DE102020103603B4 - Flood-resistant sectional door - Google Patents

Abstract

Sectional door with an integrated sealing device (100) to protect against flooding with a gate wing (200) divided into a plurality of sections (210, 220, 230), each section being formed by one lamella and two corresponding to the lowest lamella (210) horizontal (211, 212) and two vertical edges (213, 214) and the relevant horizontal edges of two adjacent slats adjoin each other and in the area of the two opposing edges of each slat guided rollers are attached in opposing guide rails, around the slats by means of Drive a drive device from an open state of the gate leaf (200), in which at least the majority of the slats are arranged in a horizontal position, reversibly to a closed state in which at least the majority of the slats are arranged in a vertical position, the seal Device (100) with the lowest slat (210) of the gate wing (200) has firmly connected sealing panel (250) and furthermore has a lower lower counter-pressure strip (120) firmly anchored to the floor surface of the gate entrance, the sealing panel (250) being provided with an upper counter-pressure strip (110) cooperating with the lower counter-pressure strip , characterized in that the upper counter-pressure bar (110) has two opposite lateral areas (111, 112) which are arranged at a predetermined obtuse angle to a horizontally running central area (Z) of the upper counter-pressure bar (110) near the bottom surface and with Lateral extensions (121, 122) of the lower counter-pressure strip (120), which are bent upwards at a corresponding angle and which can be anchored in the area of opposing side walls (300, 310) of the gate entrance, interact.

Description

The invention relates to a sectional door with a flood protection integrated sealing device with a gate wing divided into a plurality of sections, each section being formed by a slat corresponding to the lowest slat and having two horizontal and two vertical edges and the relevant horizontal edges two adjacent slats adjoin each other and in the area of the two opposite edges of each slat guided rollers are attached in opposite guide rails to drive the slats from an open state of the gate leaf, in which at least the majority of the slats are arranged in a horizontal position to convert reversibly into a closed state in which at least the majority of the slats are arranged in a vertical position, the sealing device having a sealing panel firmly connected to the lowermost slat of the gate leaf st and furthermore has a lower, lower counter-pressure strip firmly anchored to the floor surface of the gate entrance, the sealing panel being provided with an upper counter-pressure strip that interacts with the lower counter-pressure strip.

Sealing devices of the type mentioned at the beginning are used in the prior art in order to prevent the penetration of water, in particular in connection with flood events, into a room area separated by a sectional door. The known sealing devices, however, have the disadvantage that they are expensive to manufacture and, in particular, cannot be retrofitted to an existing sectional door.

A device of the type mentioned is from the document DE 44 24 510 A1 known.

The pamphlet US 6,484,447 B1 discloses a door seal / panel assembly having a door panel including a foam core between two exterior surfaces, the foam core defining a seal receiving opening that is closer to one of the two exterior surfaces at a first depth than at a second depth, a variable distance between the seal receiving opening and to form one of the two outer surfaces and a door seal including an anchor that has a complementary shape to the seal receiving opening and is disposed therein, the variable spacing helping to hold the door seal in place.

• - einem Barrierekörper, der einen ersten Körperteil und mindestens einen zweiten Körperteil umfasst, der relativ zum ersten Körperteil einstellbar ist, wodurch eine Einstellung der Größe der Barriere ermöglicht ist, sowie
• - einer Dichtungsvorrichtung, die zumindest teilweise entlang eines Umfangs des Barrierekörpers angeordnet ist, um einen Spalt zwischen dem Barrierekörper und dem Außenkörper abzudichten.

From the pamphlet WO 2004/106 692 A1 a barrier for sealing at least part of an opening defined in an outer body is known, the barrier being provided with

• a barrier body comprising a first body part and at least one second body part which is adjustable relative to the first body part, whereby an adjustment of the size of the barrier is made possible, as well as
• a sealing device which is arranged at least partially along a circumference of the barrier body in order to seal a gap between the barrier body and the outer body.

• - eine Schottplatte zum Abhalten von Flüssigkeit von dem Roll- und Sektionaltor,
• - ein Scharnier mit einer horizontalen Schwenkachse zur gelenkigen, hängenden Befestigung der Schottplatte an einer Lamelle des Roll- und Sektionaltors, und
• - zwei Führungsschienen zur Befestigung an einer dem Roll- oder Sektionaltor zugehörigen Laibung, welche konfiguriert sind, um die Schottplatte in eine Schließstellung zu leiten, in der die Schottplatte durch anstehende Flüssigkeit gegen eine Dichtung gedrückt wird, um anstehende Flüssigkeit zumindest von der untersten Lamelle des Roll- oder Sektionaltors abzuhalten.

