Classifications

• • E—FIXED CONSTRUCTIONS
  • E03—WATER SUPPLY; SEWERAGE
  • E03F—SEWERS; CESSPOOLS
  • E03F5/00—Sewerage structures
  • E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
  • E03F5/06—Gully gratings
• • E—FIXED CONSTRUCTIONS
  • E03—WATER SUPPLY; SEWERAGE
  • E03F—SEWERS; CESSPOOLS
  • E03F5/00—Sewerage structures
  • E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
  • E03F5/06—Gully gratings
  • E03F2005/063—Gully gratings with slidable or rotatable locking elements
• • E—FIXED CONSTRUCTIONS
  • E03—WATER SUPPLY; SEWERAGE
  • E03F—SEWERS; CESSPOOLS
  • E03F5/00—Sewerage structures
  • E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
  • E03F5/06—Gully gratings
  • E03F2005/065—Gully gratings with elastic locking elements

Definitions

• the present invention relates to a cover grate for a drainage channel or the like in a bottom installable hollow body, with at least two extending on an underside of the grating longitudinal webs and formed between these longitudinal webs in cover grille inlet slots, resulting from the forming on the underside of the Abdeckrostes extending transverse webs.
• the present invention relates to a method for producing a cover grate of the type mentioned above.
• Such grills are known from the prior art and are used mainly to cover gutters, floor drains, inspection shafts or similar embedded in soils hollow bodies. Preferably, they are used on an upper edge or in a formed on an upper edge of the hollow body frame. Depending on the nature of the installation site such cover grates are exposed to different levels of stress. For example, there are grids that are designed solely for use by pedestrians and those grates that can withstand heavy traffic.
• this also refers to the described training of longitudinal and transverse webs, which are intended to dissipate traffic loads acting on the cover grating in corresponding bearing surfaces.
• this also refers to the described training of longitudinal and transverse webs, which are intended to dissipate traffic loads acting on the cover grating in corresponding bearing surfaces.
• DE 24 233 05 A1 shows a cover grid made of a thin sheet with longitudinal webs and chlitze extending transversely thereto inlet.
• the longitudinal webs are designed as carrier webs that have been rolled into a closed profile. This reduces on the one hand the span of the Cover grille between the two support webs on the other can be used for grates of the same load capacity, a thinner sheet metal.
• these longitudinal webs resulting from the shaping of the inlet slots bends, which are oriented in the form of transverse webs substantially perpendicular to the longitudinal webs. These transverse webs additionally contribute to load transfer, in particular in the transverse direction.
• sheet metal grills described above have the disadvantage that despite the use of longitudinal webs, the load dissipation, especially in the transverse direction is insufficient and therefore the sheet thickness of the sheet to be used can not be further reduced.
• the above-mentioned covering grates have the disadvantage, especially with defective support conditions, that they have only a low connection rigidity.
• the object of the present invention is therefore to provide a cover grate for a drainage channel or one of the same hollow bodies, in particular a sheet metal, which can be installed in a floor, which in comparison with the prior art provides improved load transfer at least in a constant or simplified manner Has manufacturability.
• a cover grate for a drainage channel or the like in a bottom hollow body said cover grille has two formed on an underside of the grating longitudinal webs and between these longitudinal webs in cover grille inlet chlitze, resulting from the molding at the The underside of the cover grating extending transverse webs, and wherein the transverse webs each have at least one support portion or receiving extension at their end side regions, which engages in each case a complementary shaped receiving portion or receiving slot in the longitudinal web at least partially.
• the transverse webs resulting from the shaping and allocated to the inlet slots act as the primary load transfer element. Since the transverse webs intervene on the formed at their end faces support from sections in the complementary form in the longitudinal webs receiving portions, in particular traffic loads can be derived from the transverse webs safely in the longitudinal webs. Preferably, the support portions of the transverse webs to a lower web height than the longitudinal webs. In this way, sufficient lining material is provided in the longitudinal webs to allow a vertical force dissipation over the support portions of the transverse webs vertically downwards into the longitudinal webs.
• the cover grate according to the invention has the advantage that in particular a horizontal twisting of the cover grate, ie parallel to the surface of the grating, is prevented, since the support sections of the transverse webs stabilize in the longitudinal webs.
• the support sections and the receiving sections in the longitudinal webs in such a way that both a vertical and a horizontal load dissipation can take place.
• the support portion at the end face region of the transverse webs is a hinged support portion.
• Ausgeünkt means here that only a part of the end face region of the cross bar engages almost exactly in the support section on the longitudinal web, while another part, namely the folded part is present on a side wall of the longitudinal web and not on the support from cut into the longitudinal web or its recording intervenes from cut.
• the longitudinal web is fixed horizontally at least in the direction of the transverse web.
• the cross bar in its web height higher than the longitudinal bar, which in particular the load dissipation is improved, since in the here designed as Einfeldanni cross bar, the component height, especially in the central region of the cross member, the load transfer property decisively influenced.
