JPH10265012A - Motor-driven mobile rack device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a motor-driven mobile rack device which can move respective mobile racks individually without forming a power supply cable and so on between the respective mobile racks. SOLUTION: Respective mobile racks 1 are formed to be movable, without a power supply cable being formed between the respective mobile racks 1, by a motor 10 which is driven by receiving the power supply of a battery fitted for each mobile rack 1. It is possible to attain elimination of failure due to breakage of the power supply cable or the like, adjustment of the length and the supporting part of the power supply cable in routing the power supply cable, and supply electric power to the respective mobile racks 1 so as to equalize the electric power between the respective mobile racks 1 as a result of adjacent receiving power terminals 14, 15 being connected with each other when a plurality of mobile racks 1 are converged with each other while moving.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a plurality of movable shelves arranged on a rail laid on the floor adjacent to a fixed shelf, the plurality of movable shelves being arranged close to the fixed shelf shelves. The present invention relates to an electric moving shelf device which can be moved by a motor provided in the vehicle and form a passage between shelves.

[0002]

2. Description of the Related Art Conventionally, in this type of mobile shelf apparatus, it is necessary to arrange a power cable between each shelf or between a fixed part and a terminal movable shelf in order to supply electric power to a motor provided for each mobile shelf. This power supply cable has a passage formed between the shelves or between the fixed portion and the movable shelf at the end. For example, when one surface in the left and right direction of the shelf is a wall surface, the shelf is converged on the wall surface side. In the case where there is no wall in the left-right direction of the shelf, a bendable support portion is provided at the upper portion between the shelves, and is disposed in the support portion.

[0003]

In any case, however, the power cable may be disconnected from the bent portion due to repeated extension and bending of the power cable. Needed to use durable and expensive cables.

[0004] In addition, when arranging the power cable, it is necessary to adjust the length of the power cable in accordance with the width of the passage formed between the shelves. If used, the device would be expensive. Furthermore, it goes without saying that at the time of a power failure, power is not supplied to the motor of each moving shelf, so that the moving shelf cannot be moved.

In order to solve the above-mentioned problems, the present invention provides an electric moving shelf device which can move each moving shelf individually without arranging a power cable or the like between the moving shelves. The purpose is to provide.

[0006]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, an electric moving shelf apparatus according to the present invention is provided on a rail laid on a floor surface adjacent to a fixed shelf and converging and approaching the fixed shelf. In an electric moving shelf device in which a plurality of arranged moving shelves are moved and moved by a motor provided for each moving shelf to form a passage between the shelves, electric power is supplied to the motor for each moving shelf. A battery to be supplied is mounted, and the movable shelf is connected when a movable shelf is converged and approached to a predetermined position facing the fixed shelf or the adjacent movable shelf in each movable shelf or the fixed shelf. A power receiving terminal capable of receiving power supplied from a moving shelf to be supplied or supplying power to an adjacent moving shelf is provided.
According to this feature, each moving shelf can be moved by a motor driven by receiving power supplied from a battery mounted on each moving shelf without arranging a power cable between the moving shelves. As a result, there is no trouble due to disconnection of the power cable, etc., not only does the length of the power cable need to be adjusted and the support portion of the power cable becomes unnecessary, but also when a plurality of moving shelves moving are converged. By connecting the power receiving terminals adjacent to each other, power is supplied to the movable shelves so that the power between the movable shelves is averaged.

[0007] In the electric moving shelf device of the present invention, at least one of the power receiving and feeding terminals facing each other is provided so as to be movable by a predetermined distance in the moving direction of the moving shelf when the two terminals are connected or disconnected. Is preferred. By doing so, the dimensional error at the time of convergence and approach between the shelves can be absorbed, so that the power receiving / receiving terminals are reliably connected to each other and power can be transferred.

