JP2001241236A - Locking auxiliary equipment - Google Patents

Abstract

PROBLEM TO BE SOLVED: To surely specify and control the operator of a key simply. SOLUTION: The locking auxiliary equipment has a box body 11 in which a closed space 16 can be formed in the upper space of a lock 5 so that at least unlocking operation cannot be conducted, an open-close section 8 in which the lock 5 is exposed in an operable manner by opening, a storage section 31 in which the body information of a fixed operator can be registered previously, an input means 10 inputting the body information of the operator, a collation means 36 collating the input body information with the registered body information of the fixed operator, and a locking means 26, by which the open-close section 8 cannot be opened in a normal case and the open-close section 8 can be opened only when the coincidence of a collation result in the collation means 36 and the body information of the fixed operator is decided.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a lock assisting device for assisting a lock function of a lock provided on a normal door or door.

[0002]

2. Description of the Related Art Conventionally, in a store or a company where many employees and the like are located, a lockable safe or the like and a door of a room where the safe is arranged in order to manage and store important documents and money. For example, a lock is installed in a vehicle and locked.

[0003] Usually, these locks have one key,
A specific person has the key.For example, in a game arcade where a large number of gaming machines such as pachinko machines and slot machines are installed, a lot of cash is used, and the used cash is used. As a result, employees of amusement arcades will temporarily store and store cash in a plurality of lockable storages provided at the end of the gaming island where the gaming machines are located side by side. Therefore, a plurality of employees have the keys of the storage.

[0004]

As described above, in the case where a plurality of employees have keys, etc., even if the amount of cash collected from the vault is small relative to the total sales, any employee is illegal. It is not possible to identify whether or not the employee has worked, and there is a problem that an employee who does not work fraud is suspected and the relationship between labor and management deteriorates.

[0005] Therefore, in order to solve these problems, for example, as a measure for confirming which employee opened the key, conventionally, the key was changed to an electronic card key issued individually for each operator. However, in this case, it is necessary to replace the lock itself with a new lock that can use the electronic card key from a conventional lock, and it requires a large amount of work or a suspension of work for the work. In addition, there is a problem that if the electronic card key is also fraudulently forged, a person other than the person can unlock the key, and there is no guarantee that the wrongdoer is the person himself. Was.

SUMMARY OF THE INVENTION Accordingly, the present invention has been made in view of the above problems, and has as its object to provide a lock assisting device capable of reliably and easily specifying and managing a key operator.

[0007]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problem, a lock assisting device according to the present invention has a housing capable of forming a closed space in an upper space of a lock so that at least an unlocking operation is impossible. An opening / closing unit that exposes the lock to be operable by being released, storage means capable of registering physical information of a predetermined operator in advance, and input means for inputting physical information of the operator,
Collating means for collating the input physical information with the physical information of a predetermined operator registered in the storage means; and disabling the opening and closing of the opening / closing section in a normal state, and the collation result in the collating means being the predetermined operator And locking means for opening the opening / closing section only when it is determined that the physical information matches the physical information. According to this feature, the lock assisting device of the present invention is simply mounted by a simple mounting work so that the lock is covered by the housing without replacing the lock itself as in the related art. Unless the key is unlocked, the key cannot be unlocked, so that the person who unlocked the key can be managed so as to be the registrant.

In the lock assisting device according to the present invention, it is preferable that the physical information is a fingerprint of an operator. In this way, the operator can be confirmed with higher accuracy by using fingerprints that are individual patterns for each individual as the physical information.

It is preferable that the lock assisting device of the present invention records the collation history of the collation means in the storage means. By doing so, it is possible to confirm when the key release operation is performed and what the collation result is.

[0010] In the locking assisting device of the present invention, the information of the registered operator matched by the collation by the collation means is stored in the storage means.
It is preferable to register as a collation history. By doing so, it becomes possible to know which registration operator performed the key release operation and at what time, so that it is possible to prevent the illegal withdrawal of cash in the above-mentioned storage, for example. it can.

