EP3475622A1 - Élément intégrable pour ventilateur de table de cuisson - Google Patents

Élément intégrable pour ventilateur de table de cuisson

Info

Publication number
EP3475622A1
EP3475622A1 EP17732422.5A EP17732422A EP3475622A1 EP 3475622 A1 EP3475622 A1 EP 3475622A1 EP 17732422 A EP17732422 A EP 17732422A EP 3475622 A1 EP3475622 A1 EP 3475622A1
Authority
EP
European Patent Office
Prior art keywords
insert
collecting element
filter element
ventilator
collecting
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.)
Granted
Application number
EP17732422.5A
Other languages
German (de)
English (en)
Other versions
EP3475622B1 (fr
Inventor
Walter Könneker
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of EP3475622A1 publication Critical patent/EP3475622A1/fr
Application granted granted Critical
Publication of EP3475622B1 publication Critical patent/EP3475622B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F24C15/2021—Arrangement or mounting of control or safety systems
    • 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
    • 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
    • F24C15/2035—Arrangement or mounting of filters

Definitions

  • the invention relates to an insert for a hollow ventilator.
  • the invention further relates to a well ventilator with such an insert.
  • the invention relates to a hob system with such a tray ventilator.
  • tray fans there is a continuing need to improve tray fans, especially with regard to the degree of grease separation and / or their cleaning.
  • an insert for a well ventilator according to claim 1 and a well ventilator with a corresponding insert is to form the insert with a removable filter element and a removable collecting element for receiving liquid, wherein the collecting element has at least one wall, which serves as a flow guide for the deflection of a cooking vapor stream.
  • the filter element and the collecting element are in particular formed together. This is not mandatory.
  • the filter element and the collecting element can also be formed in one piece. They are in particular designed such that they are in the inserted state in the housing of the well ventilator, in particular in the flow channel, directly adjacent to each other, in particular abut each other.
  • the collecting element forms a component of a flow channel for the cooking steam stream, especially when inserted.
  • it forms part of a transition from one or more cooker inlet openings to a channel for the removal of cooking fumes.
  • the at least one inlet opening can be arranged in particular in the region of a hob level. It may in particular be round, in particular circular, or rectangular.
  • the serving as a flow guide wall of the collecting element leads in particular to a deflection of the cooking vapor stream by about 90 °, in particular by at least 10 °, in particular by at least 30 °, in particular by at least 45 °, in particular by at least 60 °.
  • the deflection of the cooking vapor stream by means of the wall of the collecting element serving as a flow-guiding surface can be defined here in particular by the angle which an outflow-side tangential plane to the outer circumferential outer wall of the collecting element with an inflow-side tangential plane to the inner wall of the catch element.
  • the channel for discharging cooking fumes can be, in particular, a flat channel, in particular with an aspect ratio of width to height of the flat channel of at least 2: 1, in particular at least 3: 1, in particular at least 5: 1.
  • the aspect ratio is less than 100: 1, in particular less than 50: 1.
  • the flat channel has a flow cross-section of at least 100 cm 2 , in particular at least 150 cm 2 , in particular at least 200 cm 2 , in particular at least 250 cm 2 , in particular at least 300 cm 2 .
  • the flow cross-section is in particular at most 1000 cm 2 .
  • the collecting element By forming the collecting element with at least one wall, which serves as a flow guide for deflecting the cooking vapor stream, in particular its fluidic properties are improved. This contributes to a more efficient extraction of the cooking fumes and to a reduced noise development.
  • the insert can be removed as a whole.
  • the filter element and the collecting element can in particular be firmly connected to one another. In particular, it is possible to form the collecting element in one piece with the filter element.
  • the filter element is removable separately from the catch element.
  • the filter element has in particular a handle, for example in the form of a recessed grip.
  • the handle can also be arranged foldable or extendable in a wall of the filter element.
  • the collecting element has a handle.
  • the handle may be formed according to the handle of the filter element.
  • the wall of the collecting element serving as a flow guide surface is curved or curved.
  • the wall can also be configured in sections.
  • the insert is designed in such a way that, when the insert is inserted, it encloses, at least in some areas, an angle of at least 3 °, in particular at least 5 °, in particular at least 10 ° with the horizontal.
  • it is designed in such a way that it encloses, in the inserted state of the insert in the region of a side wall, in particular on the inflow side, at least in regions an angle of at least 10 ° with the vertical.
  • this information refers to the orientation of a tangential plane to this wall. As a result, a deflection of the cooking vapor stream is improved.
  • the course of the wall which serves as a flow guide, can essentially be described by a continuously differentiable function.
  • the wall is preferably formed edge-free.
  • the wall is in particular an outer wall of the flow channel.