[0008] In the electric moving shelf device of the present invention, it is preferable that power is provided on both fixed shelves provided at both ends of the moving shelf. In this way, for example, when shelves are arranged so that only one work passage can be formed between both fixed shelves, all unused moving shelves are connected to one of the fixed shelves. , Power will be supplied.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, embodiments of the present invention will be described with reference to the drawings. First, FIG. 1 shows a mobile shelf 1 to which the present invention is applied and fixed to both ends of each mobile shelf 1. A movable shelf 1 is provided on a rail 3 laid on the floor 2 so as to be movable in the front-rear direction via traveling wheels 9 (see FIG. 2).

[0010] Each moving shelf 1 in the present embodiment has a structure shown in FIG.
As shown in FIG. 1, a drive motor 10 and a battery 11 for supplying power to the drive motor 10 are built in, and can be moved to a desired position by operating means 4 provided on the side plate 6. By running the shelf 1, a passage S for taking in and out of articles and the like placed on the shelf plate 5 of the movable shelf 1 can be formed only on the front of a desired shelf. The fixed shelf 8 on the left side in FIG. 2 is provided with a charger 18 connected to an external power source 17.

The front and rear end surfaces 6a, 6b of the side plate 6 of each movable shelf 1
As shown in FIG. 3, lower portions are provided with concave portions 12a and 12b each having an opening on the opposite surface.
Power receiving / receiving terminals 14 and 15 are mounted in the 2a and 12b via mounting plates 16, respectively. The power receiving terminals 14 and 15 are connected to the end face 6 c of the side plate 6 of the fixed shelf 8.
It is also mounted in a recess (not shown) provided in 6d. Power receiving / receiving terminal 15 provided on fixed shelf 8 on the right side in FIG.
Is connected to the charger 18 of the fixed shelf 8 on the left through appropriate wiring.

The power supply / reception terminal 14 includes an insulating plate 14a and a contact plate 14b.
a, and a contact member 15b inserted into the main body portion 15a so as to be extendable and contractible. The plate 14b is brought into contact with the contact member 14b.

The power receiving terminals 14 and 15 are mounted to be inclined forward and backward in consideration of the contact resistance, and the contact member 14b is constantly urged in the extending direction via a spring and expands and contracts. Since the shelves are freely provided, when the shelves are converged and approached, a dimensional error caused when the shelves are converged and approached is absorbed, so that both the power receiving terminals 14 and the power receiving terminals 15 are securely connected. Has become. Also,
Power receiving terminals 14 and power receiving terminals 15 provided on the front and rear end surfaces 6a and 6b of the side plate 6 of each movable shelf 1 are connected to each other via a lead wire or the like.

In the electric moving shelf apparatus of the present invention configured as described above, as shown in FIG.
The movable shelf 1 that moves alone by the operation described above can be moved in a desired direction by driving the drive motor 10 by supplying power from its own battery 11.

In the present embodiment, when a work passage S is to be formed in front of a desired movable shelf 1, the other movable shelf 1 is moved in the direction of one of the fixed shelves 8 and is adjacent thereto. The movable shelves 1 are converged and approached. At this time, the power supply / reception terminals 14, 1
5 is connected, and a power supply line is formed from the fixed shelf to the movable shelf 1 adjacent to the passage S as shown in the figure. By connecting the power receiving terminals 14 and 15 of adjacent shelves, the converged battery 11 of each mobile shelf 1 is supplied with power from the charger 18.

As described above, in the electric moving shelf apparatus according to the embodiment of the present invention, the power supply of the battery 11 mounted for each moving shelf 1 can be performed without providing a power cable or the like between the shelves. In response to this, the drive motors 10 of the respective moving shelves are driven, so that a failure or the like due to disconnection of the power cable is eliminated, the length of the power cable is adjusted, and the support portion of the power cable is It becomes unnecessary.

Each of the power supply / reception terminals 14 and 15
Is connected to the charger 18 of the fixed shelf 8 so that the unused mobile shelf 1 is always supplied with electric power. Further, even in the event of a power outage, power is supplied to the drive motor 10 for each moving shelf 1,
The moving shelf 1 can be moved.

