Classifications

• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
  • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
  • F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
  • F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
  • F25D17/042—Air treating means within refrigerated spaces
  • F25D17/045—Air flow control arrangements
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
  • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
  • F25D25/00—Charging, supporting, and discharging the articles to be cooled
  • F25D25/02—Charging, supporting, and discharging the articles to be cooled by shelves
  • F25D25/024—Slidable shelves
  • F25D25/025—Drawers

Definitions

• the invention relates to a household refrigerator with an interior, which is designed to hold food.
• the interior is limited by walls of an inner container.
• the household refrigerator also includes a freshness container, which is arranged in the interior.
• the fresh food container is closed by a lid.
• a storage device is formed, with which the lid for opening and closing of the fresh food container is mounted in the interior raised and lowered.
• the lid can be operated with a control element.
• WO 201 1/026749 A2 shows a corresponding refrigerator with a vegetable compartment.
• a bowl for receiving the vegetables can be introduced into the interior and taken out.
• This shell can be covered from above by a lid.
• a further plate is arranged, on which a front strip is formed, on which an operating element is movably positioned.
• the operating element can be displaced parallel to the front strip and is coupled with an inclined guide track in the form of a slot formed in the cover. Depending on this displacement of this slide then takes place a lifting of the lid, which is coupled via a corresponding mechanical coupling with the plate arranged above.
• DE 40 40 341 C2 a freshness box with a closable lid known.
• This box is also used in an interior of a household refrigerator.
• it is provided to store the refrigerated goods introduced therein, for example in the form of vegetables, salads, meat, fruits and the like from undesirable rapid drying out.
• the in the Associated problems are already adequately explained in DE 40 40 341 C2.
• An inventive domestic refrigerator comprises an interior for receiving food, which is bounded by walls of an inner container.
• the household refrigerating appliance comprises at least one food storage container arranged in the interior, which can be closed by a lid.
• the freshness container includes in addition to the lid and a shell or a drawer in which the food can be introduced, and which is then closed by the lid from above.
• the household refrigerator comprises a storage device with which the lid for opening and closing of the fresh food container is mounted in the interior raised and lowered.
• the domestic refrigerator comprises an operating element with which the lid can be actuated. The operating element can be locked in at least three different positions along the actuating path.
• This is designed in such a way that the cover can be positioned depending on a position of the operating element in a first closed position, in a second fully open position or in an intermediate position.
• the actuating travel of the operating element is a rotary movement. This is a particularly simple and for a user very ergonomically feasible movement, so that here is given a high level of user-friendliness.
• the operating element has a disc-shaped main body which has a guideway circulating around a rotation axis of the operating element.
• the guideway has rectilinear guideway sections, to which, depending on the position of the operating element, a locking element engages in order to lock the operating element in one of the three positions.
• the guide track sections are circle segment tendons which are subsequently formed on one another. It is thus virtually created a polygonal guide track area around the axis of rotation of the control element, wherein extending between the corners of each of these rectilinear track sections.
• the arrangement and geometry of these guideway sections gives advantages in terms of the coupling with the locking element and then the permanently reliable locking as such.
• a haptic feedback to a user when a corresponding track section then with the locking element locked.
• these circular segment tendons are angled, in particular at an angle greater than 90 ° and smaller than 180 °, adjacent to each other.
• Such a configuration of the polygonal-like ring portion about the axis of rotation of the control element favors the above-mentioned advantages again.
• an undesirable intervention of a locking element can be avoided in an example intermediate gap between two guide track sections, so that here also damage to the locking element can be prevented.
• an angle between two connecting lines between the axis of rotation and the ends of a Kreissegmentsehne between 50 ° and 60 °, in particular between 53 ° and 54 °.
• the guideway sections are webs projecting downwards from the main body. This can create a sturdy raised structure be created, which allows the coupling with the locking element very simple, on the other hand holds the forces occurring in the locking dimensionally stable.
• the locking element is a strip-shaped detent spring.
• This is a very simple locking element, which, however, in terms of its functionality and mechanical coupling with the guideway sections is particularly suitable.
• the widest possible contact with a rectilinear guideway section in the locked state is achieved by the strip-shaped configuration, so that the lock is also held reliably.
• the construction height is reduced by the strip-shaped configuration, so that no unwanted protrusion occurs here as well.
• the locking element is arranged on the top side facing away from the cover of the partition.
• an exposed position is created, which allows a reliable coupling with the operating element and in particular the guide track sections.
• the locking element is formed integrally with the partition wall.