• the support portion is formed such that it at least partially completely penetrates the longitudinal web and projects beyond an outer side of the longitudinal web, wherein it then has a Fixierfalzung or a similar fixing on the projecting support portion.
• a Fixierfalzung or a similar fixing on the projecting support portion.
• the load transfer is further improved, especially in the vertical direction.
• Fixietfalzung can also be used any other known from the prior art for fixing the protruding support portion.
• the cover grate is made of a sheet metal and beyond each longitudinal ridge integrally formed with the cover grate and in particular folded. Especially the formation of the grating from a sheet, allows the very cost-effective implementation of the aforementioned solutions according to the invention.
• the present invention further relates to a method for producing a covering grate, in particular for a drainage channel or a similar hollow body can be installed in a floor of a sheet metal strip, comprising the following steps: forming at least one inlet slot between two parallel edge regions of the metal strip, forming at least one of an underside of the sheet protruding, parallel to the inlet chlitz extending, in particular beveled transverse web, each having at least one support portion or receiving extension on the end face region; Forming, in particular punching out of receiving portions or receiving slots in the two edge regions of the metal strip complementary to the support from cut off the crosspiece and in an axis with the transverse web; Unrolling from the receiving portions having longitudinal webs from the edge regions such that the support portions of the transverse webs at least partially engage in the complementary receiving portions of the longitudinal webs.
• the inventive method guarantees the very simple and cost-effective production of a cover grate with particularly good load transfer properties.
• the edge regions are folded down several times, so that in addition to the longitudinal webs also Auflager Schemee arise for placing the cover grid on a storage area of the drainage channel.
• the drainage slots and the associated transverse webs of the support is cut off on each end face of the crosspiece as a hinged support formed from cut.
• fixation of the longitudinal web at least partially completely penetrating and projecting beyond an outer side of the longitudinal web support from the section by means of a Fixierfalzung or a similar fixing is in accordance with the previously described accordingly trained cover grating with respect to the method described herein reference.
• Figure 1 is an isometric view of a first embodiment of the invention Abdeckrostes obliquely from above.
• Fig. 2 is an isometric view of the embodiment of Fig. 1 obliquely from below;
• Fig. 3 is a side view of the embodiment of Fig. 1;
• FIG. 4 shows a detailed partial section of a further embodiment of the covering grate according to the invention.
• FIG. 5 shows a detailed partial section of a further embodiment of the covering grate according to the invention.
• Fig. 6 to 8 is an illustration of the manufacturing method of the invention Abdeckrostes in an embodiment according to Figure 4, and
• Figures 1 and 2 each show an isometric view of a first embodiment of the invention Abdeckrostes 1.
• the cover grid shown here is folded from a sheet 32 and has integrally formed with the cover grating 1 longitudinal webs 4.
• the longitudinal webs 4 have been folded several times from a sheet, so that additionally support areas 10 have formed, which serve a laying of the cover grating 1 on a drainage channel (not shown).
• the cover grate 1 also has a plurality of inlet slots 8, which can serve in particular the discharge of surface water, etc. Basically, it should be mentioned here that under the name inlet chlitz almost every inlet opening is understood, which extend substantially between the two longitudinal webs 4 of the cover grating 1.
• the inlet slots 8 are here formed by punching and molding of the sheet 32 and each have two transverse webs 6, each parallel to the inlet slots 8 on a bottom 3 of the cover grating 1.
• the inlet slots were formed by an incision 34 of the sheet 32 in the region of the transverse webs 4 and a subsequent bending in the direction of the bottom 3.
• the inflow slots are formed with transverse webs.
• the longitudinal webs 4 have in one axis with the transverse webs 6 receiving portions 9 which are so complementary to cut on end faces 7 of the transverse webs 6 support from 12 are formed, that they can engage in the receiving portions 9. In this way, a load transfer via the transverse webs 6 in the longitudinal webs 4 safely and effectively possible.
• the intervention of the support sections 12 also allows a force to be introduced into (with respect to the covering grate 1) horizontal direction, from the transverse webs 6 in the longitudinal webs 4 and vice versa, resulting in a particularly rigid cover grating 1. It is clearly visible here, in particular in conjunction with FIG. 3, that due to the incision 34 in the production of the inlet slots 8, a complete reception of the support sections 12 within the receiving sections 9 can take place.
• the support portions 12 penetrate the longitudinal webs 4 such that they protrude beyond an outer side 18 of the longitudinal web 4.
• These protruding support portions 11 can now be provided with a Fixierfalzung (not shown) to prevent, for example, a sliding apart of support portion 12 and receiving portion 9.
• a locking element 36 which is also integrally formed from the sheet 32 and here on the longitudinal web 4, and the locking of the Abdeckrostes 1 in a corresponding locking receptacle (not shown) of a drainage channel (not shown) is used.
• FIGS 4 and 5 show two further embodiments of the invention Abdeckrostes 1 in a partial section, in which case a special attention to the execution of the support portion 12 on the transverse web 6 and the complementarily shaped Receiving portion 9 is directed to the longitudinal web 4.
