JP4333622B2 - Lifting storage device - Google Patents

Description

  The present invention relates to an elevating storage device provided in a kitchen floor cabinet.

  In general, kitchen floor cabinets have a storage section under the counter, so in order to put in and out the storage items (dish, pans, seasonings, etc.), the storage section should be bent in a state where the cooking operation is temporarily suspended. It was necessary to take in and out the storage.

  For this reason, there is a structure in which a storage section is provided in a top bag above the floor cabinet so that the storage section can be pulled down when a stored item is taken in and out (see Patent Documents 1 and 2).

  However, the lifting and lowering storage devices as disclosed in Patent Documents 1 and 2 have a problem that it is difficult to put in and out the stored items in the upper stage of the storage unit even when the storage unit is pulled down.

  Moreover, in the open type facing kitchen where there is no wall between the kitchen and the dining room, there is no wall to be installed, and thus there is a problem that it is difficult to install the lifting storage device.

Therefore, the applicant of the present invention is suitable for an open-type facing kitchen, and a storage shelf (drainer) disposed in a lift opening formed in a part of a counter of a kitchen floor cabinet in order to make it easy to put in and out the stored items. A lifting / lowering storage device including a shelf) and a lifting mechanism for lowering the storage shelf (draining shelf) to a storage space below the counter and raising the storage shelf on the counter has been proposed.
JP 2000-316643 A JP 2001-149297 A

  In the elevating storage device according to the applicant's proposal, there has been a demand for smoothly raising and lowering the storage shelf without rattling.

  The present invention has been made in order to meet the above-described demand, and an object of the present invention is to provide an elevating storage device that can smoothly elevate and lower the storage shelf without rattling.

  In order to solve the above-mentioned problem, the present invention is a storage shelf disposed in a lift opening formed in a part of a counter of a kitchen floor cabinet, and lowering the storage shelf to a storage space under the counter, In the lifting and lowering storage device having a lifting mechanism that moves up on the counter, brackets having a pair of sliding portions in the depth direction are respectively attached to the left and right lower portions of the storage shelf, and the depth is set on the left and right portions of the storage space. A pair of guide rails are attached to each direction, and each sliding portion of each bracket is fitted to each guide rail so as to be slidable up and down, and the storage shelf is moved up and down. The present invention provides an elevating type storage device that is in contact with a corresponding guide rail in the depth direction in a pressed state.

  In order to raise and lower the storage shelf more smoothly, the sliding part is attached to the bracket via a pressing member, and the sliding part is pressed by a spring member provided between the pressing member and the bracket. preferable.

  In order to raise and lower the storage shelf more smoothly, it is preferable to connect the bracket for raising and lowering the storage shelf to the bracket and to provide an adjustment member for adjusting the belt length on the bracket.

  In order to slide the sliding portion of the bracket without rattling, the pair of guide rails in the depth direction is preferably formed integrally with the base member.

  In order to improve safety, it is preferable that the bracket is provided with a locking portion for preventing the storage shelf from falling.

  According to the present invention, since the sliding portion of the bracket of the storage shelf is in contact with the guide rail of the storage space in a pressed state, the clearance between the sliding portion and the guide rail is reduced. It becomes difficult to rattle during ascent and descent smoothly.

  Hereinafter, the best mode for carrying out the present invention will be described in detail with reference to the drawings.

  1 and 2 show a kitchen floor cabinet 1. FIG. 1 is a perspective view of a storage shelf (draining shelf) 2 in a lowered position (when not in use) D, and FIG. 2 shows a storage shelf 2 in a raised position (when in use). ) U is a perspective view. The floor cabinet 1 is assumed to be an open type facing kitchen with no wall surface between the kitchen and the dining / living room, but it is possible to use the floor cabinet 1 without being an open type facing kitchen.

  A sink 3 is provided on the right side of the counter 1 a of the floor cabinet 1, and a storage shelf 2 is disposed behind the sink 3. In addition, the storage shelf 2 can also be arrange | positioned in the side position of the sink 3. FIG. Here, the expressions of the left and right and front and rear directions are as viewed by a person standing in front of the sink 3 on the kitchen side and facing the dining / living side.

  The storage shelf 2 is disposed in a lift opening 5 formed in the counter 1a of the floor cabinet 1, and the storage shelf 2 is lowered to a storage space 14 below the counter by a lift mechanism 6 described later. It is moved up and down to D and to the rising position U to be raised on the counter. As shown in FIG. 2, the lifting opening 5 is covered with a cover frame 8 having a horizontally long rectangular frame shape.

