EP2703576B1 - Covering device for covering the pipe entry of a drain element of a drainage system - Google Patents

Description

TECHNICAL AREA

The present invention relates to a covering device for covering the tube inlet of a drainage element of a drainage system according to the preamble of claim 1 and a drainage arrangement comprising a covering device according to the preamble of claim 11.

STATE OF THE ART

Drainage systems for surfaces, such as flat roofs, are known from the prior art. Such drainage systems include a pipe system through which the water lying on the surfaces is removed. Typically, there is a negative pressure in the pipe system, which ensures fast and safe drainage.

The applicant itself distributes such a drainage system under the name Pluvia.

From the US 3,392,844 A In addition, a covering device for gutters according to the preamble of claim 1 is known, which has an adjustable fastening element and can be accommodated in drain openings of different sizes.

PRESENTATION OF THE INVENTION

Based on this prior art, the invention has for its object, a To provide covering device for a drainage element for roof drainage systems, which overcomes the disadvantages of the prior art. In particular, the covering should be easier and preferably without the use of tools mountable.

This object is achieved by the subject matter of claim 1. Accordingly comprises a covering for covering the tube inlet of a drainage element of a drainage system a cover for covering a tube inlet, at least one passage through which water can be supplied to the tube inlet, and at least one fastening element for fixing the cover on the drainage element , In this case, the cover part has an underside oriented toward the tube inlet and an upper side arranged opposite to the underside, wherein the fastening element is arranged in the region of the upper side. The fastening element is displaceably mounted on the covering device, in particular on the covering part, wherein the fastening element can be moved from a position releasing the covering part to the outlet element into a position locking the covering element to the outlet element. Thus, the fastener is slidably in communication with the cover and can not be removed from this.

Thus, a one-piece cover device is essentially provided, which is easy to assemble. By mounting the at least one fastening element on the cover or on the cover can be prevented that the fastener is lost during assembly. Thus, the cover device can be mounted easily. The arrangement of the fastener in the top of the cover, the fastener is also easily accessible to the installer and thereby also facilitates the installation of the cover.

Preferably, the fastening element comprises a latching element, with which a latching connection between the cover device and the drainage element can be provided. Due to the latching connection, a simple assembly can be done by hand. The use of tools is thus eliminated.

The fastening element is displaceable to cover device along a pivoting movement. The at least one fastening element is therefore designed to be pivotable relative to the fixed covering device.

The Bestigungselement is mounted on the bearing device via a bearing pin which projects into an opening. Particularly preferred is the opening on the cover and the bearing pin is arranged on the fastener. The pivoting movement takes place around the mating journal / opening.

Preferably, the fastener is mounted in a guide, which is preferably a T-groove or a Schwalbenschanznut mounted on the cover, wherein the fastener is movable in this guide.

Particularly preferably, the connection is formed independently of the direction of movement between the fastening element and the covering substantially free of play, whereby the function is not impaired in the roof drainage.

Preferably, at least two fastening elements are arranged, wherein the fastening elements are distributed with respect to the tube inlet at regular intervals around the circumference of the covering device.

The locking element is preferably covered by a wall, so that the locking element is protected from environmental influences, whereby the safe disassembly even after a long time Operating time is guaranteed. The wall is preferably part of the fastener.

The fastening element, in particular the latching element, is preferably designed for receiving a holding element, which is in communication with the drainage element, wherein the holding element is preferably designed as a pin with a groove and wherein the fastening element, in particular the latching element, with said groove in the Intervention can be brought.

The latching element comprises a latching channel and a latching opening, which latching channel opens into the latching opening. The detent channel and the detent opening can be brought into engagement with the retaining element, possibly with said groove of the journal.

The cover part particularly preferably has the form of a cover hood, which has a cover, an optional side wall which adjoins the cover, and a plurality of webs which adjoin the cover or possibly the side wall. The webs are spaced from each other and form the passage for the water from outside the cover to the tube inlet of the drainage element.

