EP2055398B1 - Mobile fume hood - Google Patents

Mobile fume hood Download PDF

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Publication number
EP2055398B1
EP2055398B1 EP09151454.7A EP09151454A EP2055398B1 EP 2055398 B1 EP2055398 B1 EP 2055398B1 EP 09151454 A EP09151454 A EP 09151454A EP 2055398 B1 EP2055398 B1 EP 2055398B1
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EP
European Patent Office
Prior art keywords
fume hood
exhaust air
workspace
connection device
media
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
EP09151454.7A
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German (de)
French (fr)
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EP2055398A3 (en
EP2055398A2 (en
Inventor
Dieter Keibach
Jürgen Liebsch
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Waldner Labor und Schuleinrichtungen GmbH
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Waldner Labor und Schuleinrichtungen GmbH
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Publication of EP2055398A3 publication Critical patent/EP2055398A3/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
    • B01L9/00—Supporting devices; Holding devices
    • B01L9/02—Laboratory benches or tables; Fittings therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
    • B08B15/02—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area using chambers or hoods covering the area
    • B08B15/023—Fume cabinets or cupboards, e.g. for laboratories
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
    • B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
    • B25H1/20—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for shielding the work area

Definitions

  • the invention relates to a mobile trigger with a working space, a media connection device for supplying media to the working space and an exhaust air connection device.
  • the object underlying the invention is to provide a mobile trigger of the type mentioned, the full value, that is equivalent to a stationary standard deduction in terms of its functions, and meets the corresponding German industrial standard.
  • the trigger comprises one solved by the fact that the media connection device, which comprises a complete set of media connections for all common standard media, and the media connection device and the exhaust device are provided with flexible connecting hoses, which consist of the trigger base lead out and are provided with couplings for connection to appropriate stationary facilities.
  • the mobile trigger according to the invention thus has media connections for the media sewage, gas, water and electrical energy and an exhaust connection, which are previously provided only in stationary, fixed to the ground fume cupboards as a complete equipment.
  • connection possibilities of the mobile trigger are optionally depending on the possible where the supply device is prepared by the customer. This can be the case on the floor, on the wall or on the ceiling. Due to the flexible connection cables, the mobile trigger is still movable even when already connected, the mobility being achieved by the arrangement of rollers.
  • the mobile trigger is dimensioned and constructed so that it can be driven by normal provided in public buildings doors and thus can be used in different rooms.
  • a mobile trigger comprise a structure with a working space, the can be opened and closed via a window 11 and the media can be supplied via a media connection device 1 different media.
  • the trigger is mounted on wheels and thus movable.
  • the media connection device 1 consists at least of a complete set of media connections, which are customary with standard prints. a. for fuel gas, (propane or inert gas), water, sewage, and electrical energy. Furthermore, an exhaust air connection is provided.
  • the window 11 for opening and closing the working space is designed as a two-part sliding window, which is opened in opposite directions in the arrow direction, wherein the formation is such that the lower sliding window part is sunk down when opening down so that thereby arranged on the front panel 12 facilities for Actuating the media, in particular the valves are covered, so that when the sliding window is open, the operation of the media supply is not possible.
  • the trigger housing is formed in the lower part, for example, up to a height of 900 mm from wood, plastic and metal materials.
  • a single-pane safety glass is provided, which is, for example, 6 mm thick.
  • the front, which has the two-part counter-rotating sliding window 11 is also glazed with toughened safety glass.
  • the lower part of the sliding window 11 is provided with transverse slides, so that the working space is accessible even in the closed state of the sliding window 11 via the cross slide.
  • a storage space which is accessible on the right and left side via cross roller shutters 3.
  • the trigger housing is completely glued by means of an adhesive and positively connected with respect to certain structural components.
  • the provided on the trigger roles are partially detectable.
  • the media connection device 1 is provided with flexible hose connections, which lead out of the lower part of the trigger and can be accommodated in the storage space when they are not needed.
  • the connections can optionally lead out of the storage space on the left or right and can be connected via corresponding coupling devices to the hose connections with supplies that are provided in the room at any desired location.
  • the trigger can be equipped with all common media connections required by the user.
  • the exhaust air extraction is designed so that the exhaust air sucked in two partial streams, namely an exhaust air amount of about 30% directly above the table top 7 and about 70% of the exhaust air below the hood 4 and a through a glazed, hinged for cleaning baffle 6 pressure chamber 5 is guided behind the baffle wall and in front of the rear wall of the trigger down into a lying below the table top 7 suction chamber.
  • the exhaust air connection is made by means of flexible hoses to the provided in the room exhaust connection.
  • a support fan 2 which introduces a Zu Kunststoffstützstrahl at the front edge of the worktop over the inflow, which is designed as a hollow profile, which is generated by means of a tube fan.
  • a modified form of air discharge is provided, in turn, the suction is carried out in two partial streams above the table top 7 and below the hood 4 with a distribution of the exhaust air amount in about 30% and about 70% each of the total amount of exhaust air.
  • the sucked on the table top 7 exhaust air amount is passed through a below the table top 7 pressure chamber 14 and from there via in the side surfaces flush integrated air ducts 10 in a second located above the hood roof pressure chamber 8, in which also sucked directly below the hood 4 exhaust air volume to be led. From the pressure chamber 8, the exhaust air connection takes place by means of flexible hoses 9 either left or right through the trigger pages to the provided in the room exhaust connection.
  • the air duct is reversed, so that the exhaust air, which is sucked in above the hood 4, is guided via the pressure chamber 8 and air ducts 13 down into the pressure chamber 14, in which also sucked above the table top 7 exhaust air is performed.
  • the pressure chamber 14 is connected via corresponding hoses with the exhaust port of the room.

