JP4572495B2 - Lifting storage device - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to an elevating storage device used in a kitchen or the like.
[0002]
[Prior art]
Conventionally, as this type of elevating storage device, there is one as described in, for example, JP-A-7-303534, and FIG. 5 is an external perspective view. As shown in FIG. 5, the conventional lifting storage device includes a storage cabinet 1, a storage rack 2 provided in the storage cabinet 1, and a rotary arm 3 having a linear shape that supports the storage rack 2 so as to be movable up and down. 4 and a pair of lifting support devices 5 having four.
[0003]
The storage rack 2 can be moved up and down by the rotation of the rotary arms 3 and 4, and is stored from the storage cabinet 1 installed at a high place by pulling down the storage rack 2 with the handle 6 for lifting operation. The rack 2 was lowered so that the stored items could be taken in and out at a low position. Reference numeral 7 denotes an interlocking connecting shaft that connects the bases of the rotating arms 3 so that the rotating arms 3 and 4 rotate in synchronization.
[0004]
[Problems to be solved by the invention]
However, in the above-described conventional lifting storage device, the lifting of the storage rack 2 must basically depend on the human power of the user, which makes it difficult to use for weak users and some silver generations. Had.
[0005]
Further, the width dimension of the storage rack 2 is mainly determined by the thickness of the lifting support device 5, and the vertical width dimension is constant, and in particular, there is a space that is not used above the lifting support device 5, There was a problem that the interior of the storage cabinet 1 was not fully utilized in terms of storage capacity and storage efficiency of the storage rack 2.
[0006]
The present invention solves the above-described conventional problems, and an object thereof is to provide an elevating storage device that is easy to use and has high storage efficiency.
[0007]
[Means for Solving the Problems]
In order to solve the above-described conventional problems, the elevating storage device of the present invention includes a driving unit that rotates a rotating arm that supports the storage rack so that the storage rack can be moved up and down, and the storage rack includes a first storage unit and a first storage unit. A wider second storage portion is provided. As a result, the storage rack can be lifted and lowered electrically, and the storage volume of the second storage unit can be expanded, improving usability and storage efficiency.
[0008]
DETAILED DESCRIPTION OF THE INVENTION
The present invention provides a storage rack provided in a storage cabinet, a rotary arm that supports the storage rack so as to be movable up and down, and a lift support that is provided below the inner side of the storage cabinet and rotatably supports the rotary arm. A storage unit that includes a unit and a driving unit that rotates the rotary arm, and the storage rack is formed by a main body and side plates that are connected to the main body, and has a first storage unit that is wider than the first storage unit. And the side plate is configured to be bent stepwise in the wide direction above the lifting support unit , and freely lifts and lowers the storage rack freely without depending on human power. In addition, the storage capacity of the second storage unit can be increased, and an elevating storage device that is convenient and efficient in storage can be provided.
[0012]
In particular, the present invention has a configuration in which the driving means is provided in the lower space of the first storage portion, and can use the lower space of the storage rack, which has been a conventional idle space, and supports the raising and lowering for the driving means. Since the thickness of the unit does not increase, the width dimension of the first storage portion can be maximized.
[0013]
In the present invention , the drive means can be rotated forward and backward even when the drive means is not energized by human power, and the storage rack can be lifted and lowered by human power during a power failure.
[0014]
In particular, the present invention has a configuration in which a speed reduction means is provided between the drive means and the rotary arm. By setting the speed reduction ratio of this speed reduction means, it is possible to realize a gentle and safe lifting and lowering of the storage rack.
[0015]
In the present invention , the speed reduction means is provided in the lift support unit, and the speed reduction means does not interfere with the rotation of the rotary arm, so that the width dimension of the first storage portion can be maximized. At the same time, it is possible to prevent foreign matter from entering the speed reduction means.
[0016]
In the present invention , in particular, the rotary arm is configured to be connected to the second storage portion of the storage rack via the support member, and the distance between the pivot points of the rotary arm can be increased, so that stable lifting can be obtained. At the same time, the rotation of the large arc is made, and the bottom surface of the first storage portion can be easily formed into a planar shape from the front surface to the back surface.
[0017]
The present invention is particularly configured to include a tilt correction means for preventing the tilt of the storage rack on the rotating arm, and corrects the tilt of the storage rack according to the weight of the storage rack or the stored item, thereby moving the stored item and The fall can be prevented and the user can be given a sense of security in appearance.
[0018]
【Example】
Hereinafter, embodiments of the present invention will be described with reference to FIGS.
[0019]
FIG. 1 is a side sectional view showing a lowered state of a storage rack in a lifting storage apparatus according to an embodiment of the present invention, FIG. 2 is a front view showing a storage state of the storage rack in the storage apparatus, and FIG. FIG. 4 is a side cross-sectional view showing an example of installation in the kitchen, showing the lowered state of the storage device.