  • the wall of the collecting element which serves as a flow-guiding surface for deflecting the cooking-vapor stream, can, in particular, pass over substantially without edges into a wall of the filter element.
  • the filter element and the collecting element can be assembled in such a way that a wall of the filter element and a wall of the collecting element form a substantially edge-free flow guide surface for deflecting the cooking-steam flow.
  • flow-guiding means in particular in the form of one or more
  • Flow guide be arranged. These can also serve to produce a targeted turbulence of the cooking vapor stream.
  • all of the flow cross section of the insert defining walls of the filter element and the collecting element are formed accordingly.
  • Strömungsleit Structure wall of the insert By acting as Strömungsleit Structure wall of the insert, the structural design of the housing of the hollow fan is simplified.
  • the housing may be formed in particular at right angles. Through the use of this caused flow losses, especially in the corner regions of the housing avoided.
  • the insert in particular the wall serving as a flow guide surface, the formation of dead spaces in the housing of the depression ventilator can be reliably prevented.
  • the collecting element and / or the filter element is designed such that they form a substantially edge-free continuation of a horizontal flow section in the region of the inner radius of the flow channel.
  • the flow channel has no sharp-edged deflections, in particular no sharp-edged 90 ° deflections.
  • a deflection with a radius of curvature of less than 1 mm is referred to as sharp-edged.
  • the effective flow area, apart from specially provided Verwirbe- means substantially edge free, in particular free of unwanted sharp-edged deflection.
  • the insert is in particular designed such that the areas thereof, which serve as flow ducts for the cooking steam stream, in particular the walls of the collecting element, which serve as flow control surfaces for deflecting the cooking steam stream, a radius of curvature of at least 1 cm, in particular at least 2 cm.
  • the collecting element is essentially edge-free, in particular free of dead space.
  • the entire insert is formed substantially free of dead space. In particular, it has a flow-optimized design.
  • the filter element and / or the collecting element is self-centering. This is understood to mean that it slides by itself in the intended end position when inserted into the hollow ventilator.
  • This can be achieved for example by means of guide means on the outside of the collecting element and / or the filter element, which are provided with suitable guide means in the housing of the tray ventilator, in particular on the inside of the opening for insertion of the insert.
  • the guide means may be in the form of grooves, projections, guide slots and the like.
  • a self-centering design of the filter element and / or the catch element can also be supported by a suitable arrangement of the respective center of mass of these elements.
  • the relative position of the center of gravity with respect to the handle or elements of the filter element and / or the collecting element Elements can be influenced the orientation of these elements when inserting into the tray fan.
  • the filter element and the collecting element are designed in such a way that, when they are inserted into the hollow ventilator, they slide by themselves into the intended joined relative position of these two elements relative to one another.
  • suitable guide means may be provided on the filter element and / or on the collecting element.
  • the guide means on the filter element and / or on the collecting element are in particular complementary to one another, in particular intermeshing, formed. It may in particular be mechanical guide means.
  • the assumption of the intended relative position of the filter element and the collecting element can also be supported by alternative guiding means, for example by magnetic guiding means.
  • the exact relative position of the filter element and the collecting element in the inserted state is determined solely by their interaction with the housing of the hollow ventilator. They slide when inserting into the tray ventilator, in particular in the intended positions. They are in the inserted state to each other. They are in the inserted state in particular form-fitting to each other. In particular in the region in which they rest against one another in the inserted state, they have a substantially identical inner border and / or a substantially identical outer border.
  • the filter element and / or the collecting element is formed asymmetrically.
  • it has targeted asymmetrical guide means.
  • the filter element and / or the collecting element may be formed substantially symmetrically to a central plane.
  • the filter element is formed in two or more parts.
  • it has a frame and one or more filter layers arranged thereon.
  • the frame is preferably made of plastic. It can also be made of metal, in particular aluminum or stainless steel. It is preferably made of a corrosion-resistant, moisture-insensitive and heat-resistant material.
  • the filter layers are preferably made of stainless steel. They may be formed in particular as double layers of a stainless steel knit. In particular, one, two, three, four, five, six, seven, eight or more such double layers may be provided.
  • the filter layers have in particular a curved design. As a result, the total available in the available width of the filter element overall surface of the filter is increased.
  • the curvature of the filter layers has a radius of curvature of less than 100 cm, in particular less than 50 cm, in particular less than 30 cm, in particular less than 20 cm.
  • Different filter layers can have different radii of curvature.
