JP2016120200A - Lifting drawer device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a lifting drawer device enabling e.g. a tall person to take out objects in a drawer storage body easily without bending after pulling out the drawer storage body from the stored object without reducing the storage capacity.SOLUTION: A drawer storage body 2 which can be taken in/out of and stored in a stored object 11, a drawer device 3 and a lifting device 4 are included. The drawer device 3 enables the drawer storage body 2 stored in a stored object 11 to be pulled to the front in a lateral direction by a prescribed distance. The lifting device 4 enables the drawer storage body 2 drawn to the front in the lateral direction by the prescribed distance to be lifted up to the upper end position of the lifting path along the lifting path.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a lifting / lowering drawer device.

  2. Description of the Related Art Conventionally, there is known a drawer device in which a drawer storage body is stored so as to be able to be put in and out of a storage target body.

  However, the conventional drawer device has a problem that, for example, a tall person needs to bend after the drawer storage body is pulled out from the storage body and take out articles in the drawer storage body, which is not convenient. It was.

  Therefore, a lifting and lowering storage device has been developed (see, for example, Patent Document 1).

JP 2009-95543 A

  In such a lifting and lowering storage device, the trajectory drawn by the drawer storage body from the stored state to the raised state has a curved shape close to an arc shape. For this reason, when the rear end portion of the drawer storage body is stored to the back of the storage target body, when the drawer storage body is raised, the articles stored in the rear end portion of the drawer storage body or in the vicinity thereof There is a possibility that the drawer storage body cannot be pulled out by contacting the inner upper surface (particularly the front end) of the storage body. For this reason, it is necessary to make the depth of the drawer storage body correspondingly shorter than the depth of the storage body so that the rear end portion of the drawer storage body and the stored articles do not contact the inner upper surface of the storage body. , Storage capacity has been reduced.

  The present invention was invented in view of the above-described conventional problems, and the object of the present invention was to reduce the storage capacity, for example, a tall person pulled out the drawer storage body from the storage body. An object of the present invention is to provide an elevating / drawing apparatus that can easily take out articles in the drawer housing without bending.

  In order to solve the above-described problems, a lifting and lowering drawer apparatus according to the present invention includes a drawer storage body that is housed so as to be able to be inserted into and retracted from a storage body, a drawer apparatus, and a lifting apparatus. The drawer storage body stored in the storage body can be pulled forward to a predetermined distance in the lateral direction, and the lifting device is pulled out to the predetermined distance in the lateral direction toward the front. The body can be raised along the lifting path to the upper end position of the lifting path.

  In the present invention, without reducing the storage capacity of the drawer storage body, for example, even if a tall person pulls out the drawer storage body from the storage body and then does not bend, the articles in the drawer storage body can be removed. It can be easily taken out.

FIG. 1A is an exploded perspective view of the lifting / lowering drawer in the storage state of the embodiment, and FIG. 1B is a perspective view of FIG. 1A excluding a part. It is a perspective view of the to-be-contained body of one Embodiment. 3A is a perspective view of the storage device in the storage state of the embodiment, and FIG. 3B is a side view of the storage device in the storage state of the embodiment. FIG. 4 is a side view of the storage device in a state in the middle of pulling out according to the embodiment. FIG. 5A is a perspective view of the lifting and lowering drawer device in the state of being pulled out according to an embodiment, and FIG. 5B is a perspective view of FIG. 6A is a side view of the storage device in the pulled-out state of the embodiment, and FIG. 6B is a plan view of the storage device in the pulled-out state of the embodiment. FIG. 7 is a side view of the storage device in the state of being lifted and lowered according to the embodiment. FIG. 8 is a perspective view of the lifting / lowering drawer device in a state of being lifted / lowered according to an embodiment, and FIG. 8B is a perspective view of FIG. 8A excluding a part. FIG. 9 is a side view of the storage device in the state of being lifted and lowered according to the embodiment. FIG. 10 is a perspective view of the lifting / lowering drawer device in the state of being lifted and lowered according to one embodiment, and FIG. 10B is a perspective view of FIG. 10A excluding a part.

