JP4088701B2 - Liftable drawer cabinet - Google Patents

Description

  The present invention relates to a lift drawer type cupboard, and more particularly, to a lift drawer type cupboard having a simple structure that facilitates taking out and storing and assuring maximum storage space.

  In a conventional cupboard, a cupboard case is installed on the upper wall of the kitchen, etc., and the motor is driven to rewind and rewind the wire so that the cupboard stored in the cupboard case can be moved up and down to the lower side of the cupboard case. There is a type cupboard (see, for example, Patent Document 1).

      JP 2001-114497 A

However, the conventional elevating cupboard is a position where adults can easily take out and store the items in the cupboard when the cupboard stored in the cupboard case is lowered. However, it is difficult for persons with disabilities on the wheelchairs or short children to take out and store things in the cupboard.
For this reason, it is conceivable to lower the cupboard stored in the cupboard case and to pull the lowered cupboard forward by the electric motor mechanism, but the structure becomes complicated and the cupboard that pulls down by such an electric mechanism is pulled out. The size is limited and sufficient storage space cannot be secured.
The present invention has been made in view of the above, and makes it easy for a disabled person or a short child on a wheelchair to take out and store the items in the cupboard and to ensure the maximum storage space. An object of the present invention is to provide a lift drawer cupboard with a simple structure.

The lift drawer type cupboard of the present invention is attached to the cupboard case opened at the lower side, both inner side surfaces of the cupboard case, a pair of slide plates slidable in the vertical direction, and housed inside the slide plate, A drawer shelf that is slidable forward and obliquely downward, and a motor or a belt or wire that winds and rewinds the slide plate, and when the slide plate descends, the belt or wire is rewound to retract the drawer shelf. And a drive mechanism that slides forward and obliquely downward.
Moreover, the said slide plate decided to attach a slider to the front side and rear surface side of the said cupboard case to which it is attached.
Further, the drive mechanism includes a winding roller attached to the upper front side inside the cupboard case, a first guide roller attached to the inner upper part of the slide plate, and an upper rear surface inside the cupboard case. A second guide roller attached to the side, a third guide roller attached to the lower rear side inside the slide plate, and a fourth guide attached to the front side from the center of the side surface of the drawer shelf The belt or wire is hung on a roller, folded back by a fourth guide roller, the end of the belt or wire is fixed to the side surface of the drawer shelf, and the belt or wire is wound by the winding roller. The slide plate is moved up and down by returning, and when the slide plate is lowered, the drawer shelf is moved forward by rewinding the belt or the wire. It was decided to slide obliquely downward.
Further, the drive mechanism may be configured such that the belt or the wire on one side hung on a pair of guide rollers whose axes are parallel to each other, which are attached to the upper both front sides inside the cupboard case, A first guide roller attached to the upper inner side of the slide plate, a second guide roller attached to the upper rear surface on one side of the inside of the cupboard case, and an inner side of the slide plate on the one side It is hung on the third guide roller attached to the lower rear surface side and the fourth guide roller attached to the front side from the center of the side surface on one side of the drawer shelf, and is folded back by the fourth guide roller. The end of the belt or wire on one side is fixed to the side surface on one side of the drawer shelf, and the belt or wire on the other side hung on the pair of guide rollers is It is hung in the same manner as the belt or wire on one side, and when the belt is wound and unwound, the slide plate is raised and lowered, and when the slide plate is lowered, the belt or wire is unwound to open the drawer shelf. It was decided to slide forward and obliquely downward.
Furthermore, the lift drawer type cupboard of the present invention has a cupboard case opened on the lower side, a pair of slide plates attached to both inner side surfaces of the cupboard case and slidable in the vertical direction, and stored inside the slide plate. A drawer shelf that is slidable forward and obliquely downward, a first drive mechanism that winds and rewinds the first belt or wire by driving a first motor, and when the slide plate is lowered And a second drive mechanism that slides the drawer shelf diagonally forward and downward by rewinding the second belt or wire.