  • the filter layers can in particular be arranged concentrically be.
  • the upper filter layers may have a smaller radius of curvature than the lower filter layers.
  • the filter layers can cover identical angular ranges. In other words, they can have different extensions in the circumferential direction.
  • the filter layers are in particular curved around a horizontally aligned axis.
  • the filter element is preferably dishwasher-safe. As a result, the cleaning of the same is greatly simplified.
  • the collecting element is formed at least regionally, in particular completely made of plastic. This leads to a particularly low weight of the collection
  • the collecting element is particularly resistant to moisture and heat. It is especially dishwasher safe.
  • the collecting element has a cooking-steam outlet opening. This is followed in the inserted state of use a cooking vapor discharge channel.
  • the transition from the collecting element to the cooking-vapor discharge channel is preferably substantially free of edges.
  • the transition has such a flow-optimized shape that swirling of the cooking-steam flow in this area is reduced, in particular largely avoided.
  • the collecting element at the transition to the cooking-vapor discharge channel in particular in the region of the cooking vapors Outlet opening, a tear-off edge.
  • the spoiler edge is used in particular for generating a targeted turbulence of the cooking vapor stream in this area.
  • the collecting element is designed as a collecting trough or comprises at least one corresponding trough or at least one trough-shaped region.
  • the collecting element in particular the collecting trough, has a collecting volume of at least 50 ml, in particular at least 100 ml, in particular at least 200 ml, in particular at least 300 ml, in particular at least 500 ml, in particular at least 700 ml.
  • the collection volume is usually less than 2000 ml, in particular less than 1000 ml.
  • the collecting element forms a transition piece between the filter element and the downstream side channel for discharging the cooking vapor stream.
  • the transition from the filter element to the catch element is substantially free of edges.
  • the collecting trough may have an at least partially liquid-permeable lid.
  • the cover can in this case serve in particular as a flow guide.
  • the flow of the cooking vapor stream through the collecting element can be further improved.
  • openings, in particular bores or slots can be provided in the lid.
  • At least one signal-emitting element is provided on the filter element and / or on the collecting element.
  • This may be a mechanical, electrical or magnetic signaling element.
  • the at least one signaling element cooperates with a matching receiving device in the well ventilator.
  • This signal can be forwarded via a signal connection to a control device of the tray ventilator.
  • This makes it possible to form the control of the well ventilator such that the well ventilator is functional only in a correctly used insert or only in a correctly used collection element and / or a correctly inserted filter element.
  • it can also be provided to output a signal, in particular an optical or acoustic signal, in the case of a filter and / or collecting element which is not inserted correctly.
  • one or more sensors can be provided in the collecting element and / or in the filter element. With the help of such sensors, the operating state of these elements can be monitored. With the help of a sensor in the collecting element can be detected in particular the amount of liquid in the collecting element or exceeding a predetermined amount of liquid in the collecting element. With the aid of a sensor in the filter element, its load can be Detect state or its remaining capacity, so that can be detected when the filter should be cleaned.
  • the tray ventilator has in particular an improved cleaning possibility. It also has in particular improved fluidic properties.
  • the hob system may in particular be an assembly unit.
  • the cooktops and the tray ventilator are integrated into a single common installation unit.
  • the mounting unit has a particularly compact construction. In particular, it has a total installation height in the range of less than 30 cm, in particular less than 25 cm, in particular less than 20 cm, in particular less than 18 cm, in particular less than 16 cm, in particular less than 15 cm.
  • the assembly unit can be delivered fully assembled. It can be used in a recess in a worktop.
  • the lower cabinet provided in the area of the mounting unit does not have to be modified in this case. It is sufficient to take only a top drawer and replace it with a panel.
  • FIGS. Show it: schematically a view of a cooktop system with two cooktops and a cavity ventilator arranged therebetween, a perspective view of an insert for a
  • FIG. 2 a view of the catch element of the insert according to FIG. 2, a side view of the filter element according to FIG 4, a schematic sectional view through a section of a hob system in the region of a tray ventilator, the catch element of the insert being removed, a view according to FIG. 7 with an insert inserted in the tray ventilator, a view according to FIG. 8 with a further alternative an insert for the tray ventilator,
  • FIG. 10 shows a view according to FIG. 8 with a further alternative of an insert for the tray ventilator
  • FIG. Fig. 1 1 is a view of FIG. 8 with a further alternative of an insert for the tray ventilator
  • Fig. 12 is a view of an alternative of the collecting element.
  • the cooktop system 1 comprises at least one hob 2.
  • the cooktops 2 may essentially be any cooktops. In particular, these may be induction hobs, gas hobs, Tepan Yaki hobs, cooktops for a wok, electric cooktops or hot plates, barbecues or other cooktops.
