EP2944883A1 - Vapour extractor hood and method - Google Patents

Abstract

An extractor hood device (1) and method for operating an extractor hood device (1) with a housing device (2), wherein in the housing device (2) an intake area (3) for vapors (4) and a blow-out area (5) are provided for filtered vapors. A suction device (6) and a suction surface (31) are assigned to the intake region (3), and the exhaust air region (5) has an air guiding device (7) which has an inlet (8) and two outlets (9, 10, 11, 12). , wherein an outlet (9, 10) for a recirculation mode and an outlet (11, 12) are provided for an exhaust air operation. In this case, a pivotable switching device (13) is provided on the air guide device (7), with which an air guide (14) between the inlet (8) and an outlet (9, 10, 11, 12) released and / or closed, wherein the pivot axis (32) of the switching device (13) is provided substantially transversely to the inlet (8).

Description

The present invention relates to an extractor hood device with a Luftführungseinrichutng, which allows the operation of the extractor hood Einrichutng in a recirculation and exhaust air operation. The present invention also relates to a method of operating such a cooker hood device.

Cooker hoods are often used in the kitchen above, for example, a stove to suck in the ascending boiling vapors and filter out the fat components. For this purpose, hoods on a suction for vapors, which sucks the rising vapors in the hood with the help of a fan.

It is advantageous if the majority of Wrasens z. B. is passed above a hob to the suction, where the vapor can then be sucked. This is usually achieved by a so-called Wrasenschirm, through which the vapor is collected and directed to the suction of the hood.

The filtered vapor is then passed through the hood and can be blown out of the hood again at a desired location, which can be done in some extractor hoods in a recirculation mode back to the kitchen or in an exhaust mode to the outside. Depending on the installation situation, a blow-out of the filtered vapor may be provided to the rear through the outer wall or upwards. The blown-up air can then be guided upwardly through the ceiling, for example, or be deflected laterally to another implementation area to the outside

In order to enable the changeover between the two operating modes, the corresponding outputs for the recirculation or exhaust air operation can be fired or released. This is among other things from the DE 10 2011 000 654 A1 a system has become known in which a switch is provided, in which over a bevelled rotatable tube either the output for the recirculation or the exhaust air operation is released. It can be opened on the output for the exhaust air operation by the rotation of the pipe in the switch, a lid when the tube closes the output for the recirculation mode. If the output for the recirculation mode is released by a rotation of the pipe, the cover closes again on the outlet for the exhaust air operation.

The disadvantage of such a configuration is on the one hand, the relatively complex structure of the switch. In addition, with such a switch only an exhaust air operation can be provided upwards.

It is therefore the object of the present invention to provide an extractor hood device with a recirculation and an exhaust air operation available, which can be used flexibly in different Einbausitationen.

This object is achieved by an extractor hood device having the features of claim 1 and by a method for operating an extractor hood device having the features of claim 16. Preferred embodiments of the invention are the subject of the dependent claims. Further advantages and features of the invention will become apparent from the embodiments.

The extractor hood device according to the invention has at least one housing device, wherein at least one intake region for vapor and at least one blow-out region for filtered vapor are provided in the housing device. In this case, at least one blower device is assigned to the intake region, and the intake region has at least one suction surface. The exhaust air area is assigned at least one air guide device, which has at least one inlet and at least two outlets, wherein at least one outlet for a circulating air operation and at least one outlet for an exhaust air operation are provided. In this case, at least one pivotable switching device is provided in the air guide device, with which at least one air guide between the inlet and at least one outlet is releasable and / or closable, wherein the pivot axis of the switching device is provided substantially transversely to the inlet.

The suction surface of the extractor hood device comprises in particular at least one intake plate or a cover plate and at least one filter layer for filtering the sucked-in Wrasens.

Furthermore, under pivoting in particular rotatable, rotatable and / or pivotable to understand. As a pivot axis may preferably be understood a rotation axis.

The orientation of the pivot axis of the switching device substantially transversely to the inlet means, in particular, that the pivot axis is preferably also arranged substantially transversely to at least one outlet and particularly preferably to at least one outlet for an exhaust air operation.