  One embodiment of the lifting / lowering drawer 1 according to the present invention will be described with reference to the accompanying drawings.

  As shown in FIG. 1, the lifting / lowering drawer device 1 includes a drawer storage body 2, a drawer device 3, and a lifting device 4. The lifting / lowering drawer 1 is provided on the object 11 as shown in FIG. 2, and a storage device 10 such as a cabinet as shown in FIG. 3 is formed.

  As shown in FIG. 1, the drawer storage body 2 has a storage object support portion on which storage objects are placed. For example, as the drawer storage body 2, a box body that opens upward in which the bottom plate 21 serves as a storage object support portion is preferably used. In this case, the interior of the box body is the storage space 25 (see FIG. 6B). The bottom plate 21, the front plate 22, the left and right side plates 23, and the back plate 24 constituting the box that becomes the drawer storage body 2 are not only formed by a plate material but also formed by a wire material, a net material, or the like. Although it may be and is not limited, it shall be called a bottom plate etc. for convenience. Moreover, the drawer storage body 2 is not limited to the box body opened upward as described above, and may not include some members such as a back plate.

  Here, the front, rear, left and right of the drawer storage body 2 are defined. That is, the direction in which the user is positioned with respect to the drawer housing 2 is determined by design, and as shown in FIG. 1, the direction in which the user is positioned is the front F and the opposite direction is the rear B. The left side and the right side are left L and right R when facing backward.

  The drawer storage body 2 is stored so as to be able to be put in and out of the storage target body 11.

  As shown in FIG. 2, the storage object 11 has a box shape having an opening 12 through which the drawer storage body 2 enters and exits at the front. As the storage object 11, a cabinet such as a kitchen cabinet or a wash cabinet is preferably used. In addition to the cabinet, a variety of items including a cupboard and various shelves are used as the storage object 11 and is not limited to the cabinet. Moreover, the to-be-contained body 11 does not need to be provided with a part among a top plate, a front plate, left and right side plates, a back plate, and a bottom plate that form a box shape. Moreover, the opening 12 may be formed in the whole front part of the to-be-received body 11 without providing a front board, and the opening 12 may be formed in a part of front board.

  The drawer storage body 2 is inserted into the storage body 11 through the opening 12 from the front, and is stored in the storage body 11 as shown in FIG. As shown in FIGS. 4 and 5, the drawer storage body 2 is pulled forward from the state stored in the storage target body 11 (set to the storage state) through the opening 12. The state shown in FIGS. 4 and 5 is a state in which the drawer storage body 2 is being pulled out. In this sense, the drawer storage body 2 is a movable part, and the storage object 11 is a fixed part. Note that the storage object 11 may be movable with respect to the floor. In particular, the drawer storage body 2 is pulled out in the lateral direction from the storage state toward the front through the opening 12. Here, the lateral direction may be a direction within a range that can be treated as strict horizontal and practically horizontal, or a range of a predetermined angle with respect to the horizontal (for example, about 10 ° is not particularly limited). The direction may be inclined inward.

  And the drawer | drawing-out storage body 2 can be pulled out to a predetermined distance from the accommodation state to the front through the opening 12, as shown in FIG. The predetermined distance is preferably determined so as to be pulled out to a position where the storage space 25 of the drawer storage body 2 does not overlap the storage target body 11 in plan view, but is not particularly limited. The path of the lateral movement of the drawer storage body 2 (referred to as the horizontal path) from the stored state to the state where the drawer is pulled out to the front by a predetermined distance (referred to as the pulled-out state) may be a straight line or a curved line. The moving direction at an arbitrary point on the way falls within the range of the predetermined angle with respect to the horizontal. Such lateral movement of the drawer storage body 2 is achieved by the drawer device 3.

  The drawer device 3 includes a drawer support part and a drawer guide part. The drawer support part is for the receiving body 11 to support the load of the drawer storage body 2. The drawer guide portion is for the drawer storage body 2 to define a lateral path with respect to the storage body 11.