• a base body of the operating element is formed at least partially hollow on its underside facing the lid and in the assembled state of the operating element, the locking element extends into a cavity of the base body.
• the locking element is covered from above by the base body. As a result, it is also arranged protected, in particular when it extends from the top of the partition wall raised upward. An undesirable damage or even cancel this locking element is then prevented.
• the operating element extends through the horizontally oriented partition wall downwards and engages with a coupling element in a downwardly from an underside of the partition wall and engaging in an engagement region on the lid shifter, which is mechanically coupled to the lid engages.
• the coupling element is arranged eccentrically to the axis of the operating element.
• the coupling element on the one hand remain dimensionally stable and stable in length, on the other hand also be arranged stationarily on the operating element, in particular integrally and integrally formed therewith, and yet a precise transmission of motion is made possible directly from the operating element to the slide. Only by the rotational movement of the control element and due to the eccentric arrangement of the coupling element then the change in position of the coupling element is transmitted to the slide, which then adjusts the lid accordingly in its position.
• the bearing device comprises guideways on opposite vertical side walls of the inner container, on which the lid is mounted.
• these guideways are arranged sloping to the rear, so that when adjusting the lid a simultaneous lifting and sliding movement is completed. This is also advantageous with regard to a smooth, even and thus smooth motion control of the lid.
• a lifting height of the lid relative to the drawer dimensioned in the vertical direction may preferably be up to 10 mm, in particular between 3 mm and 5 mm, wherein preferably at an intermediate position, a half-stroke height is formed.
• the domestic refrigeration appliance preferably has a display unit for the symbolic display of a moisture content in the fresh food container.
• the display unit comprises a display element with which the operating element is mechanically coupled.
• the display element is movable depending on the movement of the control element for moisture content display item.
• the display unit thus provides a device which is not to be understood as having detailed values from currently present in the fresh container moisture content information reproduces, but it is only an information to be presented to a user, on the basis of which he recognizes the subdivision into a high moisture content, a low moisture content and at least one intermediate, average moisture content.
• This symbolic and undetailed moisture content information is sufficient for the user to be able to make decisions in the context, to close a lid or to open it.
• the change in the information display on the moisture content is coupled to the various possible positions of the lid.
• the display unit has a plurality of separate objects or object elements and each object symbolizes a different moisture content. It is envisaged that for the momentary clarification of the Moisture content active object is marked by the display element color individually. Color differentiation and information about the different moisture contents is easily recognizable and intuitively perceptible by a user. Due to the coloring, which can be formed in different colors on the one hand or in view of the shape and / or size of a color representation of a color on the other hand, it is easy for a user to recognize which moisture content information is to be transmitted. Also, a certain signaling effect is given to the user by such a colored information message, and attention to the moisture content information is also increased when primarily another area of the interior is actually viewed by the user and the moisture content information should not be in the foreground.
• a change in the color coding is coupled to the actuation of the operating element and the associated adjustment of the lid.
• the change in the color coding is simultaneous with the adjustment of the lid. The immediacy of the moisture content information is further improved.
• the display element is designed for color underlay with a moisture content symbolizing objects.
• the objects may represent, for example, foods such as fruits, vegetables or meat, such as fish. However, they can also be word information about the particular food.
• the combination of such specific emblems with a then colored deposit or underlay further improves the traceability for a user. So it can be taught in the context catchy that, for example, the moisture content for a specific food with the current setting, especially the lid position, too high or permanently too low.
• the deposit of the object is also advantageous because then the object is not hidden as such and thus is still recognizable even with changing color deposit.
• this embodiment also protects the display element, which then has the color areas or markings, so that scratching or other wear of the colored areas of the display element is prevented.
• the display element is a displaceable plate-like strip. This is in terms of its mechanical mobility on the coupling with the control particularly easy and smooth and in particular to move straight, so that in this regard, corresponding advantages are achieved.
• a plate-like strip is also very thin and flat construction, so that little space is needed.
• the display element has a coupling receptacle, in which engages a coupling element of the control element.
• the mechanical connection and in particular then also immediate motion initiation of the display element upon actuation of the operating element is given. An undesirable separation and thus a loss of coupling are virtually prevented by such a configuration, since the coupling chain is short.
• the coupling element is a pin which engages in a trained as a guide slot coupling receptacle.
• an element is created, which on the one hand is robust and can absorb and transmit corresponding forces, on the other hand, is not a bulky element which can only be performed stiff and beyond possibly easily spreader or jam.
• the entire coupling mechanism is designed very reduced by such a configuration also in the complexity and the mechanical interaction of the elements.
