JP7320440B2 - Goods management unit - Google Patents

Description

The present invention relates to an article management unit for managing articles contained in an article container.

2. Description of the Related Art Conventionally, some containers for containing various kinds of articles are configured to manage the presence/absence of the contained articles, the containing state, and the like.
For example, Patent Literature 1 proposes a security device in which a storage frame such as a desk is provided with a lock structure and a control unit so that management operations such as locking and unlocking can be reliably performed using radio waves. .

In addition, Patent Document 2 proposes an article storage device capable of protecting specific articles from loss or tampering and managing the storage state of specific articles. In this article storage device, a plurality of article storage boxes having doors are provided with an electric lock that can be electrically unlocked, an operation means, and a control circuit, and a base on which a specific article is placed is provided with a sensor for detecting the presence or absence of an article, By providing an interface for detecting the state of an article, an article storage device dedicated to a specific article has been configured.

JP 2004-19116 A JP 2009-225835 A

However, since the conventional container for managing the stored articles and the storage state was constructed as a dedicated device incorporating a structure for management, in order to manage the articles in the container, it was necessary to There was a demand for a system that could easily manage the items because a dedicated structure had to be constructed according to the items to be stored and the content of management.

SUMMARY OF THE INVENTION Accordingly, an object of the present invention is to provide an article management unit that can easily manage articles using an existing article container without installing a dedicated structure for managing articles. .

An article management unit of the present invention for achieving the above object comprises a storage section for storing articles, an opening/closing section for opening/closing the storage section, and a locking mechanism having a latch section for locking the opening/closing section with respect to the storage section. a base which can be attached to an existing article container via an adhesive portion at a position where the locking operation of the locking mechanism can be detected, and which is provided on the base and is engaged by the latch portion of the locking mechanism. a locking detection part provided on the base body and provided on the base body, the lock detecting part having a projecting piece that is displaced by pressing by the opening and closing part, and capable of detecting the locked state of the locking mechanism and the open/closed state of the opening and closing part by the pressing displacement of the projecting piece; It is characterized by comprising an article detection section capable of detecting presence/absence of the article in the storage section, and a management information output section outputting detection results of the locking detection section and the article detection section.

Further, an article management unit of the present invention comprises: a base which can be attached to an article container having a container for containing an article and an opening/closing portion for opening/closing the containing portion; a locking mechanism having a latch portion that locks the opening/closing portion by engaging with a portion ; a locking detection portion that is provided on the base and is capable of detecting the locked state of the locking mechanism from the rotation direction of the latch portion ; An article detection unit provided in a base body capable of detecting the presence or absence of the article in the storage unit, and a management information output unit outputting detection results of the locking detection unit and the article detection unit. do.

Further, the article management unit of the present invention is characterized in that the management information output section is provided on the base.

Further, the article management unit of the present invention is characterized in that the management information output section can transmit the detection result to an external terminal.

Further, in the article management unit of the present invention, the management information output section detects the presence of the article by the article detection section, and the state in which the opening/closing section is opened or the state in which the locking mechanism is released by the lock detection section. is detected, a warning is output.

Further, in the article management unit of the present invention, the article detection section includes an image pickup section that picks up an image of the inside of the storage section, and a determination section that judges the image in the image pickup section and detects the presence or absence of the article. It is characterized by

Further, in the article management unit of the present invention, the article detection section includes an infrared sensor that detects the presence or absence of an article by irradiating infrared rays into the storage section.

Further, in the article management unit of the present invention, the article detection section includes a weight sensor that detects the weight of the article in the storage section and determines whether or not there is an article.

According to the article management unit of the present invention, there are provided a lock detection section capable of detecting a locked state, an article detection section capable of detecting the presence or absence of an article, and a management information output section outputting detection results of the lock detection section and the article detection section. and are provided on the base. Therefore, by attaching the base body to an article container having a container, an opening/closing part, and a locking mechanism, it is possible to manage the articles contained in the article container.