  • control knobs 3 are provided for operating the hobs 2.
  • An operation by means of touch-sensitive sensors, which may be integrated in particular in the hobs 2, is also possible.
  • An operation via a separate operating module is also conceivable.
  • the cooktops 2 non-self-sufficient, d. H. without own control electronics, be formed.
  • the structure of the cooktops 2 can be simplified. It is particularly possible to reduce the overall height of the hobs 2. In particular, it may be at most 10 cm, in particular at most 6 cm, in particular at most 5 cm, in particular at most 4 cm, in particular at most 3 cm, in particular at most 2 cm.
  • the hob system 1 comprises a tray ventilator 4.
  • the tray ventilator 4 forms a device for extracting cooking fumes.
  • the tray ventilator 4 is arranged between the two cooktops 2. It can also be arranged laterally of the cooktops 2 or in the area behind the cooktops 2.
  • the cooking fume inlet opening 5 is elongated, in particular rectangular.
  • the cooking-steam inlet opening 5 has an aspect ratio of at least 2: 1, in particular at least 3: 1, in particular at least 5: 1, in particular at least 10: 1.
  • the aspect ratio of the cooking-vapor inlet opening 5 is at most 100: 1, in particular at most 50: 1.
  • a plurality of cooking-steam inlet openings 5 it is possible to provide two or more cooking-steam inlet openings 5, in particular slot-shaped cooking-steam inlet openings 5. These can in particular be aligned parallel to one another.
  • the cooking fume inlet opening 5 is reversibly closed in particular by means of a closure element 6.
  • these can each separately, d. H. independently of each other, be reversibly closed by means of closure elements 6.
  • a control knob 7 is provided to operate the hollow ventilator 4.
  • the well ventilator 4 is arranged in particular in the region of a cooking surface plane 8. It is used for the extraction of cooking fumes from the area above the cooking field level 8 in an area below the cooking field level 8. It is therefore also referred to as Downdraft system (deduction down).
  • the cooking fume inlet opening 5 is preferably arranged stationary relative to the hob area 8.
  • the region of the hollow ventilator 4 with the cooking-steam inlet opening 5 is displaceable in the direction perpendicular to the cooking surface plane 8.
  • the cooking fume inlet opening 5 can be provided to arrange the cooking fume inlet opening 5 a few millimeters above the hob area 8. As a result, the risk of unwanted intrusion of liquid in the well ventilator 4, especially in the case of overcooking of liquids, can be significantly reduced. It can also be provided, in particular, to design the cooking-steam inlet opening 5 in such a way that it can be made to be stored in a position a few millimeters above the cooking-surface level during operation of the tray-type ventilator 4. It can be arranged in this case in the switched-off state of the hollow ventilator 4 in alignment with the cooking surface 8.
  • the hob system 1 is modular. In this case, essentially freely selectable cooktops 2 can be flexibly combined with one or more of the tray ventilators 4.
  • the hob system 1 can also be designed as a mounting unit.
  • one or more cooktops 2 with one or more well ventilators 4 are integrated into a single system. They are especially in arranged a common housing. This must be used for mounting only in a recess in a worktop 9.
  • a kitchen cabinet 1 1 can be used essentially without restriction.
  • the kitchen cabinet 1 1 generally forms a kitchen furniture.
  • the hob system 1, in particular the tray ventilator 4 can be integrated in the kitchen. In particular, they can be integrated into the kitchen furniture at the factory.
  • the assembly unit in particular the tray ventilator 4, preferably has a total height h in the range of less than 30 cm, in particular less than 25 cm, in particular less than 20 cm, in particular less than 18 cm, in particular less than 16 cm, in particular less than 15 cm on.
  • the assembly unit does not require more space under the worktop 9 than a normal cutlery drawer for installation.
  • the tray ventilator 4 comprises an insert 12.
  • An alternative of the insert 12 is shown by way of example in FIGS. 2 and 3.
  • the insert 12 is designed in several parts. It comprises a filter element 13 and a collecting element 14.
  • the filter element 13 and the collecting element 14 are separable from each other. 4, the filter element 13 without the collecting element 14 is shown. In Fig. 5 the collecting element 14 is shown without the filter element 13.
  • the filter element 13 can be removed from the tray ventilator 4. In particular, it can be removed from the tray ventilator 4 independently of the catch element 14.
  • the filter element 13 has a handle 15.
  • the handle 15 may be formed in the form of a recessed grip. It is designed in particular ergonomically favorable, in particular adapted to the usual size of fingers of a human hand.
  • the filter element is itself formed in two parts. It has a frame 16.
  • the frame 16 is dimensionally stable. It can be made of plastic in particular. According to an alternative, the frame 16 is formed of metal, in particular of aluminum or stainless steel. Other materials, such as carbon, are also possible.
  • the frame 16 is in particular made of a moisture and heat resistant material.
  • the filter element 13 comprises the actual filter 17.
  • the filter 17 comprises a plurality of layers of a filter fabric.
  • the filter layers are preferably made of stainless steel.
  • the filter 17 may in particular have a plurality, in particular at least three, in particular at least five, in particular eight or more layers, in particular double layers.