The lift drawer type cupboard of the present invention is attached to the cupboard case opened at the lower side, both inner side surfaces of the cupboard case, a pair of slide plates slidable in the vertical direction, and housed inside the slide plate, A drawer shelf that is slidable forward and obliquely downward, and a motor or a belt or wire that winds and rewinds the slide plate, and when the slide plate descends, the belt or wire is rewound to retract the drawer shelf. Because it is equipped with a drive mechanism that slides forward and obliquely downward, it is easy to take out and store things in the cupboard with a concise structure even for physically disabled people and short children on wheelchairs etc. And the maximum storage space can be secured.
Further, since the slider is attached to the front side and the rear side of the cupboard case to which the slide plate is attached, a lateral space can be used effectively.
Further, the drive mechanism includes a winding roller attached to the upper front side inside the cupboard case, a first guide roller attached to the inner upper part of the slide plate, and an upper rear surface inside the cupboard case. A second guide roller attached to the side, a third guide roller attached to the lower rear side inside the slide plate, and a fourth guide attached to the front side from the center of the side surface of the drawer shelf The belt or wire is hung on a roller, folded back by a fourth guide roller, the end of the belt or wire is fixed to the side surface of the drawer shelf, and the belt or wire is wound by the winding roller. The slide plate is moved up and down by returning, and when the slide plate is lowered, the drawer shelf is moved forward by rewinding the belt or the wire. Since it was decided to slide obliquely downward, and the lift of the cupboard casing can be smoothly carried out in a simplified structure sliding movement of the forward obliquely downward.
Further, the drive mechanism may be configured such that the belt or the wire on one side hung on a pair of guide rollers whose axes are parallel to each other, which are attached to the upper both front sides inside the cupboard case, A first guide roller attached to the upper inner side of the slide plate, a second guide roller attached to the upper rear surface on one side of the inside of the cupboard case, and an inner side of the slide plate on the one side It is hung on the third guide roller attached to the lower rear surface side and the fourth guide roller attached to the front side from the center of the side surface on one side of the drawer shelf, and is folded back by the fourth guide roller. The end of the belt or wire on one side is fixed to the side surface on one side of the drawer shelf, and the belt or wire on the other side hung on the pair of guide rollers is It is hung in the same manner as the belt or wire on one side, and when the belt is wound and unwound, the slide plate is raised and lowered, and when the slide plate is lowered, the belt or wire is unwound to open the drawer shelf. Since the sliding movement is performed obliquely downward in the forward direction, the up and down movement of the cupboard case and the sliding movement in the diagonally downward direction can be smoothly performed with a simple structure.
Furthermore, the lift drawer type cupboard of the present invention has a cupboard case opened on the lower side, a pair of slide plates attached to both inner side surfaces of the cupboard case and slidable in the vertical direction, and stored inside the slide plate. A drawer shelf that is slidable forward and obliquely downward, a first drive mechanism that winds and rewinds the first belt or wire by driving a first motor, and when the slide plate is lowered And the second drive mechanism that slides the drawer shelf diagonally forward and downward by unwinding the second belt or wire, so that it is easy for a disabled person or a short child on a wheelchair. With the structure, it is possible to easily take out and store the items in the cupboard with a simple structure, and it is possible to secure the maximum storage space.

  Hereinafter, the elevating drawer type cupboard according to the embodiment of the present invention will be described with reference to the drawings.

