JP2010241576A - Article management and storage device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an article management and storage device capable of preventing the contact of a fixed type antenna with an article by increasing a possible distance between a RFID tag and the fixed type antenna by a simple constitution and correctly communicating with the RFID tags of a large number of articles even if a moving speed of a storage rack is high. <P>SOLUTION: The article management and storage device has the fixed type antenna 130 installed near the storage rack 110 for the placement of a large number of articles and communicating with the RFID tags 103 arranged on the articles. The storage rack 110 has an electromagnetic induction transmission plate 150 on a face for the placement of the articles. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to an article management and storage apparatus having a storage shelf on which a large number of articles each having an RFID tag are placed, and a fixed antenna that is installed in the vicinity of the storage shelf and communicates with the RFID tag. A large number of document storage shelves where document files are centrally stored, such as a document management system for centrally storing important documents such as debt documents, securities, and patient records in securities companies and hospitals. The present invention relates to an article management and storage apparatus that moves and stores a desired document file.

  Conventionally, it has a storage shelf on which a large number of articles each having an RFID tag are placed, and a fixed antenna that is installed in the vicinity of the storage shelf and communicates with the RFID tag. An article management and storage device configured to manage an article by being arranged and configured in a horizontal direction in a storage shelf unit and configured to move around a path including a stationary antenna and an article storage part It is known (see, for example, Patent Document 1).

JP 2008-247542 A (Pages 4 to 5, FIGS. 1 and 2)

However, in the known article management and storage device, in order for the fixed antenna to accurately communicate with the RFID tag provided in the article, the distance between the storage shelf and the fixed antenna needs to be as small as possible. When the shelf is moved, there is a risk that the article and the fixed antenna come into contact with each other, so that it is necessary to pay close attention when storing the article in the storage shelf.
In addition, in order to prevent damage to articles and article management storage devices at the time of contact, or to accurately communicate with RFID tags of a large number of articles, the moving speed of the storage shelves cannot be increased. There was a problem that it took time to issue.

  The present invention solves the problems of the prior art as described above, that is, the object of the present invention is to increase the possible distance between the RFID tag and the fixed antenna with a simple configuration, and to fix the fixed antenna. It is an object to provide an article management and storage device that can prevent contact between an article and an article and can accurately communicate with an RFID tag of a large number of articles even when the moving speed of a storage shelf is high.

  The invention according to claim 1 is an article management and storage apparatus having a storage shelf on which a large number of articles each having an RFID tag are placed, and a fixed antenna that is installed near the storage shelf and communicates with the RFID tag. In the above, the storage shelf has the electromagnetic induction transmission plate on the mounting surface of the article to solve the above problem.

  In the invention according to claim 2, in addition to the configuration of the article management storage device according to claim 1, the storage shelves are arranged in multiple stages in the vertical direction to constitute a storage shelf unit, and the storage A plurality of shelf units are connected in the horizontal direction, and are configured to be movable in the vicinity of the fixed antenna and the path including the article storage / removal unit, and by managing the articles by communicating with the RFID tag The above-mentioned problem is further solved.

  In the invention according to claim 3, in addition to the configuration of the article management storage device according to claim 1 or 2, the electromagnetic induction transmission plate is provided with a conductive wiring pattern on an insulating plate. The above-mentioned problem is further solved.

  In addition to the configuration of the article management storage device according to claim 3, the invention according to claim 4 includes a plurality of conductive wiring patterns that extend in parallel and are maintained in an electrically floating state. A floating electrode and a plurality of conductive electrodes extending in parallel and maintained in electrical connection with each other at at least one end, and the floating electrodes are provided between the conductive electrodes, The above-mentioned problem is further solved by providing a plurality of string-like floating electrodes thinner than the others in parallel at least at one location between the conductive electrodes.

  In addition to the configuration of the article management storage device according to any one of claims 2 to 4, the invention according to claim 5 includes a plurality of storage shelf units connected in a loop shape. The above-mentioned problem is further solved.

  In the invention according to claim 6, in addition to the configuration of the article management storage device according to any one of claims 2 to 5, the fixed antenna is provided in the movement path of the storage shelf unit. By providing a plurality of locations at a pitch different from the horizontal pitch of the storage shelf unit, the above problem is further solved.

