EP3710755A1 - Dispositif d'une hotte aspirante destiné à une table de cuisson et meuble de cuisine équipé d'un dispositif de hotte aspirante - Google Patents

Dispositif d'une hotte aspirante destiné à une table de cuisson et meuble de cuisine équipé d'un dispositif de hotte aspirante

Info

Publication number
EP3710755A1
EP3710755A1 EP18796688.2A EP18796688A EP3710755A1 EP 3710755 A1 EP3710755 A1 EP 3710755A1 EP 18796688 A EP18796688 A EP 18796688A EP 3710755 A1 EP3710755 A1 EP 3710755A1
Authority
EP
European Patent Office
Prior art keywords
fan
blower
air outlet
extractor device
outlet opening
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.)
Pending
Application number
EP18796688.2A
Other languages
German (de)
English (en)
Inventor
Aurélien CHARTREL
Priscilla HYDIER
Henri Klein
Florent LAGORGETTE
Guillaume LAURENT
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.)
BSH Hausgeraete GmbH
Original Assignee
BSH Hausgeraete GmbH
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 BSH Hausgeraete GmbH filed Critical BSH Hausgeraete GmbH
Publication of EP3710755A1 publication Critical patent/EP3710755A1/fr
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C15/00—Details
    • F24C15/20—Removing cooking fumes
    • F24C15/2042—Devices for removing cooking fumes structurally associated with a cooking range e.g. downdraft