[0011] A lock assisting device according to the present invention is connected to a plurality of lock assisting terminals including at least the casing, input means, collating means, and lock means, and is connected to the lock assisting terminal for data communication. And a management computer capable of collecting, storing and managing the data of the collation history in each locking auxiliary terminal. In this way, the management of the key release operation in the plurality of locking auxiliary terminals can be grasped and managed in a centrally distant place without successively going to the installation location of each locking auxiliary terminal.

[0012] In the lock assisting device of the present invention, it is preferable that the management computer is capable of correcting the date and time at each connected lock assisting terminal to a regular time. In this way, the time of each lock assisting device can be adjusted without going to each lock assisting device, which is convenient.

[0013]

Embodiments of the present invention will be described below with reference to the drawings.

(Embodiment) FIG. 1 is an external perspective view showing a mounting state in which a key cover terminal constituting a lock assisting device of this embodiment is attached to a collection safe provided at an end of a game island.
FIG. 2 is a cross-sectional view showing a state where the key cover terminal is mounted, FIG. 3 is a block diagram showing a configuration of the key cover terminal of this embodiment, and FIG. FIG. 5 is a system diagram showing a main configuration of the lock assisting device. FIG. 5 is a schematic cross-sectional view showing a configuration of a fingerprint reading unit in a fingerprint collating unit used in the key cover terminal of the present embodiment. FIG. 7 is a flowchart showing a collation processing operation in the fingerprint collation unit of the present embodiment, and FIG. 7 is a diagram showing a display status of an unlocking operation history in a management computer constituting the locking assisting device of the present embodiment.

In this embodiment described below, an example in which a lock assisting device is installed in a game arcade and a key cover terminal is installed in a collection safe provided at an end of a game island in the game arcade. Although shown, the present invention is not limited to this, and it goes without saying that the present invention can be applied to other locks and the like.

First, as shown in FIG. 4, the main configuration of the lock assisting device of this embodiment is a management computer 1 installed in an office at a predetermined position in a game arcade, and the management computer 1 Each key is connected to the collection safe at the end of the game island installed in the amusement arcade, and is connected so that bidirectional data communication can be performed.
The cover computer 7 is mainly configured, and the history data of the unlocking operation in each of the cover terminals 7 is collected by the management computer 1 via the connection cable 6, and is managed by the management computer 1. The data is displayed on the display 2 which is the display device of the data 1.

The cover terminal 7 used in this embodiment will be described with reference to FIGS. 1, 2 and 3. First, the cover terminal 7 is a lower case having a U-shape in a top view. 1
1, the upper case of the lower case 11 and the open side of the U-shape are closed, and the key cover terminal 7 is mounted to cover the key.
And a slide cover 8 which can form a closed space 16 inside the terminal 7 and is slidable.

Slide rails 12 are provided on both sides of the upper end opening of the lower case 11 of this embodiment.
The slide cover 8 is slidably mounted on the slide rail 12 so as to be openable and closable. The lower case 11 has an opening 13 on the bottom surface thereof and an opening 13 around the opening 13. Collect the cover terminal 7 to the collection safe 3
A mounting bolt hole 14 is provided at a position corresponding to a bolt hole 5 'formed at a predetermined position on the circumference of the lock cylinder 5 provided on the opening / closing door 4, and the mounting bolt hole 14 and the bolt hole 5' are provided. 2 and the fixing bolts 15 are inserted and screwed, so that the upper position of the lock cylinder 5 provided on the opening / closing door 4 becomes the key as shown in FIG.
The unlocking operation of the lock cylinder 5 cannot be performed unless the slide cover 8 is slid and the lock cylinder 5 is exposed, because the lock cylinder 5 is slid. .

The slide cover 8 of this embodiment has
One end thereof is fixed to the end of the slide rail 12, and is extended by opening the slide cover 8 to urge the slide cover 8 in a closing direction (not shown).
Is provided so that the opened slide cover 8 automatically closes, and the slide
A lock device 26 that restricts the slide cover 8 from being slid open by the engagement pin protruding and retracting at a position facing the table 12.
Is provided.