  The article management and storage device of the present invention includes a storage shelf on which a large number of articles each having an RFID tag are placed, and a fixed antenna that is installed in the vicinity of the storage shelf and communicates with the RFID tag. By reading the information on the articles stored in the RFID tag with the fixed antenna or writing the management information of the articles from the fixed antenna, it is possible to greatly reduce the work load of article management and loading / unloading. The following special effects can be obtained.

  That is, the article management storage device of the invention according to claim 1 increases the communicable distance between the RFID tag and the fixed antenna by the storage shelf having an electromagnetic induction transmission plate on the article mounting surface. Therefore, by increasing the distance between the storage shelf and the fixed antenna, it is possible to prevent the article from contacting the fixed antenna when the storage shelf moves, and to the storage shelf. It is possible to reduce the work load during storage of the storage.

  The article management and storage device according to the present invention according to claim 2 is configured in addition to the effect exerted by the article management and storage device according to claim 1 to constitute a storage shelf unit in which storage shelves are arranged in multiple stages in the vertical direction, A large number of the storage shelf units are connected in the horizontal direction, and are configured to be movable in the vicinity of the fixed antenna and the path including the article storage / removal unit, and by managing the articles by communicating with the RFID tags, Since there is no need to route the wiring by placing an antenna on the storage shelf, the device can be simplified and the occurrence of failure etc. can be prevented, and the contact between the article and the fixed antenna can be prevented. Since the moving speed can be increased, it is possible to greatly reduce the work burden of article management and storage / extraction.

  The article management and storage device according to the third aspect of the invention has the electromagnetic induction transmission plate provided with the conductive wiring pattern on the insulating plate in addition to the effect exhibited by the article management and storage device according to the first or second aspect. Thus, any storage shelf of any material can be placed and fixed on the upper surface, so that the apparatus can be simplified and the occurrence of a failure or the like can be prevented.

  In addition to the effect exhibited by the article management and storage device according to the third aspect, the article management and storage device according to the fourth aspect of the invention has a conductive wiring pattern that extends in parallel and is maintained in an electrically floating state. A plurality of floating electrodes and a plurality of conductive electrodes extending in parallel and maintained in electrical connection with each other at at least one end, and the floating electrodes are respectively provided between the conductive electrodes; Since a plurality of string-like floating electrodes thinner than the others are provided in parallel between the conductive electrodes in at least one place, the communicable distance between the RFID tag and the fixed antenna can be further increased. Increase the distance between the storage shelf and the fixed antenna to prevent the article and the fixed antenna from coming into contact when the storage shelf moves. Bet it is, it is possible to reduce the work load at the time of the goods to the storage shelf storage.

  In addition to the effect of the article management and storage device according to any one of claims 2 to 4, the article management and storage device of the invention according to claim 5 has a number of storage shelf units connected in a loop. By this, goods can be loaded and unloaded and stored efficiently.

  In addition, the article management storage device of the invention according to claim 6 provides the movement path of the storage shelf unit in addition to the effect exhibited by the article management storage device according to any one of claims 2 to 5. By providing a plurality of locations with different pitches from the horizontal pitch of the storage shelf unit, the RFID tag provided in the article is one of a plurality of fixed antennas depending on the position in the storage shelf. Can communicate with only one RFID tag, so even if the moving speed of the storage shelf is high, it is possible to secure a long time for communication with the RFID tag of each item, and it is possible to accurately communicate with the RFID tag of many items. Become.

1 is an overall perspective view of an article management and storage apparatus according to an embodiment of the present invention. The explanation perspective view of the shelf for storage of the present invention. The plane wiring diagram of the 1st example of the electromagnetic induction transmission board of the present invention. The plane wiring diagram of 2nd Example of the electromagnetic induction transmission board of this invention. The plane wiring diagram of 3rd Example of the electromagnetic induction transmission board of this invention. The plane wiring diagram of 4th Example of the electromagnetic induction transmission board of this invention. The plane wiring diagram of the other Example of the electromagnetic induction transmission board of this invention. FIG. 2 is an explanatory diagram of the arrangement of storage shelves and fixed antennas in the article management storage device of FIG. 1.