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  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Clinical Laboratory Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Ventilation (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Window Of Vehicle (AREA)
  • Optical Communication System (AREA)
  • Outer Garments And Coats (AREA)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
  • Prevention Of Fouling (AREA)
  • Superstructure Of Vehicle (AREA)
  • Processing Of Terminals (AREA)
  • Air Bags (AREA)
  • Tents Or Canopies (AREA)
  • Quick-Acting Or Multi-Walled Pipe Joints (AREA)
  • Devices For Use In Laboratory Experiments (AREA)
  • Led Devices (AREA)
  • Gyroscopes (AREA)

Abstract

Mobile vacuum cabinet has working chamber with media hoses and connectors and air aspiration connection. Media connection (1) has complete series of media connections for all standard media and has flexible connection hoses for these extending from below extraction hood and with couplings for fixed supply connections. Media connections can extend from left or right sides of cabinet. Cabinet can have roller shutter (3) for closure.

Description

Die Erfindung betrifft einen mobilen Abzug mit einem Arbeitsraum, einer Medienanschlusseinrichtung zur Medienzuführung zum Arbeitsraum und einer Abluftanschlusseinrichtung.The invention relates to a mobile trigger with a working space, a media connection device for supplying media to the working space and an exhaust air connection device.

Es sind mobile, insbesondere auf Rolltische aufgesetzte Geräte in Form von abgesaugten Kabinen bekannt, die als Medienanschlusseinrichtung lediglich mit Elektroanschlüssen versehen und hinsichtlich der Lufttechnik nicht unbedingt die Anforderungen nach DIN 12924, Teil 1 erfüllen. Sie sind somit nicht als vollwertige Abzüge anzusehen und einsetzbar.There are mobile, especially on rolling tables patched devices in the form of extracted cabins known that provided as a media connection device only with electrical connections and air technology not necessarily meet the requirements of DIN 12924, Part 1. They are therefore not to be regarded as fully fledged prints and used.