FIG. 1 shows a perspective view of a lift-and-draw drawer cupboard according to the first embodiment of the present invention, and FIG. 1 (a) shows the lift-and-draw drawer cupboard according to the first embodiment of the present invention attached to a wall surface. FIG. 1 (b) shows a perspective view when the slide plate of the lift drawer type cupboard according to the first embodiment of the present invention is lowered, and FIG. The perspective view when the drawer shelf of the raising / lowering drawer type cupboard of 1st Embodiment of invention is pulled out outside is shown.
As shown in FIG. 1, the lift drawer type cupboard according to the first embodiment of the present invention includes a cupboard case 10 that is attached to the upper side of a wall surface in which a sink or the like is installed below and is opened on the lower side, and a cupboard case 10. A pair of slide plates 20a and 20b attached to the inner side surface and slidable in the vertical direction, housed inside the slide plates 20a and 20b, slidable forward and obliquely downward, and a belt 41 driven by a motor. The drive mechanism 50 is configured to move up and down the take-up and rewind slide plates 20a and 20b, and to slide the drawer shelf 30 downward and diagonally forward by rewinding the belt 41 when the slide plates 20a and 20b are lowered. Yes.

As shown in FIG. 1A, the cupboard case 10 is normally closed, but is provided with an opening / closing door 11 that opens when the drawer shelf 30 slides obliquely forward and downward.
As shown in FIG. 1B, the slide plates 20 a and 20 b housed inside the cupboard case 10 are guided by a slider 21 attached in the vertical direction and can be lowered to the lower end of the cupboard case 10. Sliders 21 are attached to the slide plates 20a and 20b between the front side F and the rear side R of the cupboard case 10 to be attached and between the front side F and the rear side R of the slide plates 20a and 20b. The slider 21 includes a guide rail 21a that is attached to the inside of the cupboard case 10, and a slide rail 21b that is built in the guide rail 21a and attached to the side surfaces of the slide plates 20a and 20b.
As shown in FIG. 1 (c), a slider 31 is attached obliquely forward and downward between the outside of the side surface S of the drawer shelf 30 and the inside of the side surface S of the slide plates 20a and 20b. When the slide plates 20 a and 20 b are lowered to the lower end of the cupboard case 10 as indicated by the arrow D by the drive mechanism 50, the drawer shelf 30 is pulled out along the slider 31 as indicated by the arrow Z. The slider 31 includes a guide rail 31a attached to the inside of the slide plates 20a and 20b, and a slide rail 31b that is installed in the guide rail 31a and attached to the outside of the drawer shelf 30.

  FIG. 2 shows a cross-sectional view of the slider attached to the lift-and-draw drawer cupboard according to the first embodiment of the present invention, and FIG. 2A is attached between the inside of the cupboard case and the side surface of the slide plate. FIG. 2B shows the slider attached between the inside of the slide plate and the outside of the drawer shelf.

As shown in FIG. 2 (a), the slider 21 has a guide rail 21a attached to the inner side of the rear surface side of the cupboard case 10, and a slide rail 21b mounted on the guide rail 21a via a ball 21c is connected to the slide plate 20a. It is attached to the rear side. The slider 21 is also attached to the front surface side of the slide plate 20 a and the front and rear surfaces of the slide plate 20 b shown in FIG. 1, and the slide plates 20 a and 20 b can slide vertically along the inner side of the cupboard case 10. it can.
As shown in FIG. 2B, the slider 31 has a guide rail 31a attached to the inside of the slide plate 20a, and a slide rail 31b mounted on the guide rail 31a via a ball 31c attached to the outside of the drawer shelf 30. It has been. The slider 31 is also attached between the inside of the slide plate 20b and the outside of the drawer shelf 30, and the drawer shelf 30 can slide forward and downward along the inside of the slide plates 20a and 20b.
FIG. 3 is a perspective view of a drive mechanism provided in the lift-and-draw drawer cupboard according to the first embodiment of the present invention.
As shown in FIG. 3, the drive mechanism 50 has a drive motor 51 attached to the center of the front side F on the inner upper side of the cupboard case 10, and the drive motor 51 decelerates the rotational speed of the DC motor 51a and the DC motor 51a. The speed reducer 51b increases the torque, and the rotary shaft 58 is connected to the speed reducer 51b. A winding roller 52 is attached to one of the rotating shafts 58a, a first guide roller 53 is attached to an inner upper center of the slide plate 20a, and a second guide roller 54 is a rear surface side R of the inner upper portion of the cupboard case 10. The third guide roller 55 is attached to the lower rear surface side inside the slide plate 20a, and the fourth guide roller 56 is attached to the front side F from the center of the side surface of the drawer shelf 30.

