JP2012130469A - Lifting storage device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a lifting storage device which can smoothly lift a storage shelf.SOLUTION: The lifting storage device 1 includes: an outside box 10 having an opening 15 at an under surface side; a storage shelf 20 which is made to freely lift between a position stored in the outside box and a position protruding from the opening of the box toward a lower position; and a pair of lifting guide parts 40, 40 which are disposed along the vertical direction between both inner side surfaces 12a, 12a of the outside box and both outer surfaces 22a, 22a of the storage shelf respectively, and guide the lifting of the storage shelf, wherein the lifting guide part is provided with an outside box side rail 41 disposed at the outside box, a storage shelf side rail 42 disposed at the storage shelf to face the outside box side rail, and a rail attaching bases 43, 45 which dispose the rails to the outside box and the storage shelf respectively to slant with the inner surface of the outside box and the outer surface of the storage shelf.

Description

  The present invention relates to a lifting and lowering storage device including a storage shelf that moves up and down.

Conventionally, an outer box attached to a high place such as a kitchen space, and a storage shelf that can be raised and lowered between a position stored in the outer box and a position protruding downward from an opening on the lower surface side of the outer box There is known a lifting and lowering storage device including
In such a lifting and lowering storage device, guides such as slide rails for guiding the lifting and lowering of the storage shelf that is lifted and lowered with respect to the outer box are provided on the inner side surfaces on both sides of the outer box (for example, the following patent document) 1).

JP 2007-130198 A

  However, the guide composed of the slide rails provided on both inner sides of the outer box as described above has a variation in dimensions due to processing errors of the outer box and storage shelf, moisture absorption / release, etc. From the standpoint of absorption, there is a case where slight play is provided along both sides of the outer box. For this reason, when raising / lowering a storage shelf, there existed a problem that a storage shelf inclined and rattling might arise.

  This invention is made | formed in view of the said situation, and it aims at providing the raising / lowering storage apparatus which can raise / lower a storage shelf smoothly.

  In order to achieve the above object, an elevating and lowering storage device according to the present invention includes an outer box having an opening on the lower surface side, a position stored in the outer box, and an opening of the outer box facing downward. A storage shelf that can freely move up and down between the protruding positions, and an inner wall of the outer box and an outer surface of the storage shelf, which are provided along the vertical direction. A pair of elevating guides for guiding the outer elevating guide, the elevating guides being attached to the outer box side rail, and the storage shelf attached to the storage shelf side so as to face the outer box side rail. Side rails, and rail mounting bases for attaching the rails to the outer box and the storage shelf so as to be obliquely arranged with respect to the inner surface of the outer box and the outer surface of the storage shelf. It is characterized by.

In the present invention, the rail pair composed of the outer box side rail and the storage rack side rail provided on both sides of the lifting and lowering storage device is reversed left and right in a plan view when the rail pair on one side and the rail pair on the other side are viewed in plan view. You may make it hold | maintain by the said rail mounting base so that it may become the diagonal arrangement | positioning made.
Moreover, in this invention, you may make it hold | maintain with the said rail attachment base so that the said rail pairs may be diagonally arranged so that it may expand toward the near side in planar view.
Further, in the present invention, the rail mounting base to which the storage shelf side rail is attached may be provided with a protruding piece that protrudes toward the inner side of the outer box so as to cover the near side of the storage shelf side rail. Good.

  The elevator storage apparatus according to the present invention is configured as described above, so that the storage shelf can be raised and lowered smoothly.

(A)-(c) shows typically an example of the raising / lowering storage apparatus which concerns on one Embodiment of this invention, (a) is a schematic bottom view, (b) is X part in (a). (C) is a schematic side view. (A), (b) is a partially abbreviated schematic front view which shows typically the same raising / lowering storage apparatus. (A) is a schematic perspective view which shows typically an example of the hanging raising / lowering mechanism part containing the raising / lowering guide part with which the raising / lowering accommodation apparatus is provided, (b) is a schematic exploded perspective view of the hanging raising / lowering mechanism part. .

