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WO2018188743A1 - Agencement de plafond doté d'un dispositif de retenue à libération automatique - Google Patents

Agencement de plafond doté d'un dispositif de retenue à libération automatique Download PDF

Info

Publication number
WO2018188743A1
WO2018188743A1 PCT/EP2017/058833 EP2017058833W WO2018188743A1 WO 2018188743 A1 WO2018188743 A1 WO 2018188743A1 EP 2017058833 W EP2017058833 W EP 2017058833W WO 2018188743 A1 WO2018188743 A1 WO 2018188743A1
Authority
WO
WIPO (PCT)
Prior art keywords
holding
panel
arrangement
holding device
state
Prior art date
Application number
PCT/EP2017/058833
Other languages
German (de)
English (en)
Inventor
Michael Backhaus
Original Assignee
Emka Beschlagteile Gmbh & Co. Kg
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Emka Beschlagteile Gmbh & Co. Kg filed Critical Emka Beschlagteile Gmbh & Co. Kg
Priority to PL17721054.9T priority Critical patent/PL3405621T3/pl
Priority to PCT/EP2017/058833 priority patent/WO2018188743A1/fr
Priority to EP17721054.9A priority patent/EP3405621B1/fr
Priority to ES17721054T priority patent/ES2928204T3/es
Publication of WO2018188743A1 publication Critical patent/WO2018188743A1/fr

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B9/00—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation
    • E04B9/003—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation with movable parts, e.g. pivoting panels, access doors