As long as it is a structure that can store items and lock it in a closed state, it can manage items by attaching it to any structure, and a dedicated structure for managing items is installed. Therefore, it is possible to easily manage the articles using the existing article container without having to perform the management.
Therefore, it is possible to provide an article management unit that can easily manage articles using an existing article container without installing a dedicated structure for managing articles.

According to another article management unit of the present invention, there is provided a locking mechanism for locking an opening/closing section, a lock detection section capable of detecting a locked state, an article detection section capable of detecting the presence or absence of an article, a lock detection section, and an article detection. A management information output unit for outputting the detection result of the unit is provided on the base. Therefore, by attaching the base body to an article container having a container, an opening/closing part, and a locking mechanism, it is possible to manage the articles contained in the article container.

As long as it is a structure that can accommodate and close articles, it can manage articles by attaching it to any structure, and a dedicated structure for managing articles can be installed. Therefore, it is possible to easily manage articles using an existing article container.
Therefore, it is possible to provide an article management unit that can easily manage articles using an existing article container without installing a dedicated structure for managing articles.

In any article management unit according to the present invention, if the management information output section is provided on the base body, there is no need to provide the management information output section separately from the article management unit, making it easier to manage articles. can.

In any article management unit of the present invention, if the management information output section can transmit the detection result to the terminal, the management information can be confirmed at the terminal away from the article container, which is convenient.

In any of the article management units of the present invention, if the article detection section detects the existence of an article and the lock detection section detects the unlocked state of the locking mechanism, a warning is output. When an article is stored in one's body and the user forgets to lock the door, the user can know from the warning that the article can be easily taken out. Therefore, it is possible to prevent theft of the articles housed in the article container even with a structure in which articles are managed simply using the existing article container.

In any of the article management units according to the present invention, if the article detection section includes an image pickup section that picks up an image of the inside of the storage section, and a judgment section that judges the image in the image pickup section and detects the presence or absence of an article, the article storage Since it can be arranged in a non-contact state without any contact with a body or an article to detect the presence or absence of an article, it is easy to use by arranging it on a base.

1 is a perspective view of an existing locker equipped with an article management unit according to the first embodiment of the present invention; FIG. FIG. 2 is a cross-sectional view showing a state in which an article management unit of the present invention is attached to one section of the locker of FIG. 1; It is a block diagram showing an article management unit according to the first embodiment of the present invention. 4 is a block diagram showing another example of the article management unit according to the first embodiment of the present invention; FIG. 4 is a block diagram showing another example of the article management unit according to the first embodiment of the present invention; FIG. 4 is a flow chart showing the operation of the article management unit according to the first embodiment of the present invention; 4 is a flow chart showing the operation of the article management unit according to the first embodiment of the present invention; FIG. 10 is a vertical cross-sectional view showing a state in which the article management unit according to the second embodiment is attached to a box-shaped article container; FIG. 4 is a block diagram showing an article management unit according to a second embodiment of the present invention; FIG. FIG. 11 is a block diagram showing another example of the article management unit according to the second embodiment of the present invention; FIG.

Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.
[First embodiment]
A first embodiment of the present invention will be described in detail below with reference to the drawings.
1 to 7 show a first embodiment.
The article management unit 10 of this embodiment is attached to an article container 20 which is an existing locker provided with a large number of container portions 21 .

As shown in FIG. 1, the article container 20 has a frame portion provided with a large number of storage sections 21 for accommodating various articles. 22 and a locking mechanism 23 for locking the opening/closing portion 22 are provided.
The opening/closing portion 22 is composed of an opening/closing door that can be opened/closed toward the front side by a hinge portion 24 provided on one side edge.

Although the locking mechanism 23 is not particularly limited, for example, a dial type locking mechanism is installed. When the opening/closing portion 22 is closed, the latch portion 26 is engaged with the frame portion to lock the opening/closing portion 22 so that the opening/closing portion 22 cannot be opened. By separating from the frame portion, the opening/closing portion 22 can be opened and closed freely by being unlocked.

