WO2022122505A1 - Dispositif à extraction à élévation-abaissement, et meuble ou appareil électroménager - Google Patents

Dispositif à extraction à élévation-abaissement, et meuble ou appareil électroménager Download PDF

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Publication number
WO2022122505A1
WO2022122505A1 PCT/EP2021/083768 EP2021083768W WO2022122505A1 WO 2022122505 A1 WO2022122505 A1 WO 2022122505A1 EP 2021083768 W EP2021083768 W EP 2021083768W WO 2022122505 A1 WO2022122505 A1 WO 2022122505A1
Authority
WO
WIPO (PCT)
Prior art keywords
rail
coupled
out device
shelf
lever
Prior art date
Application number
PCT/EP2021/083768
Other languages
German (de)
English (en)
Inventor
Arnold GURR
Original Assignee
Paul Hettich Gmbh & Co. Kg
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 Paul Hettich Gmbh & Co. Kg filed Critical Paul Hettich Gmbh & Co. Kg
Publication of WO2022122505A1 publication Critical patent/WO2022122505A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B51/00—Cabinets with means for moving compartments up and down

Definitions

  • the present invention relates to a lifting and lowering pull-out device for a shelf built into a body, in particular a piece of furniture, according to the preamble of claim 1.
  • the invention also relates to a piece of furniture or a household appliance with such a lifting and lowering pull-out device.
  • Generic lifting and lowering pull-out devices are used, for example, to remove shelves arranged in a furniture body of a piece of furniture, such as a drawer or a shelf, from a position inside the body of the furniture or the household appliance from this both to drive out as well as to raise or lower.
  • a handle for actuating the shelf is arranged in front of the shelf, with which the shelf can be pulled out of the body and, for example, lifted, lifting the shelf is often made more difficult, depending on the loading of the shelf.
  • the object of the present invention is to provide a lifting/lowering pull-out device of the generic type, with which the movement process when the shelf is moved out of or into the body is facilitated.
  • the lifting/lowering pull-out device for a shelf installed in a carcass, in particular a piece of furniture, has a carcass rail that can be fixed in place on the carcass, a center rail that is slidably and pivotably arranged on the carcass rail, and a center rail that is slidably and pivotably arranged and on the center rail the shelf can be fixed in place.
  • the lifting/lowering pull-out device also has a handle for moving the tray.
  • the center rail has a first profile coupled to the body rail and a second profile coupled to the storage rail, the two profiles being coupled to one another so that they can be displaced in the direction of their longitudinal axis.
  • the center rail is pivotally coupled to a control lever that can be rotated about an axis of rotation on the storage rail or the storage area and is also coupled to a pivoting mechanism for pivoting the handle.
  • connection of the handle to the pivoting mechanism also allows part of the load to be transferred to the body due to the leverage effect, so that the user can raise or lower the shelf more easily than a handle attached to a front panel of the shelf, for example .
  • the pivoting mechanism has a first lever rigidly attached to the handle and a second lever which is pivotally coupled at a first end to the first lever via a pivot joint and at a second end to a second end of the control lever.
  • a handle coupled to the first end of the first lever of the pivoting mechanism is bent in a direction perpendicular to a plane of movement of the storage rail when the lifting/lowering extension device is extended parallel to an end of the first lever close to the second lever. This enables the handle to be easily connected to the swivel mechanism even when the front panel is arranged on the shelf.
  • a step formed between the first end and the end of the first lever close to the second lever is particularly advantageous.
  • the second profile of the central rail is coupled to the control lever.
  • the profiles of the center rail are coupled to one another via a slide rail.
  • the two profiles of the center rail have guide grooves which extend in the direction of their longitudinal axis and in which guide pins protruding from the inner side surfaces of the carcass rail or the storage rail are guided.
  • the body rail is coupled to the first profile of the center rail via a pivoting guide bar in order to carry out a guided pivoting movement of the center rail relative to the body rail.
  • a stabilizing element which overlaps the second profile in a direction perpendicular to its longitudinal axis and protrudes into a c-shaped receiving space of the storage rail is fixed in place on the first profile of the center rail.