  The storage shelf 2 is provided with tableware drainers 2a and 2b in two upper and lower stages.

  As shown in FIG. 1, the top counter 4 of the storage shelf 2, in the lowered position D, covers the lifting opening 5 together with the cover frame 8 and faces the counter surface of the floor cabinet 1 with a slight gap therebetween. Therefore, the top of the top counter 4 can be used as a counter space (work space).

  A switch panel 7 for raising and lowering the storage shelf 2 is attached to the right front position of the top counter 4. As shown in detail in FIG. 3, the switch panel 7 includes a lift switch 7 a, a stop switch. 7b, a descent switch 7c, and a trap water supply notification / alarm unit 7d, a foreign object pinching notification / alarm unit 7e, and an overload notification / alarm unit 7f including a blinking lamp and a speaker are provided.

  FIG. 8 is a perspective view of the storage shelf 2 from which the top counter 4 is omitted. The storage shelf 2 is integrally assembled by welding or the like into a horizontally long rectangular frame with a horizontally long rectangular upper frame 2A and a lower frame 2B, a vertically long rectangular left frame 2C and a right frame 2D. A water receiving tray 10 (see FIG. 5) is attached to the lower part of the lower frame 2B.

  A decorative plate 11 is attached and covered on the back surface (dining / living side) of the upper frame 2A, the lower frame 2B, the left frame 2C, and the right frame 2D, and the left frame 2C and the right frame 2D. The decorative plates 12a to 12c are attached to the upper frame 2A. In addition, when the decorative board 11 is translucent, the inside of the storage shelf 2 can be brightened by the light on the dining / living side.

  A ventilation fan 35 is attached to the lower surface of the decorative plate 12c of the upper frame 2A of the storage shelf 2, that is, the ceiling side of the storage shelf 2.

  As shown in FIGS. 4 to 7, a storage space 14 for storing the storage shelf 2 at the lowered position D is provided inside the floor cabinet 1 corresponding to the lifting opening 5. The side plates 14A and 14B and the bottom plate 14C are formed in a substantially U shape with the upper surface opened. The surfaces on the sink 3 side of the left and right side plates 14A, 14B and the bottom plate 14C are closed by a back plate 14D, and the dining side surface is closed by an inspection door 14E so as to be opened and closed.

  In the storage space 14, the lifting mechanism 6 of the storage shelf 2 and the like are stored. That is, on the inner surfaces of the left and right side plates 14 </ b> A and 14 </ b> B of the storage space 14, a pair of guide rails 15 are respectively fixed in the depth direction and positioned between the pair of guide rails 15. An upper pulley 16A and a lower pulley 16B are fixed to the inner surfaces of the left and right side plates 14A and 14B, corresponding to the upper end portion and the lower end portion of the guide rail 15, respectively.

  Brackets 17 are fixed to the lower portions of the left frame 2C and the right frame 2D of the storage shelf 2 with screws 40 (see FIG. 13), and each bracket 17 slides up and down on the corresponding guide rail 15. Synthetic resin shoes (sliding portions) 18A and 18B (see FIG. 13) that can be fitted are attached. The specific structure of the guide rail 15, the bracket 17, and the shoes 18A and 18B will be described in detail later.

  The shoes 18A, 18B of the bracket 17 are guided by the guide rail 15 so as to slide up and down, so that the storage shelf 2 is moved up and down to a lowered position D below the counter and an elevated position U above the counter. Become so.

  An electric motor 20 and two drums 21A and 21B driven by the electric motor 20 via a chain 21a are installed at a substantially central position in the left-right direction of the bottom plate 14C of the storage space 14. The left belt 22A is wound around the drum 21A from below and the inner end is locked, and the right belt 22B is wound around the other drum 21B from above and the inner end is locked. Yes.

  The left belt 22A is wound around a lower pulley 16B and an upper pulley 16A in order on the left side plate 14A, and its outer end is locked to the bracket 17 of the left frame 2C of the storage shelf 2. The right belt 22B is wound around the lower pulley 16B and the upper pulley 16A in order on the right side plate 14B, and the outer end thereof is locked to the bracket 17 of the right frame 2D of the storage shelf 2. It becomes like this. A specific locking structure of the outer end portion of each belt 22A, 22B will be described in detail later.