Definitions

  • Extractor device for a hob and kitchen furniture with
  • the invention relates to a fume extraction device for a hob and a kitchen furniture with a fume extraction device.
  • a suction opening is provided, which is connected via a line to a suction device to suck the vapors into the line and to let them outside the piece of furniture through an outlet opening.
  • the suction device has a box-shaped body in which a centrifugal fan is accommodated.
  • the axis of rotation of the centrifugal blower is parallel to the vertical axis of the piece of furniture.
  • a disadvantage of this extractor device is that the noise of the centrifugal blower can escape through the suction opening during operation of the extractor device.
  • the space required for the extractor device within the furniture is large.
  • the object of the present invention is therefore to provide a solution by means of which fumes and vapors can be sucked off from a hob in a reliable manner, and with which a low noise level emerges from the extractor device.
  • the invention is based on the finding that this object can be achieved by the fan is arranged at a distance from the air outlet opening of the extractor device and the fan of the extractor device a Schalldämpfungsma- material is connected downstream.
  • the object is achieved by a vapor extraction device for a hob, which has at least one suction opening in the upper side, a blower arranged offset downwards to the suction opening and a connecting channel between the suction opening and the blower.
  • the extractor device is characterized in that a distributor space is provided in the flow direction downstream of the fan, which has at least one air outlet opening and which is at least partially bounded by sound damping material.
  • a device As extractor device for a hob, a device is referred to by means of which fumes and fumes can be sucked from a hob.
  • the extractor device has a suction opening, which preferably lies in or in the vicinity of the hob.
  • the suction opening is provided in the top. This means that air enters the extractor device from above via the extractor device and in particular the extraction opening.
  • a fan is arranged offset to the suction opening downwards.
  • the fan is located in the horizontal direction offset from the suction opening, i. that the fan is not in the area of the suction opening in the vertical projection on the suction opening.
  • the fan is preferably a radial fan.
  • the fan comprises a fan which is accommodated in a fan housing.
  • the fan housing has at least one air inlet opening, which is also referred to as the air inlet opening of the fan.
  • the fan housing preferably represents a worm housing or spiral housing.
  • the axis of rotation of the fan is perpendicular to the air inlet opening of the fan housing.
  • an air outlet opening is provided on the fan housing, through which air can escape from the fan housing in the radial direction.
  • the air outlet opening of the fan housing is also referred to as the air outlet opening of the fan.
  • the connecting channel can be attached directly to the suction opening.
  • a grease filter unit is provided at the suction opening, which extends downwards and the connecting channel is connected to the suction opening via the grease filter unit. Air is directed from the suction port to the blower via the connecting duct.
  • the connecting channel may be a one-piece channel, which may for example consist of plastic.
  • the connecting channel may consist of channel or pipe pieces which are connected to each other. These duct or pipe sections may be made of plastic.
  • the connecting channel may comprise hose elements or consist of a hose.
  • the extractor device is preferably installed in a piece of furniture, which is also referred to as kitchen furniture.
  • the suction opening of the extractor device lies in the area of the upper side of the piece of furniture in which the hob is usually inserted.
  • top, bottom, front and rear refer to the extractor device and its components in the mounted, i. in a piece of furniture, which is also referred to as kitchen furniture, built-in state.
  • the suction opening of the extractor device is preferably in the horizontal.
  • the front of the piece of furniture and the extractor device and its components is the user-facing side.
  • the rear side represents the side facing away from the front and is usually facing a room wall or is applied to this.
  • the dimension in the direction between the front and the back is referred to as depth, and the dimension perpendicular to it in the horizontal is called width.
  • the dimension in the vertical is called height.
  • the extractor device is characterized in that a distributor space is provided in the flow direction downstream of the fan, which has at least one air outlet opening and which is at least partially bounded by sound damping material.
  • the air is guided by the fan to at least one air outlet opening of the extractor device.
  • the air outlet opening of the extractor device is an opening through which the air from the extractor device is issued.
  • the air outlet opening of the fan is arranged on or in the distributor chamber.
  • the at least one air outlet opening of the extractor device is arranged perpendicular to the air outlet opening of the fan at the distributor space.
  • the distributor space can also be referred to as an air outlet channel.
  • the air emerging from the air outlet opening of the blower is preferably deflected in order to reach the air outlet opening.
  • the distributor space is according to the invention at least partially limited by Schalldämpfungsmate- material.
  • sound-damping material is arranged on at least one part of at least one of the walls of the distributor space.
  • the soundproofing material may also be referred to as a soundproofing material.
  • the sound-damping material can be designed as a plate or mat or as a shaped body.
  • the sound damping material is made of foam.
  • the distributor space lies downstream of the fan in the flow direction, has at least one air outlet opening of the extractor device and is at least partially bounded by sound damping material, a number of advantages can be achieved.