[0020]
1 to 4, reference numeral 11 denotes a storage cabinet installed above the wall surface of a kitchen or the like. In order to avoid contact with the bottom plate 12 of the storage cabinet 11 on the both side surfaces inside the storage cabinet 11. The first rotation arm 13 having a substantially S shape whose tip is bent again in the opposite direction and the second rotation arm 14 having a substantially L shape that avoids contact with the substantially S shape arm 13 in the rear. At least two of these are installed on the same plane, and an elevating support unit 15 that pivotally supports the first rotating arm 13 and the second rotating arm 14 is configured. In addition, by making the first rotating arm 13 substantially S-shaped in this way, contact with the tip of the second rotating arm 14 is also avoided.
[0021]
Reference numerals 16 and 17 are contact pieces integrally formed at a substantially central portion and a root portion on the narrow-angle side of the second rotation arm 14, and the contact pieces 16 and 17 are the first at both end positions of the rotation range. It is configured to abut against the rotating arm 13 and mechanically stop the rotation of the first and second rotating arms 13 and 14.
[0022]
Reference numeral 18 denotes an interlocking connecting shaft for connecting the bases of the first rotating arms 13 facing left and right. The interlocking connecting shaft 18 is configured so that both the first rotating arms 13 rotate together.
[0023]
19 is a storage rack that is normally stored in the storage cabinet 11, and a first storage portion 22 and a space 23 above the lifting support unit 15 during storage by a main body 20 and side plates 21 on both sides connected to the main body 20. A second storage portion 24 configured wider than the first storage portion 22 and at least two storage portions are provided. The main body 20 is configured in a planar shape from the front surface to the back surface of the bottom surface 25 of the first storage unit 22.
[0024]
Reference numeral 26 denotes a shelf member made of a wire rod provided in the storage rack 19, and is installed at the same height as the bottom surface 27 of the second storage portion 24. Further, between the two side plates 21, a lower side is a handle 28 for manual operation made of a pipe or the like, that is, a manual operation handle 28. 29, and the upper ends of the main body 20 and the side plate 21 are defined as the uppermost portion 30 of the storage rack 19.
[0025]
The tips of the first rotary arm 13 and the second rotary arm 14 pivotally supported by the elevating support unit 15 are pivotally supported by the support member 31 and the side plate 21 constituting the wide second storage portion 24 is supported by this support member. By connecting with 31, a four-sided parallel link mechanism 32 is configured, and the storage rack 19 is supported to be movable up and down.
[0026]
Further, the first and second rotating arms 13 and 14 are provided with an inclination correcting means 33 for preventing the inclination of the storage rack 19. As the inclination correcting means 33, the distance R1 between the pivot points of the first rotating arm 13 is configured to be several mm longer than the distance R2 between the pivot points of the second rotating arm 14. By slightly deforming the parallel link mechanism 32 in this way, there is a gap at the pivot point of the first and second rotary arms 13 and 14, and therefore the storage rack 19 and the front of the storage rack 19 generated by the weight of the stored items. It is intended to prevent the tilting.
[0027]
Reference numeral 34 denotes drive means installed in a lower space 35 of the first storage portion 22 of the storage rack 19 stored in the storage cabinet 11. The drive means 34 is attached to at least one of the lifting support units 15, and this drive means 34 is It is configured to be able to rotate forward and reverse even when no power is supplied by human power.
[0028]
Reference numeral 36 denotes a speed reduction means such as a gear which is installed between the drive means 34 and the second rotary arm 14 and is configured inside the elevating support unit 15. The drive means 34 is connected to the second rotary arm via the speed reduction means 36. 14 is configured to rotate forward and backward.
[0029]
37 is a control means for controlling the drive means 34, and is installed in the lower space 35 of the first storage portion 22 in the same manner as the drive means 34, and the drive means 34 is rotated forward and backward by a signal transmitted by the operation means 38. .
[0030]
Further, at least one of the lifting support units 15 is provided with a biasing means 39 that operates in conjunction with the rotation of the second rotating arm 14, that is, the lifting and lowering of the storage rack 19.
[0031]
Reference numeral 40 denotes drive stop means such as a stop switch installed outside the lift support unit 15 to which the drive means 34 is mounted. The drive stop means 40 comes into contact with the second rotary arm 14 at the lift end position of the storage rack 19 and is electrically connected. The drive means 34 is stopped and the raising / lowering of the storage rack 19 is stopped.
[0032]
The abutting pieces 16 and 17 and the drive stop means 40 always contact the drive stop means 40 and the second rotary arm 14 first at the lift end position of the storage rack 19, that is, the drive stop means 40. The operation is prioritized so that the raising and lowering of the storage rack 19 is stopped. In addition, 41 is an openable / closable door provided in front of the storage cabinet 11, and 42 is a hinge for opening and closing (described only in FIG. 4).