Embodiments of the present invention will be described below with reference to the drawings.
In some of the drawings, some of the detailed reference numerals attached to other drawings are omitted.
In FIG. 2, the opening / closing door (front plate) is not shown.
As shown in FIG.1 and FIG.2, the raising / lowering storage apparatus 1 which concerns on this embodiment stores the outer box 10 attached to high places, such as a ceiling space, such as a kitchen space, and storage goods, such as tableware and a cooking utensil. Storage shelf 20 is provided.

  As shown in FIGS. 1 and 2, the outer box 10 is formed into a box shape by a top plate 11, left and right side plates 12, 12, a back plate 13, and a front plate 14, and an opening 15 that opens downward on the lower surface side. have. Further, in the present embodiment, the outer box 10 is a curtain plate 14 provided so that the front plate 14 is bridged between the front lower ends of the left and right side plates 12, 12, and the front side is also directed forward. It has an opening 16 that is open, and an open / close door 17 that covers the opening 16 so as to be freely opened and closed. For example, the open / close door 17 is rotatably connected to one side plate 12 or the top plate 11 by a connecting member such as a hinge. Instead of providing such an open / close door 17, instead of the curtain plate 14, the front side may be covered with a front decorative plate whose surface is a decorative surface, for example. Alternatively, a sliding sliding door or the like may be provided as the opening / closing door in place of the opening / closing door that is rotatable.

  As shown in FIGS. 1 and 2, the storage shelf 20 has a box shape opened to the front side by a top plate 21, left and right side plates 22, 22, a back plate 23, and a bottom plate 24. As shown in FIG. 2 (a), the storage shelf 20 is located at a position (storage position) stored in the outer box 10 and below the opening 15 of the outer box 10 as shown in FIG. 2 (b). It is possible to move up and down between a position projecting toward (a lowered position). The storage shelf 20 is provided with an operation bar 25 that is operated when the storage shelf 20 is moved up and down depending on both side plates 22, 22. The storage shelf 20 may further be provided with a shelf plate inside, and is not limited to a box-like shape formed by a plate-like member as shown in the figure, but a rack-like or linear member. It is good also as a thing.

As shown in FIG. 2A, the storage shelf 20 is stored in the outer box 10 in the state where it is stored in the outer box 10 except for the operation bar 25. Further, as shown in FIG. 2B, the storage shelf 20 is located substantially outside the outer box 10 except for the upper end portion in a state where the storage shelf 20 protrudes downward from the opening 15 of the outer box 10 (FIG. 1 (c)).
As shown in FIG. 2A, the height dimension of the storage shelf 20 is such that it is accommodated over substantially the entire height of the inner space of the outer box 10 in the state of being stored in the outer box 10. The dimension is slightly smaller than the height dimension of the inner space. Further, the depth dimension (the dimension in the front-rear direction) of the storage shelf 20 is slightly smaller than the dimension in the front-rear direction of the opening 15 defined by the back plate 13 and the curtain plate 14 of the outer box 10. (See FIG. 1 (a)). Further, the width dimension (the dimension in the left-right direction) of the storage shelf 20 is set to a pair of inner sides of the left and right side plates 12 and 12 of the outer box 10 as shown in FIGS. The size is set so as to fit between the lifting and lowering mechanism units 30 and 30 including the lifting guides 40 and 40.

The hanging lifting mechanism units 30 and 30 function as a hanging lifting mechanism unit that guides the storage shelf 20 up and down with respect to the outer box 10 and can be lifted and lowered. As shown in FIG. 1A and FIG. 2, these suspension elevating mechanism units 30 and 30 include outer side surfaces 22 a and 22 a of left and right side plates 22 and 22 of the storage shelf 20 in a state where the storage shelf 20 is stored. It is arrange | positioned in the space between the inner surfaces 12a and 12a of the left and right side plates 12 and 12 of the outer box 10, respectively. The suspension lifting mechanism units 30 and 30 are a pair of left and right, and have substantially the same configuration.
Each of these suspension lifting mechanism units 30 and 30 includes a suspension mechanism portion 35 that suspends the storage shelf 20 and a lifting guide portion 40 that guides the lifting and lowering of the storage shelf 20 (see also FIG. 3).