  • the layers may have a stainless steel knit. In particular, they can consist of a knitted-fabric knit on both sides.
  • the filter 17 is in particular a grease filter.
  • the well ventilator 4 in particular the system comprising the removable components of the well ventilator 4, in particular the system comprising the filter 17, the collecting element 14 and an optionally present drip pan 28, has a degree of fat separation of more than 45%, in particular more than 55%, in particular more than 65%, in particular more than 75%, in particular more than 85%, in particular more than 95%.
  • This information refers to the degree of grease separation according to DIN EN 61591.
  • the filter 17, in particular the filter layers are formed bent.
  • the filter layers are in particular bent relative to a horizontally oriented axis. In particular, they have a straight course in a horizontal section.
  • a flow-optimized design of the filter element 13 can be achieved.
  • the filter element 13 is dishwasher safe. It can be easily removed for cleaning from the tray fan 4 and placed in the dishwasher.
  • a signal generator 18 is arranged on the frame 16.
  • a signal generator 18 is a magnet.
  • the signal generator 18 may be formed, for example, as an electrical contact or mechanically, for example as a projection, in particular in the form of a latching lug.
  • a suitable sensor element in the tray ventilator 4 can be used to detect with the aid of the signal generator 18 whether the filter element 13 is correctly inserted in the tray ventilator 4 or not.
  • the corresponding sensor is preferably in signal-transmitting connection with a control device, not shown in the figures, for the well ventilator 4.
  • the collecting element 14 can also be removed from the tray ventilator 4.
  • the collecting element 14 has a handle 19 for this purpose. With regard to its design, reference is made to the description of the handle 15 of the filter element 13.
  • the collecting element 14 is formed to match the filter element 13.
  • the two elements 13, 14 are in particular positively in or plugged or -legbar. In the mated or adjacent state, they have, in particular, an inner wall 20 that is essentially free of edges.
  • the inner wall 20 is formed bent. It forms a flow guide for deflecting the cooking vapor stream.
  • the flow guide surface is substantially edge-free, preferably smooth.
  • the course of the flow guidance surface in particular its cross section relative to a vertical plane, in particular relative to a vertically aligned center plane of the well ventilator 4, can be described in particular by a continuous function, in particular a differentiable function, in particular by a continuously differentiable function.
  • the flow guide surface can have a constant curvature. sen.
  • the flow guide surface may also have a curvature varying in the direction of flow.
  • it can be formed essentially flat in an edge region facing the cooking-steam inlet opening 5.
  • it may be formed essentially flat in an edge region facing the cooking-steam outlet opening 22. In this case, it is formed bent only in the area between these edge regions.
  • the collecting element 14 is used to hold liquids. It has for this purpose a drip tray 21 or at least a trough-like area.
  • the collecting trough 21 has a collecting volume of at least 50 ml, in particular at least 100 ml, in particular at least 200 ml, in particular at least 300 ml, in particular at least 500 ml, in particular at least 700 ml.
  • the collecting element 14 is made of a dimensionally stable material.
  • the collecting element 14 is in particular made of plastic. It can also be made of metal, in particular aluminum, or stainless steel.
  • the collecting element 14 can also be made of other materials, such as carbon, or include such materials.
  • the collecting element 14 is produced in particular exclusively from moisture-resistant materials. It is heat-resistant in particular for temperatures of up to 75 ° C., in particular up to 80 ° C., in particular up to 95 ° C., in particular at least 100 ° C.
  • the collecting element 14 has a cooker outlet opening 22.
  • a channel 23 closes in the state of the collecting element 14 inserted into the bowl ventilator 4 for the discharge of cooking fumes.
  • the transition from the collecting element 14 to the channel 23 is, in particular, substantially free of edges. It is preferably designed in such a flow-optimized manner that, apart from targeted dead space and / or turbulence areas, a substantially turbulence-free cooking-steam flow is made possible.
  • the flow area may initially increase. After a deflection, the flow cross-section decreases in an adjoining region.
  • the flow-mechanical properties of the well ventilator 4, in particular of the insert 12 could be improved. In particular, it was possible to reduce flow losses.
  • the collecting element 14 rests against a bottom wall 24 of the tray ventilator 4, in particular the channel 23 for discharging the cooking fumes.
  • the collecting element 14 can be removed upward, in particular vertically upward, in particular after the filter element 13 has been removed from the tray ventilator 4.
  • the collecting element 14 has a flow-optimized shape. In particular, it is substantially edge-free on its inner side facing the flow region.
  • the collecting element 14, in particular the collecting trough 21, can lie flush in a collecting trough 28 in the channel 23. In particular, it rests flush on the collecting trough 28, at least in certain areas. This allows an air flow in the area between the drip pan 21 of the Filter element 13 and the sump 28 in the channel 23 can be avoided.
  • the collecting element 14 is designed such that the position of its mass center of gravity 25 relative to the handle 19 favors a pivoting of the collecting element 14 about a horizontally extending axis, in particular causing the insertion of the collecting element 14 into the hollow ventilator 4 simplified.