Alternatively, the cover member is in the form of a plate, preferably a flat plate, the passage being provided by the spaced arrangement of the plate to the drain member.

Both cover and plate are seen with respect to the axis of the drain pipe of the drain member spaced from the tube inlet mounted so that the water can get into the tube entry well. Alternatively, the webs can protrude to the height of the tube entry.

Particularly preferably, the cover device, in particular the cover, per latching element has an opening for the passage of a holding element of the drainage element.

An arrangement comprises a drainage element for the roof drainage and a covering device according to the above description, wherein the drainage element has at least one holding element, which is designed to correspond with the at least one fastening element of the covering device. Retaining element and fastening element can be connected to each other, so that the cover can be set to the drainage element.

The drainage element preferably has a pipe socket for connection to a pipe system. The holding elements are oriented such that they extend parallel to the tube axis of the pipe socket. The drainage element can thus be placed in a longitudinal movement in the direction of the tube axis on the drainage element, which is advantageous because it does not come to a pivoting movement between drainage element and covering. The assembly is further facilitated.

When installed, the pipe socket is usually perpendicular to the roof surface and extends in the vertical from the roof surface down. During assembly and disassembly, there is no relative movement between the roof surface and covering device in the event of contact between the covering device and the roof surface, because assembly and disassembly take place along said longitudinal direction. As a result, damage to the roof can be excluded.

Preferably, the number of fasteners with the number of holding elements is the same.

Particularly preferably, the holding element is designed as a pin with a circumferential groove.

Around the pipe socket, a flange is preferably arranged, which extends perpendicular to the central axis of the pipe socket. The holding element, in particular the pin stands with the said flange in connection. Particularly preferably, the holding element protrudes substantially perpendicular to the pipe socket and the flange, so that the mounting of the cover device in the direction of the tube axis is possible.

Further embodiments are given in the dependent claims.

BRIEF DESCRIPTION OF THE DRAWINGS

Fig. 1

eine perspektivische Ansicht einer Abdeckvorrichtung zur Überdeckung des Rohreintritts eines Ablaufelementes eines Entwässerungssystem mit einem Ablaufelement nach einer Ausführungsform;

Fig. 2

eine Explosionsdarstellung der Figur 1;

Fig. 3

eine Detailansicht des Rastelementes im freigebenden Zustand der Abdeckvorrichtung nach Figur 1;

Fig. 4

eine Schnittdarstellung durch die Abdeckvorrichtung nach Figur 1;

Fig. 5

eine Ansicht der Abdeckvorrichtung nach Figur 1 im verriegelten Zustand; und

Fig. 6

eine Ansicht der Abdeckvorrichtung nach Figur 1 im freigebenden Zustand.

Preferred embodiments of the invention will be described below with reference to the drawings, which are given by way of illustration only and are not to be interpreted as limiting. In the drawings show:

Fig. 1

a perspective view of a covering device for covering the tube inlet of a drainage element of a drainage system with a drainage element according to an embodiment;

Fig. 2

an exploded view of FIG. 1 ;

Fig. 3

a detailed view of the locking element in the releasing state of the covering device according to FIG. 1 ;

Fig. 4

a sectional view through the cover after FIG. 1 ;

Fig. 5

a view of the cover after FIG. 1 in the locked state; and

Fig. 6

a view of the cover after FIG. 1 in the releasing state.

DESCRIPTION OF PREFERRED EMBODIMENTS

In the FIG. 1 An embodiment of a covering device 1 for covering the tube inlet 2 of a drainage element 3 of a drainage system for surfaces such as flat roofs, etc., is shown. The drainage system may be, for example, a vacuum drainage system.

The cover device 1 covers the tube inlet 2 of the drain element 3 to the effect that water can enter the tube inlet 2. Covering the expression is thus to be understood as meaning that the tube inlet 2 is accessible from outside the covering device 1. Due to the overlap, the pipe inlet 2 is protected by the covering device 1 with respect to the entry of undesired substances, such as roof gravel, plants from the roof greening, leaves, moss, etc.