The slide cover 8 of this embodiment is similar to that of FIG.
As shown in FIG. 2, a substantially central portion in a vertical direction has a substantially box-like shape that slightly swells and protrudes forward,
A concave portion 9 is formed in the protruding portion so that an operator can insert his / her finger, and a fingerprint reading unit 10 as shown in FIG. In addition, an LCD panel 2 as a display unit on which a message such as an operation status is displayed is provided at an upper position on the surface.
2, a green LED 24a that is turned on when the collation result is determined to be “good”, and a red LED 24b that is turned on when the collation result is determined to be “bad”. .

FIG. 2 shows the inside of the slide cover 8.
As shown in FIG. 3, a collation processing board 21 on which the fingerprint reading unit 10 is mounted is housed and fixed, and a closed space 16 is provided on the back side of the slide cover 8.
A board accommodating portion 18 is formed so as to protrude inward, and a control board 20 for controlling the operation of the cover terminal 7 is accommodated inside the board accommodating portion 18.

First, the control board 20 is connected to the LCD panel 22 and controls the LCD driver 23 for controlling the display of the LCD panel 22 and the green LED 24a and the red LED 24b. LEDs 24a, 24b based on a predetermined signal from
, A real-time clock (RTC) 39 capable of outputting date and time information, and the unlocking operation time and the operator's employee number are stored in association with each other as unlocking operation history information. A flash memory 28, which is a non-volatile memory; a communication unit 27 for performing data communication with the management computer 1 via the connection cable 6; and a verification processing CP mounted on a verification processing board 21 described later.
A dual port RAM 30 for enabling transmission and reception of data to and from the U36, and a control microcomputer (MPU) 29 for controlling these units based on a processing program stored in an internal ROM (not shown) are provided. Have been.

The dual port RAM 30 has a CPU 36 for collation processing mounted on the collation board 21.
The control microcomputer (MPU) 29 and the collation processing CPU 36 can perform writing and erasing of data from both the control microcomputer (MPU) 29 and the collation processing CPU 36. The control microcomputer (MPU) 29 and the collation processing CPU 36 are connected to a signal line. 3
7 and 38, the dual port RAM 30
When writing (updating) and erasing data to the device, a predetermined signal is output to the signal lines 37 and 38,
By reading the newly written data from the dual-port RAM 30 based on the signal output, the relatively large-capacity data can be transferred at a high speed via the dual-port RAM 30.

The collation processing board 21 of this embodiment includes:
Based on corrected fingerprint reading data to be described later, a collating process for specifying an operator from registrants is performed, and a collating process CPU 36 for controlling the fingerprint reading unit 10 and a collating process CPU 36 Are distributed from the management computer 1 to each of the cover terminals 7 together with the collation processing program describing the collation processing and control processing to be carried out by the user. Nonvolatile flash memory 31 in which registration data associated with data is stored
And an image sensor (CC) for reading a fingerprint of an operator inserted and arranged in the concave portion 9 as shown in FIG.
D) 33, the image sensor (CCD) 33
Feature points from the fingerprint image read by
A digital signal processor (DSP) 32 for performing the correction of the angle and size, and a fingerprint image data connected to the digital signal processor (DSP) 32 and processed by the digital signal processor (DSP) 32 are temporarily stored. And a work memory 19 capable of temporarily storing the data.
36, an LED 34 that is controlled to be turned on when a fingerprint is read by the image sensor (CCD) 33 and illuminates the fingerprint of the inserted finger, and that the operator places the finger in the recess 9 by finger placement. The finger arrangement sensor 35 that detects when light is blocked is connected.

Next, the structure of the fingerprint reading unit 10 as input means for inputting the physical information of the operator used in the present embodiment will be described with reference to FIG. 9, a triangular prism-shaped prism 41 is disposed at a lower position on the inner side thereof.
And a diffusion plate 42 for diffusing irradiation light from the prism 41, an optical path 43 is formed in the lower surface direction of the prism 41, and an operator places a finger on the oblique side of the prism 41. Thereby, diffused light emitted from the LED 34 and transmitted through the diffuser 42 is incident from the bottom surface of the prism 41 to illuminate a fingerprint of a finger disposed on the hypotenuse,
The fingerprint image is formed on the image sensor (CCD) 33 by an objective lens provided on the optical path 43 and is converted into image data.