Aus "For Tomorrow's Environment" in Prospekt, 3/2000, der Labcaire Systems LTD. in Clevedon, North Somerset, BS 2162 H, England ist bereits eine Sicherheitswerkbank mit einem Arbeitsraum bekannt, die mobil ausgebildet ist. Aus "Die neue Mobilität im Labor. Mobilien W 90." in Prospekt "Laborsystem Variolab", 2/94 der Fa. Waldner D-88239 Wangen ist weiterhin eine zwischen der bauseitigen Medienversorgung und den Abzügen in einem Laborraum angeordnete Medienversorgungseinrichtung bekannt, von der flexible Leitungen zu den jeweils zu versorgenden Abzügen führen.From "For Tomorrow's Environment" in Prospectus, 3/2000, the Labcaire Systems LTD. in Clevedon, North Somerset, BS 2162 H, England is already known a safety workbench with a working space that is designed mobile. From "The New Mobility in the Laboratory, Mobilien W 90." in Prospectus "Laboratory System Variolab", 2/94 of the company. Waldner D-88239 Wangen is still a between the on-site media supply and the deductions in a laboratory room arranged media supply device known to lead from the flexible lines to the respective deductions to be supplied.

Das Dokument DE-U1-299 02130 offenbart einen Abzug gemäß dem Stand der Technik.The document DE-U1-299 02130 discloses a trigger according to the prior art.

Die der Erfindung zugrunde liegende Aufgabe besteht darin, einen mobilen Abzug der eingangs genannten Art zu schaffen, der vollwertig, das heißt hinsichtlich seiner Funktionen einem stationärem Standardabzug gleichzusetzen ist, und die entsprechende deutsche Industrienorm erfüllt.The object underlying the invention is to provide a mobile trigger of the type mentioned, the full value, that is equivalent to a stationary standard deduction in terms of its functions, and meets the corresponding German industrial standard.

Diese Aufgabe wird gelöst durch den Abzug gemäß Anspruch 1.This object is achieved by the trigger according to claim 1.

Gemäß der Erfindung umfasst der Abzug eine dadurch gelöst, dass die Medienanschlusseinrichtung, die einen kompletten Satz von Medienanschlüssen für alle bei Standardabzügen gebräuchlichen Medien umfasst und sind die Medienanschlusseinrichtung sowie die Ablufteinrichtung mit flexiblen Anschlussschläuchen versehen, die aus dem Abzugunterteil herausführen und mit Kupplungen zum Anschluss an entsprechende stationäre Einrichtungen versehen sind.According to the invention, the trigger comprises one solved by the fact that the media connection device, which comprises a complete set of media connections for all common standard media, and the media connection device and the exhaust device are provided with flexible connecting hoses, which consist of the trigger base lead out and are provided with couplings for connection to appropriate stationary facilities.

Der erfindungsgemäße mobile Abzug weist somit Medienanschlüsse für die Medien Abwasser, Gas, Wasser und elektrische Energie sowie einen Abluftanschluss auf, die bisher nur bei stationären, am Boden befestigten Abzügen als komplette Ausstattung vorgesehen sind.The mobile trigger according to the invention thus has media connections for the media sewage, gas, water and electrical energy and an exhaust connection, which are previously provided only in stationary, fixed to the ground fume cupboards as a complete equipment.

Aufgrund der Anordnung der flexiblen Anschlussleitungen, die wahlweise am Unterteil rechts und links herausgeführt werden können, sind Anschlussmöglichkeiten des mobilen Abzuges wahlweise je nach dem möglich, wo die Versorgungseinrichtung bauseitig vorbereitet ist. Das kann am Fußboden, an der Wand oder an der Decke der Fall sein. Aufgrund der flexiblen Anschlussleitungen ist der mobile Abzug auch im bereits angeschlossenen Zustand noch beweglich, wobei die Mobilität durch die Anordnung von Rollen erzielt wird.Due to the arrangement of the flexible connection cables, which can be optionally led out on the lower part right and left, connection possibilities of the mobile trigger are optionally depending on the possible where the supply device is prepared by the customer. This can be the case on the floor, on the wall or on the ceiling. Due to the flexible connection cables, the mobile trigger is still movable even when already connected, the mobility being achieved by the arrangement of rollers.

