JP2003256905A - Antitheft device for automatic adjustment machine - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a highly reliable antitheft device prepared for an automatic charge adjustment machine, simplified at its constitution as compared with a conventional device, allowed to be easily installed and utilized at a comparatively low cost, having solid structure and capable of extending time required for a burglar to steal cash or cards to gain time required up to the arrival of a guard or the like. <P>SOLUTION: A lock hook receiver 14' is formed on an open/close door 1A formed in an adjustment machine body 1, a key control room of minimum space is formed on the side face of the body 1 and a lock hook member 12 is prepared so as to be engaged with the lock hook receiver 14' by the locking operation of a main key 10 formed on the side part of the operation room 7. <P>COPYRIGHT: (C)2003,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention is used in the technical field of an automatic fare adjustment machine (charge automatic fare adjustment machine) having a function of automatically adjusting various charges and the like. The present invention relates to an anti-theft device suitable for use in an automatic checkout machine.

[0002]

2. Description of the Related Art In an unmanned management type parking lot that automatically manages entry and exit of vehicles, the calculation and collection of parking fees and the payment of change are described in, for example, FIG. 2 of JP-A-4-268891. The automatic fare adjustment machine having the structure shown in FIG. 3 is used to automatically make the payment, and when the parking charge has been settled, the delivery gate is opened to allow the vehicle to be delivered.

In such an unmanned management type parking lot, the cash paid to the automatic fare adjustment machine as a parking charge, the cash for change, or the cards are kept until the manager or the like collects them. They are stored in the safes, etc. in addition, and in addition, since there is no manager at the parking lot, cash and card thefts may occur at night. I was very unwary.

Therefore, conventionally, the lock of the opening / closing door of the settlement machine has a sturdy structure that is not easily broken, or the number of locks of the opening / closing door is increased to make it difficult to open. Various anti-theft measures were taken that were configured to ring.

However, even if the locks for the opening / closing doors are made to be strong or the number of locks is increased, it is possible to easily break them by using more powerful tools and open the opening / closing door without difficulty. Even if the buzzer sounds, cash and the like can be easily withdrawn before the arrival of security guards and managers, so none of the measures could completely prevent theft.

On the other hand, the anti-theft devices for automatic charge settlement machines described in JP-A-7-220135 and JP-A-7-272094 all solve the above-mentioned problems of the prior art. According to the device developed by the applicant of the present invention and described in the former publication, a pole that protects the opening and closing door of the settlement machine, and an alarm device that issues an alarm when the pole is illegally removed. Theft can be prevented in advance by the device, and according to the device described in the latter publication, the opening / closing door of the settlement machine is surrounded by an opening / closing protective frame, and when the protective frame is pryed open, An alarm is issued by the ticket issuing machine to prevent theft from happening.

[0007]

According to each of the above-mentioned anti-theft devices, in order to steal cash and cards by breaking the key of the opening / closing door of the settlement machine, first, the pole or the protective frame which is an obstacle must be removed. In addition, when these obstacles are removed, an alarm sounds and the alarm staff etc. can make a noise, so it is possible to exert an excellent crime prevention effect, however If the arrival of the guards is delayed due to a remote location, there is a problem that theft cannot be protected despite the fact that the warning device is operating.In addition, the latter device has a complicated structure and is installed. There was also a problem that the cost was high and could not be implemented easily.

Therefore, the technical problem of the present invention is to provide an anti-theft device which has a simple structure, can be easily installed and can be implemented at a relatively low cost, and has a solid structure and high reliability. In addition to being able to do so, the criminals have taken the time to steal cash and cards as long as possible to prevent the security guards from getting rid of them. It is to provide a device.

[0009]

(1) In order to solve the above technical problems, the present invention has a function to settle various charges as described in claim 1 and has a floor as a whole. An automatic settlement machine constructed in a substantially box shape that can be installed on a surface or a road surface, and configured to open and close a door provided on the front or side of the main body for taking cash in and out of the inside, A lock hook receiver is provided on the inside of the opening / closing door, and a key operation chamber of at least the minimum space enabling the operation of the key is provided on one side surface of the main body adjacent to the surface on which the opening / closing door is attached, and Of the inner surface of the operation room, a main key is provided on the inner surface of the side facing the opening / closing door,
The inside of the main key is provided with a locking hook member that is rotated by a locking operation of the main key to engage with the locking hook receiver of the opening / closing door.