Based on the operator's fingerprint image converted into digital data by the image sensor (CCD) 33,
To explain the fingerprint collation processing for identifying the operator,
The operator's fingerprint image converted into image data by the image sensor (CCD) 33 as described above is output to the digital signal processor (DSP) 32 and temporarily stored in the work memory 19. At the same time, a feature point in the fingerprint serving as a reference point of the image is extracted by a digital signal processor (DSP) 32.

The fingerprint image of the operator read by the image sensor (CCD) 33 includes a fingerprint image at the time of registration,
Since the image data is slightly different due to deformation due to a difference in angle (rotation) or pressing pressure, correction of the read image data temporarily stored in the work memory 19 based on the extracted characteristic points is performed by the digital signal processor. DS
The corrected data, which is executed by P) 32 and made easy to compare with the registered fingerprint image, is output to the collation processing CPU 36.

Based on the output of the corrected data, the collation processing CPU 36 performs collation with the registered data based on the fingerprint of each registrant registered in the nonvolatile flash memory 31. If there is data based on the fingerprint determined to be coincident, the employee number corresponding to the data is written to the dual port RAM 30 and a write signal is output to the signal line 38,
If there is no fingerprint data determined to be coincident, predetermined data indicating that there is no corresponding person is stored in the dual port RAM.
The data is written to the signal line 30 and a write signal is output to the signal line 38.

Based on the output of the signal line 38, the control microcomputer 29 reads out the recorded contents of the dual port RAM 30 to obtain the employee number if the operator is an unregistered person or a registered person. This means that the operator can be specified by the employee number.

When the identification of these operators is completed and it is verified that they are registrants, the control microcomputer 29
Is recorded in the flash memory 28 in association with the time information output by the real-time clock (RTC) 39 and the employee number in the flash memory 28 to unlock the lock device 26. If not, without releasing the lock of the lock device 26,
An abnormal output is executed to the management computer 7.

By releasing the lock, the operator can slide the slide cover 8 to expose the lock cylinder 5 and insert the possession key into the lock cylinder 5 to perform the unlocking operation. Open the door 4 of the collection safe and take out cash. In this embodiment, when the key is inserted into the lock cylinder 5, the slide cover 8 comes into contact with the inserted key, and
The thickness of the lower housing 11 is such that the lower housing 8 is not completely closed even when biased as described above, and the operator takes out cash from the collection safe 3, closes the opening / closing door 4, and locks the key. When the slide cover 8 is automatically returned to a predetermined position in a closed state by urging in the pulled-out state, the slide cover 8 is again locked by the lock device 26.

When the lock by the lock device 26 is restored, the control microcomputer 29 obtains time information output by the real-time clock (RTC) 39 and stores the time data in the flash memory 2.
In addition to recording the unlock record of the unlock record 8 as the unlock end time, data of the unlock record of the flash memory 28 (employee number, unlock time, unlock end time) is transmitted to the management computer 7.

The transmitted unlock record data is stored and managed in the management computer 7 for each of the cover terminals 7, and the history information of the unlock operation in each of the cover terminals 7 is stored. Can be confirmed on the history information display section 51 of the unlock history screen 50 on the display 2.

The management computer 1 of the present embodiment is
Once a day, at 1:00 a.m., the time information is delivered to each of the cover terminals 7, and the control microcomputer 29 of each of the cover terminals 7 receives the current time of the RTC 39. By adjusting the time, a means for correcting the time is formed, and although not shown in FIG. 4, the management computer 1 also has a fingerprint registration terminal having the same function as the slide cover 8. Is connected, and the fingerprint information of a new registrant can be registered in association with the employee number by selecting and inputting the “registration” selection input section 52 formed at the bottom of the unlock history screen 50. The newly registered data is distributed to the respective cover terminals 7 and stored and registered in the flash memory 31 as described above.

Further, at the lower position of the unlock history screen 50, a time correction selection input unit 53 for inputting the time when the time is corrected is provided. It can be modified.

An operation situation when using the key cover terminal 7 of this embodiment will be described below. The operator inserts a finger (forefinger) into the concave portion 9 of the slide cover 8 as shown in FIG. I do.