In addition, the locking mechanism 23 can be a card type using a magnetic card, an IC card (including non-contact type), or the like instead of a dial type, or can be wirelessly locked or unlocked using a portable terminal such as a smartphone. It is possible.

The article management unit 10 according to the first embodiment, as shown in FIGS. A base 11 having a housing 11b is provided.

A lock detection unit 12, an article detection unit 13, a management information output unit 14, and the detection units 12 and 13 and the management information output unit 14 are processed by processing the information of the detection units 12 and 13 in the housing 11b of the base 11. A control processing unit 15 for controlling is provided so as not to be detachable from the base 11 .

The lock detector 12 is configured to detect the locked state of the lock mechanism 23 . The lock detector 12 of the first embodiment is arranged so as to protrude from one side of the housing 11b, and is biased outward and pressed by swinging to be displaced to determine whether the locking mechanism 23 is in the locked state. It is configured to be able to detect whether it is in the released state.

The lock detector 12 of the first embodiment is also configured to detect the open/closed state of the opening/closing portion 22 with respect to the housing portion 21 . When the opening/closing portion 22 is closed with respect to the housing portion 21, the projecting piece 12a presses and displaces the locked state of the locking mechanism 23 in an angle range different from the detection range, so that the opening or closing of the opening/closing portion 22 can be detected. is.

The article detection section 13 determines whether or not the article X exists in the storage section 21 .
The article detection section 13 determines whether or not the article X exists in the storage section 21 . The article detection section 13 includes an image pickup section 13a that picks up an image of the inside of the storage section 21, and a determination section 13b that judges the image in the image pickup section 13a and detects the presence or absence of the article X. As shown in FIG.

The article detection section 13 determines whether or not the article X exists in the storage section 21 . The article detection section 13 includes an image pickup section 13a that picks up an image of the inside of the storage section 21, and a determination section 13b that judges the image in the image pickup section 13a and detects the presence or absence of the article X. As shown in FIG.
Note that the determination unit 13 b may be incorporated in the control processing unit 15 .
The article detection section 13 can detect that the article exists in the storage section 21 .

The method for detecting the presence or absence of the article X in the storage section 21 is not limited to the imaging section 13a described above. For example, as shown in FIG. A sensor 13c or a weight sensor 13d for detecting the weight of the article X can also be used.
Moreover, the presence or absence of the article X may be detected by combining a plurality of these detection methods.

When an infrared sensor is used to detect the presence or absence of the article X in the storage section 21 , the article X is detected by irradiating the storage section 21 with infrared rays. In addition, in order to increase the accuracy of detection of the article X, a diffusion plate may be installed for diffusing infrared rays within the storage section 21 .

As shown in FIG. 5, when a weight sensor is used to detect the presence or absence of an article X, a weight sensor 13d is installed at a position where the article X is placed in the storage section 21, and the weight sensor detects the presence of the article X. Presence or absence of article X is sensed.

When the weight sensor 13 d senses the weight of the article X, it transmits a sensing signal to the determination section 13 b , and the determination section 13 b determines that the article X is present in the storage section 21 .

The management information output unit 14 is configured to output the detection results of the lock detection unit 12 and the article detection unit 13 and the processing results based thereon as various types of information. In the first embodiment, a transmission unit 14a that transmits the detection results and processing results of the facility detection unit 12 and the article detection unit 13 to the outside, and an alarm transmission unit 14b that issues an alarm when an abnormality is detected. I have.

The transmission unit 14a transmits the detection results of the lock detection unit 12 and the article detection unit 13, the processing results processed by the control processing unit 15 based on these detection results, the detection results at the time of abnormality, etc. to the article container at all times or when necessary. 20 can be transmitted to a terminal owned by an administrator or a user. For example, the detection results and processing results may be transmitted constantly to the terminal 17 of the administrator or user via the Internet, or may be transmitted in response to a request from the terminal 17 of the administrator or user. It is possible.