One end of the belt 41 is fixed to the take-up roller 52, is hung on the first, second, third, and fourth guide rollers, is folded back by the fourth guide roller, and the other end is pulled out. The side of the shelf 30 is fixed to the pin 57. Similarly, the other rotary shaft 58b has a belt hung on a winding roller and a guide roller.
The drive motor 51 is connected to an operation switch 59 provided on a wall surface or the like having a raising switch 59a and a lowering switch 59b. When the raising switch 59a is operated, the drive motor 51 rotates forward, and the winding roller 52 winds the belt 41. When the lowering switch 29b is operated, the reverse rotation operation is performed, the winding roller 52 is rotated in the reverse direction, and the belt 41 wound around the winding roller 52 is unwound.
When the operation switch 59 is operated and the drive motor 51 is driven to rotate the rotary shaft 58, the winding roller 52 winds and rewinds the belt 41, and ascends and descends the slide plates 20a and 20b. When the belts 20a and 20b are lowered, the drawer shelf 30 can be slid forward and obliquely downward by rewinding the belt 41.

FIG. 4 shows an operation diagram of the drive mechanism of the lift-and-draw drawer cupboard according to the first embodiment of the present invention. FIG. 4A shows a state where the slide plate is raised and the drawer shelf is stored in the cupboard case. 4 (b) shows the time when the slide plate is lowered, and FIG. 4 (c) shows the time when the drawer shelf is pulled out.
As shown in FIG. 4A, when the raising switch 59 a of the operation switch 59 is operated, the drive motor 51 attached to the center of the front side F on the inner upper side of the cupboard case 10 is operated to take up the winding roller 52. Is rotated as indicated by an arrow U, and one end of the winding roller 52 is fixed, and the first guide roller 53, the second guide roller 54, the third guide roller 55, and the fourth guide roller 56 are fixed. The belt 41 with the other end fixed by the pin 57 is wound up to raise the slide plates 20a and 20b, and the drawer shelf 30 is stored in the cupboard case 10.
As shown in FIG. 4B, when the lowering switch 59b of the operation switch 59 is operated, the drive motor 51 is actuated to rotate the winding roller 52 as shown by the arrow D, so that the belt 41 is rewound. The slide plates 20a and 20b are lowered to the lower limit, but the drawer shelf 30 is still stored in the cupboard case 10.
As shown in FIG. 4C, when the slide plates 20a, 20b are lowered to the lower limit, the drive motor 51 continues to operate, and the belt 41 hung on the fourth guide roller 56 is loosened, the drawer shelf 30 is It slides forward and obliquely downward along the slider 31.

  As described above, the lifting drawer type cupboard according to the first embodiment of the present invention is provided inside the slide plates 20a and 20b when the slide plates 20a and 20b housed in the cupboard case 10 are lowered. The drawer shelf 30 is pulled out, so that a disabled person or a short child placed on a wheelchair can easily take out and store the items in the cupboard with a simple structure. Since 20a and 20b are used, the space in the depth direction of the rear surface side R and the front surface side F can be used effectively, and the slider 21 used for raising and lowering is used as the front surface side F and the rear surface of the slide plates 20a and 20b. Since it is attached to the side R, the lateral space on the side surface S can be used effectively, and the storage space can be secured to the maximum.