  • the center of mass 25 of the collecting element 14 is arranged in particular relative to the handle 19, that the horizontal extent of the collecting element 14 when it is hung on the handle 19, compared to the maximum horizontal extent in the correct inserted state reduced, in particular minimized , Upon removal of the collecting element 14 on the handle 19, the collecting element 14 is automatically pivoted. As a result, the removability of the collecting element 14 can be facilitated.
  • the collecting element 14 may be provided with guide means, which lead to a self-centering execution of the collecting element 14 when inserted into the tray ventilator.
  • guide means for example, one or more grooves, webs, projections, bulges or recesses may serve.
  • the filter element 13 and the collecting element 14 are in particular fauxsteckbar. For this purpose, they have connecting means 26 adapted to one another in the form of projections or recesses. This is not mandatory. On special fasteners can also be dispensed with.
  • the filter element 13 and the catch element 14 may, but need not be locked together. They can also lie loosely in the inserted state. In the contiguous ing, in particular in the assembled state, the filter element 13 and the collecting element 14 form a substantially edge-free, continuous, in particular smooth surface.
  • the collecting element 14 and the filter element 13 are preferably designed in such a way that they self-assemble into the correct relative positioning during insertion into the tray ventilator 4.
  • guide means in particular in the form of recesses, in particular guide grooves and cooperating projections on the outer walls of the filter element 13 and the collecting element 14 or on the inside of the hollow ventilator 4 may be provided.
  • the collecting element 14 is arranged downstream of the filter element 13 in the flow direction 27 of the cooking vapor stream in the hollow ventilator 4. Exiting liquids and fat can thus be collected in the flow direction 27 after the filter element 13 in the collecting element 14.
  • a collecting trough 28, in particular for collecting liquids, is formed in the channel 23 for discharging the cooking fumes themselves.
  • a liquid barrier in the form of an upwardly projecting nose 29 is formed in the channel 23.
  • the drip pan 28 may be removable or removable. It can in particular be latched to the channel 23, in particular to the rest of the channel 23. It is particularly such on or in Ka 23 attachable that this is completed by the drip tray 28 liquid-tight to the outside.
  • the drip pan 28 may remain in the trigger guide, even if the catch element 14 is removed with the drip pan 21 from the tray fan 4.
  • the drip pan 28, which is also referred to as a service tray, is usually removed only for maintenance on the tray ventilator 4 or in the case of heavy pollution.
  • the insert 12 When inserted, the insert 12 forms part of a channel for deflecting and discharging the cooking vapor stream. In other words, insert 12 has, in particular, a flow-guiding function.
  • the inner wall 20 serves as a flow guide for the cooking vapor stream. Due to their design, in particular by the curved, essentially edge-free design, the flow of cooking fumes is substantially improved. Unwanted turbulences and in particular dead spaces are largely avoided.
  • the inner wall 20 may be provided with a structuring for further improving the flow conditions in the hollow ventilator 4.
  • the cooking vapor inlet device 41 has a total height h of about 15 cm.
  • the overall height h of the cooking vapor inlet device 41 is in particular at most 30 cm, in particular at most 20 cm, in particular at most 15 cm. It is preferably at least 5 cm, in particular at least 10 cm.
  • it has a compact design, but on the other hand, it is optimized with regard to its fluidic properties.
  • it is designed in such a way that, in the area of the cooking surface level 8, in addition to the cooking vapor inlet device.
  • 41 hobs 2 can be arranged in the worktop 9, without these with components of the hollow fan 4, which are the Kochduns- Getritts Rhein 41 downstream in the flow direction 27, collide.
  • a flow-conducting means 31 in particular in the form of a flow or Strömungsleitblechs provided.
  • the flow-conducting means 31 is in particular aligned substantially parallel to a further flow-conducting means 32 in the region of the inner radius r of the deflection region for the cooking vapor stream.
  • the flow-conducting means 32 is continued in a flow-guiding surface 33 of the collecting element 14.
  • the flow-conducting means 32 is preferably a flow-guiding element, in particular a flow-guiding plate.
  • the flow-conducting means 31, 32 are made of the same material as the frame 16 of the filter element 13 and / or the collecting trough 21. They are in particular made of plastic.
  • the flow guide surface 33 forms a transition, in particular a rounded transition, in particular a substantially edge-free transition to the channel 23.
  • the deflection region for the cooking vapor stream has in the region of its inner radius in particular a radius of curvature of at least 1 cm, in particular at least 2 cm, in particular at least 3 cm, in particular at least 5 cm.
  • the drip pan 21 of the collecting element 14 has a bottom surface 34, which is slightly rising in the direction of the cooking-steam outlet opening 22.
  • the bottom surface 34 has in the inserted state of the insert 12 in particular an angle b in the range of 3 ° to 30 ° with a horizontal plane 35.
  • the angle b is in particular at least 5 °, in particular at least 10 °. In particular, it is at most 20 °, in particular at most 15 °.