  • the fan is at a distance from the air outlet opening of the extractor device, so that a direct noise leakage of noise generated by the fan is prevented via the air outlet opening.
  • at least part of the noise generated by the blower can be absorbed by the sound-damping material.
  • noise can be absorbed by the sound damping material, which occur by a deflection of the air flow to the fan.
  • the distributor space has a bottom opposite the air outlet opening of the fan.
  • the sound damping material is arranged on the floor.
  • the bottom of the distributor space is the lower surface of the distributor space.
  • the bottom of the distributor space forms the lower surface of the extractor device, which preferably rests on a room floor, in particular kitchen floor.
  • the floor of the distributor space therefore preferably represents a flat surface.
  • the air outlet opening tion of the fan of the extractor device is opposite the ground.
  • the blower is therefore arranged so that the air outlet opening of the blower points downwards. The exiting through the air outlet of the fan air is thus directed to the ground.
  • the sound damping material is arranged on the floor of the distribution space.
  • the sound deadening material is preferably provided on the bottom in the area opposite to the air outlet opening of the fan.
  • the sound damping material at least covers the area on the floor that corresponds to the vertical projection of the air outlet opening of the fan on the floor.
  • the area of the floor that is covered by the soundproofing material can also be larger than the area of the projection of the air outlet opening of the blower.
  • the air exiting the blower's air outlet is directed to the floor of the distributor room and is deflected by impact to the floor. This redirection can cause noise.
  • this noise development can be prevented or at least dampened.
  • the floor of the distribution space is completely covered by the sound damping material.
  • the at least one Lucasaustrittsöff tion of the extractor device is preferably located on the outer edge of the bottom of the distributor space.
  • the distributor space has a cover plate which lies opposite the base and in which the air outlet opening of the blower lies.
  • the cover plate can be aligned parallel to the ground.
  • the air outlet opening of the blower can lie in the surface of the cover plate.
  • the air outlet opening of the blower can be offset to the surface of the cover plate in the interior of the distributor space.
  • the air outlet opening of the blower for example, represent the end of an outlet, which extends through the cover plate the distributor space extends.
  • sound damping material is arranged in the interior of the distributor space on the cover plate.
  • sound damping material As arranged in the interior of the distribution space here sound damping material is referred to, which is arranged on the side of the cover plate, which faces the interior of the distribution space.
  • the sound damping material may, for example, be arranged around the air outlet opening of the blower.
  • a ring of foam material may be wrapped around the air outlet opening.
  • the sound damping material completely covers the cover plate around the air outlet opening of the blower.
  • the sound damping material extends from the air outlet opening to the outer edges of the cover plate.
  • the air outlet opening of the extractor device is preferably introduced on at least one of the sides of the distributor space.
  • the distribution space may have a box shape.
  • the base area of the box shape which is preferably formed by the bottom of the distributor space, can here be rectangular.
  • the air outlet opening of the fan is located in the box-shaped distribution chamber preferably centrally in the top of the box shape. If the upper side is formed by a cover plate, then the air outlet opening is located centrally in the cover plate.
  • the distributor space extends from the air outlet opening of the fan in at least two horizontal directions. As a result, the air that exits the air outlet opening of the blower in the vertical direction can be deflected in two horizontal directions.
  • the horizontal directions are preferably opposite to each other.
  • the distribution space may be formed, for example, by a channel having a rectangular cross-section.
  • the air outlet opening in the extractor device lies at the open end of the channel.
  • the underside of the rectangular cross section of the channel forms the bottom and the top of the rectangular cross section forms the cover plate of the distributor space.
  • the ser channel is arranged with a rectangular cross-section so that its longitudinal extent is parallel to the rear wall of the kitchen furniture, in which the extractor device is installed, so are the air outlet openings in the sides of the extractor device.
  • the distributor space can extend from the air outlet opening of the fan in three or four horizontal directions which are perpendicular to one another.
  • the distributor space can be formed, for example, by the bottom and the cover plate, which are connected to one another at three or four edges by way of struts or gratings.
  • the air outlet openings of the extractor device are formed by the distance between the struts or between grid elements. If the struts or the grille are provided only on three of the four edges of the base and the cover plate, then a side wall may be provided on the fourth edge. This is preferably located at the rear edge of the bottom of the distribution space. By such a configuration, the air exiting the air outlet opening of the blower can be discharged to the front and to the sides.
  • the air outlet opening of the fan in the width direction may be centered in the cover plate.
  • the distributor space can either form part of a fan housing and be designed in one piece with it or connect as a separate component down to the fan housing in which the fan and the at least one odor filter are provided.