In particular, when the shelves are arranged so that only one passage S can be formed between the movable shelves 8 at all times, the fixed shelves 8 at both ends are respectively provided with power receiving and feeding terminals. If the passages 14 and 15 are provided, all the unused moving shelves 1 can be supplied with power from any of the fixed shelves 8 even if the passage S is formed at an arbitrary position.

As shown in FIG. 4, when a plurality of moving shelves 1 moving are converged, the power receiving / receiving terminals 1 of the respective moving shelves 1 are connected to each other.
Since the power is supplied to the battery 11 of each mobile shelf 1 such that the power of each mobile shelf 1 is averaged by connecting the mobile racks 4 and 15, any of the mobile racks is moved during the movement in the converged state. 1
Power is lost and there is no stoppage.

The embodiments of the present invention have been described with reference to the drawings. However, the present invention is not limited to the above-described embodiments, and can take various embodiments.

For example, the shape and arrangement of the power receiving / receiving terminals are arbitrary, and various modifications can be made as long as they can be connected to each other when the movable shelves converge.

[0022]

According to the present invention, the following effects can be obtained.

(A) According to the first aspect of the present invention, each of the movable shelves is driven by a power supplied from a battery mounted on each of the movable shelves without arranging a power cable between the respective movable shelves. Makes it possible to move. As a result, there is no trouble due to disconnection of the power cable, etc., not only does the length of the power cable need to be adjusted and the support portion of the power cable becomes unnecessary, but also when a plurality of moving shelves moving are converged. By connecting the power receiving terminals adjacent to each other, power is supplied to the movable shelves so that the power between the movable shelves is averaged.

(B) According to the second aspect of the present invention, a dimensional error at the time of convergence and approach between the shelves can be absorbed, so that the power receiving terminals can be securely connected to each other to transfer power.

(C) According to the invention of claim 3, for example, when the shelves are arranged so that only one work passage can be formed between the two fixed shelves, the shelves are not used. Are connected to one of the fixed shelves so that power is supplied.

[0026]

[Brief description of the drawings]

FIG. 1 is a perspective view showing an electric moving shelf device to which the present invention is applied.

FIG. 2 is a schematic diagram showing a power supply line in the electric moving shelf device of FIG. 1;

FIG. 3 is a partially cutaway cross-sectional view showing a power supply / reception terminal.

FIG. 4 is a schematic diagram showing the operation in FIG. 2;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Moving shelf 2 Floor surface 3 Rail 4 Operating means 5 Shelf 6 Side plate 6a-6d End surface 8 Fixed shelf 9 Running wheel 10 Drive motor 11 Battery 12a, 12b recessed 14 Power receiving terminal 14a Insulating plate 14b Contact plate 15 Power receiving terminal 15a Main body 15b Contact member 16 Mounting plate 17 Power supply 18 Charger

Claims (3)

[Claims] 1. A plurality of movable shelves arranged close to and converging with a fixed shelf on a rail laid on a floor adjacent to the fixed shelf by a motor provided for each movable shelf. An electric moving shelf device in which a passage is formed between shelves, and a battery for supplying power to a motor is mounted for each moving shelf, and an adjacent fixed shelf or moving shelf in each moving shelf or fixed shelf is provided. A power receiving terminal which is connected to a predetermined location facing the movable shelf when the movable shelf converges and approaches, and is capable of receiving power supplied from a power supply provided on the fixed shelf or an adjacent movable shelf, or capable of supplying power to an adjacent movable shelf. An electric moving shelf device, comprising: 2. The electric moving device according to claim 1, wherein at least one of the power receiving terminals facing each other is provided so as to be movable by a predetermined distance in a moving direction of the moving shelf when the two terminals are connected or disconnected. Shelf equipment. 3. Both fixed shelves provided at both ends of the movable shelf,
The electric moving shelf device according to claim 1 or 2, wherein a power supply is provided.