• the domestic refrigerator has a partition or partition plate, which is arranged directly above the lid in the interior and forms and extends as a horizontal plate, and on which the operating element is arranged.
• the partition is usually arranged stationarily in the interior, in an advantageous embodiment, however, nondestructively releasably removable therefrom. Since the partition in the installed state does not have to be moved in order to be able to effect corresponding movements of other components, it also represents a preferred support for the operating element. The interaction and mechanical coupling with other components is thereby also favored for the operating element. since no other relative movements of the partition during a movement of the operating element must be taken into account, so that the motion control of the control element and also the initiation of a movement of other components is also reduced complexity.
• the partition has on a top side facing away from the cover, the display unit for displaying the moisture content in the fresh food container.
• the partition also represents a correspondingly solid component, which thus also serves as a multi-integral support for corresponding components.
• the mechanical coupling between the control element and the display element can be very simple and reduced component and yet implement highly functional.
• the upper side of the partition wall is uneven and the display unit is arranged in an obliquely upwardly and rearwardly oriented surface region of the upper side.
• the surface area is arranged offset backward relative to a front edge of the partition wall and extends parallel to the front edge.
• the possibility of an arrangement, in particular integration of further functional components is made possible by such a configuration in a surface area between this surface area and the front edge.
• the operating element is arranged in such a flat horizontal surface area of the upper side between the surface area and the front edge.
• the operating element is arranged in such a flat horizontal surface area of the upper side between the surface area and the front edge.
• a certain pedestal is created by this surface area between the surface area and the front edge, which also serves as a support for other parts and possibly also as a support of a hand or a palm of a user allows when this finger then the operating element and actuated.
• this possibility of supporting the hand then an optionally safer and more precise motion control of the control element can be made possible.
• FIG. 1 is a perspective view of an embodiment of a household refrigerator according to the invention.
• Fig. 2 is a perspective view of a partial section of
• Fig. 3 is an exploded view of the partition wall; 4 is a sectional view in perspective view of the components in FIG.
• Fig. 5 shows the sectional view of FIG. 2 in a second position of
• Fig. 6 is a plan view of transparently illustrated controls in the
• Fig. 7 is a plan view of the partition in a transparent representation of
• a household refrigerating appliance 1 is shown in an exemplary representation, which is designed as a refrigerated-freezer Kombi réelle.
• the domestic refrigerator 1 comprises a body 2 with an inner container 3.
• the inner container 3 defines with its walls a first interior space, which is a refrigerated space 4, and a second interior space separated therefrom, which is a freezer compartment 5.
• the cooling space 4 is generally used for frost-free cooling of refrigerated goods, preferably at temperatures between + 4 ° C and + 8 ° C.
• the refrigerator 4 can also be designed as a zero-degree compartment, in particular for keeping fresh fruit or vegetables.
• the refrigerator 4 is accessible when the door 6 is open, which closes the room 4 at the front.
• the freezer compartment 5 is generally used for freezing frozen food, for example, at -18 ° C.
• the freezer compartment 5 is accessible with the freezer compartment door 7 open.
• a refrigerated goods or fresh food container 8 is mounted extendable, which is closed by means of a lid 9 mounted above the fresh food container 8.
• a lid 9 mounted above the fresh food container 8.
• an additional cover 10 for example in the form of a glass shelf, can be arranged above the lid 9.
• the inner container 3 has two opposite vertical side walls 3a and 3b.
• a partition wall 1 1 is arranged between the cover 9 and the cover 10. Through this, the fresh food container 8 is separated from the remaining remaining partial volume of the interior or cooling space 4.
• the lid 9 is mounted by means of a storage device 12 for opening and closing of the fresh food container 8 in the cooling chamber 4 liftable and lowered.
• the storage device 12 comprises an operating element 13 with which the cover 9 can be actuated.
• the operating element 13 is rotatable about an axis for actuating the cover 9 on an actuating path and can be latched at least in a rotational position along the actuating path.
• the operating element 13 is arranged on the partition wall 1 1.
• the arranged in the vertical direction and thus in the y direction above the lid 9 partition wall 1 1 is designed in the embodiment shown to the effect that it also serves as a support plate for the lid 9.
• the cover 9 is thus stored in this embodiment exclusively on this partition wall 1 1 and can be moved relative to this partition wall 1 1, to then be raised or lowered relative to a tray or a drawer 15 of the fresh storage container 8 to the open or closed To be able to adjust state of the fresh food container 8.