The pamphlet DE 20 2018 104 314 U1 discloses a protective device for roller and sectional doors comprising:

• - a bulkhead plate to keep liquids away from the roller and sectional door,
• - A hinge with a horizontal pivot axis for the articulated, hanging attachment of the bulkhead plate to a slat of the roller and sectional door, and
• - Two guide rails for attachment to a reveal associated with the roller or sectional door, which are configured to guide the bulkhead plate into a closed position in which the bulkhead plate is pressed against a seal by the liquid in order to remove the liquid from at least the lowest slat of the Keep rolling or sectional doors.

• eine Versteifungskonstruktion zur Versteifung mindestens der untersten Segmentplatte,
• eine mit Druckmittel füllbare und expandierbare Dichtung mindestens zwischen jeweils einem Bauteil an jeder seitlichen Begrenzung der Toröffnung und mindestens der untersten Segmentplatte des Sektionaltors,
• mindestens jeweils einen druckmittelbetätigbaren Riegelbolzen, der zwischen dem an jeder seitlichen Begrenzung der Toröffnung angeordneten Bauteil und mindestens der untersten Segmentplatte wirksam ist und am jeweils einen Bauteil angeordnet und durch Druckmitteleinwirkung in eine Verriegelungsöffnung des jeweils anderen Bauteils ausfahrbar ist,
• einen Druckbehälter, der mit permanent unter Druck gehaltenem Druckmittel gefüllt ist, sowie einen bei Hochwassergefahr sich mit Starkregen- oder Überschwemmungswasser füllenden Behälter, in dem ein Schwimmer angeordnet ist, der ein Auslöseorgan betätigt, das eine Druckmittelzufuhr aus dem Druckbehälter zu der expandierbaren Dichtung und zu jedem Riegelbolzen öffnet.

The pamphlet DE 20 2016 000 343 U1 discloses a flood protection device for overhead sectional doors, which consist of articulated interconnected segment plates extending over the width of the door and each over a certain height, the flood protection device having:

• a stiffening structure to stiffen at least the lowest segment plate,
• an expandable seal that can be filled with pressure medium and between at least one component at each side boundary of the door opening and at least the lowest segment plate of the sectional door,
• at least one locking bolt that can be actuated by pressure medium, which is effective between the component located on each side boundary of the door opening and at least the lowest segment plate and is located on each component and can be extended into a locking opening of the respective other component by the action of pressure medium,
• a pressure vessel that is filled with pressure medium that is kept permanently under pressure, as well as one with the risk of flooding Heavy rain or flood water filling container in which a float is arranged, which actuates a triggering element that opens a pressure medium supply from the pressure container to the expandable seal and to each locking bolt.

From the pamphlet DE 10 2016 113 085 A1 a sectional door device is known with a gate wing divided into a plurality of sections, each section being formed by a lamella with two horizontal and two vertical edges, and the horizontal edges of two adjacent lamellas adjoin one another and in the region of the two opposite vertical edges of each slat guided rollers are mounted in opposite guide rails, and wherein the gate leaf can be reversibly transferred from an open state, in which at least the majority of the slats are arranged in a horizontal position, into a closed state, in which at least the majority of the slats in vertical position are arranged, wherein a first sealing device is provided which, in the closed state of the gate wing, a watertight pressing of a lower horizontal edge of the lowest lamella close to the floor surface against a horizontal sealing element arranged in the area of the floor surface causes, and a second sealing device is provided which, when the gate leaf is closed, effects a watertight pressing of predetermined areas near the two vertical edges of at least the lowermost lamella on the respectively assigned edge sealing elements.

