JP3675296B2 - Lifting unit - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention mainly relates to a lifting / lowering unit for a system kitchen, and particularly relates to a technique for simplifying a driving configuration while providing a plurality of lifting / lowering shelves and increasing a storage capacity.
[0002]
[Prior art]
Conventionally, in an elevator unit of a system kitchen provided with a plurality of elevator shelves, as shown in FIG. 11, the shelf 13a of the elevator shelf Aa is raised and lowered independently, and a motor 6 or the like is provided for each elevator shelf Aa. A control block 15 including a drive unit 4 and a control circuit unit provided with an operation unit 16 is also provided. As described above, in the lifting unit in which a plurality of lifting shelves Aa each including the drive unit 4 and the operation unit 16 are installed, as a whole, a large amount of cost is required, and the operation unit 16 is individually attached, which is difficult to use. There was a problem that the appearance was lowered, the configuration of the lifting shelf Aa was uniform, and the overall plan as a system kitchen was restricted.
[0003]
[Problems to be solved by the invention]
The present invention has been made in view of such problems, and it is an object of the present invention to provide an elevating unit that can be simplified in drive configuration while having a plurality of elevating shelves to increase storage capacity. is there.
[0004]
[Means for Solving the Problems]
In Claim 1, it is the raising / lowering unit which comprised the several raising / lowering shelf 1a, 1b ... so that raising / lowering was freely possible, Comprising: Each raising / lowering line 2a, 2b ... which enabled winding and unwinding to each raising / lowering shelf 1a, 1b ... A control unit 3 and a single drive unit 4 for winding and rewinding the hoisting rope 2a of the selected lift shelf 1a are provided , and the drive unit 4 has an output gear 8 on an output shaft 7 of one motor 6. Are connected to each other, and a transmission gear 10a is provided in a transmission system to a winding drum 9a that winds and rewinds the lifting ropes 2a of each lifting shelf 1a, and a signal from the control unit 3 is transmitted to the transmission gear 10a. Are provided with electromagnetic clutches 11a for transmitting / disconnecting, and the transmission gears 10a are meshed with the output gear 8 . According to such a configuration, while the amount of storage is increased by providing a plurality of lift shelves 1a, the control unit 3 and one drive unit 4 can select the lifts selected from the plurality of lift shelves 1a. The hoisting rope 2a of the shelf 1a can be wound up and rewound, and the overall drive configuration of the elevating unit can be simplified while being provided with a plurality of elevating shelves 1a.
Furthermore, in claim 1, by turning on and off the selected electromagnetic clutch 11a, it is possible to drive and stop the take-up drum 9a of the hoisting rope 2a of the selected hoisting rack 1a. Since the output gear 8 meshes with the transmission gear 10a on the take-up drum 9a ... side, the configuration of the drive unit 4 can be easily downsized, which is advantageous in the system kitchen.
[0005]
Further, as in claim 2, it is preferable that the control unit 3 and the drive unit 4 are provided in the vicinity of the main lifting shelf 1 a disposed on the side portion of the range hood 5.
[0006]
Further, as in claim 3, it is preferable that the control unit 3 and the drive unit 4 are provided in the back space S of the main lifting shelf 1a.
[0008]
Further, as described in claim 4 , it is preferable that the lifting shelf 1a...
[0009]
In claim 5 , the elevating shelf 1a is composed of an outer frame 12a and inner shelves 13a, and the shelves 13a are configured to be movable up and down. According to such a configuration, it is possible to raise and lower only the inner shelf 13a while leaving the outer frame 12a. For example, the combination with the raising and lowering shelf 1d that raises and lowers the whole gives the freedom of the design plan of the lifting unit. Can be increased.
[0010]
Further, as in claim 6 , it is preferable that the operation switch 14 for operating the control unit 3 is remotely operated.
[0011]
DETAILED DESCRIPTION OF THE INVENTION
Embodiments of the present invention will be described below. FIG. 1 is a front view. FIG. 2A is a schematic front view of the drive unit, and FIG. FIG. 3 is a schematic plan view. 4 is a cross-sectional view taken along the line II in FIG.