[0033]
In the above configuration, when the storage rack 19 is lowered, when the user operates the operation means 38, the storage rack 19 can rotate the lifting support unit 15 via the control means 37, the drive means 34, and the speed reduction means 36. By means of the parallel link mechanism 32 and the tilt correcting means 33 constituted by the pivotally supported first and second rotating arms 13 and 14, the drive stop means 40 is always rotated in an arc shape as indicated by a one-dot chain line in FIG. The descent is stopped at the maximum descent position set by. At this time, the speed reducing means 36 and the biasing means 39 act so that the storage rack 19 descends slowly.
[0034]
Here, in the storage rack 19, the first and second rotary arms 13 and 14 that support the storage rack 19 are bent in a substantially S shape and a substantially L shape instead of being linear, and the first and second rotary arms 13, Since the support member 31 that pivotally supports 14 is connected to the second storage portion 24 and the distance between the pivot points (R1, R2) is large, the support member 31 can be lowered greatly. That is, since the first and second rotary arms 13 and 14 that support the storage rack 19 are bent, the position where they contact the bottom plate 12 of the storage cabinet 11 is considerably lower than the straight arm, and the storage rack 19 can be lowered to a position where the top 30 is lower than the position of the bottom plate 12 of the storage cabinet 11.
[0035]
In this embodiment, the storage rack 19 is configured such that the uppermost portion 30 of the storage rack 19 is stopped at a height substantially equal to the height of the bottom plate 12 of the storage cabinet 11 by the drive stop means 40.
[0036]
Then, after the user puts in / out the stored item at the maximum lowered position of the storage rack 19, when the storage rack 19 is raised and stored, if the operation means 38 is operated again, the storage rack 19 rotates in an arc shape as in the case of the lowering. It is moved and stopped at a predetermined position by the drive stop means 40 in the storage cabinet 11 and stored. At this time, the urging means 39 acts so as to reduce the driving force when the storage rack 19 is raised.
[0037]
Next, an installation example of the elevating storage device of the present invention will be described.
[0038]
As shown in FIG. 4, the storage cabinet 11 is assumed to be a standard wall cabinet and adopts a height of 700 mm and a depth of 350 mm as outer dimensions. The standard installation height of the storage cabinet 11 is generally around 2300 mm from the floor surface 44 to the top surface 45 of the storage cabinet 11 due to the distance relationship with the floor cabinet 43 installed below the elevating storage device. . The total height (A) of the storage rack 19 and the horizontal connecting member 29 stored in the storage cabinet 11 is about 600 mm.
When the height of the uppermost portion 30 of the storage rack 19 and the bottom plate 12 of the storage cabinet 11 are configured to be substantially the same at the maximum lowered position of the storage rack 19, the bottom surface of the first storage portion 22 from the bottom plate 12 of the storage cabinet 11. The distance (B) up to 25 is about 450 mm.
[0039]
Therefore, the distance (C) from the floor surface 44 to the bottom surface 25 of the first storage unit 22 at the maximum lowered position of the storage rack 19 is about 1150 mm. Similarly, the distance (D) from the floor surface 44 to the horizontal connecting member 29 is about 1750 mm. Further, at this time, the height of the bottom surface 27 and the shelf member 26 of the second storage unit 24 is about 1400 mm from the floor surface 44 so as to be the same height as the line of about 90% of adult women (excluding elderly people). It is configured.
[0040]
The height that can be taken in and out is approximately the height of the thumb with both arms raised, and can be the height to the finger joint. For adult women (excluding the elderly), the 10th percentile value obtained by subtracting the length of the fingertip (third finger length) from the height of the fingertip (upper extremity upper finger tip height) is 1800 mm. In the installation example of the apparatus, about 90% of adult women can reach the uppermost portion 30 of the storage rack 19 and reach the horizontal connecting member 29, and can take in and out the stored items, and the total storage capacity of the storage rack 19 is effective. Can be used for.
[0041]
As described above, the drive means 34 that rotates the rotary arms 13 and 14 that support the storage rack 19 so as to be movable up and down is provided, and the storage rack 19 has a first storage portion 22 and a second storage that is wider than the first storage portion 22. With the provision of the portion 24, the storage rack 19 can be freely raised and lowered freely without depending on human power, and the storage volume of the second storage portion 24 can be increased, making it easy to use and raise the storage efficiency. A type storage device can be provided.
[0042]
Further, since the wide second storage portion 24 is provided in the upper space 23 of the lifting support unit 15, it is possible to avoid contact with the lifting support unit 15 when the storage rack 19 is rotated up and down, and the second storage portion. The width dimension of 24 can be maximized, and the space in the storage cabinet 11 can be fully utilized.