Examples of information to be transmitted include the image of the article X captured by the imaging unit 13a of the article detector 13, the shape and size of the article X detected by the infrared sensor, and the weight of the article X detected by the weight sensor. It is also possible to transmit to a terminal owned by an administrator or a user.

The alarm issuing unit 14b is configured to detect an abnormality and issue an alarm when various kinds of preset abnormalities occur.
The alarm transmission unit 14b of the first embodiment detects an abnormal state when the lock detection unit 12 detects the unlocked state of the locking mechanism 23 while the article detection unit 13 detects the presence of the article X. and print a warning.

Further, when the opening/closing portion 22 is opened from the locked state of the locking mechanism 23 and the locking mechanism 23 is not properly operated, an abnormality is detected and a warning is output, and the opening/closing portion 22 is It is possible to detect an abnormality and output a warning even when the is not closed for a predetermined time or longer.

The control processing unit 15 receives information from the lock detection unit 12, the article detection unit 13, other detection units, and the like, and can output the information to the management information output unit 14 and the like based on the information.
For example, each information from each detection unit 12 and 13 is directly output from the transmission unit 14a of the management information output unit 14, each information is judged and the judgment result is outputted to the management information output unit 14, or these information It is also possible to operate the detection units 12 and 13 and the management information output unit 14 based on the determination result.

Next, the usage and operation of such an article management unit will be described.
First, the article management unit 10 is attached to the section used by the article container 20, which is an existing locker. A locking mechanism 23 is incorporated in the article container 20 . In the article management unit 10, a lock detection section 12, an article detection section 13, a management information output section 14, a control processing section 15, a power supply such as a battery, etc. are integrally mounted in advance in the housing 11b of the base 11. .

In the transmission unit 14a of the management information output unit 14, for example, the terminals 17 of the administrator and the user are set as transmission destinations of the management information.
The mounting portion 11a of the substrate 11 is used to firmly fix it to the inner surface of the opening/closing portion 22 or the housing portion 21 of the compartment to be used. At this time, the protruding piece 12a of the locking detector 12 is arranged at a position where both the opening/closing of the opening/closing part 22 and the engagement/disengagement of the latch part 26 of the locking mechanism 23 can be detected.

Next, the operation of the article management unit will be described with reference to FIGS. 6 and 7. FIG.
6 and 7 are flow charts showing the operation of the article management unit.
First, at the start of use, the imaging section 13a takes an image of a state in which there is no article in the storage section 21 and stores the image (step S11). Next, the opening/closing portion 22 is opened/closed (step S12), the article X is stored in the storage portion 21 (step S13), and the locking mechanism 23 is locked (step S14).

In this embodiment, it is determined whether or not a predetermined time has passed since the last opening operation of the opening/closing unit 22 (step S15). (step S16). The photographing of the interior of the container 21 is compared with the original image, and it is determined whether or not the article X exists in the container 21 (step S17).
If the article X does not exist (step S17/NO), the next opening/closing operation of the opening/closing section 22 is waited.
If the article X exists (step S17/YES), the lock detector 12 confirms the open/close state of the opening/closing unit 22 (step S18 and lock state confirmation (step S19).

If there is an article X in the storage section 22 and the opening/closing section 22 is closed (step S18/YES) and locked (step S19/YES), it is created or selected based on the information of each detection result or each detection result. The obtained result information is transmitted as article management information from the transmission section 14a of the management information output section 14 to the terminal 17 of the administrator and the user (step S21), and the article X is stored in the terminal 17 of the administrator and the user. Various article management information including the presence of the item is displayed (step S22).