  • the extractor device has a fan housing and the distributor chamber is formed in the lower region of the fan housing. At least the blower of the extractor device is accommodated in the blower housing.
  • the fan housing has an air inlet opening, which is connected to the connection channel, so that air can enter the fan housing via the air inlet opening, which has been sucked in via the suction opening of the extractor device from the hob.
  • the fan housing may have a box shape.
  • the air inlet opening is preferably provided in the top of the fan housing.
  • the distribution space is formed in the lower area of the fan housing.
  • the air outlet openings of the extractor device can be incorporated in the outer wall of the blower housing.
  • the bottom of the blower Housing forms in this embodiment, the bottom of the distribution space.
  • the distributor space can be delimited by an intermediate floor which forms the cover plate of the distributor space.
  • an opening is introduced, in which the air outlet opening of the fan is located, or through which protrudes an outlet nozzle of the blower, the lower end of which forms the air outlet opening of the blower.
  • blower housing By providing a blower housing, reliable supply of air to the at least one air inlet opening of the blower housing and thus into the blower can be ensured.
  • the air can be directed in the blower housing targeted to the at least one air inlet opening of the fan housing.
  • the construction of the extractor device is simplified.
  • the noise that can occur in a separate Verteilraurau mes, which is attached to a fan housing can be prevented.
  • the distributor space represents a separate component which is fastened to the fan housing of the extractor device.
  • the air flow in the distribution chamber also takes place via the air outlet opening of the blower.
  • the distributor space can be formed by a floor, at the edges of which walls, struts or bars are upwards. This floor can be connected to the bottom or bottom of the blower housing.
  • the bottom of the blower housing in this embodiment forms the cover plate of the distributor space.
  • At least one odor filter is arranged in the extractor device upstream of the fan in the flow direction.
  • the flow direction is the direction from the suction opening to the fan.
  • the at least one odor filter thus lies between the suction opening and the blower.
  • the at least one odor filter is arranged in front of an air inlet opening of the blower.
  • an odor filter for example, an activated carbon filter can be used. This may, for example, have the form of a mat or a shaped body.
  • the odor filter provides a pleated activated carbon film. term, which is kept in a framework. Via the odor filter, odors can be removed from the sucked-in fumes and vapors.
  • the escape of odors from the extractor device can be reliably prevented. Since the odor filter is arranged in front of the air inlet opening of the blower and preferably in the vicinity of the blower, this can also be made easily accessible to the user.
  • the fan is provided below the suction opening in the extractor device. Thus, the fan is in the range of the piece of furniture in which the hob and thus the suction opening of the extractor device are in the top. By opening the piece of furniture, for example by pulling out a drawer, the fan and thus the at least one odor filter for the user can be made accessible.
  • the odor filter which is provided in the fan housing, in the vicinity of the air inlet opening of the fan and in particular the fan housing can be arranged, whereby the noise attenuation is improved by the odor filter.
  • the noise produced by the at least one odor filter on the blower when sucking in air can be damped by the material of the odor filter.
  • the noise level which is perceptible to the user via the suction opening of the extractor device, can be minimized.
  • the at least one odor filter is preferably arranged in the fan housing of the extractor device.
  • the odor filter may be attached to the fan and / or attached to a wall of the fan housing.
  • the attachment of the odor filter is preferably a releasable attachment.
  • the odor filter can be inserted into a holder in the fan housing.
  • the odor filter completely covers the air inlet opening of the blower in the flow direction.
  • the odor filter for this purpose has a size which is equal to or greater than the area of the air inlet opening of the blower.
  • the odor filter completely covers the air inlet opening in a vertical projection onto the air inlet opening.
  • the odor filter is preferably provided in the immediate vicinity of the air inlet opening.
  • the at least one odor filter may be inclined to the surface of the air inlet opening of the fan.
  • An inclined arrangement is an alignment Design of the odor filter, in which the angle between the fan axis and the surface of the odor filter is not equal to 90 °.
  • the fan is a radial fan and the fan axis of the fan, that is the fan of the fan, lies in the horizontal len.
  • the diameter of the fan is in the vertical len and thus perpendicular to a hob, which is in the top of a piece of furniture, in which the extractor device is integrated, is introduced.
  • the fan axis can lie in the horizontal plane parallel or perpendicular to a wall of the piece of furniture, in particular to the rear wall of the piece of furniture in which the extractor device is integrated.
  • the dimension of the fan in the direction of the fan axis may be less than the dimension of the fan in the radial direction or in the direction of the diameter.
  • the blower can be arranged in the extractor device so that the fan axis is perpendicular to the rear wall of the furniture in the horizontal.
  • the air inlet opening of the fan is parallel to the rear wall of the furniture in this embodiment.
  • an odor filter is preferably placed in front of the fan, i. on the side of the blower facing away from the rear wall. As a result, the odor filter can be reached from the front by the user of the extractor device.
  • the fan axis of the fan is parallel to the rear wall of the furniture.