  • the two stabilizing elements make it possible to absorb a sufficient load and thus increase the load-bearing capacity of the lifting/lowering pull-out device.
  • the stabilizing elements consist of holding webs fastened to the side walls of the respective profile, which are connected to one another in the area of their free ends by a bolt passing through the holding webs, wheel-shaped bolt heads being arranged on the bolt ends on the outer sides of the holding webs, which are arranged in raceways the cabinet rail or the storage rail are guided.
  • the furniture or household appliance according to the invention with a body and at least one lifting and lowering extension device fastened in a receiving space of the body and having a shelf, the shelf being linearly movable and raising and lowering via the lifting and lowering extension device, is characterized by an as above described lifting and lowering pull-out device.
  • a lifting/lowering pull-out device is attached to the body and to the shelf on both sides of the shelf, which further increases the stability of the connection of the shelf to the body.
  • the handle is attached exclusively to the pivoting mechanism.
  • the first lever is coupled to the shelf via a pivot axis.
  • a front panel is molded onto or attached to the shelf, the area of the first lever close to the handle being movable when the shelf is raised or lowered along a side edge of the front panel.
  • the handle has a handle bar whose length is greater than the width of the front panel.
  • Figure 1 shows a schematic perspective view of an embodiment variant of a piece of furniture according to the invention with a shelf arranged in a body of the piece of furniture, which can be moved out of it and actuated and lifted using a handle,
  • FIG. 2 shows a schematic side view of the shelf, which can be moved relative to the body of the piece of furniture by means of a lifting/lowering pull-out device according to the invention and can be moved with the aid of the handle,
  • FIG. 3 shows a side view of the lifting/lowering pull-out device shown in FIG. 2 in an initial position, in which the shelf is positioned inside the body of the piece of furniture,
  • FIG. 4 shows a schematic front view of the lifting/lowering pull-out device in the closed position shown in FIG. 3,
  • Figure 5 is an isometric exploded view of the lifting and lowering extension device
  • FIG. 6 is an exploded isometric view of the lifting and lowering extension device and the shelf and the handle
  • FIGS. 1-3 7-9 representations corresponding to FIGS. 1-3 with the shelf pulled out linearly from the body of the furniture
  • FIG. 10 shows a detailed representation of a section of the lifting/lowering pull-out device of the section marked X in FIG. 9,
  • FIG. 14 shows a detailed illustration of a section of the lifting/lowering pull-out device of the section designated XIV in FIG. 13
  • FIG. 15 shows a schematic perspective representation of a further embodiment variant of a piece of furniture according to the invention with a shelf which is arranged in a body of the piece of furniture and can be moved out of it and actuated and lowered using a handle,
  • FIG. 16 shows a side view corresponding to FIG. 2 of the shelf arranged in the piece of furniture shown in FIG. 15,
  • FIGS. 17 and 18 representations corresponding to FIGS. 17 and 18 with partially lowered shelf and handle pivoted in front of the front panel
  • FIG. 23 shows an isometric exploded view of the lifting/lowering pull-out device used in the piece of furniture according to FIG. 15, the shelf and the handle coupled via the pivoting mechanism.
  • top, bottom, left, right, front, rear, etc. refer exclusively to the exemplary representation and position of the lifting/lowering pull-out device, body rail, storage rail, middle rail, control lever, storage, selected in the respective figures. handle and the like. These terms are not to be understood as limiting, i.e. these references can change due to different working positions or the mirror-symmetrical design or the like.
  • reference numeral 1 designates a variant of a piece of furniture.
  • the piece of furniture 1 has a body 13 in which, in a lower region of the piece of furniture 1, a shelf 14 that can be moved out and raised from the piece of furniture 1, as is shown in FIG. 2 by way of example, can be be-Senk pull-out device 11 is arranged and in which the shelf 14 is positioned in the retracted state into the furniture body 13 .
  • a lifting/lowering extension device 11 is fastened to the body 2 and to the shelf 14 on both sides of the shelf 14 in order to increase the stability of the storage of the shelf 14 .
  • FIG. 2 The retracted state of the shelf 14 in the piece of furniture 1 is shown in FIG. 2 (without showing the furniture body 13).