  The suspension mechanism 35 is disposed on each of the left and right inner portions of the outer box 10, and is suspended as a string-like member that suspends the storage shelf 20 from the outer box 10 as shown in FIG. 3. Each is provided with a winding drum 36 around which a belt (band-like member) 37 is wound. Further, the suspension mechanism unit 35 biases the winding drum 36 in the winding direction (counterclockwise in FIG. 3) (provides resistance of the winding drum 36 rotated in the counter-winding direction). Means. The urging means may be a spiral spring disposed around the fixed shaft 33 serving as the rotation shaft of the winding drum 36 in the winding drum 36. By adopting such a configuration, a space for arranging the urging spring as the urging means for urging the winding drum 36 in the winding direction becomes unnecessary, and space saving is achieved. be able to. Further, by providing a spiral spring as an urging means in the winding drum 36 around which the suspension belt 37 is wound, unitization can be achieved and assembly work can be easily performed.

  The left and right winding drums 36, 36 including the urging means are disposed between the left and right side plates 22, 22 of the storage shelf 20 and the left and right side plates 12, 12 of the outer box 10 in a state where the storage shelf 20 is stored. Each is arranged in a space. By setting it as such a structure, the storage space of the storage shelf 20 can be enlarged efficiently. That is, a space for disposing these in the upper space of the outer box 10 becomes unnecessary, and the storage space in the height direction of the storage shelf 20 can be increased. Moreover, in order to arrange the left and right winding drums 36 and 36 including the urging means in a space for providing a pair of elevating guide portions 40 and 40 respectively provided on the left and right inner portions of the outer box 10. Therefore, the storage space in the both sides of the storage shelf 20 can be efficiently increased without reducing the storage space.

  In the present embodiment, the left and right winding drums 36, 36 including the urging means are located behind the pair of lift guide portions 40, 40 disposed on the left and right inner portions of the outer box 10. It is arranged on the (rear side). That is, the pair of elevating guide portions 40, 40 is disposed on the front side of the pair of winding drums 36, 36. With such a configuration, when the open / close door 17 is opened, the lifting guide portions 40, 40 are disposed on the front sides of the left and right sides of the storage shelf 20, so that the winding drums 36, 36 are disposed. Can be made inconspicuous, and it is possible to prevent an article, a finger or the like from being caught between the winding portions of the winding drums 36 and 36.

As shown in FIG. 3, the take-up drum 36 is rotatably supported by the fixed shaft 33. The fixed shaft 33 is attached to and fixed to the inner side surface 12a of the side plate 12 of the outer box 10 by the mounting plate 31 of the suspension lifting mechanism unit 30 and the inner side of the mounting plate 31 (the center side in the width direction of the outer box 10). Is supported so as to be bridged over a cover plate 32 disposed opposite to the cover plate 32. That is, the fixed shaft 33 is disposed so that the axial direction is perpendicular to the inner side surface 12 a of the side plate 12 of the outer box 10. With such a configuration, the pair of winding drums 36 are disposed so as to rotate in a vertical plane area parallel to both the inner side surfaces 12a, 12a of the outer box 10. Therefore, for example, the arrangement space of the take-up drum 36 can be effectively reduced as compared with the case of rotating in a horizontal plane area or a vertical plane area orthogonal to both inner side faces of the outer box 10. As a result, the storage space on both sides of the storage shelf 20 can be increased more efficiently.
Moreover, in this embodiment, these are the same positions in front and back and up and down in each inner part of the outer case 10 so that the fixed shafts 33 and 33 provided in each inner part of the outer case 10 may become coaxial. It is provided to become. That is, the left and right winding drums 36 are provided in the inner portions of the outer box 10 so as to face each other. By adopting such a configuration, the left and right suspension belts 37, 37 can be stably wound and fed out by the respective winding drums 36, 36, and the storage rack 20 is smoothly moved up and down. be able to.