[0043]
Further, the bottom surface 27 of the second storage unit 24 and the shelf member 26 provided in the storage rack 19 are configured to have the same height, thereby forming a flat surface between the bottom surface 27 of the second storage unit 24 and the shelf member 26. It is possible to prevent the stored item from tilting or falling.
[0044]
Further, by making the bottom surface 25 of the first storage part 22 planar from the front surface to the back surface part, the storage property of the corner part is improved and the storage capacity can be expanded.
[0045]
Further, by providing the driving means 34 in the lower space 35 of the first storage portion 22, it is possible to utilize the lower space 35 of the storage rack 19, which is a conventional idle space, and for the driving means 34. Since the raising / lowering support unit 15 does not increase in thickness, the width dimension of the first storage portion 22 can be maximized.
[0046]
Further, since the drive means 34 is configured to be able to rotate forward and reverse even when no power is supplied by human power, the storage rack 19 can be raised and lowered by human power during a power failure.
[0047]
Further, since the speed reducing means 36 is provided between the driving means 34 and the rotating arm 14, the storage rack 19 can be moved up and down gently and safely by setting the speed reduction ratio of the speed reducing means 36.
[0048]
Further, since the speed reduction means 36 is provided in the lifting support unit 15, the speed reduction means 36 does not interfere with the rotation of the rotary arms 13, 14, so that the width dimension of the first storage portion 22 is maximized as described above. In addition to being able to increase to the limit, entry of foreign matter into the speed reduction means 36 can be prevented.
[0049]
The rotary arm 13 and 14, by which is consolidated in the second housing section 2 4 of retract and the rack 19 via a supporting member, the pivot point distance of the rotating arm 13, 14 (R1, R2) is increased Thus, stable elevation can be obtained, and a large arc can be rotated, so that the bottom surface 25 of the first storage portion 22 can be easily planarized from the front surface to the back surface portion as described above.
[0050]
Further, since the rotation arms 13 and 14 are provided with the inclination correcting means 33 for preventing the storage rack 19 from being inclined, the storage rack 19 is corrected to be inclined due to the weight of the storage rack 19 or the storage item, and the storage item is stored. Can be prevented from moving and falling, and the appearance can be given a sense of security to the user.
[0051]
【The invention's effect】
As described above, according to the present invention , the storage rack can be moved up and down freely without relying on human power, and the storage volume of the second storage unit can be expanded, so that the usability and storage efficiency are good. An elevating storage device can be provided.
[0052]
In addition, by providing the wide second storage part in the upper space of the lifting support unit, it is possible to avoid contact with the lifting support unit when the storage rack is turned up and down, and to maximize the width dimension of the second storage part. The space in the storage cabinet can be fully utilized.
[Brief description of the drawings]
FIG. 1 is a side sectional view showing a lowered state of a storage rack in a lifting storage apparatus according to an embodiment of the present invention. FIG. 2 is a front view showing a storage state of the storage rack in the storage apparatus. Fig. 4 is a cross-sectional plan view of the main part showing the lowered state of the storage rack. Fig. 4 is a side sectional view showing an example of installation in the kitchen, showing the lowered state of the storage device. Explanation of symbols]
11 Storage cabinet 13 First rotating arm (substantially S-shaped arm)
14 Second rotating arm (substantially L-shaped arm)
15 Lifting Support Unit 19 Storage Rack 22 First Storage Unit 23 Upper Space 24 Second Storage Unit 25 Bottom (First Storage Unit)
26 Shelf member 27 Bottom surface (second storage part)
31 Support member 33 Inclination correction means 34 Drive means 35 Lower space 36 Deceleration means

Claims (7)

  A storage rack provided in the storage cabinet; a rotary arm that supports the storage rack so as to be movable up and down; a lifting support unit that is provided below the inner side of the storage cabinet and rotatably supports the rotary arm; A first storage part formed by a main body and side plates connected to the main body, and a second storage part wider than the first storage part. And the side plate bends stepwise in the wide direction above the lifting support unit. The elevating storage device according to claim 1, wherein the driving unit is provided in a lower space of the first storage unit. The elevating storage apparatus according to claim 1 or 2 , wherein the driving means is configured to rotate forward and reverse even when no power is supplied by human power. The elevating storage apparatus according to any one of claims 1 to 3 , wherein the driving unit includes a speed reduction unit between the rotating unit and the driving unit. The elevating type storage apparatus according to claim 4 , wherein the speed reducing means is provided in the elevating support unit.   The elevating storage device according to claim 1, wherein the rotary arm is connected to the second storage portion of the storage rack via a support member. The elevating storage apparatus according to claim 1 or 6 , wherein the rotary arm includes an inclination correction unit that prevents the storage rack from being inclined.

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