An air guide device according to the present invention is z. B. an adaptable switching module, which allows the change between the operating modes of a cooker hood and in particular between an exhaust and a recirculation mode. In this case, the switching device of the air guiding device can be designed, for example, as Umschaltweiche.

The extractor hood device according to the invention offers many advantages. A considerable advantage is that a particularly flexible use of the extractor hood device in different installation situations is made possible by the special design of the air guide device with the pivotable switching device whose pivot axis is provided substantially transversely to the inlet. The special design and in particular by the special orientation of the pivot axis of the switching device, it is namely possible to release in a simple manner outlets to different sides of the air guide device and / or close. Thus, among other things, it is possible that in the extractor hood device according to the invention, depending on the installation situation, for example, either an outlet for the exhaust air operation is released upwards or backwards. This is achieved in that the pivotable switching device is rotatable or pivotable transversely to the inlet, whereby the extractor hood device according to the invention can be used flexibly in different installation situations.

In order to be able to use the extractor hood device according to the invention particularly flexibly in various installation situations, at least one second outlet is preferably provided for the exhaust air operation. For example, it is possible for the air guiding device to provide two outlets for exhaust air operation as standard, which are aligned in different directions. Thus, preferably an outlet for the exhaust air operation can be provided upwards and an outlet for the exhaust air operation to the rear. Then depending on the installation situation either the outlet for the exhaust air z. B. be performed directly to the rear through the wall to the outside or be directed upwards, from where the blown air can be forwarded to a designated wall and / or ceiling penetration.

Particularly preferably, at least a second outlet for the recirculation mode is provided, wherein the two outlets for the recirculation mode then in particular are jointly releasable and / or closed. So it is possible that even in the recirculation mode, a sufficient free cross-section for blowing the air back into the kitchen is provided. In the recirculation mode may in fact may be more filter layers such. B. an odor filter may be provided which complicate the blowing out of the air from the hood device. By a second outlet for the recirculation mode can then be achieved that even in recirculation mode a sufficient amount of air through the cooker hood device can be promoted without having to choose a higher operating level for the recirculation mode.

In advantageous embodiments, an outlet for the exhaust air operation in the installed state of the extractor hood device is directed upward and / or at least one outlet for the exhaust air operation is directed in the installed state to the rear and / or at least one outlet for the recirculation mode is directed to the side. This ensures that an effective discharge of the air to be discharged is provided, expediently the blowing out of air is avoided to the front, so as not to disturb a user.

In expedient developments, at least one closure device is provided for covering at least one outlet for the exhaust air operation. Depending on the installation situation, such a closure device can, in particular, permanently close at least one exhaust air outlet. Thus, depending on the installation situation, before the installation of the extractor hood device it can be decided which of the provided outlets for the exhaust air operation can be advantageously used for the respective installation situation. The respective other outlets for the exhaust air operation can then be blocked with a closure device.

Preferably, the air guiding device has at least one housing, in which the switching device is accommodated on at least one shaft. In this case, the shaft is then aligned in particular transversely to the at least one inlet, so that the pivot axis of the switching device is provided substantially transversely to the inlet. However, the switching device can also run, for example, in a sliding guide, which is provided in the housing of the air guide device in appropriate embodiments. Also, a pivotable switching device can be provided whose pivot axis is oriented substantially transverse to the one inlet without using a shaft.

Particularly preferably, the switching device is pivotally provided on the shaft or in the slotted guide by at least 180 ° and in particular by at least 360 ° in the housing of the air guide device. It can be z. B. the switching device can be pivoted in a direction of rotation by 360 ° in the housing to close certain outlets of the air guide device. A rotation of the switching device in only one direction can have advantages depending on the technique used, if z. B. certain switch positions are provided for automatically controlling the switching device. However, if the switching time between the different operating modes is to be reduced, a rotation of the switching device in both directions is also conceivable, as a result of which a pivotability of the switching device may be sufficient by only 180 °.