[0012]
A plurality of lifting / lowering units A are used for the wall unit of the system kitchen, and a floor unit 21 provided with a range 17, a sink, a sink and the like is installed below the lifting / lowering unit A. A fixed shelf 18 is provided next to the range hood 5 above the range 17, a main elevator shelf 1 a is provided next to the fixed shelf 18, and a plurality of elevator shelves 1 b, 1 c, and 1 d are provided next to it. To meet. The plurality of elevating shelves 1 a... Can be selected and raised by a motor 6 as one drive unit 4. Hereinafter, the elevating shelf 1a... And its drive configuration will be described in detail.
[0013]
Each elevating shelf 1a, 1b and 1c is composed of outer frames 12a, 12b and 12c and inner shelves 13a, 13b and 13c, and is configured to be movable up and down by a guide rail 20. Elevating ropes 2a, 2b and 2c are respectively attached to the shelves 13a, 13b and 13c. The size of each elevating shelf 1a is different, and various combinations are possible to increase the degree of freedom of the design plan. The shelf 13a can be selected and changed not only to a wooden storage shelf but also to a basket draining shelf, a shelf with a dryer, and the like. The hoisting ropes 2a ... may be belts or chains. The entire lifting shelf 1d moves up and down.
[0014]
As shown in FIGS. 1 and 2A and 2B, four winding drums 9a, 9b, 9c and 9d are rotatably provided on the upper portion of the fixed shelf 18. The take-up drums 9a, 9b, 9c and 9d are rotatably provided with transmission gears 10a, 10b, 10c and 10d via electromagnetic clutches 11a, 11b, 11c and 11d, respectively. Each of the electromagnetic clutches 11a can be turned on and off by selecting any one of the operation switches 14a, 14b, 14c and 14d formed on the floor unit 21 side constituted by the range 17 and the sink. ing. The operation signal from the remotely operated operation switch 14a is input to a control block provided with a control circuit or the like as the control unit 3 to perform on / off control of the electromagnetic clutch 11a. By the way, the operation switches 14a ', 14b', 14c 'may be connected to the elevating shelves 1a ... by harnesses (electric wires) so as to be operated. A motor 6 is disposed at the center of the four winding drums 9a. An output gear 8 is connected to the output shaft 7 of the motor 6. The output gear 8 is meshed with transmission gears 10a.
[0015]
As described above, the hoisting ropes 2a, 2b, ... that can be wound and unwound on the respective lifting racks 1a, 1b, ... are respectively engaged, and the control unit for winding and unwinding the lifting rope 2a of the selected lifting rack 1a. 3 and the motor 6 as one drive unit 4, so that even with one motor 6, the hoisting rope 2 a of the hoisting rack 1 a selected from the plural hoisting racks 1 a. The overall drive configuration of the lifting unit A can be simplified while the plurality of lifting shelves 1a are provided. Moreover, it is one drive part 4, Comprising: The other drive part can be omitted and a storage space can be expanded.
[0016]
In this case, the drive unit 4 connects the output gear 8 to the output shaft 7 of one motor 6, and transmits the transmission gear to the transmission system to the winding drum 9 a. 10a... Is selected because the transmission gear 10a... Is transmitted and cut off by a signal from the control unit 3, and the output gear 8 is engaged with the transmission gear 10a. By turning on and off the electromagnetic clutch 11a, the winding drum 9a of the selected lifting shelf 1a can be driven and stopped, the selected lifting shelf 1a can be lifted and lowered reliably, and the winding to the output gear 8 can be performed. Since the transmission gears 10a on the take-up drum 9a.
[0017]
FIG. 5 shows another embodiment. In this embodiment, the control unit 3 and the motor 6 are provided in the rear space S of the main lifting shelf 1a, and the lifting rope 2a ... is also the rear surface of the lifting shelf 1a, 1b, 1c. It is provided in the space Sa. The rear spaces S and Sa are obtained by putting the lifting shelf 1a... About 50 to 100 mm forward. In this case, as shown in FIGS. 8 to 10, the entire lifting shelf 1 a... May be configured to be movable up and down via a guide rail 20 and a sliding member 22 such as a resin sliding slide or shoe. It is. Reference numeral 23 denotes a pulley.