Vorzugsweise ist der mobile Abzug so dimensioniert und aufgebaut, dass er durch normale in öffentlichen Gebäuden vorgesehene Türen gefahren werden kann und somit in verschiedenen Räumen nutzbar ist.Preferably, the mobile trigger is dimensioned and constructed so that it can be driven by normal provided in public buildings doors and thus can be used in different rooms.

Im Folgenden werden anhand der zugehörigen Zeichnungen besonders bevorzugte Ausführungsbeispiele des erfindungsgemäßen Abzuges näher beschrieben. Es zeigen

  • Fig. 1 in einer perspektivischen Ansicht ein erstes Ausführungsbeispiel,
  • Fig. 2 in einer perspektivischen Ansicht ein zweites Ausführungsbeispiel und
  • Fig. 3 in einer perspektivischen Ansicht ein drittes Ausführungsbeispiel.
In the following, particularly preferred embodiments of the trigger according to the invention will be described in detail with reference to the accompanying drawings. Show it
  • Fig. 1 in a perspective view of a first embodiment,
  • Fig. 2 in a perspective view, a second embodiment and
  • Fig. 3 in a perspective view, a third embodiment.

Die in den Zeichnungen dargestellten Ausführungsbeispiele eines mobilen Abzuges umfassen einen Aufbau mit einem Arbeitsraum, der über ein Fenster 11 geöffnet und geschlossen werden kann und dem über eine Medienanschlusseinrichtung 1 verschiedene Medien zuführbar sind.The illustrated in the drawings embodiments of a mobile trigger comprise a structure with a working space, the can be opened and closed via a window 11 and the media can be supplied via a media connection device 1 different media.

Der Abzug ist auf Rollen montiert und damit beweglich.The trigger is mounted on wheels and thus movable.

Die Medienanschlusseinrichtung 1 besteht wenigstens aus einem kompletten bei Standardabzügen üblichen Satz von Medienanschlüssen u. a. für Brenngas, (Propan oder Edelgas), Wasser, Abwasser, und elektrischer Energie. Weiterhin ist ein Abluftanschluss vorgesehen.The media connection device 1 consists at least of a complete set of media connections, which are customary with standard prints. a. for fuel gas, (propane or inert gas), water, sewage, and electrical energy. Furthermore, an exhaust air connection is provided.

Das Fenster 11 zum Öffnen und Schließen des Arbeitsraumes ist als zweiteiliges Schiebefenster ausgebildet, das gegenläufig in Pfeilrichtung geöffnet wird, wobei die Ausbildung derart ist, dass der untere Schiebefensterteil beim Öffnen soweit nach unten versenkt wird, dass dadurch die an der Frontblende 12 angeordneten Einrichtungen zum Betätigen der Medien insbesondere die Ventile überdeckt sind, so dass bei geöffnetem Schiebefenster die Betätigung der Medienzuführung nicht möglich ist. Hierdurch ergibt sich eine hohe passive Sicherheit für den Betreiber, da der Benutzer gezwungen ist, den Abzug zu schließen, um mit den Arbeitsvorgängen beispielsweise den Versuchen im Arbeitsraum zu beginnen und die Medien freizugeben.The window 11 for opening and closing the working space is designed as a two-part sliding window, which is opened in opposite directions in the arrow direction, wherein the formation is such that the lower sliding window part is sunk down when opening down so that thereby arranged on the front panel 12 facilities for Actuating the media, in particular the valves are covered, so that when the sliding window is open, the operation of the media supply is not possible. This results in a high level of passive safety for the operator, since the user is forced to close the trigger, to begin the operations, for example, the attempts in the work space and release the media.