On the other hand, when the opening/closing unit 22 is open (step S18/NO) or when the locking mechanism 23 is unlocked (step S19/NO), the alarm issuing unit 14b of the management information output unit 14 issues an alarm. (step S20). The warning may indicate that the opening/closing part 22 is open or that the opening/closing part 22 is not locked by the locking mechanism 23, or the like.

Next, when it is detected that the opening/closing unit 22 is opened (step S23/YES) and that the locking mechanism 23 is normally unlocked (step S26/YES), the user can leave the article container 20. The user takes out the article X (step S28) and closes the opening/closing member 22 (step S29). When the closure of the opening/closing body 22 is detected, the imaging section 13a captures an image of the inside of the compartment of the article container 20 (step S30), and it is determined whether or not there is an article X inside (step S31). When the state where the article X does not exist inside is photographed (step S31), each part is reset (step S32) and returns to the initial state.

On the other hand, the open/close body 22 is not opened (step S23/NO), and it is detected whether or not a preset management period has elapsed (step S24). If the management period has passed (step S24/YES), an alarm is issued by the alarm issuing unit 14b (step S27), and article management information is transmitted from the transmitting unit 14a to the administrator and the user terminal 17.
Furthermore, if the management period has not elapsed (step S24/NO), the control period is maintained until the opening/closing section 22 is opened.

As described above, according to the article management unit 10 of the first embodiment, the lock detection unit 12 capable of detecting the locked state, the article detection unit 13 capable of detecting the presence or absence of the article X, the lock detection unit 12 and A management information output unit 14 for outputting the detection result of the article detection unit 13 is provided on the base 11 . Therefore, if the base body is attached to the article container 20 having the container 21, the opening/closing part 22, and the locking mechanism 23, the article X contained in the article container 20 can be managed.

As a result, any structure that accommodates the article X and can be locked in a closed state can be attached to manage the article X. It is possible to easily manage articles using the existing article container 20 without installing another structure.

Further, in the article management unit 10 of the first embodiment, since the management information output section 14 is provided on the base 11, there is no need to provide the management information output section 14 separately from the article management unit 10, which makes the management easier. Can manage items.

Furthermore, in the article management unit 10 of the first embodiment, since the management information output section 14 can transmit the detection result to the terminal 17, the management information can be confirmed at the position of each terminal 17 separated from the article container 20. can do.

The article management unit 10 of the present embodiment is configured to output a warning when the article detection section 13 detects the presence of the article X and the lock detection section 12 detects that the locking mechanism 23 is unlocked. ing. Therefore, when the article X is stored in the article container 20 and the user forgets to lock the article X, it is possible to know from the warning that the article X can be easily taken out. As a result, it is possible to prevent theft of the article X stored in the article container 20 even with a structure in which articles are easily managed using the existing article container 20 .

Further, in the article management unit 10 of the first embodiment, the article detection section 13 has an image pickup section 13a that picks up an image of the inside of the storage section 21, and a determination section 13b that judges the image in the image pickup section 13a and detects the presence or absence of the article X. , so that the presence or absence of the article X can be detected by arranging it in a non-contact state without any contact with the article container 20 or the article X, and it is easy to use by arranging it on the base 11. .

In the description of the operation of the first embodiment, the imaging unit 13a detects the presence or absence of the article X in the storage unit 21. However, as described above, the article detection unit 13 uses an infrared sensor or a weight sensor to detect the article. It is also possible to detect X.

[Second embodiment]
8-10 show a second embodiment.
As illustrated, the second embodiment is an example in which an article management unit 10 is attached to an article container 20 made of a commercially available box with a lid (for example, a cooler box).
An article container 20 according to the second embodiment includes a container portion 21 formed of a box body with an upper opening, covers an upper opening 21a of the container portion 21, and is attached to the side wall of the container portion 21 by a hinge portion 24 so as to be openable and closable. and an opening/closing part 22 made of a lid body.
Note that the article container 20 is not provided with the locking mechanism 23 .