  • the at least one air inlet opening of the fan is perpendicular to the rear wall of the furniture.
  • the at least one odor filter is thus adjacent to the blower and is also accessible to the user of the extractor device from the front.
  • the installation space that is used in the depth direction of the furniture is low, since, provided an odor filter in the flow direction in front of the fan, this odor filter is located next to the fan and thus the dimension of the extractor device in the depth direction Area of the blower not enlarged. The storage space in the piece of furniture that is available after installation of the extractor device is therefore maximized.
  • the blower is a double-flow blower.
  • the double-flow blower is a blower which has two air inlet openings. These air inlet openings are perpendicular to the fan axis and are provided on opposite sides of the fan housing.
  • the double-flow fan preferably has only one fan.
  • the double-flow fan is preferably arranged so that the fan axis lies in the horizontal parallel to the rear wall of the furniture. Thus, the air inlet openings of the fan are perpendicular to the rear wall of the furniture.
  • the odor filter (s) which are arranged upstream of the respective air inlet opening in the direction of flow, thus lie laterally next to the fan and are accessible to the user of the extractor device from the front.
  • a fan with a smaller diameter can be used for the same power.
  • the storage space in the piece of furniture, in which the extractor device is integrated further maximized.
  • the extraction of fumes and vapors can be done reliably even with a lower performance of the fan. As a result, the noise is further reduced when sucking the air into the fan.
  • At least one wall of the blower housing is releasably secured.
  • the front wall of the blower housing is detachably connected to the further side walls of the blower housing.
  • the front wall is the wall closest to the user of the extractor device in the installed state.
  • the front wall of the blower housing is thus facing away from the rear wall of the furniture.
  • the present invention relates to a kitchen furniture with at least one hob.
  • the kitchen furniture is characterized in that in the kitchen furniture at least one extractor device according to the invention is integrated.
  • a kitchen cabinet namely a cabinet of the kitchen called.
  • the kitchen cabinet can be integrated in a kitchenette, or a cooking block.
  • the kitchen furniture is referred to below as furniture.
  • a hob is provided according to the invention.
  • the hob is preferably used in a countertop of kitchen furniture or placed on this.
  • the hob may, for example, represent an induction hob.
  • At least one extractor device according to the invention is integrated, which is designed according to the present invention. Integrating here is a fitting of the extractor device in the kitchen furniture. In this case, the extractor device can at least partially project beyond boundary walls of the kitchen furniture, in particular the floor.
  • the extractor device has a suction opening.
  • the suction opening can be located inside the hob, for example, be arranged centrally in the hob. In this case, the suction opening can extend over the depth of the hob.
  • the suction opening may in this case have a rectangular or round shape.
  • it is also possible that the suction opening is arranged adjacent to the hob.
  • a suction opening of the extractor device can be provided on each side edge of the hob. The provision of a suction opening at the front or rear edge of the hob is also possible.
  • the hob is arranged in the top of the kitchen cabinet and the suction opening of the extractor device is in the range of the hob.
  • the fan is located in the rear area of the kitchen cabinet.
  • the fan is preferably arranged offset from the suction opening of the extractor device to the rear.
  • the fan is located near the rear wall of the kitchen cabinet.
  • a connecting channel is provided according to the invention.
  • the connecting channel preferably extends downwards from the suction opening, in order then to pass into a region running backwards parallel to the suction opening.
  • the parallel region is adjoined by a further deflection over which the connecting channel merges into a region extending vertically downwards.
  • the vertical downward area lies parallel to the rear wall of the kitchen cabinet.
  • the lower end of the vertically extending region of the connecting channel is preferably connected to a fan housing.
  • the distribution space of the extractor device protrudes downwards over the bottom of the kitchen cabinet.
  • the side walls of this distributor space have openings which serve as air outlet openings on the extractor hood.
  • the air outlet openings can be introduced in the side walls of the distributor space and / or in the front of the distributor space. If the piece of furniture is not arranged on a mounting wall, the air outlet openings can also be provided in the rear of the distributor space.
  • the floor of the distribution room can stand up on the room floor, ie kitchen floor.
  • Kitchen furniture usually has feet, by means of which the bottom of the kitchen furniture at a distance to the room floor of the room in which the kitchen furniture stands, ie a kitchen floor is produced. In this distance is preferably the distributor space. If the distributor space represents a lower area of a fan housing, then the fan housing preferably extends through the bottom of the kitchen unit so that the distributor space lies below the bottom of the kitchen cabinet. If the distributor space is a separate component which is connected to a blower housing, the blower housing can be completely accommodated in the kitchen furniture.
  • the blower inside the kitchen cabinet i. arranged above the floor of the kitchen cabinet.
  • the arrangement of the blower inside the kitchen cabinet dampens the noises generated by the blower through the walls of the kitchen cabinet.
  • the overall noise level generated by the fan and perceivable by the user is reduced.