Das Abzugsgehäuse ist im unteren Teil beispielsweise bis auf eine Höhe von 900 mm aus Holz-, Kunststoff- und Metallwerkstoffen gebildet. Am oberen Bereich, das heißt beispielsweise ab einer Höhe von 900 mm bis zur Oberkante des Abzuges ist seitlich und hinten ein Einscheibensicherheitsglas vorgesehen, das beispielsweise 6 mm dick ist. Die Front, die das zweiteilige gegenläufige Schiebefenster 11 aufweist ist ebenfalls mit Einscheibensicherheitsglas verglast. Der untere Teil des Schiebefensters 11 ist mit Querschiebern versehen, so dass der Arbeitsraum auch im geschlossenen Zustand des Schiebefensters 11 über die Querschieber zugänglich ist.The trigger housing is formed in the lower part, for example, up to a height of 900 mm from wood, plastic and metal materials. At the top, that is, for example, from a height of 900 mm to the top of the trigger side and rear a single-pane safety glass is provided, which is, for example, 6 mm thick. The front, which has the two-part counter-rotating sliding window 11 is also glazed with toughened safety glass. The lower part of the sliding window 11 is provided with transverse slides, so that the working space is accessible even in the closed state of the sliding window 11 via the cross slide.

Am unteren Teil des Abzuges befindet sich ein Stauraum, der rechts und links über Querrollläden 3 zugänglich ist.At the lower part of the trigger is a storage space, which is accessible on the right and left side via cross roller shutters 3.

Das Abzuggehäuse ist mittels eines Klebers komplett verklebt und bezüglich bestimmter tragender Bauteile kraftschlüssig verbunden.The trigger housing is completely glued by means of an adhesive and positively connected with respect to certain structural components.

Die am Abzug vorgesehenen Rollen sind teilweise feststellbar.The provided on the trigger roles are partially detectable.

Die Medienanschlusseinrichtung 1 ist mit flexiblen Schlauchanschlüssen versehen, die aus dem unteren Teil des Abzuges herausführen und im Stauraum untergebracht werden können, wenn sie nicht benötigt werden. Die Anschlüsse können wahlweise links oder rechts aus dem Stauraum herausführen und über entsprechende Kupplungseinrichtungen an den Schlauchanschlüssen mit Versorgungen verbunden werden, die im Raum an beliebiger Stelle vorgesehen sind.The media connection device 1 is provided with flexible hose connections, which lead out of the lower part of the trigger and can be accommodated in the storage space when they are not needed. The connections can optionally lead out of the storage space on the left or right and can be connected via corresponding coupling devices to the hose connections with supplies that are provided in the room at any desired location.

Abgesehen von den üblichen Standardmedienanschlüssen kann der Abzug mit allen gebräuchlichen Medienanschlüssen ausgestattet sein, die vom Benutzer gefordert werden.Apart from the usual standard media connections, the trigger can be equipped with all common media connections required by the user.

Wie es weiterhin in Fig. 1 dargestellt ist, ist die Abluftabsaugung so ausgebildet, dass die Abluft in zwei Teilströmen, nämlich einer Abluftmenge von etwa 30 % direkt über die Tischplatte 7 und etwa 70 % der Abluftmenge unterhalb des Abzugdaches 4 angesaugt und über eine durch eine verglaste, zu Reinigungszwecken abklappbare Prallwand 6 gebildete Druckkammer 5 hinter der Prallwand und vor der Rückwand des Abzugs nach unten in eine unterhalb der Tischplatte 7 liegende Ansaugkammer geführt wird. Von dort erfolgt der Abluftanschluss mittels flexibler Schläuche an die im Raum vorgesehenen Abluftanschlussstutzen.As it continues in Fig. 1 is shown, the exhaust air extraction is designed so that the exhaust air sucked in two partial streams, namely an exhaust air amount of about 30% directly above the table top 7 and about 70% of the exhaust air below the hood 4 and a through a glazed, hinged for cleaning baffle 6 pressure chamber 5 is guided behind the baffle wall and in front of the rear wall of the trigger down into a lying below the table top 7 suction chamber. From there, the exhaust air connection is made by means of flexible hoses to the provided in the room exhaust connection.