The finger placement by the operator is detected by the finger placement sensor 35 and the
Will show a message saying "Verifying" and
As shown in FIG. 6, a fingerprint image is captured by an image sensor (CCD) 33, feature points are extracted and an image is corrected by a DSP 32, and the corrected fingerprint data is temporarily stored in the work memory 19. Is done.

The corrected fingerprint data temporarily stored in the work memory 19 is compared with the fingerprint data of each registrant registered in the flash memory 31 by the comparison processing CPU 36. If there is fingerprint data that has been collated and matched in the collation, the employee number of the registrant who matched as the collation result is stored in the dual port RAM 30.
And a write signal is output to the signal line 38,
If there is no matching registrant as a result of the matching,
Predetermined data indicating "no match" is written to the dual port RAM 30 and a write signal is output to the signal line 38.

Based on the output of the write signal, the control microcomputer 29 reads out the data written in the dual port RAM 30. If the collation result indicates that the corresponding person is present and the employee number is written, The time data at that time is converted to a real-time clock (RTC) 39.
And the time data and the employee number are registered in the flash memory 28 to unlock the lock device 26, change the display on the LCD panel 22 to "recognition OK", and From the lighting of the LED 24b to the lighting of the green LED 24a.

If the data written in the dual port RAM 30 is predetermined data indicating "no corresponding person", the control microcomputer 29 sends the control computer 29 to the management computer 1 through the communication unit 27. While transmitting predetermined data indicating an abnormality, the display on the LCD panel 22 is changed to "recognition NG".

Based on the unlocking of the lock device 26, the operator slides the slide cover 8 to expose the lock cylinder 5 and inserts the key carried on the lock cylinder 5 to perform the unlocking operation. Implement and open the door 4 of the collection safe 3
Open and take out the cash stored inside.

After the cash is taken out, the operator closes the door 4 and removes the key from the lock cylinder 5 so that the slide cover 8 is automatically closed by urging and locked by the lock device 26. Is restored, and the time data at this time is added to the data of the unlocking operation history registered in the flash memory 28 and registered.
The unlocking history information (unlocking operation time, operator's employee number, unlocking end time) is output to the management computer 1 and displayed on the display 2 as an unlocking history as shown in FIG. It has become.

Although not implemented in the present embodiment, if the lock by the lock device 26 is not restored after a predetermined time has elapsed from the unlocking operation time, the control microcomputer 29 sets the management computer 1 , An abnormal signal may be output.

Although the embodiments of the present invention have been described in the above embodiments with reference to the drawings, the present invention is not limited to these embodiments, and changes and additions may be made without departing from the gist of the present invention. Needless to say, the present invention is included in the present invention.

In the above embodiment, the fingerprint is used as the physical information of the operator. However, the present invention is not limited to this, and the physical information is implemented by the form of the retina or the shape of the face. The physical information may be appropriately selected.

In the present invention, the physical information also includes a voiceprint of a voice uttered by the body, and the operator confirmation means may be implemented by collation using these voiceprints.

Further, in the above-described embodiment, the recovery safe at the game arcade has been described as an example. However, it is needless to say that the present invention is not limited to this and can be applied to other doors having locks. .

Further, in the above-described embodiment, the key cover terminal 7 is fixed to the opening / closing door 4 with bolts or the like. However, the present invention is not limited to this. If the terminal 7 can be attached with a strength that cannot be easily removed, the terminal 7 may be attached with, for example, an adhesive or an adhesive.

In the above embodiment, the key cover terminal 7
Although the opening / closing mechanism is formed by a slide, the present invention is not limited to this. The opening / closing mechanism may be a normal door that is rotatably supported at one end. Optional.

Although not implemented in the above embodiment,
The unlock history information collected by the management computer 1 is transferred to, for example, a host computer installed in a head office or the like, so that the unlock history information of a plurality of stores can be grasped and managed by a head office of the host computer. You may do it.

[0051]

The present invention has the following effects.

(A) According to the first aspect of the present invention, the lock assisting device of the present invention can be mounted by a simple mounting operation so that the lock is covered by the housing without replacing the lock itself as in the prior art. Since the key can only be unlocked and the key can not be unlocked unless the lock is released, the person who unlocked the key can be managed so as to be the registrant.

(B) According to the invention of claim 2, by using a fingerprint which is an individual pattern for each individual as the physical information,
It is possible to confirm the operator with higher accuracy.