  • the inclined formation of the bottom surface 34 ensures that accumulate in the drip pan 21 accumulating liquids in a rear portion 38 of the sump 21.
  • the region of the cooking-vapor outlet opening 22 opposite the bottom of the collecting trough 21 is referred to as the rear region 38.
  • the rear region 38 forms a catchment area for the liquids to be collected. It also forms a catchment area for running out of the grease filter 17 fat.
  • the bottom wall 24 of the sump 28 is also at least partially formed inclined to the horizontal plane 35.
  • the bottom surface 34 of the drip pan 21 lies, in particular flush with the bottom wall 24 of the drip pan 28, at least in regions.
  • the bottom surface 34 of the drip pan 21 has a tear-off edge 42 in the region of the cooking-steam outlet opening 22.
  • the tear-off edge 42 is spaced from the nose 29 of the drip pan 28.
  • the nose 29 reliably prevents particles and / or liquids accumulated in the drip pan 28 from being sucked into the channel 23 by the boiling-steam stream.
  • the handle 15 of the filter element 13 is arranged outside a flow region 36 of the cooking vapor stream.
  • the flow region 36 extends in particular in extension of the cooking vapor inlet opening 5 vertically downwards, in particular perpendicular to the horizontal plane 35.
  • a hook 37 is arranged on the flow-guiding element 31.
  • the hook 37 is arranged on the side of the flow guide element 31 facing the deflection region. It is used for the targeted generation of turbulence in the cooking vapor stream. In other words, it forms a means for generating turbulence. Such turbulences can be used to increase the degree of grease filtration in the insert 12.
  • Corresponding hooks 38, 39 are provided on the inside of the deflection region, in particular on the flow guide surface 33, and in the region of the end of the bottom surface 34 facing the cooking vapor outlet opening 22.
  • the collecting element 14 is thus provided with a plurality of vortex-generating means.
  • the filter element 13 and the collecting element 14 each form separate or separable components of the insert 12. This is not absolutely necessary.
  • the collecting element 14 may in particular also be formed integrally with the filter element 13. This makes it possible to achieve a flow-mechanically particularly favorable design of the insert 12.
  • the insert 12 in this case forms a filter collecting insert.
  • FIG. 11 a further alternative of the insert 12 will be described with reference to FIG.
  • the alternative according to FIG. 11 essentially corresponds to the alternative shown in FIG. 9, to the description of which reference is hereby made.
  • the insert 12 comprises only the filter element 13, but no catch element 14.
  • the filter element 13 rests directly on the catch pan 28.
  • the flow guide 32 is formed extended such that it forms the flow-side transition to the channel 23.
  • it is designed such that it comprises on the flow guide surface 33, which is part of the drip pan 21 in the alternative according to FIG. 9.
  • the bottom wall 24 of the collecting trough 28 it is possible to form the bottom wall 24 of the collecting trough 28 essentially flat. It is particularly possible, the bottom surface 34 of the sump 21 form such that its free end in the region of the cooker outlet opening 22 according to the alternative shown in Figure 8 abuts the nose 29 of the sump 28.
  • the bottom surface 34 of the drip pan 21 may in particular substantially tight, in particular ilüsstechniksdicht, abut the nose 29. In this way, penetration of liquid, in particular fat, into the region between the drip pan 21 and the drip pan 28 is prevented.
  • FIG. 12 shows a further alternative of the collecting element 14.
  • the embodiment corresponds essentially to that shown in FIG. 5, to the description of which reference is hereby made.
  • flow guide elements are provided in the collecting element 14 in the region of the cooking vapor outlet opening 22.
  • vertically oriented fins 43 serve as flow-guiding elements.
  • two fins 43 are provided. Another number of Finns is also possible.
  • the fins 43 lead to an improvement in the flow properties and, on the other hand, to a mechanical stabilization of the collecting element 14, in particular its bottom surface 34.
  • the fins 43 are preferably arranged in the flow direction in alignment with corresponding flow guide elements in the channel 23 adjoining the catch element 14.
  • corresponding flow guide elements By means of corresponding flow guide elements, in particular the stability of the channel 23 can be improved.
  • the fins 43 have a flow-optimized shape. In particular, they are wider in the region of the bottom surface 34 than in the region of the upper boundary of the cooking-steam outlet opening 22.
  • the insert 12 with the filter element 13 and the collecting element 14 has a very low overall weight.
  • the total weight of the insert 12 may in particular be less than 3 kg, in particular less than 2 kg, in particular less than 1 kg.
  • the weight of the collecting element 14 may be less than 1 kg, in particular less than 500 g, in particular less than 300 g.
  • guiding means which interact with these elements, may be provided in the housing of the hollow ventilator 4 in particular.
  • the collecting element 14 and the filter element 13 may be formed at least partially overlapping. They can also be formed without overlapping. When inserted into the well ventilator 4, the filter element 13 slides automatically into the correct relative position to the collecting element 14.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Separating Particles In Gases By Inertia (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
  • Baking, Grill, Roasting (AREA)
  • Ventilation (AREA)

