WO1998051870A1 - Schachtabdeckung - Google Patents
Schachtabdeckung Download PDFInfo
- Publication number
- WO1998051870A1 WO1998051870A1 PCT/EP1998/002804 EP9802804W WO9851870A1 WO 1998051870 A1 WO1998051870 A1 WO 1998051870A1 EP 9802804 W EP9802804 W EP 9802804W WO 9851870 A1 WO9851870 A1 WO 9851870A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- manhole cover
- cover according
- shaped body
- support
- region
- Prior art date
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/12—Manhole shafts; Other inspection or access chambers; Accessories therefor
Definitions
- the invention relates to a manhole cover for sewer manholes or the like, in particular provided in driving surfaces, according to the preamble of claim 1.
- Known manhole covers for sewer structures such as inlet shafts, inspection shafts or the like, provided in particular in driving surfaces, consist of a concrete ring which accommodates a cover part on the inside and which is inserted on the outside in corresponding base layers and / or pavements of the driving surface.
- High pressure loads caused by vehicle tires or the like can lead to displacements of the concrete ring from its installed position, so that disadvantageous road damage is the result.
- the invention is concerned with the problem of creating a manhole cover for sewer manholes or the like provided in particular in driving surfaces, the components of which are supported with long-term stability with little technical effort towards the driving surface and enable a long-term effective seal in the upper region of the manhole part.
- the invention solves this problem with the features of the characterizing part of claim 1.
- claims 2 to 22 With regard to further essential configurations, reference is made to claims 2 to 22.
- the manhole cover according to the invention is designed with a shaped body which has expanded support and covering contours compared to known concrete rings in such a way that pressure loads caused by vehicles are absorbed in the region of the sewer manhole and damage caused by vertical and / or horizontal displacements of the components is avoided.
- the upper ring region of the molded body which extends in the plane of the driving surface, is minimized in such a way that it only offers a small pressure application surface.
- the extended support contour of the molded body on the outer circumference on the bottom is integrated into the roadway structure, so that an annular rim area forming a wide wing is effective and with it both sagging and displacements of the components are avoided and unwanted widening in the upper joint area is largely excluded.
- the outside support contour of the molded body engages under the pavement, which is the upper surface on the driving surface, for example an asphalt layer or the like , so that additional support is achieved in this endangered wing area " near the shaft component.
- the molded body In the area of its passage opening, the molded body is designed with the profile attachment part in such a way that it can be inserted telescopically into the interior of the chess part and thus enables a height-variable plug connection.
- respective elastic sealing rings are provided as direct support between the nested regions, so that the components can absorb even slight displacements without overloading in the vertically and horizontally flexible installation position, and the shaft cover has fluid-tight connection areas as a whole.
- the molded body can be produced in a largely arbitrary design with an insert part cast into the concrete, for example made of metal, plastic and / or in the form of a rubber body, as a composite casting, so that a quick adaptation to customer-specific different manhole covers is possible with little technical effort.
- an insert part cast into the concrete for example made of metal, plastic and / or in the form of a rubber body, as a composite casting, so that a quick adaptation to customer-specific different manhole covers is possible with little technical effort.
- different strength requirements can be met in such a way that the extended profile attachment part in the area of the passage opening and the supporting contour of the molded body is adapted to high loads and the components of the manhole cover have a high long-term stability overall.
- FIG. 1 is a cross-sectional view of the molded body according to the invention as a single part in a first embodiment
- FIG. 4 shows a cross-sectional representation of the molded body in a two-part design with a pipe socket forming the passage opening
- FIG. 5 shows a cross-sectional view of the molded body in the installed position in a driving surface in a two-part design similar to FIG. 4,
- FIG. 12 is an enlarged sectional view of a connection area of the assembly assembly with a sealing ring, Fig. 13 to
- FIG. 23 is a plan view of the manhole cover according to a section line XXIII - XXIII in FIG. 24 with holding members fixing the tubular part to the shaped body,
- 26 shows respective sectional representations of the manhole cover according to a line XXIV-XXIV in FIG. 23,
- connection area of the molded body and the tubular part is an enlarged detail view of the connection area of the molded body and the tubular part
- FIG. 28 shows a cross-sectional illustration similar to FIG. 24 with the manhole cover in the region of a dome manhole with tube part and seal,
- FIG. 29 is an enlarged detail view of the connection of the shaped body and the tubular part according to FIG. 28, and Fig. 30 to
- FIG. 33 shows respective sectional representations of seals in the support region of the tubular part on the shaft part, similar to FIG. 29.