Definitions

  • the present invention relates to a ceiling or wall arrangement with a ceiling or wall construction having at least one opening, wherein the opening is covered by a panel, which is held in the opening covering position at least by means of at least one holding device.
  • the invention particularly relates to a ceiling arrangement in a dream space.
  • a plurality of server cabinets are juxtaposed in rows, with adjacent rows of rovers forming corridors between them. More and more frequently, these passages are enclosed with a housing for better climatic control and more efficient cooling.
  • This enclosure includes a suspended ceiling above the corridor and doors at the beginning and end of the corridor.
  • the false ceiling comprises a ceiling construction whose openings are covered by ceiling panels.
  • motors are used to move the panels.
  • the motors must be supplied with energy and the necessary monitoring and control technology is complex and expensive and must also be regularly maintained.
  • Object of the present invention is to eliminate the disadvantages described with respect to the prior art and in particular to provide a ceiling or wall arrangement with which the release of the openings can be made easier, cheaper and less expensive.
  • a kit, a use and a corresponding method should be specified.
  • the holding device comprises a holding element, which can be transferred from a holding position holding the panel in a release position releasing the panel, wherein the holding device comprises a temperature-sensitive adjusting element, which due to at least one critical temperature change automatically passes from a first state to a second state and which conditionally when exceeding a critical temperature, the transfer of the retaining element from the holding position to the release position.
  • the actuating element when a preferably predeterminable critical temperature is exceeded, triggers the movement of the holding element out of the holding position into the release position or carries it out himself.
  • the holding device could independently and independently of a higher-level control device cause the opening of the ceiling or wall construction. Since the holding devices are simple in construction, can be triggered without current and also need not be networked with each other is the installation easier and cheaper. Such a holding device is also low maintenance.
  • the ceiling or wall arrangement is realized in particular in the form of an intermediate ceiling, which is arranged below a ceiling, to which a sprinkler system is attached.
  • the assembly is configured to hold the respective panel in the covering position by a holding device in the holding position, while after the transfer of the holding device to the release position, the opening is released by the panel automatically moving away from the covering position ,
  • the panel could rest on or on the holding element of the holding device in such a way that the panel falls out of the covering position after the transferring of the holding device into the release position.
  • the panel is held on the one hand by the holding device on the ceiling or wall construction and on the other hand with at least one charnier S is attached to the ceiling or wall construction, so that the panel after transferring the holding element in the release position to a S charnierachse of Hinge swings open.
  • the panel is still attached to the ceiling or wall construction even after its automatic release of the opening and could possibly later easily swung back to its covering position.
  • this also has the advantage that the panel does not fall into the corridor covered by the ceiling arrangement.
  • the panel is biased by a biased hinge in a position releasing the opening and held by the holding member of the holding device in the covering position.
  • the panel can be biased, for example, by means of a gas spring against gravity, so that the panel is pivoted away after the transfer of the retaining element in the release position of the space limited by the arrangement.
  • the open panel does not protrude in the confined space of the arrangement, whereby a limitation of the escape routes is avoided.
  • the hinge may comprise at least a first hinge part and a second hinge part, which are coupled together to form a S-axis of articulation.
  • the hinge may be formed by at least one angle, wherein in the panel at least one hole, in particular at least one elongated hole is formed, with which the panel is placed on the free leg of the S at least one angle.
  • the holding element and the adjusting element are realized by a single component.
  • the change in state at a critical temperature would immediately mean the transfer from the hold position to the release position.
  • the arrangement would thus be designed such that the panel is released, for example, by a change in the shape or dimension of the holding element at the critical temperature.
  • the holding element and the temperature-sensitive actuating element are different components of the holding device.
  • the holding element in the release position is preferred.
  • the locking element could in this case also be formed integrally with the actuating element as a component.
  • the actuating element can be mechanically coupled to the holding element, so that the holding element is moved indirectly or directly by the adjusting element in a change in state of the adjusting element at the critical temperature in the release position.
  • the state of the actuating element changes continuously from a first state to a second state with a temperature change.
  • a continuous, in particular mechanical change can be achieved, for example, with a bimetallic component.
  • the holding device is set up such that, at a state corresponding to the critical temperature, the transfer of the holding element from the holding position to the release position is triggered.
  • a state of the actuating element changes abruptly during a temperature change exactly at the critical temperature.
  • a sudden mechanical change in particular from a first state to a second state can be achieved, for example, by a shape memory alloy as the material of the actuating element. Suitable shape memory alloys and their conditioning are well known in the art.
  • the actuator changes from its first state to its second state its shape and / or its dimensions.
  • the actuator thus has a different shape in the first state than in the second state.
  • the actuator may have a different length or width in the first state than in the second state.
  • Such a state change can take place continuously or suddenly at the critical temperature.
  • the mechanical change of the actuating element at least at the critical temperature has to Result that the transfer of the retaining element from the holding position is mechanically conditioned in the release position.
  • a further parameter of the adjusting element for example a magnetic parameter, changes, so that thereby a transfer of the retaining element from the holding position is triggered in the release position.