As shown in FIG. 3B, a belt guide groove is provided on the outer periphery of the winding drum 36, and a suspension belt 37 is wound along the belt guide groove.
The suspension belt 37 fed out from the take-up drum 36 is hung on a plurality (two in the illustrated example) guide rollers (pulleys) 34 and 34 rotatably supported between the mounting plate 31 and the cover plate 32. One end (front end) is connected to the storage shelf 20. In the illustrated example, one guide roller 34 is provided on the upper side of the winding drum 36, and the other guide roller 34 is provided on the front side of the guide roller 34 at a position where the suspension belt 37 and the lifting guide portion 40 do not interfere with each other. An example is shown. In addition, an example in which the tip of the suspension belt 37 is connected and fixed to the storage shelf mounting bracket 38, and the storage shelf mounting bracket 38 is fixed to the outer side surface 22 a of the side plate 22 of the storage shelf 20 with a stopper such as a bolt or a screw. (See also FIG. 1 (c) and FIG. 2 (b)). The other end (base end) of the suspension belt 37 is locked and fixed to a pin-shaped locking portion or the like provided in the winding drum 36.

As shown in FIGS. 1 and 2, the elevating and lowering guide portions 40 and 40 are provided in the left and right inner portions of the outer box 10 along the vertical direction. These elevating and lowering guide portions 40 and 40 are provided so as to be in the same position in the front and rear and top and bottom in each inner portion of the outer box 10.
As shown in FIGS. 1 and 3, the elevating and lowering guide portion 40 includes an outer box side rail 41 attached to the outer box 10 side and a storage attached to the storage shelf 20 side so as to face the outer box side rail 41. A rail pair including a shelf-side rail 42 is provided. Further, an outer box side rail mounting base 43 for mounting the outer box side rail 41 to the outer box 10 and a storage rack side rail mounting base 45 for mounting the storage rack side rail 42 to the storage shelf 20 are provided.

As shown in FIG. 1B, the outer box side rail 41 includes an outer member 41a attached and fixed to the outer box side rail mounting base 43, and an inner member 41b slidably engaged with the outer member 41a. I have.
Similar to the outer box side rail 41, the storage rack side rail 42 includes an outer member 42a that is fixedly attached to the storage rack side rail mounting base 45, and an inner member 42b that is slidably engaged with the outer member 42a. Yes.
Between the outer member 41a (42a) and the inner member 41b (42b) of each of the rails 41 and 42, a retainer (cage), a ball that is rotatably held by the retainer, and the like are provided.
In this embodiment, the inner member 41b of the outer box side rail 41 and the inner member 42b of the storage rack side rail 42 are integrally connected and fixed. In addition, you may grasp | ascertain these inner members 41b and 42b as an intermediate rail integrally.

The rail pair composed of the outer box side rail 41 and the storage rack side rail 42 is formed so that the storage rack 20 can move up and down between the storage position and the lowered position as described above.
Note that the rail pair including the outer box side rail 41 and the storage shelf side rail 42 suppresses or prevents the movement of the storage shelf 20 from the storage position upward and the movement of the storage shelf 20 from the lower position downward. A cushion member or a stopper member may be provided. Instead of or in addition to this, a stopper member that holds the storage position and the lowered position of the storage shelf 20 may be provided on the storage shelf 20 and the outer box 10. The pair of rails composed of the outer box side rail 41 and the storage rack side rail 42 is not limited to the illustrated example, and is provided on the left and right inner portions of the outer box 10 along the vertical direction. Any guide rail may be used as long as it guides the raising and lowering of the guide.