FIG. 5: shows the perspective view of the drive mechanism provided in the raising / lowering drawer-type cupboard of the 2nd Embodiment of this invention.
As shown in FIG. 5, the drive mechanism 60 has a drive motor 61 attached to the center of the inner upper portion of the cupboard case 10, and the drive motor 61 reduces the rotational speed of the DC motor 61a and the DC motor 61a to increase the torque. The take-up roller 68 is attached to the speed reducer 61b. Further, a first guide roller 62 is attached to the left and right sides of the take-up roller 68, that is, both side surfaces S inside the cupboard case 10, and a second guide roller 63 is attached to the inner upper center of the slide plate 20a. The third guide roller 64 is attached to the rear surface side R of the inner upper portion of the slide plate 20a (see FIG. 1), and the fourth guide roller 65 is attached to the rear surface side R of the inner lower portion of the slide plate 20a. A roller 56 is attached to the front side F from the center of the outer surface of the drawer shelf 30 (see FIG. 1).
The belt 42 is sandwiched between slits 68a formed through the center of the take-up roller 68. After the belt 42a on one side is hung on the first guide roller 62, the belt 42 is twisted in a right angle direction, and second, third It is hung on the fourth and fifth guide rollers 63, 64, 65, 66, folded back by the fifth guide roller 66, and the end is fixed to the pin 67 on the side surface of the drawer shelf 30. Similarly, the belt 42b on the other side is hung on the guide roller on the slide plate 20b side.
The drive motor 61 has an ascending switch 69a and a descending switch 69b and is connected to an operation switch 69 provided on a wall surface or the like. When the ascending switch 69a is operated, the drive motor 61 rotates forward, and the winding roller 68 winds the belt 42. When the lowering switch 69b is operated, the reverse operation is performed, the winding roller 68 is rotated in the reverse direction, and the belt 41 wound around the winding roller 68 is unwound.
When the operation switch 69 is operated and the drive motor 61 is driven to rotate the take-up roller 68, the belt 42 is taken up and rewound, which is the same as that of the up-and-down drawer cupboard in the first embodiment of the present invention. In addition, the slide plates 20a and 20b are moved up and down, and when the slide plates 20a and 20b are lowered, the drawer shelf 30 can be slid forward and obliquely downward by the rewinding of the belt 42.

  As described above, the lift-and-draw drawer cupboard according to the second embodiment of the present invention can easily take out and store items in the cupboard with the drive mechanism 60 having a simpler structure, and can also be used in the depth direction. The space in the horizontal direction can be used effectively, and the storage space can be maximized.

FIG. 6: shows the perspective view of the drive mechanism provided in the raising / lowering drawer-type cupboard of the 3rd Embodiment of this invention.
As shown in FIG. 6, the drive mechanism 70 includes a first drive mechanism 70 </ b> A and a second drive mechanism 70 </ b> B, and the first drive mechanism 70 </ b> A is a drive motor in the center of the inner upper portion of the cupboard case 10. 71A is attached, and the drive motor 71A is composed of a DC motor 71Aa and a speed reducer 71Ab that decelerates the rotational speed of the DC motor 71Aa and increases torque, and a take-up roller 72 is attached to the speed reducer 71Ab. In addition, first guide rollers 73 are attached to the left and right sides of the winding roller 72, that is, on both side surfaces S inside the cupboard case 10.
The belt 43 is sandwiched between slits 72a formed through the center of the take-up roller 72, and after the belt 43a on one side is hung on the first guide roller 73, the end portion is a slide plate 21a (see FIG. 1). Is fixed to the pin 74 inside. Similarly, the belt 43b on the other side is hung on the guide roller on the slide plate 20b side.
The second drive mechanism 70B has a drive motor 71B attached to the rear surface R on the upper inner side of the slide plate 20a. The drive motor 71B decelerates the rotational speed of the DC motor 71Ba and the DC motor 71Ba and increases the torque. The take-up roller 75 is attached to the speed reducer 71Bb. Further, the second guide roller 76 is attached to the rear side R of the inner lower portion of the slide plate 20a, and the third guide roller 77 is attached to the front side F from the center of the outer surface of the drawer shelf 30 (see FIG. 1). Yes.
One end of the belt 44 is fixed to the take-up roller 75, is hung on the second and third guide rollers 76 and 77, is folded back by the third guide roller 77, and the other end is on the side surface of the drawer shelf 30. It is fixed to the pin 78. The second drive mechanism 70B is also attached to the upper portion of the slide plate 20b, and the belt is similarly hung on the guide roller on the slide plate 20b side.
In the drive mechanism 70, when the first and second drive mechanisms 70A and 70B are connected to an operation switch 79 having a raising switch 79a and a lowering switch 79b and provided on a wall surface or the like, when the raising switch 79a is operated, The drive motor 71B of the second drive mechanism 70B operates, the belt 44 is wound up, the drawer shelf 30 is stored in the slide plates 20a and 20b, and then the drive motor 71A of the first drive mechanism 70A operates to wind up the belt 43. The slide plates 20a and 20b are raised.
When the lowering switch 69b is operated, the driving motor 71A of the first driving mechanism 70A is actuated to rewind the belt 43 and lower the belts 20a and 20b. When the slide plates 20a and 20b are lowered to the lower limit, the second driving is performed. The drive motor 71B of the mechanism 70B is actuated to rewind the belt 44, and the belt 44 can be rewound to slide the drawer shelf 30 forward and obliquely downward.