  • an extension of the actuating element in at least one direction of extent is shortened at least when the critical temperature is exceeded.
  • the adjusting element is formed by a wire consisting in particular of a shape memory alloy which, in particular, abruptly shorts when the critical temperature is exceeded and, due to its shortening, transfers the holding element directly from the holding position to the release position.
  • the wire is mounted with its ends in particular in a housing of the holding device and fastened with a central region on the holding element.
  • the wire is conditioned so that it has an initial length at room temperature, which shortens when the critical temperature is exceeded, for example in the range of 70 ° Celsius to an end length.
  • the holding element in the form of an armature movably mounted, in particular perpendicularly to the direction of extent of the wire, is linearly moved by the change in length of the wire, the armature being brought into its release position by the movement.
  • the anchor may be biased by a spring.
  • the holding device is preferably set up such that the critical temperature is in the range between 40 ° Celsius and 90 ° Celsius, preferably in the range between 50 ° Celsius and 80 ° Celsius. Due to the present during the fire high temperature, the actuator is heated to the extent that it exceeds the critical temperature, whereby the transfer of the retaining element from the holding position is triggered in the release position.
  • the control element is preferably reversible and, after cooling, returns to its first state.
  • the actuator may be connected to electronics. For example, a resistance of the actuating element can be measured. About this the temperature of the actuator can be estimated. When using a shape memory alloy, the resistance also changes abruptly when the critical temperature is exceeded, so that the second state of the actuating element can be reliably detected.
  • the control element thus also serves as a sensor.
  • the actuating element is connected to an electronic device which triggers a change in the state of the actuating element by energizing the actuating element.
  • the actuator reaches automatically from the first state to the second state with an increase in the room temperature, wherein in addition a state change can be brought about by energizing the control element.
  • the transfer of the holding element in the release position can thus be triggered independently of the ambient temperature of a higher-level control of the holding position in the release position.
  • the detected with the electronics change of state of a holding device triggers energization of an actuating element of another holding device.
  • a change in state of the control element of the fire closest to the arranged holding device can be detected, whereupon all the holding devices are triggered, so that the holding elements of all holding devices are brought into the release position.
  • even such panels can be released, which are a little further away from the fire.
  • a kit for a release device of a ceiling or wall arrangement comprising at least one holding device and at least one hinge, the holding device comprising a holding element which can be transferred from a holding position into a release position, wherein the holding device is a temperature-sensitive one Actuator comprises, which automatically passes from a first state to a second state due to at least one critical temperature change and which, when a critical temperature is exceeded, causes the transfer of the retaining element from the holding position to the release position.
  • the kit also includes a panel.
  • the kit may also include a biasing element, with which the panel against the S chwerkraft biased in the mounted position or can be prestressed.
  • the hinge of the kit comprises at least a first hinge part and a second hinge part, which can be coupled or coupled together to form a hinge axis.
  • the hinge may be formed by an angle, wherein in the panel at least one hole, in particular at least one elongated hole is formed, with which the panel is placed on the free leg of the angle.
  • the present invention also relates to a use of a holding device for a ceiling or wall assembly for releasing a panel, wherein the holding device comprises a holding element, which can be transferred from a holding position holding the panel in a release position releasing the panel, wherein the holding device comprises a temperature-sensitive adjusting element , which due to at least one critical temperature automatically changes from a first state to a second state and which, when a critical temperature is exceeded, causes the transfer of the holding element from the holding position into the release position.
  • the above-mentioned embodiments of the holding device of the ceiling or wall arrangement are in each case individually or jointly transferable to the holding device of the kit and the use.
  • the holding device of the kit and the use of the features of the dependent claims 4 to 9 can be developed.
  • the holding device automatically and de-energized passes from the holding position to the release position when a critical temperature is exceeded.
  • Fig. 2 a plan view of a holding device and 3 shows a detail view of a hinge with the panel swiveling up.
  • the ceiling assembly 1 shown in Figure 1 comprises two frames 8, which form an opening 2 between them.
  • the opening 2 is covered by a panel 3, which is coupled on the right side with a characterizer 7, which is connected to the frame 8.
  • the panel 3 rests on a holding element 5 of a holding device 4.
  • the holding device 4 is in the position shown in FIG. 1 in a holding position.
  • the holding device 4 comprises a housing 9 in which the holding element 5 is mounted linearly movable.
  • the holding device 4 further comprises an adjusting element 6 in the form of a wire, which is fastened with its two ends to the housing 9. In a middle region, the wire is coupled to the holding element 5.
  • the solid line shows the state of the wire at room temperature.
  • the wire consists of a shape memory alloy, whereby the wire shortens when a critical temperature is exceeded. This shortened state is shown by the dashed line.
  • the holding element 5 Since the wire is firmly connected to the holding element 5 in the middle region, the holding element 5 is drawn linearly into the housing 10 when the state of the adjusting element 6 changes, as a result of which the supporting surface for the panel 3 is displaced so that the panel 3 shown in FIG can swing up.
  • Fig. 3 is a detail view of a ceiling assembly 1 during the pivoting of the panel 3 is shown.
  • the S 7 is charnier formed by an angle 1 1, which engages with its free leg in a slot 10 in the panel 3.
  • the panel 3 In the covering position of the panel 3, the panel 3 is on the one hand on the Fig. 3, not shown holding device 4 and on the other on the angle 1 1 on. After the transfer of the holding device 4 in the release position, the panel 3 pivots and is held by the angle 1 1 the frame 8 of the ceiling assembly 1.