In advantageous embodiments, the switching device has at least one radially outer jacket surface, which is designed and suitable for closing at least one outlet of the air guiding device. In this case, the switching device is designed such that substantially no vapor is blown through the closed outlet. The lateral surface is formed for example as a curved peripheral portion or as a curved end face, which is adapted to the housing shape of the air guide device. Thus, the switching device may be formed in particular as a kind of hollow cake piece, wherein the round peripheral portion or the lateral surface can close at least one outlet of the air guide device.

Particularly preferably, the switching device has at least one side section, wherein the side section expediently connects the receptacle of the switching device to the shaft and the lateral surface. The side areas are designed such that they can close at least one correspondingly shaped outlet of the air guiding device.

Preferably, the outlets for the exhaust air operation have a substantially round shape and / or the shape of the outlets for the recirculation mode substantially corresponds to the shape of the side portions of the switching device. This makes it possible that, in conjunction with the specially designed switching device, the filtered vapor to be discharged can be discharged in different directions, so that different installation situations can be covered with the extractor hood.

Preferably, at least one motor device and / or at least one control device are assigned to the air-guiding device. The motor device makes it possible that the switching device can be moved not only manually, but also motorized. The control device is preferably also suitable for controlling, whereby it is possible that the switching device can be moved, for example, automatically and preferably also fully automatically. So z. B. depending on the outside temperature, the operating mode exhaust air or recirculation mode can be selected.

Preferably, at least one sensor is provided, which is in communication with the air guide device. In this case, such a sensor z. B. be a position sensor for the switching device or a temperature sensor that can measure the outside temperature or the room temperature in the kitchen to automatically select a mode or to propose a mode. Optionally, a network interface may be provided, the information such. B. queries a weather forecast to select a particular mode advantageous.

In preferred embodiments, at least one microswitch is provided, which specifies at least one closure position of the switching device. By a switching device it is u.a. possible to pivot the switching device automatically or fully automatically between certain positions.

In order to ensure a particularly safe operation of the extractor hood device, it is preferable to provide at least one window protection switch which is in operative connection with the air guiding device. In this case, the window protection switch is particularly preferably deactivated in the recirculation mode. When the extractor hood device operates in recirculation mode, the extracted air is blown back into the kitchen, whereby an otherwise advantageous forced ventilation of the room is not necessary.

Advantageously, at least one odor filter can be provided on at least one outlet, wherein an odor filter can be expediently used in particular at the outlets for the circulating air operation. In this case, such an odor filter can be provided interchangeably, in particular, in order to replace it from time to time in order to ensure a particularly effective and hygienic postfiltering of the vapors.

The method according to the invention is particularly suitable for operating an extractor hood with at least one housing device, the housing device comprising at least one intake area for vapor and at least one outlet area for filtered vapor. In this case, at least one blower device is assigned in the intake area and the intake area also has a suction surface. The exhaust air area is also associated with at least one air guide device having at least one inlet and at least two outlets, wherein at least one outlet for a recirculation mode and at least one outlet for an exhaust air operation are provided. In this case, the air guiding device comprises at least one pivotable switching device whose pivot axis is provided substantially transversely to at least the inlet of the air guiding device. With this pivotable switching device, an air guide between the input and at least one outlet is released and / or closed.

The method according to the invention also offers many advantages. A considerable advantage is that, depending on the installation situation of the extractor hood device at least one outlet for recirculation mode and at least one outlet for the exhaust air operation can be released, depending on the installation situation different outlets of the air duct device can be used appropriately.

In particular, with the method according to the invention an extractor hood device of the type described above can be operated.

Preferably, the air duct between the inlet and at least one outlet is automatically released. In this case, automatically motorized in particular is understood, wherein the switching device is then pivoted by pressing a button in a different locking position for a particular mode. The switching device can ever occupy a certain position but also fully automatically. In this case, a sensor-controlled switching preferably takes place, wherein, for example, depending on the outside / inside temperature either a recirculation or an exhaust air operation is selected.