  • a handle 15 which is actuated manually by a person to extend and retract the tray 14, is coupled to a control lever 8 of the lifting/lowering pull-out device 11 via a pivoting mechanism 9, as shown in FIG.
  • the handle 15 can be moved from a closed position shown in FIG. be moved and pivoted upwards.
  • the handle 15 In the usage or operating position, the handle 15 is moved from a position below a front panel 10 arranged, in particular fastened, on a front side of the shelf, as can be seen clearly in Figure 1, to an upper position in front of an upper end of the front panel 10, shown in Figure 11, pivoted in such a way that a user can easily fill the shelf 14 or remove something from it without the handle 15 making access to the shelf 14 more difficult.
  • the lifting/lowering pull-out device 11 has a carcass rail 2 that can be fixed in place on the carcass 13 of the piece of furniture 1 .
  • a middle rail 12 is arranged on the body rail 2 in a displaceable and pivotable manner.
  • a storage rail 3 which is fixed in place on the shelf 14, slidably and pivotally arranged.
  • the center rail 12 has at least one first profile 4 coupled to the cabinet rail 2 and a second profile coupled to the storage rail 3 Profile 5 on.
  • the two profiles 4, 5 are slidably coupled to one another in the direction of their longitudinal axis L.
  • the two profiles 4, 5 are coupled via a slide rail 6.
  • the slide rail 6 has a first slide profile 61 and a second slide profile 62 formed on top of this first slide profile 61 .
  • Each of the slide profiles 61, 62 is accommodated in an approximately c-shaped receiving space 42, 52 of the first rail profile 4 and the second rail profile 5, respectively.
  • a tilting recess 23 is provided at one end of the body rail 2 and the storage rail 3 in order to enable the center rail 12 to be pivoted relative to the body rail 2 and the storage rail 3 .
  • FIGS. 7-9 show a tray 14 pulled out of the receiving space 16 of the body 13, which in this position is still displaced exclusively along the longitudinal axis L of the body rail 2 or the storage rail 3 in a direction X. At the same time, in this position, the center rail 12 is already slightly inclined relative to the cabinet rail 2 and the storage rail 3 .
  • the middle rail 12 is pivotably coupled to a control lever 8 which can be rotated about an axis of rotation 17 on the storage rail 3 or the storage 14 and which, as already explained above, is connected to the pivoting mechanism 9 for pivoting the handle 15 is coupled.
  • the second profile 5 of the middle rail 12 which is coupled to the control lever 8 at a first end 81 .
  • the coupling is effected here via a swivel joint, which is arranged, in particular formed or fastened, on a connecting web 53 of a front end of the second profile 5 in the pull-out direction and which allows the control lever 8 to be pivoted relative to the second profile 5 by a direction perpendicular to the surface of the side wall 141 of the shelf 14 vertical axis of rotation allows.
  • the axis of rotation 83 of the control lever 8 can, as shown in FIGS.
  • the pivoting guide web 7 attached to the body rail 2 is pivotally attached at a first end 71 to a connecting web 43 of the first profile 4 and at a second end 72 to the connecting web 24 of the body rail 2, thus enabling a controlled tilting or pivoting movement of the center rail 12 relative to the cabinet rail 2.
  • the two profiles 4, 5 have guide grooves 41, 51 extending in the direction of their longitudinal axis L, in which the inner side surfaces of the carcass rail 2 or Guide bolts 22, 32 protruding from the storage rail 3 are guided.
  • a stabilizing element 44 which overlaps the second profile 5 in a direction perpendicular to its longitudinal axis L and protrudes into a c-shaped receiving space 31 of the storage rail 3 is fixed in place on the first profile 4 on the center rail 12 .
  • a corresponding stabilizing element 54 is fixed in place on the second profile 5 of the center rail 12 such that the first profile 4 overlaps in a direction perpendicular to its longitudinal axis L and protrudes into a c-shaped receiving space 21 of the body rail 2 .
  • these stabilizing elements 44, 54 are composed of retaining webs 441, 541 fastened to the side walls of the respective profile 4, 5 and bolts 442, 542 passing through them in the region of their free ends, with the bolt ends on the Wheel-shaped bolt heads 443, 543 are arranged on the outer sides of the retaining webs 441, 541, which are guided in raceways 25, 35 of the carcass rail 2 and the storage rail 3, respectively.