  As shown in FIGS. 1A and 1B, the rail mounting bases 43 and 45 are arranged so that the rails 41 and 42 are inclined with respect to the inner side surface 12 a of the outer box 10 and the outer side surface 22 a of the storage shelf 20. It is set as the structure attached to each of the outer box 10 and the storage shelf 20 so that it may become. That is, the surface area including the opposing surfaces of the rails 41 and 42 arranged so as to face each other (the surface that has unevenness or the like but is generally facing the other side), the inner side surface 12a of the outer box 10 and the outside of the storage shelf 20 The rails 41 and 42 are held so that the side surface 22a intersects the side surface 22a instead of being parallel. In the illustrated example, each rail mounting base 43, the angle formed by the surface area including the facing surface and the inner surface 12a of the outer box 10 and the outer surface 22a of the storage shelf 20 is approximately 45 degrees (approximately 135 degrees). An example in which the rails 41 and 42 are held by 45 is shown.

  Moreover, in this embodiment, as shown to Fig.1 (a), the rail pair which consists of the outer box side rail 41 provided in each of the both sides of the said raising / lowering storage apparatus 1 and the storage shelf side rail 42 is made into one side. The rail pair is held by the rail mounting bases 43 and 45 so that the rail pair on the other side is arranged obliquely as if it was reversed left and right in plan view. In the illustrated example, an example is shown in which the rail mounting bases 43 and 45 hold the rail pairs 41, 42, 41, and 42 so that the rails 41, 42, 41, 42 are obliquely arranged so as to expand toward the front side in plan view. . That is, the opposing surface of one rail pair 41, 42 and the opposing surface of the other rail pair 41, 42 are expanded toward the front side (opening / closing door 17 (or front plate) side) in plan view. Each rail pair 41, 42, 41, 42 is arranged obliquely.

As shown in FIGS. 1 (b) and 3 (b), the outer box side rail mounting base 43 is formed in an elongated shape along the vertical direction, and is cut out on the front side corner portion of the quadrangular prism shape. It has such a shape and has a hollow part (meat stealing part) opened on the side plate 12 side of the outer box 10. The notched portion is provided with a recess 43a that opens toward the inner side obliquely, and this recess 43a serves as a fixed portion of the outer box side rail 41. That is, the outer box side rail mounting base 43 has a fixed surface portion (a concave bottom surface portion of the concave portion 43a) of the outer box side rail 41 that faces obliquely inward.
In the illustrated example, an example is shown in which the outer member 41a of the outer box side rail 41 is fitted into the recess 43a and fixed. The outer member 41a may be fixed to the recess 43a with a stopper such as a bolt or a screw.
The outer box side rail mounting base 43 is mounted along the vertical direction on a mounting plate 31 that is mounted on the inner side surface 12a of the outer box 10. In the illustrated example, the outer box side rail mounting is secured by fasteners such as bolts and screws via L angles 44 and 44 fixed to the front and rear surfaces of the outer box side rail mounting base 43 by welding, bolts, or the like. The example which attached the base 43 to the attachment plate 31 is shown.

As shown in FIGS. 1 (b) and 3 (b), the storage shelf side rail mounting base 45 is formed in an elongated shape along the vertical direction, and has a triangular prism shape with a hollow or meat stealing portion. Has been. In the example shown in the figure, the bottom surface portion arranged in a substantially right-angled isosceles triangular prism shape and facing diagonally rearward outside becomes the fixing portion 45a of the storage shelf side rail 42, and the fixing portion 45a is secured by a fastener such as a bolt or a screw. The outer member 42a of the storage shelf side rail 42 is fixed. That is, the storage shelf side rail mounting base 45 has a fixed surface portion (fixed portion 45a) of the storage shelf side rail 42 that faces obliquely rearward outside.
Further, an equilateral surface portion arranged so as to face the side plate 22 side of the storage shelf 20 is set as an attachment portion 45b attached to the side plate 22 of the storage shelf 20, and a fastener such as a bolt or a screw is provided via the attachment portion 45b. The storage shelf side rail mounting base 45 is attached to the side plate 22 of the storage shelf 20.
Further, the equilateral surface portion arranged so as to face the front side is disposed so as to protrude toward the inner surface 12a side of the outer box 10 so as to cover the near side of the storage shelf side rail 42, and the equilateral surface portion is accommodated. It becomes the front cover part (projection piece part) 45c which covers the near side of the shelf side rail 42.