  • noises are prevented from exiting through the suction opening of the extractor device by the odor filter or the odor filter, and the further noises of the fan, such as vibrational noises, are damped by the walls of the kitchen cabinet.
  • the air outlet opening of the extractor device is at a distance from the air outlet opening of the fan.
  • soundproofing material is also provided in the distributor space which extends between the air outlet opening of the blower and the air outlet opening of the extractor, the noise generated at the fan can be absorbed.
  • FIG. 1 shows a schematic perspective view of an embodiment of the extractor device according to the invention
  • FIG. 2 shows a schematic representation of the blower housing of an embodiment of the extractor device according to the invention
  • FIG. 3 shows a schematic sectional view of an embodiment of the kitchen cabinet according to the invention with a fume extraction device according to the invention
  • FIG. 4 shows a schematic perspective view of the embodiment of the extractor device according to FIG. 1 in the region of the fan housing
  • FIG. 5 shows a schematic, perspective sectional view of the embodiment of the extractor device in the region of the fan housing according to FIG. 4.
  • FIG. 1 shows a schematic perspective view of an embodiment of the extractor device 3 according to the invention.
  • the extractor device 3 has a suction opening 30, a connecting channel 34, a fan (not visible), which is accommodated in a fan housing 31, and a distributor space 312. It can be seen in the embodiment of FIG. 1 that a grease filter unit 35 extends downwards from the suction opening 30.
  • the grease filter unit 35 is followed by a connecting duct 34.
  • the extractor device 3 can also be formed without a separate grease filter unit, in which case the grease filter unit can be integrated in the connecting channel 34.
  • the connecting channel 34 initially has a horizontally extending region.
  • connecting channel 34 On the rear side of the horizontally extending region there is a deflection, through which the connecting channel 34 merges into a vertical downwardly extending region.
  • the lower end of the connecting channel 34 rests on the upper side of a fan housing 31.
  • the air inlet opening 314 of the blower housing 31 is accommodated inside the lower end of the connecting channel 34.
  • the fan housing 31 has a box shape in the illustrated embodiment.
  • a shoulder is provided in the front of the blower housing 31.
  • the depth of the fan housing 31 increases from above, where the air inlet opening 314 is provided, down.
  • an air-guiding element 31 1 is provided in the blower housing 31.
  • the air guide element 31 1 has a roof shape and is arranged centrally below the air inlet opening 314.
  • the air flow which enters the blower housing 31 via the air inlet opening 314 is thus split over the air guide element 311.
  • Blower not visible in Figure 3
  • the distributor space 312 is arranged below the blower 33.
  • this constitutes a separate component.
  • the distributor chamber 312 is formed by a frame which has a base 317 and struts which project upwards at the corners.
  • the air outlet opening 313 of the fan housing 31 and thus the extractor device 3 extends over the entire depth of the fan housing 31, and over the front and back of the distribution chamber 312.
  • a diaphragm 36 is shown, which prevents the air outlet over the middle front region of the distributor chamber 312. This allows the user to be protected from drafts.
  • upper and lower sound damping material 315, 316 are arranged in the distribution space 312 in the distribution space 312 in the distribution space 312 upper and lower sound damping material 315, 316 are arranged.
  • the lower acoustic damping material 316 covers the bottom 317 of the distributor chamber 312 and the upper acoustic damping material 315 is arranged on the upper side of the distributor chamber 312.
  • the upper side of the distributor chamber is also referred to as a cover plate and is formed in the illustrated embodiment by the bottom of the fan housing 31.
  • the sound damping material 315, 316 is formed by mats or plates, which preferably consist of foam material.
  • FIG. 2 shows a schematic representation of the blower housing 31 of an embodiment of the extractor device 3 according to the invention. Only the lower part of the fan housing is shown in FIG. 2 and the components in the fan housing 31 are shown in a schematic front view.
  • a blower 32 is accommodated in the blower housing 31.
  • the blower 32 is a double-flow blower.
  • the air inlet openings 321 are perpendicular to the fan axis 322 of the blower 32.
  • the fan axis 322 lies in the horizontal.
  • the odor filter 33 Adjacent to the air inlet openings 321, outside the fan housing 320, in front of each air inlet opening 321, there is an odor filter 33. set embodiment, the odor filter 33 each have a box shape. The odor filters 33 are arranged inclined to the respective air inlet opening 321. In particular, the upper edge of the odor filter 33 abuts against the fan housing 320 of the blower 32 above the air inlet opening 321.
  • the distribution space 312 is integrated in the blower housing 31.
  • an intermediate bottom 318 of the fan housing 31, which closes down the area in which the blower 32 is accommodated in the blower housing 31, forms the top or cover plate of the distributor chamber 312.
  • the bottom 317 of the blower housing 31 forms therewith Embodiment, the bottom of the distribution chamber 312.
  • the air outlet openings 313 to the distribution chamber 312 are formed by openings in the wall of Gebläsegephinu- ses 31st
  • the fan housing 320 has an outlet connection, through which the air outlet opening 323 of the fan housing 320 is formed.
  • the outlet port of the fan housing 320 projects through the intermediate bottom 318 of the blower housing 31 in the illustrated embodiment.
  • Below the intermediate bottom 318 of the blower housing 31 is the distributor chamber 312.
  • the distributor chamber 312 is fluidically connected via the air outlet opening 323 of the fan housing 320 to the interior of the fan housing 320.