1. a) die beiden Führungseinheiten U-förmige, zueinander hin geöffnete Querschnitte aufweisen und in ihrer Längsrichtung keilförmig ausgebildet sind, und
2. b) die Abdichtplatte nach unten zu gleichfalls keilförmig ausgebildet und dabei den Führungseinheiten angepasst ist, wobei
3. c) an der Abdichtplatte ein gegen die Führungseinheiten und die Schwelle anpressbares Dichtprofil vorgesehen ist, das im eingesetzten Zustand der Abdichtplatte von den Führungseinheiten gleichmäßig beaufschlagt ist, und
4. d) die Führungseinheiten durch in ihrem Querschnitt konstante U-Schienen gegeben sind, in die leibungsseitig keilförmige, sich nach unten zu gleichmäßig verbreiternde Gleitprofile von Schienenlänge eingesetzt sind, wobei
5. e) die Abdichtplatte über ihre Abmessung hinweg eine konstante Dicke und eine den Gleitprofilen angepasste Trapezform aufweist, und
6. f) die eingesetzte Abdichtplatte durch eine Anpressvorrichtung gegen die Schwelle andrückbar und in ihrer angedrückten Stellung fixierbar ist.

The document also discloses DE 196 06 362 C2 a flood barrier element for installation in a rectangular building opening, with two guide units, which can be fixed to the reveal of the building openings in a sealing manner, for a sealing plate adapted to the building opening and which can be inserted from above, wherein

1. a) the two guide units have U-shaped, mutually open cross-sections and are wedge-shaped in their longitudinal direction, and
2. b) the sealing plate is also wedge-shaped downwards and is adapted to the guide units, wherein
3. c) a sealing profile which can be pressed against the guide units and the threshold is provided on the sealing plate and is evenly acted upon by the guide units in the inserted state of the sealing plate, and
4. d) the guide units are given by U-rails of constant cross-section, into which on the soffit side wedge-shaped sliding profiles of rail length that widen evenly downward are inserted, wherein
5. e) the sealing plate has a constant thickness over its dimensions and a trapezoidal shape adapted to the sliding profiles, and
6. f) the sealing plate used can be pressed against the threshold by a pressing device and can be fixed in its pressed-on position.

The object of the invention is to create a sectional door with a sealing device which, while being simple to manufacture, reliably protects against water of any kind penetrating into the space behind the sectional door and which can be retrofitted to an existing sectional door according to the appropriate design.

For a sealing device of the type mentioned above that is integrated in a sectional door, this object is achieved according to the invention in that the upper counter-pressure bar has two opposing side areas which are arranged at a predetermined obtuse angle to a central region of the upper counter-pressure bar that runs horizontally near the bottom surface are and cooperate with lateral extensions of the lower counterpressure bar which are bent upwards at a corresponding angle and which can be anchored in the area of opposing lateral walls of the gate entrance.

Preferred embodiments of the invention are the subject matter of the subclaims, the elements of which act in the sense of a further improvement of the approach to the solution of the object on which the invention is based.

In the sectional door according to the invention, with the help of the combination of features of the characterizing part of claim 1 in conjunction with the features of its preamble, effective protection against flooding is achieved with simple means, provided this is not, as usually, higher than the upper limit of the lowest slat increases.

According to a first preferred embodiment of the retrofittable sealing device it is provided that the sealing panel covers the entire width and height of the lowermost slat of the sectional door.

The sealing panel is preferably attached in front of the outer surface of the lowermost slat of the sectional door and is preferably firmly connected to the lowermost slat of the sectional door by means of connecting screws.

In the area of the inner surface of the lowermost lamella of the sectional door or of the sealing panel, a stiffening plate can be attached through which the connecting screws are guided. The stiffening plate can furthermore be provided with a plurality of horizontally arranged struts or bulges in order to increase its stability.

According to an important preferred embodiment of the sealing device, the lower edge of the counterpressure strip is provided in the central area as well as in the two lateral areas with a self-contained elastic sealing strip which, when the door closes with a predetermined pressure against the lower counterpressure strip together with its lateral extension which is dimensioned to effect a watertight seal between the entire upper counter-pressure bar and the entire lower counter-pressure bar.

In the closed state of the entire gate leaf, the sealing strip causes a watertight pressure due to the force of the drive device of the sectional door, both of the lower horizontal edge of the lowest lamella or the sealing panel, which is close to the floor area, against the counter-pressure strip anchored in the area of the floor area, as well as a watertight pressure of the angled lateral ones Areas of the lower edge of the lowermost lamella or the sealing panel close to the floor surface to the respective associated lateral extensions of the lower counter-pressure bar.

According to a further preferred embodiment of the retrofittable sealing device, a curved transition area is provided between the two lateral areas and the central area of the counter-pressure strip, over which the sealing strip is guided.