  As described above, the elevating drawer type cupboard according to the third embodiment of the present invention can easily take out and store the contents in the cupboard with the drive mechanism 70 having a simpler structure, and can also be used in the depth direction. The space in the horizontal direction can be used effectively, and the storage space can be maximized.

In the lift drawer type cupboard according to the embodiment of the present invention, since the slide plates 20a and 20b are used, the guide roller pins can be driven and the guide rollers can be directly attached to the slide plates 20a and 20b.
Further, in the up-and-down drawer cupboard according to the first embodiment of the present invention, the belt 41 is hung on the fourth guide roller 56, folded back by the fourth guide roller 56, and the end portion is a side surface of the drawer shelf 30. In the up-and-down drawer cupboard of the second embodiment of the present invention, the belt 42 is hung on the fifth guide roller 66, folded back by the fifth guide roller 66, and the end portion thereof is fixed. In the elevating drawer type cupboard of the third embodiment of the present invention, the belt 44 is hung on the third guide roller 77 and folded back by the third guide roller 77. Thus, although the end portion is fixed to the pin 67 on the side surface of the drawer shelf 30, the end portions of the belts 41, 42, and 44 can be directly locked to the slide rail 31 b of the slicer 30.
Moreover, although the lift drawer type cupboard of the first, second, and third embodiments of the present invention has been described with respect to the example provided above the sink, the same applies to other shelves without being limited thereto. It can be performed.
Furthermore, although the lift drawer type cupboard according to the embodiment of the present invention uses belts for the drive mechanisms 50, 60, and 70, it is also possible to use wires and the like.

  The perspective view of the raising / lowering drawer-type cupboard of the 1st Embodiment of this invention is shown, FIG.1 (a) is a perspective view when the raising / lowering drawer-type cupboard of the 1st Embodiment of this invention is attached to the wall surface. FIG. 1 (b) shows a perspective view when the slide plate of the lift-and-draw drawer cabinet according to the first embodiment of the present invention is lowered, and FIG. 1 (c) shows the first embodiment of the present invention. The perspective view when the drawer shelf of the raising / lowering drawer type cupboard of embodiment of this embodiment is pulled out outside is shown.   Sectional drawing of the slider attached to the raising / lowering drawer type cupboard of the 1st Embodiment of this invention is shown, Fig.2 (a) shows the slider attached between the inner side of a cupboard case, and the side surface of a slide board, FIG. 2B shows a slider attached between the inside of the slide plate and the outside of the drawer shelf.   The perspective view of the drive mechanism provided in the raising / lowering drawer-type cupboard of the 1st Embodiment of this invention is shown.   The operation | movement figure of the drive mechanism of the raising / lowering drawer type cupboard of the 1st Embodiment of this invention is shown, Fig.4 (a) shows when a slide board raises and the drawer shelf is accommodated in a cupboard case, FIG. (B) shows the time when the slide plate is lowered, and FIG. 4 (c) shows the time when the drawer shelf is pulled out.   The perspective view of the drive mechanism provided in the raising / lowering drawer-type cupboard of the 2nd Embodiment of this invention is shown.   The perspective view of the drive mechanism provided in the raising / lowering drawer-type cupboard of the 3rd Embodiment of this invention is shown.