  An article management storage apparatus according to the present invention includes a storage shelf on which a large number of articles each having an RFID tag are placed, and a fixed antenna that is installed near the storage shelf and communicates with the RFID tag. , The storage shelf has an electromagnetic induction transmission plate on the surface for placing the article, the communication distance between the RFID tag and the stationary antenna can be increased with a simple configuration, and the stationary antenna is in contact with the article. Can be prevented, and even if the movement speed of the storage shelf is high, the specific embodiment is any one as long as it has the effect of being able to accurately communicate with the RFID tags of a large number of articles. It doesn't matter.

  That is, the electromagnetic induction transmission plate of the article management storage device of the present invention may be arranged and fixed on the mounting surface of the storage shelf, or the storage shelf itself may be configured by an electromagnetic induction transmission plate. good.

Hereinafter, an article management and storage apparatus according to an embodiment of the present invention will be described with reference to the drawings.
As shown in FIG. 1, an article management storage apparatus 100 that centrally stores document files according to an embodiment of the present invention has storage shelves 110 in which storage shelves 110 that store document files are arranged in multiple stages in the vertical direction. A large number of units 120 are connected in a loop in the horizontal direction so as to be movable on the circulation path.

  A loading / unloading unit 101 is provided in at least one place (in the present embodiment, the left end of the drawing) of the circulation path of the storage shelf unit 120, and a library file stored in the article management storage device 100 is stored in the loading / unloading unit 101. A control console 140 is arranged for performing management and moving operation of the storage shelf unit 120.

  Further, on the circulation path of the storage shelf unit 120, an antenna unit 131 provided with a fixed antenna 130 (not shown in FIG. 1) facing the front surface of each storage shelf 110 arranged in multiple stages in the vertical direction. , 132, 133 are provided.

  In each storage shelf 110, as schematically shown in FIG. 2, a large number of document files 102 having RFID tags 103 are horizontally mounted on the electromagnetic induction transmission plate 150 while being stored in the file box 104. The RFID tag 103 and the fixed antenna 130 communicate with each other by facing the fixed antenna 130 provided in the antenna units 131, 132, and 133 (not shown in FIG. 2) installed near the front surface. Is configured to do.

  The electromagnetic induction transmission plate 150 induces electromagnetic waves with a conductive wiring pattern to extend the communicable distance, and the conductive wiring pattern extends in parallel in the short side direction as shown in FIG. A plurality of floating electrodes 151 that are maintained in an electrically floating state, and a plurality of conductive electrodes 152 that extend in parallel and are maintained in an electrically connected state at least at one end. The electrode 151 is provided between the conductive electrodes 152, and a plurality of string-like floating electrodes 153 thinner than the floating electrode 151 are provided in parallel between the conductive electrodes 152 at one central portion in the long side direction.

  As shown in FIG. 4, the second embodiment of the conductive wiring pattern of the electromagnetic induction transmission plate extends in parallel with the short side direction and is maintained in an electrically floating state with respect to each other as in the above embodiment. Floating electrode 151 and a plurality of conductive electrodes 152 that extend in parallel and are maintained in an electrically connected state at least at one end. The floating electrode 151 is provided between the conductive electrodes 152. In addition, a plurality of string-like floating electrodes 153 thinner than the floating electrode 151 are provided in parallel between the conductive electrodes 152 at one end of the long side direction.

  As shown in FIG. 5, the third embodiment of the conductive wiring pattern of the electromagnetic induction transmission plate extends in parallel to the long side direction and is divided into left and right sides and is maintained in an electrically floating state. A plurality of floating electrodes 151 and a plurality of conductive electrodes 152 that extend in parallel and are electrically connected to each other at at least one end. The floating electrode 151 is interposed between the conductive electrodes 152. A plurality of string-like floating electrodes 153 extending in the short side direction and narrower than the floating electrode 151 are provided in parallel between the left and right floating electrodes 151 and the conducting electrode 152 at one central portion in the long side direction. ing.

  As shown in FIG. 6, the fourth embodiment of the conductive wiring pattern of the electromagnetic induction transmission plate is parallel to a plurality of floating electrodes 151 that extend in parallel to the long side direction and are maintained in an electrically floating state. A plurality of conductive electrodes 152 that are electrically connected to each other at at least one end, and the floating electrode 151 is provided between the conductive electrodes 152 and has a long side direction. A plurality of string-like floating electrodes 153 extending in the short side direction of the innermost end and being thinner than the floating electrode 151 are provided in parallel between the floating electrode 151 and the conductive electrode 152.