  In the present embodiment, as shown in FIG. 1, the moving member provided in the drawer storage body 2 and the rail 32 provided in the storage body 11 constitute a drawer support portion and a drawer guide portion.

  The moving member includes a roller 31 (rolling member) provided to be rotatable with respect to the drawer storage body 2. The moving member may include a slider (sliding member) instead of such a roller 31. Although four rollers 31 are provided in total on the left and right side ends of the bottom plate of the drawer storage body 2 in the front and rear, a total of four rollers 31 are provided, and the number of rollers 31 and the number of rollers 31 are not limited.

  When the drawer storage body 2 moves in the lateral path with respect to the storage body 11, the rail 32 rolls when a roller 31 provided in the drawer storage body 2 is inserted therein (when the moving member is a slider). Are provided on the left and right side plates of the container 11 so as to slide. The rail 32 may be provided in any manner as long as the roller 31 is inserted into the rail 32 and can roll.

  In the present embodiment, resistance reduction means for reducing the movement resistance between the moving member and the rail 32 is further provided. The resistance reducing means is configured by means for reducing rotational resistance when the roller 31 rotates with respect to the drawer housing 2. That is, a rolling bearing is provided as a lubricant, a friction reducing material such as polytetrafluoroethylene, or a bearing that reduces the resistance between the shaft provided on one of the roller 31 and the drawer housing 2 and the bearing provided on the other. Thus, a resistance reduction means is provided. Note that such resistance reduction means may not be provided.

  In the present embodiment, the drawer support part and the drawer guide part are configured by the roller 31 and the rail 32, but the drawer support part and the drawer guide part may not be configured by the roller 31 and the rail 32. For example, the moving member may be provided in the storage body 11 and the rail 32 may be provided in the drawer storage body 2. Moreover, the rail which mutually fits in the to-be-contained body 11 and the drawer | drawing-out storage body 2 may be provided, and an intermediate rail may further interpose between both rails in this case. The drawer support part and the drawer guide part are not particularly limited.

  Further, as shown in FIG. 6, a stopper (not shown) may be provided that restricts the drawer storage body 2 from being pulled forward any further when the drawer storage body 2 is pulled out until it is in the pulled-out state. . As such a stopper, when the drawer housing 2 is pulled out until the drawer housing 2 is pulled out, the moving member (roller 31) of the drawer housing 2 abuts so that the moving member is not further pulled forward. A member provided on the rail 32 for regulating is preferably used.

  Further, such a stopper may include a rising guide portion. The stopper has a regulating surface that faces the rear side and regulates the movement of the drawer storage body 2 so as to be located upward as it goes forward. Configure. Thereby, although the movement in the lateral direction is restricted by the stopper, by further applying a force forward or obliquely upward to the drawer storage body 2, the drawer storage body 2 moves upward and obliquely upward along the rising guide portion. And start ascending along the lifting path. For this reason, the drawer storage body 2 is smoothly raised from the drawer state. Such a rising guide portion is preferably formed of a material (low friction material) having good slidability.

  Furthermore, it is preferable that such a rising guide part is formed of a material having good shock absorption. That is, the raising guide portion functions as a lowering receiving portion that comes into contact with the drawer storage body 2 when the drawer storage body 2 is lowered. At this time, if the rising guide portion is formed of a material having good impact absorption, both the drawer housing 2 and the body 11 are not easily subjected to a large impact.

  POM resin (polyacetal resin) is preferably used as such a material having good slidability and shock absorption, but other resins may be used, and materials other than resin may be used. Good.

  In addition, the structure of a stopper is not specifically limited, A stopper does not need to be provided.

  As shown in FIGS. 7 and 8, the drawer storage body 2 is formed so as to be able to rise from the drawer state and descend to the drawer state (collectively raising and lowering). Here, the elevating path of the drawer housing 2 may be a straight line in the vertical direction, a straight line inclined from the upward in the vertical direction, or a curved line instead of a straight line. That is, the moving direction only needs to be a direction inclined upward from the horizontal direction, and may be directed downward from the horizontal direction only in a part of the middle. The state shown in FIGS. 7 and 8 is a state in which the drawer storage body 2 is being lifted or lowered.