- FIG. 1 shows a shaped body, generally designated 1 and provided as an annular concrete part, for a manhole cover 2 illustrated in principle in FIG. 5, the cover part 5 of which closes a passage opening 3 above a manhole part 4 that runs vertically toward a driving surface 8.
- the cover part 5 is fixed in the molded body 1 via an upper support edge 6 and at the same time the passage opening 3 of the molded body 1 comprises an upper region 7 of the shaft part 4 in the manner of a plug connection.
- the molded body 1 according to the invention is provided with a profile attachment part 9 which widens the area of the passage opening 3, and on the outer circumference the molded body 1 has a support contour 10 which is expanded at the bottom (FIG. 1).
- the molded body 1 in the area of the profile attachment part 9 has a tube part 13 which delimits the passage opening 3 on the one hand and on the other hand forms an annular gap 12, with which an installation position which is variable in height in the manner of a telescopic connection (FIG. 2) is achieved when the individual parts are assembled.
- the tubular part 13 is made in one piece with the respective molded body 1 and in the further embodiments shown in FIGS. 4 to 13 the pipe part is formed by a pipe socket 13 'forming an individual part with an upper support ring 14 which can be suspended, for example, in the upper region of the passage opening 3 of the molded body 1 on the support edge 6 (FIG. 4).
- FIGS. 4 and 5 show a first embodiment of a multi-part design of the molded body 1 forming the manhole cover 2, wherein after its positioning in the installed position the pipe socket 13 'can be inserted as an individual part into the connection position shown and thus the assembly of the manhole cover 2 is simplified overall.
- the manhole cover 2 each show further multi-part embodiments of the manhole cover 2, the molded body 1 being connected to the pipe socket 13 'via an intermediate ring 15 which has a Z-shaped cross section and which is adapted via variable dimensions of its support legs 17, 17' to different shaft parts 4.
- the intermediate ring 15 can be made of metal, e.g. Cast iron, consist or be molded from plastic.
- the molded body 1 is divided into a further intermediate ring 16 above its supporting contour 10, so that the manhole cover 2 has four components which, in particular when large manhole covers with small individual weights are installed, enable easy handling.
- 10 shows a further multi-part embodiment of the shaped body 1, a bottom-side support ring plate 17, which undersides the shaped body 1 on the lower outer edge of the support contour 10. engages and thus enables an advantageous enlargement of the support surface.
- the pipe socket 13 ' is provided in the region of its support ring 14 with an extension 18 which lies directly on the top of the molded body 1.
- the pipe socket 13 ' can be made of concrete or made of metal, such as gray cast iron.
- the embodiment of the molded body 1 according to FIG. 9 shows its construction as a composite casting, an insert part E forming an upper cover 20 being cast into a concrete structure 19 such that the molded body 1 has an upper edge protection level with the running surface 8.
- the composite casting of the molded body 1 according to FIG. 11 shows a further embodiment of the manhole cover 2, the inner pipe socket 13 'in the supporting position resting on an annular plate 21 connected to a cover part 20' as an insert part E, and this in turn via an outer ring body 22 on the bottom side is supported.
- the molded body 1 is shaped similar to FIG. 2, with a cast-in metal ring 20 ′′ forming the insert part E as edge protection in the vicinity of the upper support edge 6.
- FIGS. 14 to 18 show further combinations of insert parts E, in particular formed from metal parts, in the connecting position with the concrete structure.
- Insert part E is provided as a semifinished metal product which connects the cover part 20 'via a web part 23 to the tube part 13''.
- the tubular part 13 ′′ consists of a semifinished metal product 25 which is cast in one piece with the molded body 1 in the area of a support profile 24 and on the top of this molded body 1 the cover part 20 ′ is also anchored via support profiles 24 ′.
