une quelconque des revendications précédentes, caractérisée en ce que les barres longitudinales (3) sont agencées dans un premier plan de barre commun et les barres transversales (4) sont agencées dans un second plan de barre commun.
  5. Grille de protection latérale selon l'une quelconque des revendications précédentes, caractérisée en ce que le tube profilé présente en coupe transversale deux secteurs de paroi (17) se faisant face, espacés et parallèles l'un à l'autre, qui sont reliés en périphérie par deux secteurs de paroi (18) au moins essentiellement en forme de portion d'arc de cercle en coupe transversale, et la rainure longitudinale (11) est réalisée à partir d'un des secteurs de paroi (18) en forme de portion d'arc de cercle.
  6. Grille de protection latérale selon l'une quelconque des revendications précédentes, caractérisée en ce que, au sein d'un premier secteur de grillage (5), les barres longitudinales (3) sont espacées l'une de l'autre par paire respectivement à égale distance selon un premier intervalle (a) et, au sein d'un second secteur de grillage (6) adjacent, les barres longitudinales (3) sont espacées l'une de l'autre par paire respectivement à égale distance selon un second intervalle (b), qui est inférieur au premier intervalle (a) et ne représente en particulier qu'une fraction du premier intervalle (a).
  7. Système de protection latérale (28), caractérisé en ce que le système de protection latérale (28) présente une ou plusieurs grilles de protection latérales (1) selon l'une quelconque des revendications précédentes et le système de protection latérale (28) comprend au moins deux fixations de fond (27), lesdites fixations de fond (27) présentant respectivement une plaque de montage (29) et au moins un, en particulier deux ou trois, secteurs de retenue (30) pour l'insertion de respectivement un secteur de coin (10) d'une grille de protection latérale (1), chaque secteur de retenue (30) étant bordé, en laissant un côté ouvert (31), par au moins trois parois latérales perpendiculaires à la plaque de montage (29), parmi lesquelles une première paroi (32) et une deuxième paroi (33) sont agencées de manière parallèle l'une à l'autre et avec un intervalle (m), qui est à peu près identique ou quelque peu supérieur à la largeur de profilé (n) des segments de châssis, et la troisième paroi (34) s'étend perpendiculairement aux première et deuxième parois (32, 33), et les côtés ouverts (31) des secteurs de retenue (30) étant tournés vers des directions latérales différentes les unes des autres.
  8. Système de protection latérale selon la revendication 7, caractérisé en ce que la fixation de fond (27) présente une section d'enfichage ouverte vers le haut, en particulier présentant un profil circulaire creux, pour un enfichage d'un pilastre, la paroi latérale de la section d'enfichage formant la respectivement troisième paroi (34) des secteurs de retenue.
  9. Système de protection latérale selon l'une quelconque des revendications précédentes, caractérisé en ce que le système de protection latérale (28) présente un ou plusieurs crochets de sécurisation (38) pour l'obtention d'une fermeture latérale par complémentarité de forme entre deux grilles de protection latérales (1) se chevauchant l'une l'autre, le crochet de sécurisation (38) présentant une partie linéaire en fil métallique, qui est courbée en son secteur médian (39) pour former une boucle (40) et dont les deux parties linéaires en fil métallique (41) adjacentes à la boucle (40) s'étendent essentiellement à la manière d'un profilé en forme de S en se recouvrant l'une l'autre en projection par rapport à un plan perpendiculaire à la section transversale de la boucle et avec un intervalle intermédiaire (43) inférieur comparé à la boucle (40), et l'extrémité du profilé en forme de S qui est détournée de la boucle présentant en particulier une extension (44) rectiligne.
EP10774218.1A 2009-11-10 2010-11-08 Grille de protection latérale et système de protection latérale Active EP2499311B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102009044483A DE102009044483A1 (de) 2009-11-10 2009-11-10 Seitenschutzgitter und Seitenschutzsystem
PCT/EP2010/066986 WO2011057977A1 (fr) 2009-11-10 2010-11-08 Grille de protection latérale et système de protection latérale

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EP2499311A1 EP2499311A1 (fr) 2012-09-19
EP2499311B1 true EP2499311B1 (fr) 2013-09-11

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Publication number Priority date Publication date Assignee Title
DE102011057124A1 (de) * 2011-12-29 2013-07-04 Friedr. Ischebeck Gmbh Paneel für eine System-Deckenschalung und System-Deckenschalung
DE102011057121B4 (de) * 2011-12-29 2013-11-14 Friedr. Ischebeck Gmbh Paneel für eine System-Deckenschalung und System-Deckenschalung
EP2871303B1 (fr) * 2013-11-08 2017-02-01 Safety Solutions Jonsereds AB Système de protection de bord temporaire
GB201601315D0 (en) * 2016-01-25 2016-03-09 Brand Energy & Infrastructure Services Uk Ltd A safety screen
US11220798B2 (en) * 2019-08-23 2022-01-11 Moore Innovative Solutions LLC Stanchion
DE102020200542A1 (de) * 2020-01-17 2021-07-22 Jens Wilhelm Trägergestell für mehrere Gerüstböden
US11920354B2 (en) * 2020-11-18 2024-03-05 Rex Industrial, LLC Modular guardrail system
US11879261B1 (en) * 2022-03-14 2024-01-23 Neusch Innovations, Lp Wire mesh fencing

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Publication number Priority date Publication date Assignee Title
US3863899A (en) * 1973-08-27 1975-02-04 Richard W Werner Removable guard rail
FR2493470A1 (fr) * 1980-11-04 1982-05-07 Dessolles Roger Panneau avec cadre de protection et de renforcement
GB2268524B (en) * 1992-06-13 1996-05-29 Metalmesh Limited Improvements relating to framed panels
DE50007773D1 (de) * 2000-03-10 2004-10-21 Rudolf Ruch Ag Wasen Im Emment Modulare Abschrankung
KR100537226B1 (ko) * 2003-04-17 2005-12-16 박중석 철책
CA2472814C (fr) * 2004-06-30 2010-05-25 Andrew Anson Barriere de securite portative

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EP2499311A1 (fr) 2012-09-19
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