The covering device 1 essentially comprises a covering part 4 for covering the tube inlet 2, at least one passage 5 through which water can be fed to the tube inlet 2, and at least one fastening element 6 for fixing the covering part 4 to the outlet element 3. The fastening element 6 is on the covering part 4 slidably mounted. In this case, the fastening element 6 is movable from a covering part 4 to the drain element 3 releasing in a cover part 4 to the drain element 3 locking position. The fastening element 6 is thus displaceably mounted with the cover 4 in connection, whereby the cover device can be provided as a unit. A loss of the fastener 6 during assembly can thus be avoided, which is an advantage over the known from the prior art devices.

The cover part 4 has an underside 31 oriented toward the tube inlet and an upper side 32 arranged opposite the lower side 31, wherein the fastening element 6 is arranged in the region of the upper side 32. This has the advantage that the installer can recognize the successful locking due to the position of the fasteners 6 directly.

In the FIG. 1 the fastener 6 is shown in the locking position. The covering device 1 is secured to the drainage element 3 by the fastening element 6. On the embodiment according to the FIG. 1 the two fastening elements 6 are arranged diametrically opposite each other. In other embodiments, it is conceivable to arrange a plurality or even fewer than two fastening elements 6.

In the FIG. 2 the embodiment according to the FIG. 1 shown in an exploded view.

The drainage element 3 essentially comprises a pipe stub 27 for connection to a pipe system 28 and a flange 21 attached to the pipe stub 27. The flange 21 extends completely around the pipe stub 27. The pipe socket 27 provides the pipe inlet 2 ready. The pipe socket 27 can be connected by known manner, such as a Bride 29 with the pipe system. The pipe socket 27 also defines a central axis M or tube axis, which is in the installed position in the vertical.

The fastening elements 6 comprise in the in FIG. 2 a detent element 7 shown embodiment with the locking element 7 is a latching connection between the drain element 2 and the fastener 6 can be provided. This connection is fonnschlüssig. For this locking connection is in the FIG. 2 shown embodiment per locking element 7 per a holding element 9, here a pin 10 with a groove 11, respectively. The locking element 7 engages in the groove 11 of the respective pin 10 a. This connection will be explained in more detail below. The locking connection has the advantage that it can be produced by hand without the use of a tool. Next is the Installer given a haptic feedback when snapping.

The fastening element 6 and the latching element 7 according to the FIG. 2 is displaceable to the cover 4 along a pivoting movement. The assembly process consists essentially of the step of placing the covering device 1 along the direction of the central axis M and the subsequent locking of the fastening elements 6, 7 of the cover entry fixed to the tube entry 1. The fastening elements 6, 7 are moved relative to the fixed cover device 1.

For the provision of the pivoting movement, the fastening element 6 here has a bearing journal 16, which protrudes in an opening 17 on the covering device 1, here on the cover part 4. The bearing pin 16 is designed as a latching pin and here has two locking tabs 18, which are separated by a slot 19. When mounting the fastening element 6 while the two locking tabs 18 are shifted from each other, so that they can be inserted into the opening 17. Between the fastening element 6 and the cover device 1, a latching connection between the pairing opening 17 and pin 10 is provided. Around the central axis of the pin 16, the pivoting movement is performed.

The connection between the opening 17 and bearing pin 16 is preferably formed without play. This can be achieved in different ways. In the sectional view of the FIG. 4 a possible and preferably training can be recognized. Here, the opening 17 is provided substantially as a cylinder extending from the cover member 4. The bearing journal 16 has a lateral surface 33 in the upper region. The lateral surface 33 and bearing journal 16 are dimensioned in such a way that there is essentially no play or only very little play.