  • the pivoting mechanism 9 for pivoting the handle 15 has a first lever 91 rigidly attached to the handle 15, the first end 94 of which is attached to a coupling piece 152 of the handle 15 and which is pivoted at a rear end via an axis of rotation 18, for example in the form of a the side wall 141 protruding pin 145, is coupled to the shelf 14 via a rotary axis receptacle 93.
  • This first lever 91 remote from the handle serves as a pivot 95 for connecting a second lever 92 which is designed here as a straight web and whose second end 96 is pivotally coupled to the second end 82 of the control lever 8 .
  • the first end 94 of the first lever 91 of the swivel mechanism 9 coupled to the handle 15 is offset parallel to one of the second in a direction perpendicular to a plane of movement of the storage rail 3 when the lifting/lowering extension device 11 is extended Lever 92 near the end of the first lever 91 bent.
  • a step 97 is formed between the first end 94 and the end of the first lever 91 close to the second lever 92 .
  • the end of the first lever 91 close to the second lever 92 runs close to and approximately parallel to the side wall 141 of the shelf 14.
  • the step 97 is shaped in such a way that the distance from the side wall 141 of the shelf 14 increases. This makes it easy to align the first end 94, which is attached to the coupling piece 152 of the handle 15, so that it is guided parallel to a side edge 101 of the front panel 10 when the handle 15 is actuated.
  • the handle 15 preferably has a handle bar 151, the length of which is greater than the width of the front panel 10.
  • the tray 14 is pulled out of the body 13 of the piece of furniture 1 in such a way that by pulling on the handle 15 from the position shown in FIG. 1 via the position shown in FIG body of the piece of furniture 13 has been moved out, the shelf 14 is moved to an end position shown in FIGS moved in front of the cabinet rail 2 and is thereby raised.
  • FIGS. 11 to 14 the end position of the tray 14 has been reached.
  • the handle 15 is pivoted to an area near the upper end of the front panel 10 .
  • Figure 6 again shows an exploded view of the lifting/lowering pull-out device 11 together with the shelf 14 and the pivoting mechanism 9 as well as the handle 15.
  • the carcass rail 2 is preferably fixed to the inside of the carcass 13 of the piece of furniture 1 via at least one approximately L-shaped fastening plate 19 .
  • An arrangement of the shelf 14 and the lifting/lowering pull-out device 11 is also conceivable such that the end position of the shelf 14 is lowered in the extended state.
  • FIG. 15-23 An alternative embodiment variant in which the shelf 14 and the lifting/lowering pull-out device 11 is arranged in the piece of furniture in such a way that the shelf can be lowered from the body 13 of the piece of furniture 1 when it is moved out and raised when it is retracted, and the end position of the shelf 14 in the extended position accordingly State is lowered, is shown in Figures 15-23.
  • the shelf is arranged in an upper region of the body 13.
  • the shelf 14 it is also conceivable here to arrange the shelf 14 in a lower area of the body 13 of the piece of furniture 1, for example in the case of a hanging piece of furniture or the like.
  • FIG. 16 shows the shelf 14 in a manner analogous to FIG. As can be seen here and in the exploded view shown in FIG. 23, the lifting/lowering pull-out device 11 is here rotated by 180° relative to the embodiment variant according to FIG. 2 on the shelf. The same components are used as in the variant embodiment described with reference to FIGS.
  • the handle 15 is coupled to a control lever 8 of the lifting/lowering extension device 11 via the pivoting mechanism 9 .
  • the handle 15 By being coupled to the control lever 8, the handle 15 can be moved from a closed position shown in FIG. be moved and pivoted downwards.
  • the handle 15 In the use or operating position, the handle 15 is moved from a position above the front panel 10 arranged, in particular attached, to a front side of the shelf 14, as can be seen clearly in Figure 15, to a lower position below the lower edge of the front panel 10, shown in Figure 22, pivoted in such a way that a user can easily fill the tray 14 or remove something from it without the handle 15 making access to the tray 14 more difficult.
  • a process of extracting the tray 14 from the body 13 of the piece of furniture 1 is described below with reference to FIGS. 17 to 22.
  • the tray 14 By pulling on the handle 15 from the position shown in FIG. 15, the tray 14 is initially only moved horizontally out of the body of the piece of furniture 13 into the position shown in FIGS. 17 and 18. The handle 15 is only slightly lowered during this movement.
  • the tilt of the middle rail 12, which is composed of the two profiles 4, 5 and the slide rail 6, causes the tray 14 is lowered and moved to an area horizontally in front of the cabinet rail 2.