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Building Environments (AREA)
  • Fire Alarms (AREA)
  • Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)

Abstract

La présente invention concerne un agencement de plafond ou de paroi (1) comportant au moins une structure de plafond ou de paroi présentant une ouverture (2), ladite ouverture (2) étant recouverte au moyen d'un panneau (3) qui est maintenu dans la position de recouvrement de l'ouverture (2) au moins au moyen d'au moins un dispositif de retenue (4). Ledit agencement de plafond ou de paroi se caractérise en ce que le dispositif de retenue (4) comprend un élément de retenue (5) qui peut passer d'une position de retenue, dans laquelle le panneau (3) est maintenu, dans une position de libération, dans laquelle le panneau (3) est libéré, ledit dispositif de retenue (4) comprenant un élément de réglage (6) sensible à la température, lequel passe automatiquement d'un premier état à un second état, sous l'effet d'au moins une variation de température critique, et lequel entraîne le passage de l'élément de retenue (5) de la position de retenue à la position de libération, en cas de passage au-dessus d'une température critique.
PCT/EP2017/058833 2017-04-12 2017-04-12 Agencement de plafond doté d'un dispositif de retenue à libération automatique WO2018188743A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
PL17721054.9T PL3405621T3 (pl) 2017-04-12 2017-04-12 Układ sufitowy z wyzwalanym automatycznie urządzeniem przytrzymującym
PCT/EP2017/058833 WO2018188743A1 (fr) 2017-04-12 2017-04-12 Agencement de plafond doté d'un dispositif de retenue à libération automatique
EP17721054.9A EP3405621B1 (fr) 2017-04-12 2017-04-12 Plafond suspendu avec un dispositif de fixation à déverrouillage automatique
ES17721054T ES2928204T3 (es) 2017-04-12 2017-04-12 Conjunto de techo con un dispositivo de retención de activación automática

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2017/058833 WO2018188743A1 (fr) 2017-04-12 2017-04-12 Agencement de plafond doté d'un dispositif de retenue à libération automatique

Publications (1)

Publication Number Publication Date
WO2018188743A1 true WO2018188743A1 (fr) 2018-10-18

Family

ID=58668835

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2017/058833 WO2018188743A1 (fr) 2017-04-12 2017-04-12 Agencement de plafond doté d'un dispositif de retenue à libération automatique

Country Status (4)

Country Link
EP (1) EP3405621B1 (fr)
ES (1) ES2928204T3 (fr)
PL (1) PL3405621T3 (fr)
WO (1) WO2018188743A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5619824A (en) * 1995-06-12 1997-04-15 Steelcase, Inc. Heat releaseable ceiling support
US20030196821A1 (en) * 2002-03-06 2003-10-23 Tetsuro Kikuchi Cover assembly for a concealed sprinkler head
WO2013166708A1 (fr) * 2012-05-11 2013-11-14 Schneider Electric It Corporation Plafond à déblocage électromagnétique pour système de confinement de passage et son procédé de fonctionnement
US9103117B1 (en) * 2013-02-28 2015-08-11 Windchill Engineering, Inc. Mechanical drop-away ceiling

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5619824A (en) * 1995-06-12 1997-04-15 Steelcase, Inc. Heat releaseable ceiling support
US20030196821A1 (en) * 2002-03-06 2003-10-23 Tetsuro Kikuchi Cover assembly for a concealed sprinkler head
WO2013166708A1 (fr) * 2012-05-11 2013-11-14 Schneider Electric It Corporation Plafond à déblocage électromagnétique pour système de confinement de passage et son procédé de fonctionnement
US9103117B1 (en) * 2013-02-28 2015-08-11 Windchill Engineering, Inc. Mechanical drop-away ceiling

Also Published As

Publication number Publication date
EP3405621A1 (fr) 2018-11-28
ES2928204T3 (es) 2022-11-16
PL3405621T3 (pl) 2023-01-16
EP3405621B1 (fr) 2022-08-17

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