  Therefore, when the electric motor 20 rotates forward by pushing the raising switch 7a of the switch panel 7, the drums 21A and 21B are driven around the arrow a in FIG. 5, and the left and right belts 22A and 22B are By being wound around the drums 21A and 21B, the left and right brackets 17 of the storage shelf 2 are pulled up by the left and right belts 22A and 22B, and the shoes 18A and 18B of the bracket 17 are guided and raised by the guide rail 15. Thus, the storage shelf 2 is raised to the raised position U on the counter. When the storage shelf 2 is raised to the raised position U, the electric motor 20 is stopped, the brake is applied so as not to reverse, and the electric motor 20 is not rotated forward even if the raising switch 7a is further pushed. Controlled.

  By pushing the lowering switch 7c of the switch panel 7, the brake of the electric motor 20 is released, the left and right brackets 17 of the storage shelf 2 are guided by the guide rails 15, and the storage shelf 2 is lowered by its own weight. As a result, the storage shelf 2 is lowered to the lowered position D below the counter.

  In this case, the left and right belts 22A and 22B are rewound onto the drums 21A and 21B while the electric motor 20 is reversely rotated. However, the reverse rotation of the electric motor 20 prevents the storage rack 2 from being rapidly lowered by its own weight. It is set to brake. Note that when the lowering switch 7c is pushed, the storage shelf 2 is automatically lowered to the lowering position D below the counter, but is automatically lowered before the lowering position D (for example, about 50 mm). If the descent switch 7c is not continuously pushed, the safety can be improved if the descent switch 7c is not lowered (so-called two-stage push).

  Further, when the stop switch 7b of the switch panel 7 is pushed, the electric motor 20 is stopped, and the storage shelf 2 can be stopped at the midway position or the midway position.

  A control box 32 (see FIG. 4) is mounted on the bottom plate 14C of the storage space 14, and the control circuit of the control box 32 includes the electric motor 20, the switches 7a to 7c, and the notification / alarm units 7d. ˜7f etc. are connected.

  As shown in FIGS. 4 and 5, the bottom portion of the water receiving tray 10 of the storage shelf 2 is formed such that the central portion is recessed downward, and a drain port 10a is provided at the central portion of the bottom portion.

  A square box-shaped water receiving mass 26 having an open top is attached to the inner wall surface of the back plate 14D of the storage space 14, and an inlet end of a U-shaped drain trap 27 is connected to the lower portion of the water receiving mass 26. In addition, a drain pipe 28 is connected to the outlet end of the drain trap 27. The drain pipe 28 is connected to a sewage pipe or the like (not shown) from the opening 14 a of the bottom plate 14 </ b> C of the storage space 14.

  Inclined water receptacles 30A and 30B are attached to the inner wall surface of the back plate 14D in a watertight state at substantially the same height as the water receptacle mass 26 attached to the inner wall surface of the back plate 14D of the storage space 14. The inclined lower sides of the water receiving troughs 30A and 30B are connected to the upper position of the water receiving mass 26. The water receiving basin 30 is positioned almost directly below the front side of the lift opening 5.

  One end 25a of the flexible drain pipe 25 is connected to the drain port 10a of the water receiving tray 10, and the other end 25b of the drain pipe 25 is connected to the end of the water receiving bowl 30A.

  As shown in detail in FIG. 9, the pair of guide rails 15 in the depth direction J are integrally formed at both end portions of the H-shaped base member 38 in a front view. The base member 38 is fixed to the inner surfaces of the left and right side plates 14A, 14B of the storage space 14 with screws using a plurality of screw holes 38a at both ends.

  As shown in detail in FIG. 10 and FIG. 11, the bracket 17 is formed in a substantially Ω shape in plan view, and has both end portions at the lower part of the left side frame 2C and the right side frame 2D of the storage shelf 2. Are fixed by mounting screws 40 (see FIG. 13) using the plurality of screw holes 17a.

  The shoes (sliding portions) 18A, 18B are formed in a rectangular shape that is long in the vertical direction, and two shoes are provided in the vertical direction with respect to the pair of guide rails 15 in the depth direction. 18B is fixed to the bracket 17 with a screw 39.

  A substantially L-shaped rattling adjustment fitting (pressing member) 41 is disposed on the back side of the bracket 17 where the front shoe 18A is located. The front shoe 18A has a large hole 17b in the bracket 17. The screw 39 to be inserted is fixed to the flat portion 41 a of the rattling adjustment fitting 41.

  In the rattling adjustment fitting 41, a long hole 41c in the depth direction J is formed in multiple stages (three stages in this example) in the vertical direction, and is fixed to the bracket 17 with a screw 42 that passes through the long hole 41c. Yes. When the screw 42 is loosened, the backlash adjustment fitting 41 is guided by the elongated hole 41c and can be adjusted in the depth direction J.