Furthermore, as another example of the conductive wiring pattern of the electromagnetic induction transmission plate, as shown in FIG. 7 (a), a combination of rectangular conductive wiring patterns, as shown in FIG. 7 (b), A combination of triangular conductive wiring patterns or a combination of spiral conductive wiring patterns as shown in FIG. 7C can also be employed.
Further, as the conductive wiring pattern, a part of the conductive electrode 152 may be adopted as a wiring pattern of the fixed antenna as a pattern into which an input signal is introduced.

  The antenna units 131, 132, 133 are provided at a pitch different from the horizontal pitch of the storage shelf unit 120. As shown in FIG. The fixed antenna 130A that communicates with the RFID tag 103 of the third document file 102 is provided, and the antenna unit 132 includes a fixed antenna 130B that communicates with the RFID tag 103 of the document file 102 in the central portion of the storage shelf 110. The antenna unit 133 is provided with a fixed antenna 130 </ b> C that communicates with the RFID tag 103 of the document file 102 that is about ３ on the left side of the storage shelf 110.

  The article management and storage apparatus 100 of the present invention configured as described above can increase the communicable distance between the RFID tag 103 and the fixed antenna 130 by providing the electromagnetic induction transmission plate 150. The distance between the unit 120 and the antenna unit 131 can be increased, and even if there is a slight protrusion when the file box 104 is stored in the storage shelf 110, the storage shelf does not come into contact with the antenna unit 131. The work burden when storing the document file 102 in 110 can be reduced.

  In addition, the electromagnetic induction transmission plate 150 increases the communicable distance, and further, the number of RFID tags 103 with which one fixed antenna 130 is in communication is dispersed and the number thereof decreases, so that the moving speed of the storage shelf unit 120 is increased. can do.

In the above embodiment, the document file 102 stored in the file box 104 is accommodated in the storage shelf 110. However, the document file 102 may be directly accommodated, or any article may be accommodated. good.
Further, the storage shelf unit 120 is connected in a loop shape in the horizontal direction so as to be movable on the circulation path, but may be moved in the vertical direction, and may be a reciprocating path instead of a loop-shaped circulation path. There may be.

DESCRIPTION OF SYMBOLS 100 ... Goods management storage apparatus 101 ... Entry / exit part 102 ... Document file 103 ... RFID tag 104 ... File box 110 ... Storage shelf 120 ... Storage shelf unit 130 .... Fixed antenna 131 ... Antenna unit 132 ... Antenna unit 133 ... Antenna unit 140 ... Control console 150 ... Electromagnetic induction transmission plate 151 ... Floating electrode 152 ... Conducting electrode 153 ... String-like floating electrodes

Claims (6)

In an article management and storage apparatus having a storage shelf on which a number of articles each having an RFID tag are placed, and a fixed antenna that is installed in the vicinity of the storage shelf and communicates with the RFID tag.
The article management and storage apparatus, wherein the storage shelf has an electromagnetic induction transmission plate on the article placement surface. The storage shelves are arranged in multiple stages in the vertical direction to constitute a storage shelf unit,
A large number of the storage shelf units are connected in the horizontal direction, and are configured to be movable along a route including the vicinity of the fixed antenna and an article storage / removal unit.
The article management and storage device according to claim 1, wherein the article is managed by communication with the RFID tag.   The article management storage device according to claim 1, wherein the electromagnetic induction transmission plate is provided with a conductive wiring pattern on an insulating plate. A plurality of floating electrodes extending in parallel and maintained in an electrically floating state, and a plurality of conductive electrodes extending in parallel and maintained in an electrically connected state at at least one end; And a conduction electrode
The floating electrodes are provided between the conductive electrodes, respectively, and a plurality of string-like floating electrodes thinner than the others are provided in parallel between the conductive electrodes in at least one place. 3. The article management storage device according to 3.   5. The article management and storage device according to claim 2, wherein a large number of the storage shelf units are connected in a loop shape.   6. The fixed antenna according to claim 2, wherein a plurality of the fixed antennas are provided at a pitch different from a horizontal pitch of the storage shelf unit in a moving path of the storage shelf unit. The article management storage device according to claim.

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