• the freshness container 8 comprises the lid 9 and the drawer 15th
• the horizontal partition plate or the partition wall 1 as shown in Fig. 2, comprises a base body or a base 14 and a separate and non-destructively releasably attachable to the base 14 plate-like element in the form of a panel 20 on a pedestal 16.
• Das Grundteil 14 comprises a front edge 17 and an in the depth direction (z-direction) with respect to the front edge 17 rearwardly offset, obliquely upwardly and rearwardly oriented surface area 18.
• a diagonal step is formed.
• This inclined surface region 18 is formed in a substantially strip-like manner and extends in particular over the entire width of the base part 14 and is formed on an upper side 19, which faces away from the cover 9.
• the diaphragm 20 is arranged embedded, so that an upper side 21 of the diaphragm 20 is flush with an upper side 22, which is a partial region of the upper side 19 is arranged.
• the panel 20 is thus arranged flush in the base part 14 in the region of the front side in the vertical direction lowered pedestal 16.
• the panel 20 extends over the entire depth of this pedestal 16 and also the adjoining back, obliquely backwards and upwards oriented surface area 18.
• a front side 23 of the panel 20 forms a portion of the front edge 17th
• a display unit 24 is formed in the aperture 20, by means of which a symbolic or not value-accurate representation of a display of a moisture content in the fresh food container 8 can be displayed.
• elements are formed on that region of the diaphragm 20 which is oriented obliquely upwards and rearwards through the surface region 18.
• three different elements or objects 25, 26 and 27 are shown, which are associated with three different explicit positions of the lid 9 relative to the drawer 15. Thus, these respective lid positions specifying and associated moisture contents in the preservation container 8 are symbolized symbolically.
• the objects 25 to 27 can be printed on the panel 20.
• the operating element 13 can be seen, which, viewed in the direction of the depth, is positioned between the front edge 17 and the surface area 18 and thus accessible from above accordingly.
• the cover 9 is adjusted via a particularly exclusively mechanical interaction and coupling.
• the cover 9 can also be mounted on a bearing device 12, which is formed exclusively on the walls 3a and 3b. He can be adjusted positionally in a lifting and sliding movement.
• corresponding bearing elements of the bearing device 12 can be arranged obliquely backwards and upwards on the walls 3a and 3b.
• the symbolic display of the moisture content changes automatically with the adjustment of the lid 9 and to at least one of the objects 25 to 27 is marked differently in color.
• a color slider can be automatically coupled coupled with the operation of the control element and to the object are highlighted.
• an observer can then intuitively and instantly recognize the information of the symbolic moisture content.
• the display unit 24 comprises a display element 28 which is mechanically coupled to the operating element 13 and is movable depending on the movement of the control element 13 for moisture content indicator position.
• the objects 25, 26 and 27 are recesses, in particular quadrangular recesses in the panel 20 in the surface area 18.
• the display element 28 as a plate-like strip is slidably disposed behind this panel in the x direction. It has different color-coded areas, depending on the relative position of the display element 28 to color the aperture 20 of these objects 25 to 27, wherein due to the different colors then a symbolic display of the moisture content is given.
• an embodiment is provided in which, depending on a rotational position of the operating element 13 about the axis A, which extends in the vertical direction and thus in the y-direction, a specific position of the lid 9 is connected.
• the control element 13 has a base body 29 which is designed disk-shaped or discusformig and is a flat cylinder. This main body 29 is rotatably mounted on the pedestal 16 between the surface portion 18 and the front edge 17. It is raised above the top 21 so that it is easily accessible by a user from above and from the side and can be gripped accordingly.
• Fig. 3 is an exploded view of the view in Fig. 2 is shown.
• the display element in its plate-like strip shape is shown, and color markings 28a, 28b, 28c and 28d can be seen.
• the display element 28 ' is present, which is displaceably arranged in the horizontal x-direction. 3, the display element 28 'is positioned in the viewing direction in front of it and, depending on the relative position and thus the relative displacement to the element 28, covers one or more of the markings 28a to 28d, so that here again a symbolic moisture content indicator is formed.
• Fig. 4 is a perspective sectional view along the section line IV-IV in Fig. 2 shows an embodiment of the components, as shown in Fig. 2, shown. at this view, the lid 9 is shown in the fully closed state and thus in a first end position.
• the operating element 13 is arranged in a first end rotational position.
• the base body 29 is at least partially hollow on its the pedestal 16 and thus also the diaphragm 20 facing bottom. For this purpose, it comprises a cavity 30. In these extends a locking element 31, which is designed as a strip-shaped detent spring. This locking element 31 is integrally formed on the partition wall 1 1 and is raised above the top 21 via. If the diaphragm 20 is arranged so that it can not be detached in a non-destructive manner, then this locking element 31 is preferably integrally formed on the panel 20. In the assembled state shown in Fig. 4, the base body 29 covers this locking member 31 completely from above.