Of the FIG. 2 can be well recognized that the locking element 7 is covered on the fastening element 6 with a wall 8. The wall 8 is, as well as the locking element 7, part of the fastening element 6. The cover of the locking element by the wall 8 has the advantage that the junction between the drain element 3 and the cover 1 is protected from the weather.

With reference to the FIGS. 2 to 4 Now, the connection process between the cover 4 and the drain element 3 will be explained in more detail. The drainage element 3 comprises a retaining element 9. The fastening element 6 is designed for receiving the retaining element 9. That is, the fastening element 7 is connected to the holding element 9 accordingly.

In the present embodiment, the holding element 9 is designed as a pin 10 with a groove 11 and the fastening element 6 is designed as a latching element 7. The pin 10 is attached to the drainage element 3, here on a flange 21, and extends in the direction of the central axis M of the drainage element 3. The pin 10 projects through an opening 24 in the cover 4, so that the groove 11 protrudes accordingly. The covering device 1 is pushed onto the pins 10. The locking element 7 is guided on this groove 11, wherein between the groove 11 and locking element 7, a latching connection is provided.

The latching element 7 comprises a latching channel 20, which opens into a latching opening 22. When making the connection, the locking element 7 is moved to the pin 10 until the pin 10 is located in the latching opening 20. Preferably, the cross-section of the latching channel 20 becomes smaller with decreasing distance to the latching opening 22, which allows centering of the cover device 1. Before the latching opening 22, the cross section of the latching channel 20 preferably has a dimension which is smaller than the diameter of the groove 11, so that, as soon as the pin 10 lies in the latching opening 22, it comes to a snap between latching opening 22 and pin 10 , Between the latching opening 22 and the pin 10 so a locking or snap connection is provided, which can only be canceled by increased force.

The locking element 7, as in the FIG. 4 is shown, is provided by two wall portions 25 of the fastening element 6, which portions 25 provide the actual locking contour of the locking element 7. With these two portions 25, the locking element 7 protrudes into the groove 11. As a result, the covering device 1 is fixed to the pin 10 and can not be moved along the central axis M of the pin 10.

The groove 11 is provided here by an incision in the pin 10 and bounded by two boundary surfaces 26. One of the boundary surface 26 is conical, so that when creating the latching connection, the cover 4 is positioned with respect to the tube inlet 2 to the height.

In the present embodiment, the cover 4 has the shape of a cover 12. The cover 12 comprises a cover 13, a side wall 14 and a plurality of webs 15. The side wall 14 joins the lid 13 and runs completely around the lid 13 around. The webs 15 then close to the side wall 14 and are spaced, preferably at regular intervals from each other, arranged. Between the webs 15 each have a passage 5 is provided, through which water can flow to the pipe inlet 2.

In a further embodiment, not shown, can be dispensed with the side wall 14, wherein the webs 15 then connect directly to the lid 13.

In another embodiment, also not shown, the cover 4 has the shape of a plate, preferably that of a flat plate on. Here, the passage 5 is provided by the spaced arrangement of the plate to the drain member 3.

Preferably, the cover 4 is rotationally symmetrical about a central axis M.

The fastening elements 6 preferably have tabs 30, via which the installer can actuate the fastening elements 6. Basically, the Actuation of the fasteners 6 without tools.

In the FIGS. 5 and 6 the cover device without the drainage element 3 is shown. In the FIG. 6 Both fastening elements 6 are in the releasing position, in which the covering device 1 can be mounted or dismounted to the drainage element 3. In the FIG. 5 Both fastening elements 6 are in the locking position, in which a locked connection between cover device 1 and drain element 3 can be provided.