Zur Unterstützung der Abführung schwerer Gase auf der Tischplatte 7 ist ein Stützventilator 2 vorgesehen, der an der Vorderkante der Arbeitsplatte über das Einströmprofil, das als Hohlprofil ausgebildet ist, einen Zuluftstützstrahl einbringt, der mittels eines Rohrlüfters erzeugt wird.To support the discharge of heavy gases on the table top 7, a support fan 2 is provided, which introduces a Zuluftstützstrahl at the front edge of the worktop over the inflow, which is designed as a hollow profile, which is generated by means of a tube fan.

Die Anordnung und Ausbildung der Ansaugöffnungen, sowie die oben beschriebene Luftführung bewirken, dass der Abzug mit einer Mindestluftmenge von nur 300 m3/h betreibbar ist, was entsprechende Einsparungen gegenüber üblichen Abzügen bedeutet, die mit einer Mindestluftmenge von ca. 350 bis 400 m3/h arbeiten.The arrangement and design of the intake openings, as well as the above-described air flow effect that the trigger with a minimum air quantity of only 300 m 3 / h is operable, which means corresponding savings compared to conventional deductions, with a minimum air flow of about 350 to 400 m 3 / h work.

Bei dem in Fig. 2 dargestellten Ausführungsbeispiel ist eine abgewandelte Form der Luftabführung vorgesehen, bei der wiederum die Absaugung in zwei Teilströmen über der Tischplatte 7 und unterhalb des Abzugdaches 4 mit einer Aufteilung der Abluftmenge in etwa 30 % und etwa 70 % jeweils der gesamten Abluftmenge erfolgt.At the in Fig. 2 illustrated embodiment, a modified form of air discharge is provided, in turn, the suction is carried out in two partial streams above the table top 7 and below the hood 4 with a distribution of the exhaust air amount in about 30% and about 70% each of the total amount of exhaust air.

Die an der Tischplatte 7 angesaugte Abluftmenge wird über eine unterhalb der Tischplatte 7 liegende Druckkammer 14 und von dort über in den Seitenflächen bündig integrierte Luftkanäle 10 in eine zweite oberhalb des Abzugdaches befindliche Druckkammer 8 geführt, in die gleichfalls die direkt unterhalb des Abzugdaches 4 angesaugte Abluftmenge geführt wird. Von der Druckkammer 8 erfolgt der Abluftanschluss mittels flexibler Schläuche 9 wahlweise links oder rechts durch die Abzugseiten an die im Raum vorgesehenen Abluftanschlussstutzen.The sucked on the table top 7 exhaust air amount is passed through a below the table top 7 pressure chamber 14 and from there via in the side surfaces flush integrated air ducts 10 in a second located above the hood roof pressure chamber 8, in which also sucked directly below the hood 4 exhaust air volume to be led. From the pressure chamber 8, the exhaust air connection takes place by means of flexible hoses 9 either left or right through the trigger pages to the provided in the room exhaust connection.

Bei dem in Fig. 3 dargestellten Ausführungsbeispiel ist die Luftführung umgekehrt, so dass die Abluft, die oberhalb des Abzugdaches 4 angesaugt wird, über die Druckkammer 8 und Luftkanäle 13 nach unten in die Druckkammer 14 geführt wird, in die auch die oberhalb der Tischplatte 7 angesaugte Abluft geführt wird. Die Druckkammer 14 ist über entsprechende Schläuche mit dem Abluftstutzen des Raumes verbindbar.At the in Fig. 3 illustrated embodiment, the air duct is reversed, so that the exhaust air, which is sucked in above the hood 4, is guided via the pressure chamber 8 and air ducts 13 down into the pressure chamber 14, in which also sucked above the table top 7 exhaust air is performed. The pressure chamber 14 is connected via corresponding hoses with the exhaust port of the room.