(2) According to the present invention, as described in claim 2, a subkey is provided on the side surface of the main body in which the key operation chamber is recessed, and an inner portion of the subkey is rotated by a locking operation of the subkey. Then, a lock member for locking the locking hook member of the main key in the locked state at the locking position is provided.

(3) Next, in the present invention, as described in claim 3, when the main key is locked on one side of the locking hook member of the main key, the locking hook receiver of the opening / closing door is received. The locking hook is provided with a main hook to be engaged, an engagement hook to be engaged with a locking portion on the main body side, and a lock protrusion whose unlocking rotation is restrained by a locking member of the sub-key that has been locked. The other side of the member is provided with an engagement plate that locks the opening of the open / close door by engaging the lock holes of the lock plates provided on the main body side and the open / close door side according to the locking operation of the main key. ing.

(4) Next, in the present invention, as described in claim 4, it has a function to settle various charges and the like, and the whole is formed into a substantially box shape which can be installed on the floor surface or the road surface. An automatic checkout machine constructed so that cash can be taken in and out of the main body at least by opening and closing each opening / closing door provided on the front surface and one side surface, and a locking hook receiver is provided inside the front opening / closing door. On the other hand, the side opening / closing door is provided with at least a key operation chamber having a minimum space that enables key operation, and the main key is provided on the inner side surface of the side surface facing the front opening / closing door among the inner side surfaces of the key operation chamber. A lock hook member is provided on the inner side of the main key, which is rotated by the lock operation of the main key to engage the integrally provided main hook with the lock hook receiver of the front opening / closing door. One of the locking hook members The side part is provided with an engagement plate that locks the opening of the front opening / closing door by engaging the lock holes of the lock plates provided on the main body side and the front opening / closing door when locking the main key. A locking hook that engages with the edge of the lock hole of the main body side locking plate and locks the opening of the side opening / closing door is provided so as to project when the main key is locked.

(5) Next, in the present invention, as described in claim 5, a subkey is provided on the side opening / closing door, and an inner portion of the subkey is rotated by a locking operation of the subkey to be locked. The locking hook member of the main key is locked at the locking position, and the locking member is provided to lock the opening of the side opening / closing door by engaging the engaging hook with the sub key hook receiver on the main body side.

(6) Next, in the present invention, as described in claim 6, when the sub-key is operated to lock, the entire lock member for locking the locking hook of the main key is rotated to move the lock portion. The locking hook member is positioned on the rotation path to prevent the unlocking rotation of the locking hook member,
When the sub-key is unlocked, it is moved to retract the lock portion from the pivoting passage of the locking hook member, so that the locking hook member can be unlocked and pivoted.

(7) Further, in the present invention, as described in claim 7, when the main key is locked on the other side portion of the locking hook member, the engaging portion of the side opening / closing door is engaged. A locking arm for locking the opening of the front opening / closing door, and a locking protrusion for preventing the unlocking rotation by the locking member of the sub key that has been locked are provided.

According to the means of claim 1 described in the above (1), since the opening / closing door of the automatic settlement machine engages the locking hook member of the main key with the locking hook receiver, this can be easily carried out. It is difficult to open, and in addition, the main key is installed in the key operation room of the minimum space recessed in the side surface of the main body, and also on the inner surface of the side part, so use the tools such as a drill to open the main key. It is not possible to break it, and as a result, although it has a relatively simple structure, it can make the time to break and open the opening and closing door as long as possible to gain time for security guards to rush, It makes it possible to increase the mental burden on the criminal and demoralize the crime and the crime.

According to the second aspect of the invention described in (2) above, the lock member of the sub-key locks the rotation of the locking hook member of the main key, so that the opening / closing door is opened only by breaking the main key. The door cannot be opened unless the subkey is also broken together with it, so the time it takes to open the door by breaking the door can be made even longer, and the time and effort required to open the door become more complicated to prevent crime. Allows you to further enhance the effect.

According to the third aspect of the invention described in (3) above, the locking hook member that is locked and operated by the main key includes the main hook that engages with the locking hook receiver of the opening / closing door and the main body side. Since the engagement hooks that engage with the locking parts and the engagement plates that engage with the lock holes of the main body and the opening / closing door are provided, and the opening / closing of the opening / closing door is locked multiple times, the locked state of the opening / closing door can be improved. It can be firmly held to further enhance the crime prevention effect of the settlement machine.