Further advantages and features of the present invention will become apparent from the embodiment, which will be explained below with reference to the accompanying figures.

Figur 1

eine rein schematische Seitenansicht einr Küchenzeile mit einer erfindungsgemäßen Dunstabzugshaubeneinrichtung;

Figur 2

eine rein schematische Ansicht auf eine erfindungsgemäße Dunstabzugshaubeneinrichtung in einer perspektivischen Darstellung;

Figur 3

drei Ansichten auf verschiedenen Luftführungen in zwei verschiedenen Einbausituationen einer erfindungsgemäßen Dunstabzugshaubeneinrichtung;

Figur 4

eine rein schematische Ansicht in eine erfindungsgemäße Dunstabzugshaubeneinrichtung in einer perspektivischen Darstellung;

Figur 5

zwei rein schematische Ansichten auf eine Luftführungseinrichtung in perspektivischen Ansichten;

Figur 6

ein auseinandergebautes Gehäuse einer Luftführubngseinrichuntung in einer rein schematischen perspektivischen Ansicht;

Figur 7

mehrere rein schematische Ansichten einer Luftführungseinrichtung einer erfindungsgemäßen Dunstabzugshaubeneinrichtung im Umluftbetrieb;

Figur 8

mehrere rein schematische Ansichten einer Luftführungseinrichtung einer erfindungsgemäßen Dunstabzugshaubeneinrichtung im Abluftbetrieb;

Figur 9

mehrere rein schematische Ansichten einer weiteren Luftführungseinrichtung einer erfindungsgemäßen Dunstabzugshaubeneinrichtung im Umluftbetrieb;

Figur 10

mehrere rein schematische Ansichten einer weiteren Luftführungseinrichtung einer erfindungsgemäßen Dunstabzugshaubeneinrichtung im Abluftbetrieb;

Figur 11

eine rein schematische Ansicht auf ein weiteres Ausführungsbeispiel einer erfindungsgemäßen Dunstabzugshaubeneinrichtung in einer perspektivischen Darstellung;

Figur 12

eine Vergrößerung der Luftführungseinrichutng und der Gebläseeinrichtung der Dunstabzugshaubeneinrichutng gemäß Figur 11;

Figur 13

zwei rein schematische Ansichten der der Luftführungseinrichtung der erfindungsgemäßen Dunstabzugshaubeneinrichtung gemäß Fuigur 11 im Umluftbetrieb;

Figur 14

zwei rein schematische Ansichten der der Luftführungseinrichtung der erfindungsgemäßen Dunstabzugshaubeneinrichtung gemäß Fuigur 11 im Abluftbetrieb; und

Figur 15

eine Ansicht auf die Gehäuseeinrichtung der Dunstabzughaubeneinrichtung im Bereich der Luftführungseinrichtung, wobei die Auslässe für den Umluftbetrieb mit Geruchsfiltern verdeckt sind.

In the figures show:

FIG. 1

a purely schematic side view of a kitchen unit with an extractor hood device according to the invention;

FIG. 2

a purely schematic view of an extractor hood device according to the invention in a perspective view;

FIG. 3

three views on different air ducts in two different installation situations of a cooker hood device according to the invention;

FIG. 4

a purely schematic view into an extractor hood device according to the invention in a perspective view;

FIG. 5

two purely schematic views of an air guide device in perspective views;

FIG. 6

a disassembled housing of a Luftführubngseinrichuntung in a purely schematic perspective view;

FIG. 7

a plurality of purely schematic views of an air guiding device of an extractor hood device according to the invention in recirculation mode;

FIG. 8

a plurality of purely schematic views of an air guiding device of an extractor hood device according to the invention in the exhaust air operation;

FIG. 9

a plurality of purely schematic views of a further air guiding device of an extractor hood device according to the invention in recirculation mode;

FIG. 10

a plurality of purely schematic views of a further air guiding device of an extractor hood device according to the invention in the exhaust air operation;

FIG. 11

a purely schematic view of a further embodiment of an extractor hood device according to the invention in a perspective view;

FIG. 12

an enlargement of the Luftführungseinrichutng and the blower device of the hood according to FIG. 11 ;

FIG. 13

two purely schematic views of the air ducting device of the hood according to the invention Fuigur 11 in recirculation mode;

FIG. 14

two purely schematic views of the air guide device of the hood according to the invention Fuigur 11 in the exhaust air operation; and

FIG. 15

a view of the housing means of the extractor hood device in the region of the air guide device, wherein the outlets for the recirculation mode are covered with odor filters.