Abstract

L'invention concerne un élément intégrable (12) pour un ventilateur de table de cuisson (4), qui comprend un élément filtrant (13) pouvant être retiré, destiné à filtrer un flux de vapeurs de cuisson, et un élément collecteur (14) pouvant être retiré, destiné à recueillir des liquides, l'élément collecteur (14) comprenant au moins une paroi (20) servant de surface de guidage d'écoulement afin de dévier le flux de vapeurs de cuisson.
EP17732422.5A 2016-06-22 2017-06-22 Système de ventilation à courant descendant avec un insert Active EP3475622B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102016211206.6A DE102016211206A1 (de) 2016-06-22 2016-06-22 Einsatz für einen Muldenlüfter
PCT/EP2017/065410 WO2017220728A1 (fr) 2016-06-22 2017-06-22 Élément intégrable pour ventilateur de table de cuisson

Publications (2)

Publication Number Publication Date
EP3475622A1 true EP3475622A1 (fr) 2019-05-01
EP3475622B1 EP3475622B1 (fr) 2023-08-23

Family

ID=59152895

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17732422.5A Active EP3475622B1 (fr) 2016-06-22 2017-06-22 Système de ventilation à courant descendant avec un insert

Country Status (9)

Country Link
US (1) US10948198B2 (fr)
EP (1) EP3475622B1 (fr)
KR (1) KR102305968B1 (fr)
CN (1) CN109416186B (fr)
AU (1) AU2017281474B2 (fr)
CA (1) CA3028836C (fr)
DE (1) DE102016211206A1 (fr)
ES (1) ES2959733T3 (fr)
WO (1) WO2017220728A1 (fr)

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EP3287701B1 (fr) * 2016-08-26 2021-11-17 BSH Hausgeräte GmbH Appareil combiné comprenant une plaque de cuisson et une extracteur de fumées
DE102017223828A1 (de) 2017-12-27 2019-06-27 Wilhelm Bruckbauer Dunstabzugsvorrichtung zum Abzug von Kochdünsten nach unten
US20210310666A1 (en) * 2018-07-24 2021-10-07 Wilhelm Bruckbauer Cooktop system and fume extraction device for the downward extraction of cooking fumes
EP3956610A1 (fr) * 2019-04-17 2022-02-23 BSH Hausgeräte GmbH Appareil combiné comprenant un dispositif d'aspiration des fumées et une table de cuisson
DE102019213610B3 (de) * 2019-09-06 2020-12-17 Wilhelm Bruckbauer Einströmdüse
EP4103886A1 (fr) * 2020-02-14 2022-12-21 BSH Hausgeräte GmbH Dispositif d'extraction de fumées, système d'installation et kit d'assemblage pour un dispositif d'extraction de fumées
IT202000027516A1 (it) 2020-11-17 2022-05-17 Faber Spa Gruppo filtro perfezionato per cappa aspirante
EP4187160A1 (fr) 2021-11-24 2023-05-31 Electrolux Appliances Aktiebolag Récipient destiné à un appareil de cuisine et appareil de cuisine doté d'un récipient
EP4332441A1 (fr) * 2022-08-30 2024-03-06 Electrolux Appliances Aktiebolag Ensemble filtre et appareil combiné
KR20240037102A (ko) * 2022-09-14 2024-03-21 삼성전자주식회사 조리 기기

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DE102007002241B4 (de) 2007-01-10 2021-11-18 Wilhelm Bruckbauer Vorrichtung zum Abzug von Kochdünsten
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Also Published As

Publication number Publication date
CA3028836A1 (fr) 2017-12-28
US10948198B2 (en) 2021-03-16
DE102016211206A1 (de) 2017-12-28
CN109416186B (zh) 2024-02-13
US20190203949A1 (en) 2019-07-04
CA3028836C (fr) 2023-12-12
KR102305968B1 (ko) 2021-09-28
EP3475622B1 (fr) 2023-08-23
CN109416186A (zh) 2019-03-01
ES2959733T3 (es) 2024-02-28
AU2017281474A1 (en) 2019-01-03
WO2017220728A1 (fr) 2017-12-28
AU2017281474B2 (en) 2023-02-02
KR20190020685A (ko) 2019-03-04

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