Den oben beschriebenen Ausführungsbeispielen des erfindungsgemäßen Abzuges ist es gleichfalls gemeinsam, dass innenliegende und von außen abschaltbare Steckdosen vorgesehen sind und dass die Ablufteinschaltung über im Abzugspfosten eingebaute Funktionsanzeigen mit Ablufteinschaltung mittels Funkübertragung zur Schnittstelle im Elektrounterverteiler im Unterrichts- oder Laborraum erfolgt.The above-described embodiments of the trigger according to the invention, it is also common that internal and externally disconnectable sockets are provided and that the exhaust ventilation via built-in Abzugspfosten function indicators with exhaust air activation by means of radio transmission to the interface in the electric subdistributor in the classroom or laboratory space.

Claims (10)

  1. Mobile fume hood, which complies with all the requirements of DIN 12924 Part 1, and which is designed for exhaust operation, with a fully contained workspace, a medium connection device (1) which includes medium connections for the media water, waste water, gas and electrical energy, for medium supply and discharge to and from the workspace, and an exhaust air connection device (2, 4, 5, 6, 9, 10, 14), wherein
    - the fume hood is provided with castors on the bottom, and
    - the medium connection device (1) and the exhaust air connection device (2, 4, 5, 6, 9, 10, 14) are provided with flexible connecting lines and couplings for connection to corresponding stationary devices, and at least the connection lines of the medium connection device (1) lead out of the bottom part of the fume hood.
  2. Fume hood according to claim 1, wherein the connection lines of the medium connection device (1) selectively lead out either on the right or the left side of the fume hood.
  3. Fume hood according to claim 1 or 2, wherein the connecting lines of the medium connection device (1) can be housed in storage compartments at the bottom of the fume hood, which can be opened and closed by roller shutters (3).
  4. Fume hood according to any one of the preceding claims, wherein a hollow profile, through which a supply supportive air jet can be introduced into the workspace for discharge of heavy gases from the workspace, is provided at a front edge of a worktop (7) disposed in the workspace.
  5. Fume hood according to any one of the preceding claims, wherein the exhaust air connection device (2, 4, 5, 6, 9, 10, 14) is configured such that the fume hood is operable with a minimum exhaust air quantity of 300 m3/h.
  6. Fume hood according to any one of the preceding claims, wherein the exhaust air connection device (2, 4, 5, 6, 9, 10, 14) is configured such that the exhaust air is discharged from the workspace via a first and a second partial stream.
  7. Fume hood according to claim 6, wherein the first partial stream discharges approximately 30% of the exhaust air over the worktop (7), and the second partial stream discharges approximately 70% of the exhaust air beneath the fume hood roof (4) from the workspace.
  8. Fume hood according to any one of the preceding claims, wherein the workspace can be opened through a two-part window (11), and wherein the two parts of the window (11) are movable downwards or upwards in opposite directions.
  9. Fume hood according to claim 8, wherein the lower part of the window (11) is movable downward to the extent that, when the window is open, devices for operating the media supply into the workspace are covered by the lower part of the window (11).
  10. Fume hood according to any one of the preceding claims, wherein a pressure chamber (8), into which exhaust air is sucked from the workspace and discharged from the fume hood through a flexible exhaust air line disposed proximate of the pressure chamber (8) for connection to a corresponding stationary device, is disposed above a fume hood roof (4).
EP09151454.7A 2001-02-16 2002-01-31 Mobile fume hood Expired - Lifetime EP2055398B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10107371A DE10107371A1 (en) 2001-02-16 2001-02-16 Mobile deduction
EP02001935A EP1232805B1 (en) 2001-02-16 2002-01-31 Mobile fume hood

Related Parent Applications (2)

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EP02001935.2 Division 2002-01-31
EP02001935A Division EP1232805B1 (en) 2001-02-16 2002-01-31 Mobile fume hood

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EP2055398A2 EP2055398A2 (en) 2009-05-06
EP2055398A3 EP2055398A3 (en) 2010-04-07
EP2055398B1 true EP2055398B1 (en) 2014-08-06