  • the floor 317 of the distribution space 312 is covered by sound damping material 316 in the illustrated embodiment. Also at the top of the distribution space 312 is provided sound damping material 315.
  • the sound damping material 315 extends over the entire surface of the upper side of the distributor chamber 312 in the interior of the distributor chamber 312 and is penetrated by the outlet connector of the fan housing 320.
  • the arrows S in FIG. 2 indicate the air flow which results in the blower housing 31.
  • air is drawn in through the blower 32.
  • the air first penetrates the two odor filters 33 before it enters the air inlet openings 321 of the fan housing 320.
  • the air is conveyed to the outlet nozzle and leaves the fan housing 320 via the air outlet nozzle. Opening 323.
  • the air thus discharged is deflected in the distribution chamber 312 and directed in the horizontal direction to the air outlet openings 313 of the fan housing 31 and thus the air outlet openings 313 of the extractor device 3.
  • FIG. 3 shows a schematic sectional view of an embodiment of the kitchen furniture 1 according to the invention with a fume extraction device 3 according to the invention.
  • the vertically extending region of the connecting channel 34 lies in the rear region of the kitchen cabinet 1.
  • the depth of the connecting channel is small.
  • the blower housing 31 is arranged below the connecting channel 34. This extends in the illustrated embodiment through the bottom 13 of the kitchen cabinet 1 through to the bottom B of the kitchen.
  • the kitchen furniture in the illustrated embodiment, a worktop 10, in which a hob 20 is received.
  • drawers In the front of the kitchen cabinet 1 drawers are provided.
  • the drawers include drawers 1 1, 12 which extend into the interior of the kitchen cabinet 1 and are slidably mounted.
  • the depth of the upper drawer 11 in the illustrated embodiment is greater than the depth of the lower drawer 12.
  • the upper drawer 1 1 is located at the height in which runs in the rear region of the kitchen cabinet 1, the vertical region of the connecting channel 34 ,
  • the lower drawer 12 is at the height in which the fan housing 31 of the extractor device 3 extends in the interior of the kitchen cabinet 1.
  • the bottom 13 of the kitchen cabinet is offset up to the floor B of the kitchen and is held by a foot 14. In FIG. 3, only one foot 14 is visible. However, it is also within the scope of the invention and is preferred that at least two feet preferably four feet 14 are provided on the bottom 13 of the kitchen cabinet 1.
  • the distribution space 312 is shown as an integral part of the blower housing 31.
  • the distributor space 312 can also be provided as a separate component in this embodiment.
  • the distribution space 312 is disposed in the area where the blower housing 31 extends downwardly above the floor 13 of the kitchen cabinet 1. Thus, air can be blown out below the bottom 13 of the kitchen furniture 1 via the air outlet openings (not shown).
  • FIG. 4 shows an embodiment of a vapor extraction device 3 in the region of the fan housing 31 as a schematic perspective view.
  • This embodiment shows the fan housing 31, as shown in the embodiment of the extractor device 3 in Figure 1.
  • an inlet stub whose upper end serves as the air inlet opening 314 of the blower housing 31.
  • an electronics 324 of the blower 32 is indicated.
  • the electronics 324 is arranged above the blower housing 320.
  • the odor filter 33 represents a pleated odor filter.
  • the frame which is visible in the right-side odor filter 33 is not shown. Furthermore, it can be seen from FIG. 4 that the walls of the distributor space 312 are formed by a grid.
  • the air outlet openings 313 are thus gebil det in the embodiment of Figure 4 by the spaces between the webs of the grid gebil det.
  • FIG. 5 shows a schematic perspective sectional view of the embodiment of the extractor device 3 in the region of the fan housing 31 according to FIG.
  • the air guiding element 311 is arranged centrally below the air inlet opening 314.
  • the roof-shaped spoiler 311 covers the electronics 324 upwards.
  • Below the electronics 324 the blower 32 is arranged.
  • the air outlet opening 323 of the fan housing 320 is formed by an outlet connection.
  • the outlet nozzle protrudes into the distribution space 312.
  • the outlet nozzle protrudes through the upper Schalldämpfungsma- material 315 therethrough.
  • the bottom 317 of the distribution space 312 is covered by the lower sound damping material 316.
  • the odor filters 33 are arranged inclined to the air inlet openings (not visible in FIG. 5).
  • a double-flow blower installed in a blower housing is used.
  • a fan outlet is a blower housing.
  • the depth of the kitchen cabinet can be 600 mm.
  • the suction opening can be For example, lie in a recess in a hob and have a depth of 520 mm.
  • the distance between the rear wall of the kitchen cabinet and the suction opening may be for example 50 mm.
  • the height that lies between the suction opening and the lower end of a horizontally extending region of the connecting channel for example, 170 mm.
  • the depth of the vertically extending region of the connecting channel may be, for example, 100 mm.
  • the depth of the Gebläsegephinu- ses for example, 230 mm.
  • an upper drawer for example, a depth of 450 mm and a lower drawer have a depth of 340 mm. If the depth of the kitchen furniture, in particular the depth of the worktop, for example, 700 mm or more than 900 mm, the upper drawer can each have either 550 or 600 mm depth.
  • the lower drawer can in this embodiment, for example, 440 or 600 mm in depth.
  • the present invention provides an integrated solution.
  • a very low noise level can be achieved.
  • this is done via sound damping material, which is provided in the distribution space.
  • the soundproofing material may also be referred to as absorption material and may be, for example, a mat.
  • the 5 brings a low noise with it and on the other can be provided in a simple way with a sound insulation.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)