The covering device 1 is preferably made of a plastic. Furthermore, the covering device 1 can be provided in different colors, so that it is easy to differentiate between normal sequences and emergency sequences. <B> LIST OF REFERENCES </ b> 1 covering 18 flap 2 pipe inlet 19 gap 3 drain element 20 Rest channel 4 cover 21 flange 5 passage 22 latching opening 6 fastener 23 rejuvenation 7 locking element 24 opening 8th wall 25 wall sections 9 retaining element 26 Begrenzungsflächeab 10 spigot 27 pipe socket 11 groove 28 line system 12 cover 29 Bride 13 cover 30 tabs 14 Side wall 31 bottom 15 Stege 32 top 16 pivot 33 lateral surface 17 opening

Claims (12)

1. Covering device (1) for covering the pipe entry (2) of a drain element (3) of a drainage system comprising a covering part (4) for covering a pipe entry (2), at least one passage (5) through which water can be fed to the pipe entry (2), and at least one fastening element (6) for fastening the covering part (4) on the drain element (3), wherein the fastening element (6) is mounted in a displaceable manner along a pivotal movement on the covering device (1), more particularly on the covering part (4), wherein the fastening element (6) is movable along the said pivotal movement relative to the covering device (1) from a position freeing the covering part (4) from the drain element (3) into a position locking the covering part (4) relative to the drain element (3), wherein the fastening element (6, 7) is mounted relative to the covering device (1, 4) via a bearing pin (16) which projects into an opening (17), and wherein the covering part (4) has an underneath side (31) directed towards the pipe entry, and an upper side (32) arranged opposite the underneath side (31), characterized in that the fastening element (6) is arranged in the region of the upper side (32).
2. Covering device (1) according to Claim 1, characterized in that the fastening element (6) comprises a latching element (7) with which a latching connection can be produced with the drain element (2).
3. Covering device (1) according to Claim 1 characterized in that the opening (17) is arranged on the covering part (4) and the bearing pin (16) is arranged on the fastening element (6,7).
4. Covering device (1) according to one of the preceding claims, characterized in that the connection between the fastening element (6) and the covering device (1, 4) is formed substantially free of play.
5. Covering device (1) according to one of Claims 2 to 4, characterized in that the latching element (7) on the fastening element (6) is covered by a wall (8).
6. Covering device (1) according to one of Claims 2 to 5, characterized in that the fastening element (6), more particularly the latching element (7), is designed for receiving a holding element (9) which is connected to the drain element (3), wherein the holding element (9) is preferably formed as a pin (10) with a groove (11) and wherein the fastening element (6), more particularly the latching element (7), can be brought into engagement with the said groove (11).
7. Covering device (1) according to one of Claims 2 to 6, characterized in that the latching element (7) comprises a latching channel (20) and a latching opening (22), with the latching channel (20) opening into the latching opening (22).
8. Covering device (1) according to one of the preceding claims, characterized in that the covering part (4) has the configuration of a covering hood (12) which comprises a top (13), an optional side wall (14) which adjoins the top (13), and a number of webs (15) which adjoin the top (13) or the side wall (14), wherein the webs (15) are arranged in a spaced manner relative to one another.
9. Covering device (1) according to one of Claims 1 to 7, characterized in that the covering part (1) has the configuration of a plate, preferably a flat plate, wherein the passage (5) is produced through the spaced arrangement of the plate relative to the drain element (3).
10. Covering device (1) according to one of Claims 2 to 9 characterized in that the covering device (1), more particularly the covering part (4), comprises one opening (17) per latching element (7) for the passing through of a holding element (9) of the drain element (3).
11. Arrangement comprising a drain element (3) for the roof drainage and a covering device (1) according to one of the preceding claims, characterized in that the drain element (3) has a pipe connector (27) and at least one holding element (9) connected to the pipe connector (27), wherein the holding element is designed corresponding with the fastening element (6) of the covering device (1), wherein the holding element preferably runs in the direction of the centre axis of the pipe connector (27) so that the covering device (1) can be mounted along a longitudinal movement.
12. Arrangement according to Claim 11, characterized in that the holding element (9) is designed as a pin (10) with a peripheral groove (11) and/or that the drain element (3) comprises a pipe connector (27) with a pipe entry (2) and a flange (21) surrounding the pipe connector (27), wherein the at least one holding element (9) is preferably connected to the said flange (21).

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