The obtuse angle between each of the two lateral areas of the counter-pressure bar and the horizontal area of the counter-pressure bar near the bottom surface is preferably 91 ° to 130 °, in particular about 93 °, so that a respective lateral area of the counter-pressure bar is in an angular range of 1 ° to 40 ° and in particular is arranged at an angle of about 3 ° to the respective adjacent wall.

The lower counter-pressure bar is preferably firmly anchored in the floor in the entrance area of the door by means of screws.

• 1 eine bevorzugte Ausführungsform der Dichtungs-Vorrichtung in einer Ansicht von vorne;
• 2 in 1 dargestellte bevorzugte Ausführungsform der Dichtungs-Vorrichtung in einem vertikalen Querschnitt;
• 3 in 1 dargestellte bevorzugte Ausführungsform der Dichtungs-Vorrichtung in einem horizontalen Längsschnitt.

The sectional door according to the invention is explained below with reference to a preferred embodiment which is shown in the figures of the drawing. It shows:

• 1 a preferred embodiment of the sealing device in a view from the front;
• 2 in 1 illustrated preferred embodiment of the sealing device in a vertical cross section;
• 3 in 1 illustrated preferred embodiment of the sealing device in a horizontal longitudinal section.

The ones in the 1 until 3 illustrated sealing device 100 is for a sectional door with one in a plurality of sections 210 , 220 , 230 divided gate wing 200 provided, each section being formed by a lamella and corresponding to the lowermost lamella 210 two horizontal 211, 212 and two vertical edges 213 , 214 and the relevant horizontal edges of two adjacent slats adjoin each other and in the area of the two opposing edges of each slat guided rollers are mounted in opposing guide rails to move the slats from an open state of the gate leaf by means of a drive device 200 , in which at least the majority of the slats are arranged in a horizontal position, to be reversibly converted into a closed state in which at least the majority of the slats are arranged in a vertical position.

The sealing device 100 shows one with the lowest lamella 210 Sealing panel firmly attached to the gate leaf 250 and also a lower, lower counter-pressure strip firmly anchored to the floor surface of the doorway 120 on, the sealing panel 250 with an upper counter-pressure bar cooperating with the lower counter-pressure bar 110 is provided, the two opposite side areas 111 , 112 which is at a predetermined obtuse angle to a horizontal central area close to the floor surface ( Z ) of the upper counter pressure bar 110 are arranged and with lateral branches bent upwards at a corresponding angle 121 , 122 the lower counter pressure bar cooperate in the area of opposing side walls 300 , 310 the gate entrance can be anchored.

The sealing panel 250 is in front of the outer surface of the lowest lamella 210 attached to the sectional door covers the total width and height of the lowest slat 210 of the sectional door and is fixed to the bottom slat by means of connecting screws 210 of the sectional door.

In the area of the inner surface of the lowest lamella of the sectional door or the sealing panel is a stiffening plate 260 attached through which the relevant connecting screws are passed. Furthermore is the stiffening plate 260 to increase its stability with a plurality of horizontally arranged bulges 270 is provided.

The lower edge of the counter pressure bar 120 is both in the central area Z as well as in the two side areas 111 , 112 with a self-contained elastic sealing strip 280 provided that by closing the gate with a predetermined pressure against the lower counter-pressure bar 120 including their lateral runners 121 , 122 can be pressed on, which is dimensioned to provide a watertight seal between the entire upper counter-pressure bar 110 and the entire lower counter pressure bar 120 to effect.

The sealing strip 280 causes the entire gate leaf to be closed 200 a watertight pressing of both the lower horizontal edge of the lowest lamella close to the floor surface caused by the force of the drive device or by manual operation of the sectional door 210 or the sealing panel 250 to the counter pressure bar anchored in the area of the floor area 110 , 120 as well as a watertight pressure on the angled side areas 111 , 112 the lower edge 212 the lowest lamella closest to the floor surface 210 or the sealing panel 250 to the respective associated lateral runners 121 , 122 the lower counter pressure bar 120 .

Between the two side areas 111 , 112 and the central area Z the counter pressure bar 110 , 120 is a curved transition area 290 , 291 provided over which the sealing strip 280 is led.

The obtuse angle is between each of the two lateral areas 111 , 112 the counter pressure bar 110 , 120 and the horizontal area of the counter-pressure bar near the bottom surface 110 , 120 dimensioned to 93 °, so that a respective lateral area of the counter pressure bar 110 , 120 is arranged at an angle of 3 ° to the adjacent wall.