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  • Drawers Of Furniture (AREA)

Abstract

L'invention concerne un dispositif à extraction à élévation-abaissement (11) pour un élément de type plateau (14) qui est intégré dans une carcasse (13), en particulier d'un meuble (1) ou d'un appareil ménager, le dispositif à extraction à abaissement-élévation (11) comprenant un rail de carcasse (2) qui peut être fixé à demeure à la carcasse (13), un rail central (12) qui est disposé de manière coulissante et pivotante sur le rail de carcasse (2), un rail de plateau (3) qui est disposé de manière coulissante et pivotante sur le rail central (12) et peut être fixé à demeure à l'élément de type plateau (14), et une poignée (15) pour déplacer l'élément de type plateau (14) ; le rail central (12) présente une première section profilée (4) qui est accouplé au rail de carcasse (2) ainsi qu'une seconde section profilée (5) qui est accouplée au rail de plateau (3), les deux profilés (4, 5) étant accouplés l'un à l'autre de manière à pouvoir coulisser dans la direction de son axe longitudinal (L) ; le rail central (12) est accouplé pivotant à un levier de commande (8) qui peut tourner autour d'un axe de pivotement (17) sur le rail de plateau (3) ou l'élément de type plateau (14) et qui est accouplé à un mécanisme de pivotement (9) pour faire pivoter le couvercle (10). L'invention concerne également un meuble (1) ou un appareil électroménager comprenant un tel mécanisme d'élévation-abaissement.
PCT/EP2021/083768 2020-12-08 2021-12-01 Dispositif à extraction à élévation-abaissement, et meuble ou appareil électroménager WO2022122505A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102020132676.9 2020-12-08
DE102020132676.9A DE102020132676A1 (de) 2020-12-08 2020-12-08 Hebe-Senk-Auszugsvorrichtung und Möbel oder Haushaltsgerät

Publications (1)

Publication Number Publication Date
WO2022122505A1 true WO2022122505A1 (fr) 2022-06-16

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ID=78821034

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2021/083768 WO2022122505A1 (fr) 2020-12-08 2021-12-01 Dispositif à extraction à élévation-abaissement, et meuble ou appareil électroménager

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DE (1) DE102020132676A1 (fr)
WO (1) WO2022122505A1 (fr)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014138797A1 (fr) * 2013-03-15 2014-09-18 Shane Robert Miles Appareil de stockage à élévation
EP3411268B1 (fr) 2016-02-05 2019-11-27 Hpg As Dispositif de support de charges

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014138797A1 (fr) * 2013-03-15 2014-09-18 Shane Robert Miles Appareil de stockage à élévation
EP3411268B1 (fr) 2016-02-05 2019-11-27 Hpg As Dispositif de support de charges

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Publication number Publication date
DE102020132676A1 (de) 2022-06-09

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