  Two pressing adjustment screws (pressing members) 43 are provided through the holes 17d from the outside of the side wall portion 17c of the bracket 17, and the pressing adjustment screws 43 are provided on the rising portion 41b of the shaki adjustment fitting 41. It is screwed into the female screw portion 41d. Further, a coil spring (spring member) 44 is mounted between the pressure adjusting screw 43 and the side wall portion 17c.

  Then, when the screw 42 of the rattling adjustment fitting 41 is loosened, the rattling adjustment fitting 41 is moved to the one side K (outside) in the depth direction J via the pressing adjustment screw 43 by the urging force of the coil spring 44 [Fig. 9b), whereby the shoes 18A and 18B come into contact with the corresponding guide rails 15 in the pressed state on one side K (outside) and the other side L (outside) in the depth direction J, respectively. It becomes like this. The ratchet adjustment fitting 41 is fixed to the bracket 17 by tightening the screw 42 in the pressed state of the shoes 18A, 18B. The shoes 18A and 18B can always be brought into contact with the guide rail 15 in a pressed state by the urging force of the coil spring 44 without fixing the rattling adjusting bracket 41 to the bracket 17 with the screw 42.

  A U-shaped hanging bracket 45 is fixed with a screw 46 at the center of the bracket 17 in the width direction. As shown in FIG. 12, loops of the belts 22A (22B) are formed from the upper slits 45a of the hanging bracket 45. The outer shape end 22 a is inserted into the hanging bracket 45.

  A position adjustment fitting 47 is disposed in the suspension fitting 45, and an inclination adjustment screw (adjustment member) 48 inserted into the female screw hole 47 a of the position adjustment fitting 47 from the lower hole 45 b of the suspension fitting 45 to the upper hole 45 c. Screwed. A retaining shaft 49 is inserted into the loop-shaped end portion 22a in a state where the loop-shaped outer end portion 22a of each belt 22A (22B) is inserted into the slit 47b formed in the position adjusting bracket 47. A retaining nut 50 is fitted into the upper end portion of the inclination adjusting screw 48.

  Then, in FIG. 12, when the tilt adjusting screw 48 is turned clockwise, the position adjusting bracket 47 is moved downward, the belt 22A (22B) is contracted downward (belt length is shortened), and the storage shelf. 2 goes up. When the tilt adjusting screw 48 is turned counterclockwise, the position adjusting bracket 47 is moved upward, the belt 22A (22B) is loosened upward (the belt length becomes longer), and the storage shelf 2 is lowered. become. That is, the inclination of the storage shelf 2 can be adjusted by adjusting the lengths of the belts 22A and 22B by turning the inclination adjusting screws 48 of the brackets 17 of the left side frame 2C and the right side frame 2D of the storage shelf 2. become.

  As shown in FIG. 13, at the upper end of the bracket 17, there is a drop-preventing locking portion 17e with which a protrusion 51 screwed to the left side frame 2C and the right side frame 2D of the storage shelf 2 can abut. Is formed.

  For example, a variable resistor (volume) 55 is attached to the bracket 17 of the right side frame 2D of the storage shelf 2, and the guide rail is mounted on the inner surface of the right side plate 14B of the storage space 14 as shown in FIG. A position detection rail 56 whose bottom is inclined outward with respect to 15 is attached, and an operation shaft portion 55 a of the variable resistor 55 is engaged with a rail groove of the position detection rail 56. Then, the operation shaft portion 55a of the variable resistor 55 is moved in the left-right direction (depth direction J) along the position detection rail 56 in accordance with the elevation position of the storage shelf 12, so that the output voltage of the variable resistor 55 It becomes possible to detect the raising / lowering position and the like of the storage shelf 2 from the change of the above.

  In the case of the floor cabinet 1 as described above, the storage shelf 2 installed in the lift opening 5 formed on the counter of the floor cabinet 1 is lowered to the storage space 14 below the counter when not in use, and on the counter when in use. It is suitable for an open-type facing kitchen where there is no wall between the kitchen and the dining room. If the storage shelf 2 is raised on the counter, the items stored in the storage shelf 2 are not bent. Can be put in and out.

  Moreover, since the storage shelf 2 is only raised on the counter, it becomes easy to take in and out stored items such as tableware on any stage of the storage shelf 2 and the storage shelf 2 is lowered to the storage space 14 under the counter. If you do, you will be able to use the upper surface of the counter widely and will not interfere with other work on the counter.

  On the other hand, since the shoes 18A and 18B of the bracket 17 of the storage shelf 2 are in contact with the guide rail 15 in a pressed state, the clearance between the shoes 18A and 18B and the guide rail 15 is reduced. Is less likely to rattle during ascent and descent smoothly.