• the cover grating 1 is superimposed on a support region 10 formed by a double fold on a drainage channel 20 or on a storage region 21 formed on the drainage channel 20.
• each cover grate 1 again transverse webs 4, which are here in contact with a substantially vertical bearing surface 22 and thus allow horizontal fixing of the cover grating 1.
• Fig. 4 shows an embodiment in which the receiving portion 9 is formed on the longitudinal web 4 corresponding to a height h Q of the transverse web 6, so that the cross bar 6 engages over its entire web height h Q in the receiving portion 9.
• the longitudinal web 4 is slightly angled to the vertical arranged in this imple mentation, so that only a small part of the support portion 12 protrudes from the outer side 18 of the longitudinal web 4.
• This projecting support portion 11 can now, as already described in the embodiment described above, provided with a Fixierfalz 15, a weld or a similar fixing and fixed to the longitudinal web.
• the crosspiece 6 has a hinged support from cut 12, which engages in a complementary shaped receiving portion 9 on the cross member 4.
• the crosspiece height h Q of the entire crossbar 6 is here so greater than the height h F of the support portion 12.
• the depressed region 13 is located on an inner side 16 of the longitudinal web 4, so that in particular a horizontal force from the transverse web 6 in the longitudinal web 4 is transferable.
• sufficient material is available to ensure a vertical force transmission from the cross bar 6 via the support section 9 in the longitudinal web 4.
• FIGS. 6 to 8 show different stages in the production process of the covering grate 1 according to the invention.
• a sheet metal strip 32 is shown, in which already inlet slots 8 were formed. Due to the molding 8 transverse webs 6 have formed on both sides of the inlet slots, which protrude from the bottom 3 of the metal strip 32. In an axis with these transverse webs 6 receiving portions 9 are formed, which in their dimensions complementary to end face regions 7 and formed on the end face regions 7 of the transverse webs 6 support from cut 12 (see Figures 3 and 4) are formed. These receiving portions 9 extend in edge regions 30 of the sheet 32nd In Fig. 7, these, the receiving portions 9 having Randbeieiche 30 are folded in the direction of a bottom 3 of the plate 32. In a further working step, which is shown in FIG. 8, the longitudinal webs 4 have now been formed in an opposite fold, which now run essentially orthogonal to likewise formed bearing regions 10. In this last folding preferably occur simultaneously with the folding of the longitudinal webs 4, the support from sections 12 in contact with the receiving portions. 9
• FIGS. 9 to 13 show five further embodiments of the cover grating according to the invention, each in a partial cross section.
• FIG. 9 shows an embodiment in which the cover grating 1 has a support area 10 which is changed in comparison with the preceding exemplary embodiments.
• the support area 10 is formed here by the longitudinal web 4 of the Abdeckrostes 1, said longitudinal web 4 forms by multiple folding a hollow profile, which can then be inserted into or on a corresponding bearing surface 21 of the drainage channel 20.
• the drainage channel 20 here has a frame-like bearing area 21, to which a vertical bearing surface 22 is integrally connected. These two bearing surfaces or regions 21, 22 oriented essentially orthogonally to one another secure the position of the covering grate 1 as soon as it has been placed on the drainage channel 20 or inserted into it.
• a receiving portion 9 is again formed in this embodiment, in which engages a formed on the transverse web 6 of the Abdeckrostes 1 support portion 12.
• the receiving portion 9 and the support portion 12 are formed so that the support portion 12 completely penetrates a portion of the transverse web 6 via the receiving portion 9, so that it forms a protruding support section 11.
• This protruding support from section 11 can then, as already described in the preceding embodiments, by means of a Fixierfalzung (not shown or a similar fixation) against being pulled out of the receiving portion 9 are locked.
• FIG. 10 shows an embodiment similar to FIG. 9, in which again the longitudinal web 4 is embodied as a multiply folded flat profile, which essentially forms a hollow profile that can be placed on the bearing region 21, 22 illustrated in FIG. 9.
• the cross bar 6 with a Deflection 13 provided so that this support from section 12 has a lower component height h f than the cross bar 6 with its component height h Q.
• the receiving portion 9 is formed in this embodiment complementary to the support portion 12, so that the support portion 12 penetrates the longitudinal web 4 in the region of the receiving portion 9 so that it penetrates the longitudinal web 4 in the form of a protruding support portion 11.
• 11 to 13 show three further embodiments of the invention Abdeckrostes 1, wherein here the longitudinal web 4 is bent to form the Auflager Societyes 10 L-shaped.
• 11 and 12 each show different crosspiece designs, with a different number of deflections 13, 13 'of the cross bar 6 and correspondingly complementary executed receiving sections 9.
• In the embodiments penetrates the support portion 12 of the transverse web 6 the longitudinal web 4 in the region of the receiving portion 9 such that it forms a projecting support portion 11, which then, as already mentioned several times by means of a Fixierfalzung (not shown) can be provided.
• FIG. 13 shows an exemplary embodiment in which the support section 12 of the transverse web 6 is designed without a deflection and engages in a receiving section 9 formed by the L-shaped fold of the longitudinal web 4.
• the longitudinal web 4 at its free end 4 'with corresponding recesses serving as receiving portions 9, which are complementary to the support from cut 12 of the transverse web 6 executed.