  According to the lifting / lowering storage device 1 according to the present embodiment configured as described above, the storage shelf 20 can be lifted and lowered smoothly. In other words, the lifting and lowering storage device 1 according to the present embodiment has the outer box 10 and the storage shelf 20 so that the rails 41 and 42 are arranged obliquely with respect to the inner side surface 12a of the outer box 10 and the outer side surface 22a of the storage shelf 20. Rail mounting bases 43 and 45 to be attached to each of them. Therefore, the backlash in the both sides of the storage shelf 20 caused by play formed between the rails 41 and 42 can be reduced, and the storage shelf 20 can be moved up and down smoothly.

  In the present embodiment, the pair of left and right rails including the outer box side rail 41 and the storage rack side rail 42 is slanted such that one rail pair is reversed left and right in plan view. The rail mounting bases 43 and 45 hold the rails so that they are arranged. Therefore, for example, compared to the case where the rail pairs on both sides are obliquely arranged parallel to each other, the backlash of the storage shelf 20 in both directions can be made smaller and the backlash in the front-rear direction can also be reduced. The storage shelf 20 can be raised and lowered more smoothly.

In the present embodiment, the pair of left and right rails 41 and 42 are held by the rail mounting bases 43 and 45 so as to be inclined so as to expand toward the front side in a plan view. . Therefore, for example, the assembling work of the elevating guide part 40, the maintenance after being attached to the outer box 10, and the like can be easily performed as compared with the case where the oblique arrangement is performed so as to expand to the opposite side.
Furthermore, in the present embodiment, the storage shelf side rail mounting base 45 is provided with a front cover portion 45c as a protruding piece portion that covers the front side of the storage shelf side rail 42. Therefore, the storage shelf side rail 42 can be made inconspicuous by the front cover part 45c at the position where the storage shelf 20 is lowered, and the appearance can be improved.

Further, in the present embodiment, an urging means for urging the take-up drum 36 in the take-up direction is incorporated, and a united suspending mechanism part 35 is adopted. Further, the suspending mechanism part 35, the lifting guide part 40, These are unitized to form a suspended lifting mechanism unit 30. Therefore, the handleability at the time of assembly can be improved.
Further, in the present embodiment, the elevation guide part 40 that guides the raising and lowering of the storage shelf 20 is provided on the front side of the suspension mechanism part 35. That is, the lifting / lowering mechanism unit 30 is disposed in the outer box by providing a positional relationship in which the lifting / lowering guide portion 40 that is preferably disposed at the intermediate portion in the front-rear direction of the storage shelf 20 is provided on the front side of the hanging mechanism portion 35. It can arrange | position in the back | inner side in 10 and can make these inconspicuous efficiently.

In the above example, the suspension mechanism unit 35 and the lifting guide unit 40 are unitized to form the suspension lifting unit 30. However, the suspension mechanism unit 35 and the lifting guide unit 40 may be assembled as separate members.
In the above-described example, the belt-like suspension belt 37 is illustrated as a string-like member that suspends the storage shelf 20 from the outer box 10. It is good also as a member of.
Furthermore, in the above-described example, an example is shown in which the rotation shaft of the winding drum 36 of the suspension mechanism 35 is disposed so that the axial direction is perpendicular to the inner side surface 12a of the side plate 12 of the outer box 10. However, for example, the rotation shaft may be arranged so as to rotate in a horizontal plane area or a vertical plane area orthogonal to both inner side surfaces 12 a of the outer box 10.
Furthermore, in the above-described example, a pair of winding drums 36 and 36 including the urging means are provided on the left and right inner portions of the outer box 10, but these are provided on the top plate 11 of the outer box 10. And the top plate 21 of the storage shelf 20, or between the back plate 13 of the outer box 10 and the back plate 23 of the storage shelf 20. In this case, the suspension mechanism unit may be configured by a single winding drum and a single urging unit that urges the winding drum in the winding direction. Further, the urging means is not limited to the spiral spring, and other urging springs such as a coil spring, a torsion spring, a bamboo shoot spring, or an elastic body such as rubber may be adopted.