[0018]
【The invention's effect】
In Claim 1, it is the raising / lowering unit which comprised the several raising / lowering shelf so that raising / lowering was freely possible, and each lifting / rewinding hoisting rope was attached to each raising / lowering shelf, and the raising / lowering rope of the selected raising / lowering shelf was attached. A control unit for winding and rewinding and one drive unit are provided , and the drive unit is connected to an output gear to the output shaft of one motor, and transmits to the take-up drum for winding and rewinding the hoisting rope of each lifting shelf A transmission gear is provided in the system, an electromagnetic clutch that transmits and shuts off the transmission power from the transmission gear by a signal from the control unit is provided, and each transmission gear is meshed with the output gear. While increasing the amount of storage, even the control unit and one drive unit can wind up and rewind the hoisting line of the selected hoisting shelf among the plural hoisting shelves, , Lifting unit There is an advantage that the overall drive arrangement can be simplified.
[0019]
Furthermore, in claim 1, by turning on and off the selected electromagnetic clutch , it is possible to drive and stop the winding drum of the hoisting rope of the selected hoisting rack, and to move the selected hoisting rack up and down reliably. In addition, since the output gear is engaged with the transmission gear on the winding drum side, there is an advantage that the configuration of the drive unit can be easily miniaturized and is advantageous in the system kitchen.
[0020]
In claim 5, the lifting shelf is composed of an outer frame and an inner shelf, and the shelf is configured to be movable up and down. Therefore, in addition to the effects of claim 1 , the outer shelf is left inside. Only the shelf can be lifted and lowered, for example, there is an advantage that the degree of freedom in the design plan of the lifting unit can be increased by combining with the lifting shelf that lifts the whole.
[Brief description of the drawings]
FIG. 1 is a front view of an embodiment of the present invention.
FIGS. 2A and 2B show the drive unit of the above, in which FIG. 2A is a schematic front view, and FIG. 2B is a side view partially omitted.
FIG. 3 is a schematic plan view of the above.
4 is a cross-sectional view taken along the line II in FIG. 3;
FIG. 5 is a schematic plan view of another embodiment of the above.
FIG. 6 is a schematic side view of the above.
FIG. 7 is a schematic front view of another embodiment of the above.
FIG. 8 is a schematic plan view of another embodiment of the above.
FIG. 9 is a schematic side view of the above.
FIG. 10 is a front view of the same.
FIG. 11 is a schematic front view of a conventional example.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1a Lifting shelf 1b Lifting shelf 2a Lifting rope 2b Lifting rope 3 Control part 4 Operation part

Claims (6)

A lifting unit configured to be able to move up and down a plurality of lifting shelves, each of which is attached to a lifting rope that can be wound and rewound, and for lifting and rewinding a lifting rope of a selected lifting shelf A control unit and a drive unit are provided , and the drive unit connects an output gear to the output shaft of one motor, and a transmission gear is provided in the transmission system to the take-up drum that winds and rewinds the hoisting rope of each lifting shelf. An elevating unit comprising: an electromagnetic clutch for transmitting / disconnecting transmission power from a transmission gear by a signal from a control unit, and meshing each transmission gear with an output gear .   2. The lifting unit according to claim 1, wherein the control unit and the driving unit are provided in the vicinity of a main lifting shelf disposed on the side of the range hood.   The elevating unit according to claim 1 or 2, wherein the control unit and the driving unit are provided in a back space of the main elevating shelf. 2. The lifting unit according to claim 1, wherein the lifting shelf is configured to be movable up and down as a whole . 2. The lifting unit according to claim 1, wherein the lifting shelf includes an outer frame and an inner shelf, and the shelf is configured to be movable up and down . 2. The lifting unit according to claim 1 , wherein the operation switch for operating the control unit is remotely operated .

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