- the tube part 13 is provided in its lower end region with a stabilizing metal attachment part 25.
- the molded body 1 is designed in a practical embodiment as a hollow cylinder body defining a central longitudinal plane M. It is also conceivable to design the circumferential contour of a polygon or to provide a supporting contour 10 'in an asymmetrical shape (M 1 ; FIG. 15), which extends only over a partial area of the circumferential contour.
- FIGS. 17 and 18 show a largely shortened tube part 13 similar to FIG. 1, wherein the respective molded bodies 1 have insert parts E, which above the respective support contour 10 toward the top of the molded body 2 with different anchoring means 27 have metal cover parts 28 are provided.
- 19 to 22 show the molded body 1, each with an essentially identical cross-sectional contour, the molded body 1 shown in different support heights H, H 'illustrating the telescopic effect of the tubular parts 13 during installation.
- a respective adapter part 4 ′ designed as a reducer for the shaft diameter D is provided, which seals the respective sealing areas 32 ′′ and 33 ′.
- 19 and 20 can be provided in the form of a shaft cone.
- these assembly components are provided in their connection regions formed in the installed position with support parts 31 (FIG. 3) which act as sealing rings 30 and which are made, for example, of rubber or Metal exist and can also be molded into the cast concrete in the manner of the composite casting.
- support parts 31 FIG. 3
- the tube part 13 or the pipe socket 13 ', 13' ' are provided in an advantageous embodiment on the outer surface facing the annular gap 12 with a first sealing ring part 32 which cooperates with a second sealing ring part 33 provided on the inside of the support contour 10 so that the Annular gap 12 is closed in a fluid-tight manner both towards the passage opening 3 against a liquid outlet and towards the surroundings against a liquid inlet.
- the design of the pipe lugs 13 and 13 ' enables centering of the molded body 1 in its installed position and, at the same time, component tolerances of chess part 4 and / or molded body 12 can be compensated for in the region of the annular gap 12 in such a way that a secure sealing of the parts is achieved.
- the support lug 10 On its inside directed towards the passage opening 3, the support lug 10 has a bevel S, so that even in the event of extreme displacements and / or inclined positions of the shaped body 1 sharp-edged system with notch effect on the shaft part 4 avoided and its damage is largely excluded.
- the rubber sealing ring 30 is illustrated in an enlarged detail in FIG. 12, the associated wall 34 having a ring shoulder 35, so that its pressure effect on the sealing ring 30 causes a fluid-tight, annular contact of the components.
- FIG. 5 illustrates the supporting effect of the support contour 10 in the area of a support shoulder 37, which can absorb pressure forces acting on the driving surface 8 (arrow F) via an intermediate layer 38 in such a way that road damage is avoided.
- FIG. 23 to 33 illustrate the multi-part design of the manhole cover in a further embodiment, a tube part 113 or 113 '(FIG. 28), which has different depths T, T' (similar to FIG . 21, 22) can engage in the shaft part 104, 104 '(FIGS. 25, 26).
- the installation position of the manhole cover 1 can be adapted to the height of the usable area in the area of the adjacent, already produced driving surface 8 with little effort and with simplified installation.
- the pipe part 113 is provided with an upper-side support ring surface 114 which, in a preassembled position of the components, with the Shaped body 1 can be permanently connected via an adhesive connection K (Fig. 25).
- a plurality of screw connections 115 are provided as a releasable connection of the components, wherein respective rails 116 (FIG. 23) having a U-profile have a threaded sleeve over their legs 117, 118 narrowing downward in the opening slot 119 (Fig. 27) longitudinally displaceable in the longitudinal direction of the rail 116.
- the bracing of the components is produced by means of screws 120 penetrating an elongated hole 121 in the support ring surface 114.
- the screw connection can be made in the area of an elongated hole 121, in the area of which a precisely fitting rotation of the components is possible during assembly.
- the U-shaped rails 116 are expediently cast into the molded body 1 during its manufacture (FIG. 27) and a fluid-tight connection of the molded body 1 to the tube part 113 is produced via a sealing ring 122 inserted before the screw connection.
- This connection construction enables, for example also by a horizontal displacement of the parts, an adaptation of the molded body 1 to the laying plane of the paving 8.