  As shown in FIGS. 9 and 10, the drawer storage body 2 can be pulled out from the pulled out state (lower end position) to a predetermined upper end position along the lifting path. Although the upper end position is not particularly limited, in the present embodiment, the upper end portion of the front plate of the drawer storage body 2 is substantially the same height as the top plate of the storage body 11 at the upper end position, and the back plate of the drawer storage body 2 However, it is located in front of the front plate of the storage object 11. And although the raising / lowering path is carrying out the circular arc shape which becomes convex ahead from a lower end position to an upper end position, a shape is not specifically limited. Such raising and lowering of the drawer storage body 2 is achieved by the lifting device 4.

  The lifting device 4 includes a connecting member 5 and a lifting support 6.

  The connecting member 5 connects the storage body 11 and the drawer storage body 2 so that the drawer storage body 2 moves along a predetermined lifting path relative to the storage body 11. In the present embodiment, the connecting member 5 includes an arm 50 as shown in FIG. 1A. In the arm 50, a rotation center portion 501 on one end side in the longitudinal direction is rotatably connected to the storage body 11, and a rotation center portion 502 on the other end side in the longitudinal direction is rotatably connected to the drawer storage body 2. The The arms 50 are provided so as to be paired on the left and right of the storage object 11 and the drawer storage body 2. In addition, in this embodiment, although the raising / lowering drawer apparatus 1 is left-right symmetrical, it does not necessarily need to be left-right symmetrical.

  The arm 50 is preferably provided with a plurality of left and right pairs. In particular, the lengths between the rotation center portions 501 and 502 in the arm 50 are all the same, and the relative positional relationship (direction and distance) between the rotation center portions 501 on the storage object 11 side of each arm 50 on the left and right sides. If the relative positional relationship (direction and distance) between the rotation center portions 502 on the drawer storage body 2 side is the same, the posture (direction) of the drawer storage body 2 is always kept the same. In the present embodiment, two pairs of arms 50 are provided on the left and right, but three or more pairs of arms 50 may be provided. Furthermore, in this embodiment, each arm 50 is divided into two, which will be described later.

  The elevating support unit 6 includes an urging member 61. In this embodiment, the urging member 61 is a gas spring as shown in FIG. 1, but may be another spring such as a coil spring. The urging member 61 can be expanded and contracted and can generate an urging force according to expansion and contraction. Further, a damping member such as an oil damper may be provided along with the urging member 61.

  The elevating support portion 6 includes an urging guide portion 62 that defines expansion and contraction of the urging member 61. In this embodiment, the urging guide portion 62 is provided on the side plate of the container 11 as shown in FIG. The biasing guide part 62 includes a guide groove 621 that defines a movement path of the other end of the biasing member 61 in the longitudinal direction.

  A rotation center portion 611 on one end side in the longitudinal direction of the urging member 61 is rotatably connected to the storage body 11. A guide groove insertion portion 612 that is inserted into the guide groove 621 is provided on the other end side in the longitudinal direction of the urging member 61. When the other end side in the longitudinal direction of the urging member 61 is mechanically (mechanically) connected to the arm 50, the urging force by the urging member 61 is transmitted to the arm 50, and when the drawer storage body 2 is raised and lowered. The drawer storage body 2 can be supported or supplementarily supported. Here, supporting the drawer storage body 2 means supporting the load of the drawer storage body 2 without an external force such as a user's force. Moreover, supporting the drawer | drawing-out storage body 2 supplementally means that the load of the drawer | drawing-out storage body 2 can be supported by applying external force, such as a user's force.