  In particular, when the shoes 18A and 18B are pressed against the guide rail 15 by the biasing force of the coil spring 44, the shoes 18A and 18B come into contact with the guide rail 15 without clearance, so that the storage shelf 2 can be lifted and lowered more smoothly. Become.

  Further, since the belt length of the belts 22A and 22B for raising and lowering the storage shelf 2 can be adjusted by turning the tilt adjusting screw 48, the inclination of the storage shelf 2 can be finely adjusted, so that the storage shelf 2 can be raised and lowered more smoothly. It becomes like this.

  Further, by forming the pair of guide rails 15 integrally with the base member 38 in the depth direction, the parallel accuracy is higher than when the guide rails 15 are separately mounted on the base member 38 with screws or the like. Therefore, the shoes 18A and 18B of the bracket 17 slide without rattling. Moreover, even if a lateral load is applied to the guide rail 15 from the storage shelf 2, the parallelism can be maintained because the strength and rigidity of the guide rail 15 are high.

  Furthermore, when the mounting screws 40 of the storage rack 2 of the bracket 17 are removed and the storage rack 2 may fall from the bracket 17, the protrusion 51 of the storage rack 2 is locked to the locking portion for preventing the bracket 17 from falling. Since it is locked in advance at 17e (see FIG. 13), the safety is improved.

  Although the said embodiment took the draining shelf which is one of the storage shelves 2 as an example of the raising / lowering storage apparatus of the floor cabinet 1, it is not restricted to this, It is a dish dryer or a dishwasher, Also good.

It is a floor cabinet for kitchens showing an embodiment of the present invention, and a storage shelf is a perspective view of a lowered position. FIG. 2 is a perspective view of the floor cabinet of FIG. 1 with the storage shelf in the raised position. It is a front view of a switch panel. It is the perspective view which looked at the raising / lowering storage apparatus from the dining / living side. It is the rear view which looked at the raising / lowering storage apparatus from the dining / living side. It is a top view of the raising / lowering storage apparatus which abbreviate | omitted the storage shelf. It is a principal part sectional side view of a raising / lowering storage apparatus. It is a perspective view of the storage shelf which abbreviate | omitted the top plate. The guide rail and the base member, (a) is a perspective view, (b) is a plan sectional view in which a shoe or the like is assembled, and (c) is a plan sectional view of the guide rail. (A) is a perspective view of the bracket seen from the shoe side, (b) is an exploded perspective view of (a). (A) is a perspective view of the bracket seen from the suspension metal fitting side, (b) is an exploded perspective view of (a). It is a hanging metal fitting, (a) is a perspective view, (b) is sectional drawing. It is a perspective view which shows the relationship between the protrusion of a storage shelf, and the latching | locking part for fall prevention of a bracket.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Kitchen floor cabinet 1a Counter 2 Storage shelf 5 Elevating opening 6 Elevating mechanism 14 Storage space 15 Guide rail 17 Bracket 17e Fall prevention locking parts 18A, 18B Shoe (sliding part)
22A, 22B Elevating belt 38 Base member 43 Press adjusting screw (pressing member)
44 Coil spring (spring member)
47 Position adjustment bracket 48 Tilt adjustment screw (adjustment member)
51 Protrusion J Depth direction

Claims (5)

Elevating / lowering provided with a storage shelf arranged in a lift opening formed in a part of a counter of a kitchen floor cabinet, and a lifting mechanism for lowering the storage shelf to a storage space under the counter and raising it on the counter In the type storage device,
A bracket having a pair of sliding portions in the depth direction is attached to the left and right lower portions of the storage shelf, and a pair of guide rails are attached to the left and right portions of the storage space in the depth direction. Each sliding part of each bracket is fitted so as to be slidable up and down, and the storage shelf is moved up and down, while each sliding part is in contact with a corresponding guide rail in a pressed state in the depth direction. Elevating type storage device characterized by the above.   The elevating storage apparatus according to claim 1, wherein the sliding portion is attached to the bracket via a pressing member and presses the sliding portion with a spring member provided between the pressing member and the bracket.   The elevating storage apparatus according to claim 1, wherein an elevating belt for a storage shelf is connected to the bracket, and an adjustment member for adjusting a belt length is provided on the bracket.   The elevating storage apparatus according to any one of claims 1 to 3, wherein the pair of guide rails in the depth direction are integrally formed with a base member.   The lifting storage device according to any one of claims 1 to 4, wherein the bracket is provided with a locking portion for preventing the storage shelf from falling.

Images