- the pipe part 113, 113 ' consists of glass fiber reinforced plastic (GRP) into which the connection openings, for example the slots 121, are assigned Passage openings for the screws 120 are already formed during manufacture.
- the shaft part 104 can also be designed as a plastic tube made of HD-PE. The shaft cover is thus with sufficient stability in the area of the plug connection of the pipe part 113, 113 'and the shaft part 104,104 'can be manufactured with less weight in a cheaper version.
- the exemplary embodiment according to FIGS. 28 to 33 shows a shaft part 10 'which is provided as a dome shaft above a tank 123 and consists of a metal tube. It is also conceivable to provide such a construction of the shaft construction in the case of an electrical shaft, a pump shaft, a distribution shaft or the like.
- the tube part 113 ' is provided in the area of its outer circumferential surface with a profile 124 in which a sealing ring 125 is fixed in such a way that its lip part 126 has a vertical insertion (arrow E, FIG. 28) of the tube part 113' into the shaft part 104 ' forms a fluid-tight connection.
- FIGS. 30 to 33 show respective cutout representations of several embodiments of the profiling 124, to which the sealing ring 125 is fixed in each case.
- an anchor part 127 is also provided on the outside of the shaft part 104 ', by means of which an additional support for the shaft part 104' to the surrounding cover layer is formed.
- the molded body 1 with the adjacent pipe part 113, 113 ' is so supported to the surrounding soil layer 130 or respective layers of lean concrete 131, gravel 132, split 133 and / or sand 134 that the compressive forces (F) are absorbed therein.
- the layers of the bottom layer 130 can advantageously be compressed up to its upper edge region when the shaft part 104, 104 'is installed, so that after the tube part 113, 113' has been pushed in, this connection is free from pressure loads.
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- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Environmental & Geological Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Sewage (AREA)
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
- Flexible Shafts (AREA)
- Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
Abstract
Description
Claims
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT98928253T ATE223539T1 (de) | 1997-05-15 | 1998-05-13 | Schachtabdeckung |
HU0002933A HU222068B1 (hu) | 1997-05-15 | 1998-05-13 | Aknafedél |
EP98928253A EP0981674B1 (de) | 1997-05-15 | 1998-05-13 | Schachtabdeckung |
PL98337005A PL189867B1 (pl) | 1997-05-15 | 1998-05-13 | Właz szybu |
SI9830258T SI0981674T1 (en) | 1997-05-15 | 1998-05-13 | Manhole cover |
DE59805421T DE59805421D1 (de) | 1997-05-15 | 1998-05-13 | Schachtabdeckung |
AU80167/98A AU8016798A (en) | 1997-05-15 | 1998-05-13 | Manhole cover |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE29708650.2 | 1997-05-15 | ||
DE29708650U DE29708650U1 (de) | 1997-05-15 | 1997-05-15 | Schachtabdeckung |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1998051870A1 true WO1998051870A1 (de) | 1998-11-19 |
Family
ID=8040390
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP1998/002804 WO1998051870A1 (de) | 1997-05-15 | 1998-05-13 | Schachtabdeckung |
Country Status (9)
Country | Link |
---|---|
EP (1) | EP0981674B1 (de) |
AT (1) | ATE223539T1 (de) |
AU (1) | AU8016798A (de) |
CZ (1) | CZ297447B6 (de) |
DE (2) | DE29708650U1 (de) |
ES (1) | ES2182326T3 (de) |
HU (1) | HU222068B1 (de) |
PL (1) | PL189867B1 (de) |