The opening/closing portion 22 used in the second embodiment is provided with an inner protruding portion 22a that protrudes inward at a position facing the side wall of the accommodating portion 21 in the closed state. In the case of this opening/closing portion 22 , an edge portion is provided on the inner peripheral edge of the opening/closing portion 22 so as to extend continuously around the entire circumference and protrude inward.

Furthermore, unlike the first embodiment, the base 11 is provided with a locking mechanism 23 . The locking mechanism 23 includes a lock operation portion 18 fixed to the mounting portion 11a of the base 11 and provided integrally with the lock detection portion 12, a latch portion 18a provided in the lock operation portion 18 so as to be rotatable forward or reverse, It has a lock operation unit 18 and a dial-type operation unit 19 capable of transmitting an open/close signal by wire or wirelessly.

It should be noted that the locking mechanism 23 according to the second embodiment can also employ a wireless system that can be locked or unlocked by operating a mobile terminal such as a smartphone.

The article management unit 10 is mounted by providing a slit portion 21c extending downward from an upper opening 21a in the side wall 21b of the storage portion 21, and fixing the substrate 11 near the slit portion 21c on the inner surface of the side wall 21b. .

In the attached state, the operating portion 19 is formed to have a narrow width at a position corresponding to the slit portion 21c and is arranged on the outside of the side wall so as to be operable. Further, the latch portion 18a is arranged so as to rotate in the direction along the slit portion 21c.

The locking mechanism 23 of the article management unit 10 is fixedly attached to the storage section 21 while penetrating the slit section 21c. When the opening 21a is closed, the operating portion 19 is exposed downward from the end portion 22b of the opening/closing portion 22 and arranged in an operable state. Further, the latch portion 18a is arranged at a position corresponding to the inner protruding portion 22a provided on the inner peripheral edge of the end portion 22b of the opening/closing portion 22. As shown in FIG.

When the latch portion 18a rotates in the locking direction, the tip of the latch portion 18a is locked with the inner projecting portion 22a, and when the latch portion 18a rotates in the disengaging direction, the entire latch portion 18a is accommodated in the base 11. Locking of the inner projecting portion of the opening/closing portion 22 is released.

The article management unit 10 of the second embodiment is otherwise configured in the same manner as in the first embodiment, and can be used in the same manner as in the first embodiment.

As described above, the article management unit 10 of the second embodiment can obtain the same effects as those of the first embodiment. That is, according to the article management unit of the second embodiment, the locking mechanism 23 that locks the opening/closing section 22, the lock detection section 12 that can detect the locked state, and the article detection section 13 that can detect the presence or absence of the article X. , and a management information output unit 14 for outputting detection results of the lock detection unit 12 and the article detection unit 13 are provided on the base 11 .

As for the article detection section 13, as shown in the figure, an image pickup section 13a detects the presence or absence of an article X. Similar to the first embodiment, an infrared sensor 13c and a weight sensor 13d are employed in addition to the image pickup section 13a. (FIGS. 9 and 10).

Therefore, if the base body 11 is attached to the article container 20 having the container 21, the opening/closing part 22, and the locking mechanism 23, the articles X contained in the article container 20 can be easily managed.

As long as it is a structure that can accommodate and close the article X, it can manage the article X by attaching it to any structure, and a dedicated structure for managing the article It is possible to easily manage articles using the existing article container 20 without installing a body.

Specifically, for example, it is possible to install the article management unit in a locker that only has a locking function, making it possible to make the locker with higher security. By placing a box with a lid (for example, a cooler box) equipped with this article management unit at the front door, it is possible to store parcels and the like in the box while the person is away.

In addition, since the management information output section 14 is provided on the base 11, there is no need to provide the management information output section 14 separately from the article management unit 10, and the articles can be managed more easily.
Furthermore, since the management information output unit 14 can transmit the detection result to the terminal 17, the management information can be confirmed at the position of each terminal 17 separated from the article container 20, which is convenient.