According to the means of claim 4 described in the above (4), the opening and closing doors are provided on the front and side surfaces of the automatic settlement machine, so that cash and the like can be put into and taken out of the inside of the automatic settlement machine, and maintenance can be performed more easily. In addition to being able to perform it, the main key is installed in the key operation room in the minimum space, so that the main key is protected from being destroyed by tools such as a drill. The member is provided with a main hook and an engaging plate for locking the opening of the front opening / closing door, and a locking hook for locking the opening of the side opening / closing door by engaging the edge of the lock hole on the engaging plate. It is possible to lock and unlock the front and side doors at the same time by locking and unlocking one main key, and to easily open and close and lock each door. Possible to be.

According to the means of claim 5 described in the above (5), even when the main key is unlocked, the locking hook member is locked unless the sub key is unlocked and the lock member is rotated. Even if the main key is destroyed, the sub key is also destroyed and the lock member is rotated, and the engagement hooks are not disengaged, and the front and side doors and the side doors are opened. It is not possible to do so, and it becomes possible to further increase the crime prevention effect of the settlement machine by further complicating the trouble of opening the opening / closing doors.

According to the means of claim 6 described in the above (6), the lock member of the rotary plate structure is switched and rotated by the locking operation and the unlocking operation of the sub key, and the locking hook member of the main key is locked. It can be locked in the locked state and can be unlocked and rotated by the locking hook member.Each open / close door can be opened by breaking only one of the main key and the sub key. Instead, it allows you to open each door only by breaking both the main and sub keys.

According to the seventh aspect of the invention described in (7) above, the front opening / closing door is engaged with the main hook with respect to the locking hook receiver, and the engagement arm is engaged with the engaging portion of the side opening / closing door. By engaging with the lock hole by the locking plate, the lock can be triple-locked, which makes it more difficult to illegally open the front opening / closing door and further enhances the crime prevention effect of the settlement machine. .

[0023]

BEST MODE FOR CARRYING OUT THE INVENTION A first anti-theft device for an automatic checkout machine according to the present invention as set forth in claims 1, 2, 3, and 6 below.
An embodiment of the invention will be described with reference to the drawings. (A) of FIG. 1 is a front view of an automatic settlement machine in which an anti-theft device of the present invention is implemented, (b) is a side view thereof, and FIG. 2 is a plan view thereof. Therefore, the settlement machine body (machine body) generally designated by the reference numeral 1 is formed in a substantially box shape so that it can be installed on the floor or the road surface, and a hinge portion 1X is provided on the front surface to open and close the door. 1A is attached to be openable and closable. The opening / closing door 1A includes a display unit 2 including an indicator for charges, a parking card, and an entrance for charges (all are not shown), various operation buttons 3,
4 and an issuing port 5 for change and receipt etc. are provided, and the main body 1 is provided with a publicly known automatic settlement function for automatically paying the parking fee and other fees (admission fee etc.). ing.

Reference numeral 6 denotes a sub-key provided on the side plate 1B of the main body 1, and 7 denotes a key operation chamber recessed in the side plate 1B. The key operation chamber 7 has a rectangular shape so that the key can be operated by inserting a hand. Built in the smallest space, it is impossible to break the main key described below by inserting tools such as a drill.

FIG. 4 is an enlarged plan sectional view showing an essential part of the first embodiment including the key operation chamber 7, and FIG. 5 is a front view thereof. A small box-shaped structure is formed by an entrance 7A that is opened to a size that allows insertion of a hand, a front plate 7B at the end facing the entrance 7A, left and right side plates 7D and 7C, and a top plate and a bottom plate (not shown). And one side plate 7D facing the opening / closing door 1A.
In addition, the main key 10 opens and closes the main body 10A of the key 1A.
It is attached in a state of facing the side, that is, in a state of being along the inside of the side plate 1B.

The main key 10 is opened and closed by a first key KM, and a locking hook member 12 is screwed by a screw 11 at the tip of the key body 10A which is opened and closed by the key KM. It is fixed. The main key 10 is provided on one side of the locking hook member 12 as a first key.
When the lock 11 is rotated around the screw 11 by the key KM, the lock hook receiver 14 'having a substantially L-shaped cross section provided inside the opening / closing door 1A is bent and formed into a substantially L-shaped cross section. A main hook 12C, an engaging hook 12D having a substantially L-shaped cross section that engages with a locking portion 17 having a substantially L-shaped cross section provided at the entrance of the main body 1, and a locking hook by a lock member of the sub key 6 described later. A lock protrusion 12B is provided to prevent the unlocking rotation of the member 12 itself.