Abstract

La présente invention concerne un dispositif de hotte aspirante destiné à une table de cuisson, qui comporte dans la partie supérieure au moins un orifice d'aspiration (30), un ventilateur (32) disposé décalé vers le bas par rapport à l'orifice d'aspiration (30) et un canal de liaison (34) entre l'orifice d'aspiration (30) et le ventilateur (32). Le dispositif de hotte aspirante (3) est caractérisé en ce que, dans le sens du flux en aval du ventilateur (32), un espace de distribution (312) est prévu qui comporte au moins une sortie d'air (313) et qui est au moins partiellement délimité par un matériel insonorisant (315, 316). L'invention concerne également un meuble de cuisine équipé d'au moins une table de cuisson. Le meuble de cuisine (1) est caractérisé en ce que, dans le meuble de cuisine (1), au moins un dispositif de hotte aspirante (3) est intégré.
EP18796688.2A 2017-11-17 2018-11-09 Dispositif d'une hotte aspirante destiné à une table de cuisson et meuble de cuisine équipé d'un dispositif de hotte aspirante Pending EP3710755A1 (fr)

Applications Claiming Priority (2)

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EP17290152 2017-11-17
PCT/EP2018/080798 WO2019096699A1 (fr) 2017-11-17 2018-11-09 Dispositif d'une hotte aspirante destiné à une table de cuisson et meuble de cuisine équipé d'un dispositif de hotte aspirante

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EP3710755A1 true EP3710755A1 (fr) 2020-09-23

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Publication number Priority date Publication date Assignee Title
JP2022544114A (ja) 2019-08-07 2022-10-17 エーエヌエイチ イノベーション， インコーポレイテッド プレナム及びディフューザー付き可動式再循環グリル
CN112240582B (zh) * 2020-09-15 2021-11-26 宁波方太厨具有限公司 风机、吸油烟机及风机的降噪方法

Citations (1)

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Publication number Priority date Publication date Assignee Title
US3503465A (en) * 1966-08-05 1970-03-31 Chiyoda Chem Eng Construct Co Silencer for suction or discharge of fluids under pressure

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Publication number Priority date Publication date Assignee Title
DE7203902U (de) * 1973-09-20 Zenkner K Herdeinheit
DE102008033792B4 (de) * 2008-07-18 2021-04-29 BSH Hausgeräte GmbH Umluftmodul und Dunstabzugsvorrichtung
DE102009027170A1 (de) * 2009-06-24 2010-12-30 BSH Bosch und Siemens Hausgeräte GmbH Externes Gebläse für Dunstabzugsvorrichtung
DE202016104769U1 (de) 2015-09-03 2016-09-15 Faber S.P.A. Vorrichtung mit einstellbarer Länge zum Absaugen von Dämpfen von einem Kochfeld und das in einem Möbelstück integriert ist, das dieses Kochfeld trägt

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3503465A (en) * 1966-08-05 1970-03-31 Chiyoda Chem Eng Construct Co Silencer for suction or discharge of fluids under pressure

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