WO (1) | WO1998051870A1 (de) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2001083892A1 (de) * | 2000-04-25 | 2001-11-08 | Karl Kortmann | Schachtabdeckung für ein kanalisationsbauwerk |
KR101311544B1 (ko) * | 2011-12-26 | 2013-09-25 | 한국남부발전 주식회사 | 맨홀 커버의 높이조절장치 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE20016688U1 (de) * | 2000-09-26 | 2002-02-14 | Kortmann, Karl, 48465 Schüttorf | Schachtabdeckung für ein Kanalisationsbauwerk |
DE202015005136U1 (de) | 2015-07-17 | 2016-10-19 | Betonwerk Kwade Gmbh & Co. Kommanditgesellschaft | Schachtabdeckung für Kanalisationsschächte |
AT522390B1 (de) * | 2019-03-28 | 2022-06-15 | Benjamin Kromoser | Schachtanordnung und Stützvorrichtung einer Schachtanordnung |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL6502680A (de) * | 1965-03-03 | 1966-09-05 | ||
DE3821545A1 (de) * | 1987-08-26 | 1989-03-16 | Hilmar Floss | Schachtabdeckung fuer in verkehrsflaechen liegende schaechte |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH597441A5 (de) * | 1976-01-28 | 1978-04-14 | Alberto Corbetti | |
US4591290A (en) * | 1982-03-22 | 1986-05-27 | Everett J. Prescott, Inc. | Combination adjustable valve box adapter and replacement for broken valve boxes |
DE3229085A1 (de) * | 1982-08-04 | 1984-02-09 | Passavant-Werke AG & Co KG, 6209 Aarbergen | Bausatz fuer die erneuerung des oberen abschnitts von in verkehrsflaechen liegenden schaechten |
DE29609852U1 (de) * | 1996-06-04 | 1996-08-22 | Max Steinhart GmbH Pflaster- und Natursteinbau, 72768 Reutlingen | Auflagervorrichtung für Abdeckungen von in Verkehrsflächen liegenden Schächten |
DE29610962U1 (de) * | 1996-06-26 | 1996-08-08 | Betonwerk Kwade GmbH & Co. KG, 48465 Schüttorf | Abdeckelement, insbesondere für einen Kanalisationsschacht |
-
1997
- 1997-05-15 DE DE29708650U patent/DE29708650U1/de not_active Expired - Lifetime
-
1998
- 1998-05-13 ES ES98928253T patent/ES2182326T3/es not_active Expired - Lifetime
- 1998-05-13 AT AT98928253T patent/ATE223539T1/de active
- 1998-05-13 EP EP98928253A patent/EP0981674B1/de not_active Expired - Lifetime
- 1998-05-13 CZ CZ0403799A patent/CZ297447B6/cs not_active IP Right Cessation
- 1998-05-13 WO PCT/EP1998/002804 patent/WO1998051870A1/de active IP Right Grant
- 1998-05-13 DE DE59805421T patent/DE59805421D1/de not_active Expired - Lifetime
- 1998-05-13 PL PL98337005A patent/PL189867B1/pl not_active IP Right Cessation
- 1998-05-13 HU HU0002933A patent/HU222068B1/hu not_active IP Right Cessation
- 1998-05-13 AU AU80167/98A patent/AU8016798A/en not_active Abandoned
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL6502680A (de) * | 1965-03-03 | 1966-09-05 | ||
DE3821545A1 (de) * | 1987-08-26 | 1989-03-16 | Hilmar Floss | Schachtabdeckung fuer in verkehrsflaechen liegende schaechte |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2001083892A1 (de) * | 2000-04-25 | 2001-11-08 | Karl Kortmann | Schachtabdeckung für ein kanalisationsbauwerk |
KR101311544B1 (ko) * | 2011-12-26 | 2013-09-25 | 한국남부발전 주식회사 | 맨홀 커버의 높이조절장치 |
Also Published As
Publication number | Publication date |
---|---|
EP0981674A1 (de) | 2000-03-01 |
AU8016798A (en) | 1998-12-08 |
HUP0002933A3 (en) | 2002-01-28 |
CZ297447B6 (cs) | 2006-12-13 |
HUP0002933A2 (hu) | 2000-12-28 |
DE59805421D1 (de) | 2002-10-10 |
CZ9904037A3 (cs) | 2001-03-14 |
DE29708650U1 (de) | 1998-09-17 |
ATE223539T1 (de) | 2002-09-15 |
ES2182326T3 (es) | 2003-03-01 |
EP0981674B1 (de) | 2002-09-04 |
PL337005A1 (en) | 2000-07-31 |
HU222068B1 (hu) | 2003-04-28 |
PL189867B1 (pl) | 2005-09-30 |
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