On the other side of the locking hook member 12, there is provided a first lock plate 13 projecting toward the opening / closing door 1A on the main body 1 side (specifically, the outer side surface of the key operation chamber 7). Locking the lock hole 13S and the second lock plate 14T provided so as to project toward the inside of the main body 1 inside the opening / closing door 1A in a state of being brought close to the first lock plate 13. An engagement plate 12A that engages with the hole 14S is provided.
Reference numeral 14 is a lock frame attached to the inside of the opening / closing door 1A, and the second lock plate 14T is the frame 1.
It is connected to 4.

Similarly, in FIGS. 4 and 5, 6A is a main body 1
The key body of the sub-key 6 that protrudes inward, KS is a second key that is inserted into the sub-key 6 to open and close the key body 6A. The key body 6A has a screw 16 at the tip thereof. The lock member 15 is fixed.

FIG. 8 illustrates the structure of the lock member 15. (a) is a plan view when the lock member 15 is rotated to a locked state, (b) is a front view thereof, and (c) is an unlocked state. In the plan view in the case of turning, (d) shows a front view thereof, and in these drawings, 15A is a first reinforcing wing piece having a wide width, and 15B is a first wing piece 15A. The second reinforcing blade having a narrow width, which is provided symmetrically with respect to the second blade, 15C is the screw 16
The mounting hole 15 'is a lock portion for receiving the locking projection 12B of the locking hook member 12 to prevent the unlocking rotation of the locking hook member 12, and is a sub key using the second key KS. When the lock 6 is rotated as shown in FIGS. 4 and 5, the lock portion 15 'is positioned on the rotation passage of the lock projection 12B as shown in (a) and (b) above, and the lock hook When the sub-key 6 is unlocked by using the second key KS as shown in FIGS. 6 and 7, the unlocking rotation of the member 12 is suppressed, and the sub-key 6 is locked as shown in (c) and (d) above. The part 15 'is retracted and rotated from the rotation path of the lock projection 12B to make the locking hook member 12 unlockable and rotatable.

In FIG. 6, when the sub key 6 is unlocked by using the second key KS, the lock member 15 is rotated to the unlocked position as shown in FIGS. 6 and 8C and 8D. After that, by unlocking the main key 10 using the first key KM, the locking hook member 12 is pivoted in the counterclockwise direction in FIG. 7 to pivot to the unlocked position. When the unlocking operation is performed in this manner, all the locks of the locking hook members 12 by the engagement plates 12A, the main hooks 12C, and the engagement hooks 12D are released, as shown in FIG. The open / close door 1A can be freely opened to collect various charges stored in an internal safe (not shown), to take cash in and out such as replenishment of change, maintenance, etc. You can do it freely from.

In the embodiments shown in FIGS. 1, 2, 4, and 6, an opening / closing door 1A is provided on the front surface of the main body 1, and the opening / closing door 1A is locked or unlocked. Although shown, the opening / closing door 1A may be provided on the side surface portion of the main body 1 corresponding to the side plate 1B, and its selection is arbitrary. When the side plate 1B is the opening / closing door 1A, the key operation chamber 7 in the minimum space is provided at the back plate of the main body 1.

Next, the form of the second embodiment of the anti-theft device for an automatic settlement machine according to the present invention described in claims 4, 5, 6 and 7 will be explained with reference to the drawings. FIG. 3 is a plan view thereof. On the front surface and one side surface of the main body 1, hinge portions 1X and 1X are provided, respectively.
Opening and closing doors 1A and 1H are provided to be openable and closable by using Y, and the opening and closing door 1H on the side surface is described in the first embodiment as shown in FIG. 9 and FIG. A key operation room 7 having the same structure as the one and a sub key 6 are provided.
The configuration of the key operation room 7 and the main key 10,
Since the configurations of the sub key 6 and the lock member 15 are almost the same as those described in the first embodiment described in FIGS. 4 to 8, the same members are designated by the same reference numerals and the description thereof is omitted. 9 and 10, a unique structure (specifically, a structure related to the locking hook member 12) existing only in the second embodiment will be described.

In FIGS. 3 and 9, 1Z is a column on the main body 1 side provided between the front and side opening / closing doors 1A and 1H, and 21 is the lock attached to the main body 10A of the main key 10. With the main hook provided on the hook member 12,
Reference numeral 20 denotes a locking hook receiver provided inside the front opening / closing door 1A so as to engage with the main hook 21 when locking, 20A
Reference numerals 21A indicate engaging edges provided on the hook receiver 20 and the main hook 21, respectively.