Explanation of symbols

10 cupboard case 20a, 20b slide plate 21, 31 slider 30 drawer shelf 41, 42, 43 belt 50, 60 drive mechanism 51, 61 drive motor 52, 68, 75 take-up roller 53, 54, 55, 56, 62, 63 , 64, 65, 66, 73, 76, 77 Guide roller 57, 67, 78 Pin 58 Rotating shaft 59, 69 Operation switch

Claims (5)

  A cupboard case with an open bottom, a pair of slide plates attached to both inner side surfaces of the cupboard case and slidable in the vertical direction, and a drawer shelf accommodated inside the slide plate and slidable obliquely forward and downward And a motor or a belt that winds and rewinds the slide plate, and when the slide plate is lowered, the belt or wire is rewound to slide the drawer shelf forward and obliquely downward. A lifting drawer type cupboard characterized by comprising a mechanism.   The elevating drawer type cupboard according to claim 1, wherein sliders are attached to the front side and the rear side of the cupboard case to which the slide plate is attached.   The drive mechanism includes a winding roller attached to the upper front side inside the cupboard case, a first guide roller attached to the inner upper part of the slide plate, and an upper rear surface side inside the cupboard case. A second guide roller attached, a third guide roller attached to the lower rear side of the inside of the slide plate, and a fourth guide roller attached to the front side from the center of the side surface of the drawer shelf; The belt or wire is hung on and folded back by a fourth guide roller so that the end of the belt or wire is fixed to the side surface of the drawer shelf, and the belt or wire is wound and unwound by the winding roller. The slide plate is lifted and lowered, and when the slide plate is lowered, the drawer shelf is tilted forward by rewinding the belt or the wire. Elevating pullout cupboard according to claim 1, characterized in that the sliding movement toward.   The drive mechanism is configured such that the belt or wire on one side hung on a pair of guide rollers whose axes are parallel to each other attached to the upper front sides of the inside of the cupboard case, and the slide plate on one side A first guide roller attached to the upper inner side of the inner side, a second guide roller attached to the upper rear side of the inner side of the cupboard case, and a lower rear surface of the inner side of the slide plate on the one side A third guide roller attached to the side, and a fourth guide roller attached to the front side from the center of the side surface on one side of the drawer shelf, folded back by the fourth guide roller, and The end of the belt or wire on one side is fixed to the side surface on one side of the drawer shelf, and the belt or wire on the other side hung on the pair of guide rollers It is hung in the same manner as a belt or a wire on the side, and the slide plate is moved up and down by winding and rewinding the belt, and when the slide plate is lowered, the drawer shelf is moved forward by rewinding the belt or wire. The lifting / lowering drawer type cupboard according to claim 1, which slides obliquely downward.   A cupboard case with an open bottom, a pair of slide plates attached to both inner side surfaces of the cupboard case and slidable in the vertical direction, and a drawer shelf accommodated inside the slide plate and slidable obliquely forward and downward And a first drive mechanism that winds and rewinds the first belt or wire by driving the first motor, and when the slide plate descends, by rewinding the second belt or wire. An elevating drawer type cupboard comprising a second drive mechanism that slides the drawer shelf diagonally forward and downward.

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