In addition, as in the first embodiment, it is also possible to recognize by a warning that the article X can be easily taken out, such as when the article X is stored in the article container 20 and the user forgets to lock it. As a result, it is possible to prevent theft of the article X stored in the article container 20 even in a structure in which articles are easily managed using the existing article container 20 .
Further, the presence or absence of the article X can be detected by arranging it in a non-contact state without any contact with the article container 20 or the article X, and it is easy to use by arranging it on the base 11 .

Note that each embodiment can be modified as appropriate within the scope of the present invention.
For example, in both the first embodiment and the second embodiment, an example in which an existing article container 20 is used to manage articles has been described. 10 can also be installed.

In the above embodiment, an example in which the management information output unit 14 is provided on the base 11 has been described. If so, it is possible to make use of them.

In each of the above-described embodiments, the presence or absence of the article X, the open/closed state of the opening/closing section 22, and the locked state of the locking mechanism 23 are detected, and the detection results are output to the management information output section 14. The detection target is not limited at all, and it is possible to output appropriate detection information such as information detectable by various detection devices, such as temperature, humidity, and vibration, as management information.

X article 10 article management unit 11 base 11a mounting section 11b housing 12 locking detection section 12a projecting piece 13 article detection section 13a imaging section 13b determination section 14 management information output section 14a transmission section 14b alarm transmission section 15 control processing section 17 terminal 18 Lock operation part 19 Operation part 20 Article container 21 Receptacle part 21a Upper opening 21b Side wall 21c Slit part 22 Opening/closing part 22a Inward projecting part 23 Locking mechanism 24 Hinge part 26 Latch part

Claims (8)

With respect to an existing article container provided with a container for containing an article, an opening/closing portion for opening/closing the containing portion, and a locking mechanism having a latch portion for locking the opening/closing portion with respect to the containing portion, the above-described a base that can be mounted via an adhesive portion at a position where the locking operation of the locking mechanism can be detected ;
A projecting piece provided on the base body and displaced by engagement by the latch portion of the locking mechanism and pressing by the opening/closing portion is provided, and the locked state of the locking mechanism and the open/closed state of the opening/closing portion are determined by the pressing displacement of the projecting piece. a detectable lock detector;
an article detection unit provided on the base and capable of detecting the presence or absence of the article in the storage unit;
a management information output unit that outputs detection results of the lock detection unit and the article detection unit;
An article management unit, comprising: a base that can be attached to an article container, the base having a container for containing an article and an opening/closing unit for opening and closing the container;
a locking mechanism having a latch portion provided on the base and engaged with an end portion of the opening/closing portion to lock the opening/closing portion ;
a locking detection unit provided on the base and capable of detecting the locked state of the locking mechanism from the rotation direction of the latch unit ;
an article detection unit provided on the base and capable of detecting the presence or absence of the article in the storage unit;
a management information output unit that outputs detection results of the lock detection unit and the article detection unit;
An article management unit, comprising: 3. An article management unit according to claim 1, wherein said management information output section is provided on said base. 4. The article management unit according to claim 1, wherein the management information output section can transmit the detection result to an external terminal. The management information output unit outputs a warning when the article detection unit detects the presence of the article and the open/close unit is opened or the lock detection unit detects the unlocked state of the locking mechanism. The article management unit according to any one of claims 1 to 4, characterized in that: 6. The article detection section comprises an image pickup section for picking up an image of the interior of the storage section, and a determination section for detecting the presence or absence of the article by judging the image in the image pickup section. Article management unit according to any one of the above. 6. The article detection section comprises an image pickup section for picking up an image of the interior of the storage section, and a determination section for detecting the presence or absence of the article by judging the image in the image pickup section. Article management unit according to any one of the above. 6. The article management unit according to any one of claims 1 to 5, wherein the article detection section includes a weight sensor that detects the weight of the article in the storage section and determines the presence or absence of the article. .

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