Further, 12Y is a locking arm provided on one side of the locking hook member 12, and this locking arm 12Y is an angle-shaped arm provided inside the tip of the side opening / closing door 1H when the main key 10 is locked. It is structured so as to engage with the engaging portion 23. Further, on the other side of the locking hook member 12,
Lock holes 13S, 14S of the lock plates 13, 14T
Is provided with an engaging plate 12A, and the upper edge of the engaging plate 12A engages with the upper edge of the lock hole 13S of the lock plate 13 when the main key 10 is locked, so that the side opening / closing door. A locking hook 12T that stops the opening of 1H is provided.

Further, 15X is an engaging hook projecting from one side of the lock member 15, and the sub-key 6 is operated to lock so that the lock portion 15 'of the lock member 15 is locked to the lock projection piece of the lock hook member 12. When the lock 12B is set on the rotating passage, the engaging hook 15X engages with the L-shaped sub-key hook receiver 22 provided on the main body 1 side (specifically, the column 1Z) to open and close the side surface. It is designed to prevent the opening of the door 1H. The lock member 15 used in the second embodiment is different in structure from the lock member 15 used in the first embodiment in that the engagement hook 15X is provided, but other structures are It is the same as that used in the first embodiment.

Therefore, according to the second embodiment described above, the front opening / closing door 1A is engaged with the main hook 21 and the locking hook receiver 20 and the locking arm in the locked state of the main key 10 and the sub key 6. 12Y and the engaging portion 23 are engaged with each other, and the engaging plate 12A is engaged with the lock holes 13S and 14S, whereby the side opening / closing door 1H is engaged with the engaging hook 12T with respect to the upper edge of the lock hole 13S. In this case, the engagement hook 15X and the sub key hook receiver 22 are engaged with each other so that they are also locked in multiple layers.

In order to open the above-mentioned doors 1A and 1H, first, the sub-key 6 is unlocked with the second key KS and the lock member 15 is rotated, whereby the engaging hook 15X and the sub-key hook are released. The receiver 22 is disengaged, and the lock portion 15 '
Is retracted and rotated from the rotation path of the lock projection 12B, so that the unlocking operation of the main key 10 by the first key KM can be performed. Therefore, based on the unlocking rotation of the locking hook member 12 in the counterclockwise direction in FIG.
The engagement hook 12T is disengaged from the edge of 3S and the engagement plate 12A is disengaged from the lock holes 13S and 14S, and the locking hook member 20 is provided by the main hook 21.
And the engagement hook 12Y and the engagement portion 23 are disengaged, and the front opening / closing door 1A and the side opening / closing door 1H can be opened.

In the first and second embodiments, when the main key 10 and the sub key 6 are illegally destroyed or the front opening / closing door 1A and the side opening / closing door 1H are opened without permission, By installing an alarm that emits an alarm,
Of course, theft can be more reliably prevented.

[0039]

As described above, according to the anti-theft device for an automatic settlement machine of the present invention, the opening / closing door has a multiple lock structure with the sub key and the main key, and both the main key and the sub key are provided. The door cannot be opened unless it is broken, and the main key is installed in the key operation room in the smallest space where tools such as a drill cannot be used. This is a deterrent effect that gives up the stealing of cash, and it also allows the security staff and the police to make time before they arrive, which is a simple structure and easy to implement. For example, it can be used in an unmanned management type parking lot, an automatic ticket issuing machine or a vending machine in various other facilities, and can exhibit an excellent crime prevention effect.

[Brief description of drawings]

FIG. 1A is a front view of an automatic settlement machine equipped with an anti-theft device for an automatic settlement machine according to a first embodiment of the present invention.
Is a side view thereof.

FIG. 2 is a plan view of the first embodiment of the present invention.

FIG. 3 is a plan view of a second embodiment of the present invention.

FIG. 4 is a plan sectional view showing an enlarged main part of the first embodiment.

FIG. 5 is a front view showing an enlarged main part of the first embodiment.

FIG. 6 is an enlarged plan sectional view for explaining a state when the first embodiment is unlocked.

FIG. 7 is an enlarged front view illustrating the unlocked state of the first embodiment.

8A and 8B are views for explaining the structure of the lock member used in the present invention, in which FIG. 8A is a plan view at the time of locking, and FIG.
(C) is a plan view when unlocked, and (D) is a front view thereof.

FIG. 9 is a plan sectional view showing an enlarged main part of a second embodiment of the present invention.

FIG. 10 is a front sectional view showing an enlarged main part of the same second embodiment.