  In the present embodiment, the elevating device 4 (the connecting member 5 and the elevating support portion 6) is configured to be able to follow the lateral movement of the drawer storage body 2. In the connecting member 5, each arm 50 is divided into two. That is, as shown in FIG. 1B, the front upper arm 50 on the left side is divided into a fixed side arm 511 connected to the receiving body 11 and a movable side arm 512 connected to the drawer storage body 2. Yes. Further, the rear lower arm 50 on the left side is divided into a fixed arm 521 connected to the storage body 11 and a movable arm 522 connected to the drawer storage body 2. The front upper arm 50 on the right side is divided into a fixed arm 531 connected to the storage body 11 and a movable arm 532 connected to the drawer storage body 2. Further, the rear lower arm 50 on the right side is divided into a fixed arm 541 connected to the storage body 11 and a movable arm 542 connected to the drawer storage body 2.

  In the present embodiment, the fixed side arm 511 and the fixed side arm 521 are formed in the same shape and size, and the fixed side arm 531 and the fixed side arm 541 are formed in the same shape and size. The fixed side arm 511 and the fixed side arm 521 are in a bilaterally symmetrical relationship with the fixed side arm 531 and the fixed side arm 541. The movable side arm 512 and the movable side arm 522 are formed in the same shape and size, and the movable side arm 532 and the movable side arm 542 are formed in the same shape and size. The movable arm 512 and the movable arm 522 are in a symmetrical relationship with the movable arm 532 and the movable arm 542. That is, in the side view, the fixed side arms 511, 521, 531 and 541 have the same shape and size, and the movable side arms 512, 522, 532 and 542 have the same shape and size. Note that the fixed side arms 511, 521, 531 and 541 and the movable side arms 512, 522, 532 and 542 are not limited to such a configuration.

  A rotation center portion 501 (see FIG. 1A) on one end side in the longitudinal direction of the fixed side arms 511, 521, 531, 541 is rotatably connected to the storage object 11. As shown in FIG. 1B, the rotation center portion on the other end side in the longitudinal direction of the fixed side arms 511, 521, 531 and 541 and the rotation center portion on one end side in the longitudinal direction of the movable side arms 512, 522, 532 and 542 Are connected to each other so as to be rotatable. A rotation center portion 502 (see FIG. 1A) on the other end side in the longitudinal direction of the movable side arms 512, 522, 532, 542 is rotatably connected to the drawer storage body 2.

  In the present embodiment, as shown in FIG. 1B, the arm 50 is connected by a link 55. The link 55 is connected to the same part in the side view of each arm 50 (in this embodiment, the fixed side arms 511, 521, 531 and 541). Thus, the fixed arm 511 and the movable arm 512, the fixed arm 521 and the movable arm 522, the fixed arm 531 and the movable arm 532, the fixed arm 541 and the movable arm 542 are always in the same posture in a side view. Can be maintained.

  Further, since each arm 50 is divided into two, it is possible to follow the movement of the drawer storage body 2 in the lateral direction (see FIGS. 1 and 5).

  In the elevating support 6, the other end in the longitudinal direction of the urging member 61 is mechanically (mechanically) connected to the link 55 via the urging link 63, as shown in FIG. 1B. Yes. The urging force by the urging member 61 is transmitted to the drawer housing 2 through the urging link 63, the link 55, the fixed side arms 511, 521, 531 and 541 and the movable side arms 512, 522, 532 and 542 in this order. The drawer storage body 2 is supported or supplementarily supported.

  When the drawer storage body 2 is raised and lowered, the contact portions 503 provided on the movable side arms 512, 522, 532, and 542 shown in FIG. 1A contact the corresponding portions 504 of the fixed side arms 511, 521, 531, and 541. In contact therewith, the rotation of the movable side arms 512, 522, 532, 542 is restricted (see FIGS. 6 to 10).

  When the drawer housing 2 is moved in the lateral direction, the guide groove insertion portion 612 on the other end side in the longitudinal direction of the biasing member 61 moves along the guide groove 621, so that the biasing member 61 is in the drawer housing 2. It is possible to follow the movement in the lateral direction (see FIGS. 1 and 5). That is, the biasing member 61 has substantially the same length until the drawer housing 2 reaches the drawer state shown in FIG. 6 from the storage state shown in FIG. 1 to the drawer state shown in FIG. The guide groove 621 has a substantially arc shape so that it can be maintained. Thereby, the state which the biasing member 61 contracted can be maintained, and the movement of the drawer | drawing-out storage body 2 can be followed. The urging member 61 and the urging guide portion 62 are not limited to such a configuration (for example, the guide groove 621 has a substantially arc shape).