(C) According to the third aspect of the invention, it is possible to confirm when the key release operation is performed and what the collation result is.

(D) According to the invention of claim 4, since it becomes possible to know which registration operator performed the key release operation and at what time, for example, the illegality of the cash in the above-mentioned storage room can be confirmed. Extraction or the like can be prevented beforehand.

(E) According to the invention of claim 5, the management of the key release operation in the plurality of locking auxiliary terminals is grasped at a centrally distant place without sequentially going to the installation location of each locking auxiliary terminal. , Can be managed.

(F) According to the invention of claim 6, the time of each lock assisting device can be adjusted without going to each lock assisting device, which is convenient.

[Brief description of the drawings]

FIG. 1 is an external perspective view showing a mounting state in which a key cover terminal constituting a locking assistance device according to an embodiment of the present invention is mounted on a collection safe provided at an end of a game island.

FIG. 2 is a cross-sectional view when the key cover terminal constituting the lock assisting device according to the embodiment of the present invention is attached to a collection safe provided at the end of a game island.

FIG. 3 is a block diagram illustrating a configuration of a cover terminal that constitutes the locking assistance device according to the embodiment of the present invention.

FIG. 4 is a system diagram showing a main configuration of a lock assisting device according to the embodiment of the present invention.

FIG. 5 is a schematic cross-sectional view showing a configuration of a fingerprint reading unit used in a key cover terminal according to the embodiment of the present invention.

FIG. 6 is a flowchart showing a collation processing operation in the fingerprint collation board according to the embodiment of the present invention.

FIG. 7 is a diagram showing a display state of an unlocking operation history in a management computer constituting the locking assisting device of the embodiment.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Management computer 2 Display device (display) 3 Collection safe 4 Opening / closing door 5 Lock cylinder 5 'Bolt hole 6 Connection cable 7 Key cover terminal 8 Slide cover 9 Recess 10 Fingerprint reading unit 11 Lower housing 12 Slide rail 13 Opening 14 Mounting bolt hole 15 Fixing bolt 16 Closed space 18 Board storage unit 19 Work memory 20 Control board 21 Matching processing board 22 LCD panel 23 LCD driver 24a Green LED 24b Red LED 25 Driver 26 Lock device 27 Communication unit 28 Flash memory 29 Control Microcomputer 30 Dual Port RAM 31 Flash Memory 32 Digital Signal Processor (DSP) 33 Image Sensor (CCD) 35 Finger Position Sensor 36 Collation Processing CPU 37 Signal Line 38 Signal Line 39 Real-time clock (RTC) 40 objective lens 41 prism 42 diffuser 43 light path 50 unlock history display screen 51 history information display unit 52 registering the selection input unit 53 a time correction selection input unit

Claims (6)

[Claims] 1. A casing capable of forming a closed space in an upper space of a lock so that at least an unlocking operation cannot be performed, an opening / closing section that exposes the lock to be operable when released, and a predetermined operator in advance. Storage means capable of registering the physical information of the user, input means for inputting the physical information of the operator, matching means for comparing the input physical information with the physical information of the predetermined operator registered in the storage means, Locking means that disables the opening and closing of the opening and closing unit in a normal state, and enables the opening and closing of the opening and closing unit only when it is determined that the matching result of the matching unit matches the physical information of the predetermined operator. A lock assisting device comprising: 2. The lock assisting device according to claim 1, wherein the physical information is a fingerprint of an operator. 3. The lock assisting device according to claim 1, wherein a collation history of the collation unit is recorded in the storage unit. 4. The lock assisting device according to claim 3, wherein information of the registered operator who has been matched by the matching of the matching means is registered in the storage means as a matching history. 5. The housing, input means, collating means,
A lock means, and a plurality of locking auxiliary terminals comprising at least a locking computer, a management computer connected to the locking auxiliary terminal for data communication, and capable of collecting, storing and managing the data of the collation history in each locking auxiliary terminal. The lock assisting device according to claim 4 or 5, which is configured. 6. The lock assisting device according to claim 5, wherein the management computer is capable of correcting the date and time at each connected lock assisting terminal to a regular time.