[Explanation of symbols]

1 payment machine body 1A Front door 1B side plate 1H Side opening / closing door 6 subkey KS second key 7 Key operation room 10 Main key KM first key 12 Locking hook member 12A engagement plate 12B lock protrusion 12C main hook 12D engagement hook 12T locking hook 13,14T lock plate 13S, 14S lock hole 14 'Locking hook receiver 15 Lock member 15 'Lock part 15X engagement hook 17 Locking part 20 Locking hook receiver 21 Main hook 22 Sub key hook receiver 23 Engagement part

   ─────────────────────────────────────────────────── ─── Continued front page    (72) Inventor Takeshi Tomita             275 Soyado-cho, Kohoku-ku, Yokohama-shi, Kanagawa             Amano Co., Ltd. F-term (reference) 3E040 BA12 FL01 FL04                 3E044 AA11 FB04

Claims (7)

[Claims] 1. A box-like structure that has a function to settle various charges and can be installed on a floor surface or a road surface, and allows cash to be taken in and out from the front or side of the main body. An automatic settlement machine configured to open the open / close door provided in the above, wherein a lock hook receiver is provided inside the open / close door, and at least one key is provided on one side of the main body adjacent to the surface on which the open / close door is attached. The key operation chamber of the minimum space that enables the operation of the key operation chamber is recessed, and the main key is provided on the inner side surface of the side of the key operation chamber facing the opening / closing door, and the inner side of the main key is Is an anti-theft device for an automatic settlement machine, which is provided with a locking hook member which is rotated by a locking operation of a main key to be engaged with a locking hook receiver of the opening / closing door. 2. A sub key is provided on the side surface of the main body where the key operation chamber is recessed, and an inner portion of the sub key is rotated by a locking operation of the sub key to lock a locking hook member of the main key in a locked state. The antitheft device for an automatic checkout machine according to claim 1, further comprising a lock member for locking the position. 3. A main hook that engages with a locking hook receiver of the opening / closing door when one side of the locking hook member of the main key is locked and a main hook engages with a locking portion of the main body. An engaging hook and a locking projection for preventing the unlocking rotation from being locked by the locking member of the sub-key that has been locked, and the other side portion of the locking hook member,
3. An engagement plate for locking the opening of the opening / closing door by engaging with a lock hole of each lock plate provided on the main body side and the opening / closing door side according to the locking operation of the main key. Anti-theft device for the described automatic checkout machine. 4. The system is provided with a function to settle various charges and the like, and is made into a substantially box shape that can be installed on a floor or a road surface, and cash can be put into and taken out from at least the front of the main body. An automatic settlement machine configured to open each opening / closing door provided on a side surface, wherein a lock hook receiver is provided inside the front opening / closing door,
At least a key operation chamber having a minimum space that allows key operation is provided in the side opening / closing door, and a main key is provided on an inner side surface of a side portion of the inner side surface of the key operation chamber facing the front opening / closing door. At the same time, the inside of the main key is provided with a locking hook member that rotates by the locking operation of the main key to engage the integrally provided main hook with the locking hook receiver of the front opening / closing door. One side of the member is provided with an engagement plate that locks the opening of the front opening / closing door by engaging with the lock holes of the lock plates provided on the main body side and the front opening / closing door when the main key is locked. For the automatic payment machine, the plywood is provided with a locking hook that engages with the edge of the lock hole of the main body locking plate when the main key is locked and locks the opening of the side opening / closing door. Anti-theft device. 5. A subkey is provided on the side opening / closing door, and an inner portion of the subkey is rotated by a locking operation of the subkey to lock the locking hook member of the locked main key at a locking position, The anti-theft device for an automatic settlement machine according to claim 4, further comprising: a lock member that locks the opening of the side opening / closing door by engaging the engaging hook with the sub key hook receiver on the main body side. 6. The locking hook for locking the locking hook of the main key, when the sub-key is operated to lock, the locking member is rotated to position a portion of the lock portion on the rotation passage of the locking hook member, and the locking hook is locked. While the unlocking rotation of the member is suppressed, when the subkey is unlocked, the subkey moves to retract the lock portion from the rotation path of the locking hook member,
The antitheft device for an automatic settlement machine according to claim 2 or 5, wherein the locking hook member has a rotating plate structure that enables unlocking rotation. 7. A locking arm for locking the opening of the front opening / closing door by engaging with an engaging portion of the side opening / closing door when the main key is locked on the other side of the locking hook member. 7. The anti-theft device for an automatic settlement machine according to claim 4, 5 or 6, further comprising: a lock protrusion that is prevented from being unlocked by an operated lock member of the sub key.