  In the present embodiment, the drawer device 3 does not affect the raising and lowering of the drawer storage body 2 because the moving member (roller 31) is detached from the rail 32 when the drawer storage body 2 is raised and lowered. In addition, the drawer device 3 may be configured to follow the raising and lowering of the drawer storage body 2.

  The lifting / lowering drawer device 1 according to the present invention includes a drawer storage body 2, a drawer device 3, and a lifting device 4 that are stored in a manner that allows the storage body 11 to be put in and out. The drawer device 3 enables the drawer storage body 2 stored in the storage body 11 to be pulled forward to a predetermined distance in the lateral direction. The elevating device 4 is characterized in that the drawer storage body 2 pulled out to the predetermined distance in the lateral direction toward the front can be raised along the elevating path to the upper end position of the elevating path.

  Thus, without reducing the storage capacity, for example, a tall person can easily take out the articles in the drawer storage body without bending after the drawer storage body is pulled out of the storage body.

  Moreover, it is preferable that the raising / lowering apparatus 4 is provided with the urging member 61 which supports or supports the drawer | drawing-out storage body 2 at the time of raising / lowering of the drawer | drawing-out storage body 2. FIG. By using the gas spring, a sudden rise (bounce up) of the drawer housing 2 is suppressed as compared with the case where the coil spring is used.

  Further, the lifting device 4 preferably includes an urging guide portion 62 that defines expansion and contraction of the urging member 61. Thereby, when the drawer | drawing-out storage body 2 moves to the horizontal direction, it is suppressed that the urging | biasing force of the urging | biasing member 61 changes.

  In addition, a stopper is provided for restricting the drawer housing 2 that has been pulled out to the predetermined distance in the lateral direction so as not to be pulled forward any further, and the stopper has good slidability and shock absorption. It is preferable that the restriction surface that is made of a good material and restricts the movement of the drawer storage body is inclined so as to be positioned upward as it goes forward, and forms a surface that faces obliquely upward to the rear. Thereby, the movement of the drawer storage body 2 in the lateral direction is temporarily stopped by the stopper, and then the drawer storage body 2 is raised, so that the drawer storage body 2 is moved from the lateral movement to the rise at once. A sudden rise (bounce) of the drawer storage body 2 is suppressed. Further, the drawer storage body 2 is smoothly raised, and the impact received by the drawer storage body 2 and the storage body 11 when the drawer storage body 2 is lowered can be suppressed.

DESCRIPTION OF SYMBOLS 1 Lifting / drawing apparatus 11 Stored object 2 Drawer storing body 3 Drawer 4 Lifting apparatus

Claims (4)

A drawer storage body that is stored in a retractable manner with respect to the storage body, a drawer device, and a lifting device;
The drawer device is capable of withdrawing the drawer storage body stored in the storage body forwardly to a predetermined distance in a lateral direction,
The elevating / lowering apparatus, wherein the elevating / lowering drawer is configured to be capable of ascending the drawer storage body pulled out to the predetermined distance in the lateral direction forward along the elevating path to the upper end position of the elevating / lowering path. The lifting / lowering drawer apparatus according to claim 1, wherein the lifting / lowering apparatus includes an urging member that supports or assists the drawer storage body when the drawer storage body moves up and down. The elevating / lowering drawer according to claim 1 or 2, wherein the elevating device includes an urging guide portion that defines expansion and contraction of the urging member. A stopper is provided for restricting the drawer storage body that is pulled out to the predetermined distance in the lateral direction toward the front so that it is not pulled forward any further.
The stopper is made of a material having good slidability and good shock absorption, and is inclined so that a restriction surface for restricting movement of the drawer storage body is positioned upward as it goes forward, and obliquely upward at the rear. The lifting / lowering drawer apparatus according to any one of claims 1 to 3, wherein the lifting / lowering drawer device has a surface facing the surface.

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