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EP09151454.7A Expired - Lifetime EP2055398B1 (en) 2001-02-16 2002-01-31 Mobile fume hood
EP02001935A Expired - Lifetime EP1232805B1 (en) 2001-02-16 2002-01-31 Mobile fume hood

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EP02001935A Expired - Lifetime EP1232805B1 (en) 2001-02-16 2002-01-31 Mobile fume hood

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EP (2) EP2055398B1 (en)
AT (1) ATE432129T1 (en)
CY (1) CY1109147T1 (en)
DE (2) DE10107371A1 (en)
DK (2) DK2055398T3 (en)
ES (2) ES2509885T3 (en)
PT (2) PT1232805E (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE20202026U1 (en) * 2002-02-11 2003-06-26 Tillmanns Kurt Purification of air has air flow directed through micro-organism reducing stage and filter
DE202004001673U1 (en) 2004-02-04 2004-04-15 Waldner Labor- Und Schuleinrichtungen Gmbh Laboratory bench
DE102010051364A1 (en) * 2010-11-13 2012-05-16 Waldner Laboreinrichtungen Gmbh & Co. Kg Exhausting apparatus used in laboratory, has loading unit that is electrostatically loaded at limiting surface of working area, for ionization of airflow created by ventilator arrangement

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GB1411256A (en) * 1972-10-02 1975-10-22 Sinloihi Co Ltd Radioisotope handling system
NL7512693A (en) * 1975-10-30 1977-05-03 Schaik & Berghuis Fume cupboard made and supplied in two sections - one carrying the service connections for easy access and alteration
DE19601468A1 (en) * 1995-02-09 1996-08-14 Hohenloher Spezialmoebel Fume cupboard for science instruction
DE29902130U1 (en) * 1999-02-10 1999-04-08 Wuerth Elektronik Gmbh & Co Kg Establishment as a laboratory with at least one laboratory workplace

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US3747505A (en) * 1972-02-18 1973-07-24 American Hospital Supply Corp Air flow system for fume hood
US4345615A (en) * 1980-03-13 1982-08-24 Kay Plastic Products, Inc. Multiphase modular chemical processing station
DE8509333U1 (en) * 1985-03-28 1985-08-22 Drake, Francois Prosper Fernand John, London Laboratory fume cupboard
DK158776C (en) * 1985-05-28 1990-12-24 Joergen Aakjaer STEAMBOARD TYPE WORKBOARD WITH MOVABLE GLASS FRONT
DE4040723C2 (en) * 1990-12-19 1996-01-25 Waldner Laboreinrichtungen Fume hood
GB2294395B (en) * 1994-10-26 1998-03-04 Robert Knight Ventilated enclosures

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Publication number Priority date Publication date Assignee Title
GB1411256A (en) * 1972-10-02 1975-10-22 Sinloihi Co Ltd Radioisotope handling system
NL7512693A (en) * 1975-10-30 1977-05-03 Schaik & Berghuis Fume cupboard made and supplied in two sections - one carrying the service connections for easy access and alteration
DE19601468A1 (en) * 1995-02-09 1996-08-14 Hohenloher Spezialmoebel Fume cupboard for science instruction
DE29902130U1 (en) * 1999-02-10 1999-04-08 Wuerth Elektronik Gmbh & Co Kg Establishment as a laboratory with at least one laboratory workplace

Also Published As

Publication number Publication date
PT1232805E (en) 2009-06-04
DK1232805T3 (en) 2009-08-31
EP1232805B1 (en) 2009-05-27
DE50213569D1 (en) 2009-07-09
EP2055398A3 (en) 2010-04-07
ATE432129T1 (en) 2009-06-15
ES2509885T3 (en) 2014-10-20
EP1232805A3 (en) 2004-02-04
EP2055398A2 (en) 2009-05-06
PT2055398E (en) 2014-10-22
EP1232805A2 (en) 2002-08-21
DK2055398T3 (en) 2014-11-03
CY1109147T1 (en) 2014-07-02
DE10107371A1 (en) 2002-09-05
ES2323764T3 (en) 2009-07-24

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