  Furthermore, the suspending mechanism for suspending the storage shelf 20 is not limited to the one provided with the winding drum and the urging means for urging it in the winding direction as described above. A balance type suspension mechanism in which a storage shelf is connected to one end of the cord-like member and a weight such as a ballast is connected to the other end may be adopted. Or you may make it employ | adopt an electric suspension mechanism part provided with the electric motor etc. FIG.

  Moreover, in this embodiment, although the rail pairs 41 and 42 of a pair of raising / lowering guide parts 40 and 40 are shown as the example arrange | positioned diagonally so that it may expand to the near side in planar view, these are shown in the back side You may make it arrange | position diagonally so that it may expand. According to such an aspect, as described above, the backlash in both sides of the storage shelf 20 can be further reduced as compared with the case where the respective rail pairs on both sides are arranged obliquely in parallel with each other, and in the front-rear direction. The backlash can be reduced, and the storage shelf 20 can be raised and lowered more smoothly. Furthermore, the rail pairs on both sides may be arranged obliquely in parallel with each other. Even in such a mode, it is formed between the rails 41 and 42 as compared with the conventional one in which the facing surface is arranged in parallel to the inner surface 12a of the outer box 10 and the outer surface 22a of the storage shelf 20. As a result, it is possible to reduce the backlash in both directions of the storage shelf 20 due to the play, and the storage shelf 20 can be raised and lowered smoothly.

Furthermore, in this embodiment, although the example which attached the outer box side rail mounting base 43 to the inner surface 12a of the outer box 10 via the L angle 44 and the mounting plate 31, the outer box side rail mounting base 43 is shown. You may make it attach to the inner surface 12a of the outer case 10 directly.
Furthermore, in the present embodiment, an example in which the storage shelf side rail mounting base 45 is directly attached to the outer side surface 22a of the storage shelf 20 is shown, but as with the outer box side rail mounting base 43, an L angle or plate It may be attached to the outer side surface 22a of the storage shelf 20 through the like.
In the present embodiment, the storage shelf side rail mounting base 45 is provided with a front cover portion 45c as a projecting piece covering the front side of the storage shelf side rail 42, but at least the storage shelf side rail is shown. It is good also as what was provided with the fixing | fixed part 45a which fixes 42, and the attaching part 45b attached to the storage shelf 20 side.

DESCRIPTION OF SYMBOLS 1 Lifting storage apparatus 10 Outer box 12a Inner side surface of outer box 15 Opening part 20 Storage shelf 22a Outer side surface of storage shelf 40 Lifting guide part 41 Outer box side rail 42 Storage shelf side rail 43 Outer box side rail mounting base 45 Storage shelf side Rail mounting base 45c Front cover (projection piece)

Claims (4)

An outer box having an opening on the lower surface side;
A storage shelf that is movable up and down between a position stored in the outer box and a position protruding downward from the opening of the outer box;
A pair of elevating guide portions that are provided along the vertical direction between each of the inner side surfaces of the outer box and the outer side surfaces of the storage shelf, and that guides the elevating of the storage shelf;
The elevating guide section includes an outer box side rail attached to the outer box side, a storage shelf side rail attached to the storage shelf side so as to face the outer box side rail, and these rails are connected to the outer box. A lifting and lowering storage device comprising a rail mounting base attached to each of the outer box and the storage shelf so as to be obliquely arranged with respect to the inner surface and the outer surface of the storage shelf. In claim 1,
The rail pair consisting of the outer box side rail and the storage shelf side rail provided on both sides of the lifting and lowering storage device is such that the rail pair on one side is reversed left and right in plan view. A lifting and lowering storage device that is held by the rail mounting base so as to be arranged. In claim 2,
The lifting and lowering storage device is characterized in that the rail pair is held by the rail mounting base so as to be obliquely arranged so as to expand toward the front side in plan view. In claim 3,
The rail mounting base to which the storage shelf side rail is attached is provided with a projecting piece that protrudes toward the inner side of the outer box so as to cover the front side of the storage shelf side rail. Lifting storage device.

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