In FIG. 1 a kitchen unit 100 is shown purely schematically, which includes a cooking area 101. On the cooking surface 101, two pots 102 can be seen, from which rises when preparing food as thick arrows marked vapors 4. On the wall 103, a cooker hood device 1 according to the invention is provided above the hob 101, which closes in the embodiment shown here upwards with the ceiling portion 104 of the kitchen.

The extractor hood device 1 according to the invention is purely schematic in a perspective view in FIG. 2 shown. In this case, the extractor hood device 1 in the exemplary embodiment shown here comprises a housing device 2, in which a suction region 3 for vapor 4 and a blow-out region 5 for filtered vapor is made available. The cooking point 101 facing side of the intake 3 here is a Wrasenschirm 33 available, on the underside of a suction surface 31 is provided for sucking vapor. The suction surface 31 and the Wrasenschirm 33 may be associated with one or more not shown here filter layers, which are provided in particular for the separation of fat from the vapor 4.

In FIG. 3 Depending on the installation situation, different air ducts 14, 29, 30 are represented by the air guiding device 7 of the extractor hood device 1 in a purely schematic sectional side view. It is in FIG. 3a the extractor hood device 1 is received on the wall 103, wherein the air guide 29 is shown purely schematically in an exhaust air operation. In the exemplary embodiment shown here, it is predetermined by the installation situation that the air guide 29 is guided upwards out of the extractor hood 1 by the air guiding device 3.

The same installation situation is also in FIG. 3b illustrated, wherein the air guide 14 is shown by the air guide device 7 in a recirculation mode, in which sucked through the hood 1 device air is blown back into the kitchen after filtering.

The air guide 14 shown here also corresponds to the air duct, which in the recirculation mode at the in Figure 3c shown installation situation is provided. It is at the in Figure 3c illustrated installation situation of the filtered vapor 4 blown out by means of the air guide device 7 according to the air guide 30 to the rear.

It is in FIG. 3 In particular, watch also that the rising from the pots 102 vapor 4 is sucked by means of the blower 6 in the cooker hood means and is supplied via a connecting hose 34 of the air guide device 7.

Furthermore, in Figure 3c also to recognize that the air guide device 7 is in communication with a window protection switch 26, which is provided on a kitchen window 105. In this case, the window protection switch 26 is in communication with a control device 21 not shown here, which takes into account the position of the window protection switch 26 in the exhaust mode of the hood 1 to only operate the fan 6 of the hood 1 for safe operation, if the window protection switch 26 is an open Window 105 displays. The control device does not take into account the position of the window protection switch 26 during recirculation mode in the embodiment shown here, since the sucked through the hood 1 air is also blown back into the kitchen.

Furthermore, in Figure 3c to recognize a sensor 27, which is formed in the embodiment shown here as a temperature sensor 35. The sensor 27 is also in communication with the control device 21 or can z above the determined temperature. B. also be selected automatically a certain mode. Thus, in particular with warm outside temperatures, an exhaust air operation may be advantageous in order not to unnecessarily increase the room temperature in the kitchen increase. In cold outside temperatures, the recirculation mode can be advantageous to support the heating of the kitchen by means of the warm exhaust air.

In FIG. 4 the extractor hood device 1 according to the invention is shown in a purely schematic perspective view, in which case the outer housing cover 36 has been removed to allow insight into the interior of the hood device 1.

In this case, one recognizes the vapor shield 33, to which the blower device 6 of the extractor hood direction 1 adjoins. The drawn by means of the blower 6 through the hood 1 vapor 4 is supplied from the suction surface 31 through the fan 6 via a connecting hose 34 of the air guide device 7, in which, depending on the position of the switching device 13, an air guide 14, 29, 30 predetermined for the air to be bled becomes.