The lower counter pressure bar 120 is also firmly anchored in the ground in the entrance area of the gate by means of screws.

The exemplary embodiment of the invention explained above only serves the purpose of a better understanding of the teaching according to the invention given by the claims, which as such is not restricted by the exemplary embodiment.

List of reference symbols

100

Sealing device

110

upper counter pressure bar

111, 112

opposite lateral areas

120

lower counter pressure bar

121, 122

lateral runners

200

Gate wing

210, 220, 230

Plurality of sections

211, 212

horizontal edges

212

Lower edge of the lowest lamella

213, 214

vertical edges

215

screw

250

Sealing panel

260

Stiffening plate

270

arranged struts or bulges

280

Sealing strip

290, 291

curved transition area

300, 310

opposite side walls

Z

central area

Claims (9)

Sectional door with an integrated sealing device (100) to protect against flooding with a gate wing (200) divided into a plurality of sections (210, 220, 230), each section being formed by one lamella and two corresponding to the lowest lamella (210) horizontal (211, 212) and two vertical edges (213, 214) and the relevant horizontal edges of two adjacent slats adjoin each other and in the area of the two opposing edges of each slat guided rollers are mounted in opposing guide rails, around the slats by means of Drive a drive device from an open state of the gate leaf (200), in which at least the majority of the slats are arranged in a horizontal position, reversibly to a closed state in which at least the majority of the slats are arranged in a vertical position, the seal Device (100) with the lowest slat (210) of the gate wing (200) has firmly connected sealing panel (250) and furthermore has a lower, lower counter-pressure strip (120) firmly anchored to the floor surface of the gate entrance, wherein the Sealing panel (250) is provided with an upper counter-pressure strip (110) cooperating with the lower counter-pressure strip, characterized in that the upper counter-pressure strip (110) has two opposing lateral areas (111, 112) which are at a predetermined obtuse angle to one of the The horizontal central area (Z) of the upper counter-pressure bar (110) near the bottom surface and cooperate with lateral extensions (121, 122) of the lower counter-pressure bar (120) which are bent upwards at a corresponding angle and which in the area of opposing side walls (300, 310) of the gate entrance can be anchored. Sectional door after Claim 1 , characterized in that the sealing panel (250) covers the total width and height of the lowermost slat (210) of the sectional door. Sectional door after Claim 2 , characterized in that the sealing panel (250) is attached in front of the outer surface of the lowermost slat (210) of the sectional door. Sectional door according to one of the preceding claims, characterized in that the sealing panel (250) is firmly connected to the lowermost slat (210) of the sectional door by means of connecting screws. Sectional door after Claim 4 , characterized in that in the area of the inner surface of the lowermost lamella (210) of the sectional door or the sealing panel (250) a stiffening plate (260) is attached through which the connecting screws are guided. Sectional door after Claim 5 , characterized in that the stiffening plate (260) is provided with a plurality of horizontally arranged struts or bulges (270) in order to increase its stability. Sectional door according to one of the preceding claims, characterized in that the lower edge of the upper counter-pressure strip (110) is provided with a self-contained elastic sealing strip (280) both in the central area (Z) and in the two lateral areas (111, 112) is, which can be pressed against the lower counterpressure bar (120) including its lateral extension (121, 122) by closing the gate with a predetermined pressure, which is dimensioned to provide a watertight seal between the entire upper counterpressure bar (110) and the to effect total lower counter pressure bar (120). Sectional door after Claim 7 , characterized in that the sealing strip (280) in the closed state of the entire gate leaf (200) a watertight pressing of both the lower horizontal edge (212) of the lowest slat closest to the floor surface, caused by the force of the drive device or by manual operation with a mechanical tensioning system of the sectional door (210) or the sealing panel (250) on the counter-pressure strip (110, 120) anchored in the area of the floor surface also causes a watertight pressing of the angled lateral areas (111, 112) of the lower edge (212) of the lowest lamella near the floor surface (210) or the sealing panel (250) to the respective associated lateral extensions (121, 122) of the lower counter-pressure strip (120). Sectional door according to one of the preceding claims, characterized in that a curved transition area (290, 291) is provided between the two lateral areas (111, 112) and the central area (Z) of the upper counter-pressure bar (110), over which the Sealing strip (280) is performed.

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