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• Health & Medical Sciences (AREA)
• Life Sciences & Earth Sciences (AREA)
• Engineering & Computer Science (AREA)
• Hydrology & Water Resources (AREA)
• Public Health (AREA)
• Water Supply & Treatment (AREA)
• Sewage (AREA)
• Surgical Instruments (AREA)
• External Artificial Organs (AREA)
• Dental Preparations (AREA)
• Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
• Steroid Compounds (AREA)

Priority Applications (1)

Applications Claiming Priority (2)

Publications (2)

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Family Applications (1)

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Family Cites Families (14)

• 2006
  • 2006-10-30 DE DE102006051160A patent/DE102006051160A1/de not_active Withdrawn
• 2007
  • 2007-03-05 US US12/447,962 patent/US7931421B2/en active Active
  • 2007-03-05 WO PCT/EP2007/001874 patent/WO2008052599A1/fr active Application Filing
  • 2007-03-05 PL PL07711784T patent/PL2084339T3/pl unknown
  • 2007-03-05 PT PT07711784T patent/PT2084339E/pt unknown
  • 2007-03-05 ES ES07711784T patent/ES2376122T3/es active Active
  • 2007-03-05 AT AT07711784T patent/ATE538260T1/de active
  • 2007-03-05 DK DK07711784.4T patent/DK2084339T3/da active
  • 2007-03-05 EP EP07711784A patent/EP2084339B1/fr active Active
  • 2007-03-05 CN CN2007800489482A patent/CN101631917B/zh active Active
• 2010
  • 2010-07-08 HK HK10106614.1A patent/HK1139995A1/xx unknown

Non-Patent Citations (1)

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