In FIG. 5 the housing 16 of the air guide device 7 is shown from the left and from the right side in a purely schematic perspective view. In the upper region of the housing 16, the outlet 11 for the exhaust air operation and a left and right side each have an outlet 9, 10 for the recirculation mode. The alternative outlet 12 for the exhaust air operation is in FIG. 5 not recognizable. In addition one recognizes in FIG. 5 a motor device 20, and the outer regions of the microswitch 22, which can be covered with covers 37, respectively.

In FIG. 6 is purely schematic as shown housing 16 of the air guide device in a disassembled state purely schematically. In this case, one looks in each case into the interior of the two housing parts 38, 39, wherein in each housing part 38, 39, an outlet 9, 10 can be seen for the recirculation mode. In the illustration according to FIG. 6 Both outlets 11, 12 can be seen for the exhaust air operation.

In addition one recognizes in FIG. 6 in that a shaft 17 or a shaft receptacle is provided in the housing 16. Furthermore, it can be seen here, the micro-switch 22, which recognize the position of the switching device 13, not shown here within the housing 16 or pretend.

In the FIGS. 7 to 10 are the different positions of the switching device 13 in the air guide device 7 depending on the proposed air guide 14, 29, 30 shown purely schematically in each case in several views. In this case, the view a shows a purely schematic perspective view of an air guiding device 7, view b shows a purely schematic sectional perspective view of the air guiding device 7 and view c shows a purely schematic sectional side view of the air guide device 7. View d shows in the FIGS. 7 and 8 a purely schematic sectional view from the front and in the FIGS. 9 and 10 from above onto an air guiding device 7.

The FIGS. 7 and 8 show here an air guide device 7, which is used in an extractor hood 1, according to the installation situation, the blown air in the recirculation mode through the two outlets 9, 10 is blown out and in the exhaust air operation, the bled air is discharged through the outlet 11 upwards. So is in FIG. 7 the air duct 14 and in FIG. 8 the air guide 29 shown.

As in view b the FIG. 7 can be seen, the alternative outlet 12 of the air guide device is closed by a closure device 15. Since an export of the air in the exhaust air operation upwards takes place at this installation situation, the outlet 12 is unnecessary for this installation situation and can be permanently closed by means of the closure device 15. If this hood is used in a different installation situation, the closure device 15 can be easily removed again and z. B. be placed on the upper outlet 11, if the installation situation requires a discharge of the air in the exhaust air operation to the rear.

The switching device 13 of the air guiding device 7 is in FIG. 7 positioned such that the lateral surface 18 is in a closed position 24 and thus reliably closes the outlet 11. The closure position 24 can be predetermined by a microswitch 22. It can also be seen in the views c and d of the figure how the air is blown through the inlet 8 through the air guiding device via the outlets 9, 10 to the sides of the air guiding device.

In FIG. 8 the air guide 29 is shown, in which case the air is guided through the air guiding device 7 through the inlet 8 upwards through the outlet 11. Here, the switching device 13 is in the closed position 23. In FIG. 8b It can be seen that the switching device 13 is positioned such that the side portions 19 of the switching device 13, the side outlets 9 and 10 close. So is like in the FIGS. 8c and d can be seen, the air guide 29 released.

In other embodiments, only one outlet 9, 10 may be provided for the recirculation mode. Such an outlet can then z. B. may be arranged as a round or roundish outlet opposite to outlet 12 and then in the closure position 23 not with the side portions 19, but also here with the lateral surface 18 close the outlet.

Another installation situation for the extractor hood device 1 is in the FIGS. 9 and 10 shown. It is in FIG. 9 again the position of the switching device 13 for the recirculation mode represented and in FIG. 10 For example, the air duct 30 for exhaust air operation is shown in this embodiment.