• a coupling element 32 In the form of a coupling pin, which is perpendicular to the bottom. It is arranged off-center to the axis A.
• the operating element 13 is inserted with a downwardly extending connecting part 33 in a receptacle 34 of the partition wall 1 1 or inserted and held therein, in particular latched. As a result, an axial securing of the operating element 13 is achieved.
• the coupling element 32 extends through the partition wall 1 1 in this area of the pedestal 16 down through and engages in a slide 35 a.
• This slide 35 is slidably mounted on the partition wall 1 1 and coupled on the other hand, at its the control element 13 remote from the lower end with an engagement portion 36 which is formed on an upper side of the lid 9, which faces the partition 1 1.
• the operating element 13 is thus mechanically coupled to the cover 9 via the slide 35 and, on the other hand, mechanically coupled to the display element 28 or 28 '.
• the lid 9 is moved and at the same time automatically the display element 28th shifted in order to change the symbolic display of the moisture content of the display unit 24, in particular then displayed adapted to the respective lid position.
• a second end position of the operating element 13 is shown in an analog representation of Fig. 4, in which then the lid 9 in the second end position, namely the fully open position, is.
• Fig. 6 is a plan view of the control element 13 is shown, in which case the inner life is shown here in a transparent representation.
• the operating element 13 in the rotational position as illustrated in Fig. 4, shown.
• the operating element 13 in the second end position as shown in Fig. 5, shown.
• the operating element 13 has a guideway 37 which has straight-line guideway sections 38, 39 and 40.
• the guideway portions 38 to 40 are rectilinear ridges extending downward from the plate-like lid of the main body 29, as shown in FIGS. 4 and 5.
• the linear guideway sections 38 to 40 are also directly adjacent to each other and connected to each other and arranged in pairs at an angle preferably greater than 90 ° and less than 150 ° to each other.
• an angle a which extends between two connecting straight lines between the axis A and ends of a guide track section, is preferably between 50 ° and 60 °, in particular between 53 ° and 54 °, preferably 53.3 °. This is preferably provided for all guideway sections 38 to 40, so that they are the same length in this respect and each cover corresponding equal angular sections.
• the locking element 31 By the locking element 31, the first end position of the operating element 13 shown in Fig. 4 and in the left image in Fig. 6 held captive, in particular latched, this is the locking member 31 on the guideway portion 40 on the outside, said locking member 31 in the radial direction is biased inside so that it presses inwardly against the guideway portion 40 and thus causes the locking.
• a coupling element 41 configured as a coupling pin is arranged radially far outward on the operating element 13 and is positioned adjacent to a jacket wall of the main body 29. This coupling element 41 is in the axial direction downwards and thus arranged extending in a cavity.
• the locking element 31 adjoins the guideway section 38 on the outside in the case of the second end position of the operating element 13 and the coupling element 41 has accordingly moved to the left into the corresponding end position.
• the eccentrically arranged coupling element 32 shifts in the depth direction and thus in the z-direction approximately 10 mm.
• FIG. 7 shows, in a further transparent plan view, an embodiment of the operating element 13 according to FIG. 6 and shows the end position, as explained in the right-hand image in FIG. 6 and furthermore in FIG. 5.
• the transparent display element 28 can be seen, in which case also the coupling state is shown and the coupling receptacle 42 is a slot in this regard.
• the rectilinear horizontal displacement of the display element 28 by the rotational movement of the operating element 13 is indicated by the double arrow.

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• Engineering & Computer Science (AREA)
• Chemical & Material Sciences (AREA)
• Combustion & Propulsion (AREA)
• Physics & Mathematics (AREA)
• Mechanical Engineering (AREA)
• Thermal Sciences (AREA)
• General Engineering & Computer Science (AREA)
• Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)

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• 2013
  • 2013-12-06 DE DE102013225091.6A patent/DE102013225091A1/de not_active Withdrawn
• 2014
  • 2014-11-26 PL PL14806577T patent/PL3077739T3/pl unknown
  • 2014-11-26 CN CN201490001229.0U patent/CN205980532U/zh active Active
  • 2014-11-26 WO PCT/EP2014/075660 patent/WO2015082277A1/de active Application Filing
  • 2014-11-26 EP EP14806577.4A patent/EP3077739B1/de active Active

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