In FIG. 9b It can be seen that in the exemplary embodiment shown here, according to the installation situation, the outlet 11 is permanently closed by means of a closure device 15. It is in FIG. 9b the position of the switching device 13 shown in the closed position 25, so that the lateral surface 18 of the switching device 13, the outlet 12 reliably seals. Thus, the filtered vapor can be blown through the outlets 9 and 10 in the recirculation mode. The air guide 14 is again in the FIGS. 6c and d shown.

The corresponding closure position 23 of the switching device 13 for the exhaust air operation is in FIG. 10 shown in detail. In this case, the switching device 13 is in the closed position 23, in which cover the side portions 19 of the switching device 13, the side outlets 9, 10 for the recirculation mode. The outlet 11 upwards is covered with a closure device 15, so that the air guide 30 is released through the outlet 12. The air guide 30 is in the FIGS. 10c and d shown again in two detailed views.

Another embodiment of an extractor hood according to the invention with only one outlet 11 for the exhaust air operation is in the FIGS. 11 to 14 shown purely schematically.

FIG. 11 one sees an extractor hood device 1 according to the invention, which has a suction area 3 for vapor and a blow-off area 5 for filtered vapor. For sucking in steams 4, the extractor hood device 1 comprises a vapor shield 33, on which a suction surface 31 is provided. Above the vapor shield 33, a blower device 6 is provided, which sucks the vapor 4 and supplies via a connecting hose 34 to an air guide device 7. In the FIGS. 13 and 14 is the position of the switching device 13 in the air guide device 7 for the recirculation mode in FIG. 13 and for exhaust air operation in FIG. 14 shown purely schematically.

In FIG. 13 It can be seen that the switching device 13 is pivoted so within the air guide device 7, that the lateral surface 18 of the switching device 13, the outlet 11 reliably blocked upwards. For example, the filtered vapor 4 conducted upwards through the blower device 6 can pass through the inlet 8 into the air guide device 7 and be blown out of the hood device 1 through the outlet 9 for the recirculation mode.

In FIG. 14 is shown purely schematically the position of the switching device during the exhaust air operation. It can be seen that the lateral surface 19 the outlet 9 for the recirculation mode covers so that the promoted by the blower 6 vapor 4 can pass through the inlet 8 in the air guide device and is blown out through the outlet 11 upwards in the exhaust air operation again.

Also, the embodiment described above can be easily further developed such that an alternative outlet 12 is provided for the exhaust air operation, each of the outlet 11 or 12 are covered by a closure device 15, if the one or the other outlet 11, 12 due to the Installation situation is not needed.

In FIG. 15 is shown purely schematically that the outlets 9, 10 for the recirculation mode in each case an odor filter 28 is assigned, which is provided interchangeable in the embodiment shown here. It should be noted that such an odor filter represented a flow resistance, which should be considered in the calculation of the total flow area for the outlets 9 and 10 appropriate.

LIST OF REFERENCE NUMBERS

1

Extractor hood means

2

housing means

3

suction

4

vapors

5

blow out

6

blower

7

Air guide device

8th

inlet

9

outlet

10

outlet

11

outlet

12

outlet

13

switchover

14

air duct

15

closure device

16

casing

17

wave

18

lateral surface

19

side portion

20

motor means

21

control device

22

microswitch

23

closed position

24

closed position

25

closed position

26

Window breaker

27

sensor

28

odor filter

29

air duct

30

air duct

31

suction

32

swivel axis

33

canopy

34

connecting hose

35

temperature sensor

36

housing cover

37

cover

38

housing part

39

housing part

100

kitchenette

101

cooking

102

pot

103

wall

104

ceiling area

105

window

Claims (17)

Extractor hood device (1) with at least one housing device (2), wherein in the housing device (2) at least one suction area (3) for vapors (4) and at least one blow-out area (5) are provided for filtered vapor, wherein the intake (3) at least a blower device (6) is associated with and wherein the suction region (3) has at least one suction surface (31), wherein the exhaust air region (5) at least one air guide device (7) is associated, which at least one inlet (8) and at least two outlets (9 , 10, 11, 12), at least one outlet (9, 10) being provided for recirculation operation and at least one outlet (11, 12) for exhaust air operation,
characterized,
that the air guide means (7) has at least one pivotable switching means (13) with which at least one air guide (14, 29, 30) between the inlet (8) and at least one outlet (9, 10, 11, 12) releasably and / or can be closed, wherein the pivot axis (32) of the switching device (13) is provided substantially transversely to the inlet (8). Extractor hood device (1) according to the preceding claim, characterized in that at least one second outlet (11, 12) is provided for the exhaust air operation. Extractor hood device (1) according to one of the preceding claims,
characterized in that at least one second outlet (9, 10) is provided for the recirculation mode, wherein the two outlets (9, 10) for the circulating air operation are in particular jointly releasable and / or closed. Extractor hood device (1) according to one of the preceding claims,
characterized in that the outlet (11) for the exhaust air operation in the installed state is directed upwards and / or that the outlet (12) for the exhaust air operation is directed in the installed state to the rear and / or wherein the outlets (9, 10) for the recirculation mode are directed to the sides. Extractor hood device (1) according to one of the preceding claims,
characterized in that at least one closure device (15) is provided for covering at least one outlet (11, 12) for the exhaust air operation. Extractor hood device (1) according to one of the preceding claims,
characterized in that the air guiding device (7) has a housing (16) in which the switching device (13) is accommodated on at least one shaft (17). Extractor hood device (1) according to the preceding claim, characterized in that the switching device (13) on the shaft (17) by at least 180 ° and in particular by at least 360 ° in the housing (16) of the air guide device (7) is pivotable. Extractor hood device (1) according to one of the preceding claims,
characterized in that the switching device (13) has at least one radially outer lateral surface (18) which is designed and suitable to close at least one outlet (9, 10, 11, 12). Extractor hood device (1) according to the preceding claim, characterized in that the switching device (13) at least one side portion (19), wherein the side portion (19) connects the shaft (17) and the lateral surface (18). Extractor hood device (1) according to one of the preceding claims,
characterized in that at least one outlet (11,12) for the exhaust air operation substantially have a rounded shape and / or that the outlets (9, 10) for the recirculation mode substantially the shape of the side portions (19) of the switching device (13) , Extractor hood device (1) according to one of the preceding claims,
characterized in that the air guiding device (7) is assigned at least one motor device (20) and / or at least one control device (21). Extractor hood device (1) according to one of the preceding claims,
characterized in that at least one microswitch (22) is provided which defines at least one closure position (23, 24, 25) of the switching device (13). Extractor hood device (1) according to one of the preceding claims,
characterized in that at least one window protection switch (26) is provided, which is in operative connection with the air guide device (7), wherein the window protection switch (26) can be deactivated in the recirculation mode. Extractor hood device (1) according to one of the preceding claims,
characterized in that at least one sensor (27) is provided, which is in operative connection with the air guiding device (7). Extractor hood device (1) according to one of the preceding claims,
characterized in that at least one odor filter (28) is provided on at least one outlet (9, 10, 11, 12). Method for operating an extractor hood device (1) having at least one housing device (2), wherein at least one intake region (3) for vapor (4) and at least one blow-out region (5) for filtered vapor (4) are provided in the housing device (2), wherein the suction region (3) is assigned at least one blower device (6) and wherein the suction region (3) has at least one suction surface (31),
characterized,
in that at least one air guide device (7) is associated with the exhaust air region (5), which has at least one inlet (8) and at least two outlets (9, 10, 11, 12), at least one outlet (9, 10) for recirculating air operation and at least one outlet (11, 12) is provided for an exhaust air operation, and in that the air guiding device (7) has at least one pivotable switching device (13) which has a pivot axis (32) which is provided substantially transversely to the inlet (8) with which an air guide (14, 29, 30) between the input (8) and at least one outlet (9, 10, 11, 12) is released and / or closed. A method according to claim 16, characterized in that the air guide (14, 29, 30) will automatically release between the inlet (8) and at least one outlet (9, 10, 11, 12).

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