JP3778439B2 - Opening prevention device for vending machines - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a vending machine opening preventer for preventing theft.
[0002]
[Prior art]
Conventionally, as one form of the vending machine, there is a vending machine body having a front opening and an opening / closing door body for opening / closing the front opening of the vending machine body, and the opening / closing door body has one side edge portion. Is pivotally supported on the side edge portion of the vending machine body, and a locking portion is provided on the other side edge portion, and the locking portion is connected to a locked portion provided on the other side portion of the vending machine body to enable locking. .
[0003]
The locking unit is designed to be unlocked only by a dedicated key.
[0004]
[Problems to be solved by the invention]
However, in the vending machine described above, the locking part cannot be unlocked without a dedicated key. However, by selling the door part by breaking the pivot part of the door and opening the door part from the pivot part side. There has been a theft of stealing money inside the aircraft.
[0005]
[Means for Solving the Problems]
Therefore, in the present invention, the vending machine is attached to a vending machine having a vending machine main body and an opening / closing door body attached to the vending machine main body through a pivotal support so as to prevent the opening / closing door body from being opened. Opening prevention device for machines, comprising a locked part attached to one side wall of the vending machine body and a locking part attached to the other side wall of the vending machine body, and the locked part can be locked and unlocked freely. To the front and left and right sides of the open / close door body, and the locked portion is a base end portion on the side wall of the vending machine main body and the side wall to which the open / close door body is attached via a pivotal support portion. Pivoted around the axis in the front-rear direction and slidable back and forth , and slid forward, with the middle part horizontally mounted at the front position of the open / close door body and the middle part position change between a non-use position hanging down substantially vertically at the outer side position of the door body freely and Do strike co In the non-use position, it is slid rearward form the housed state to the side of the door body, a vending machine for opening prevention tool door body is opened, characterized in that so as not to interfere with It is to provide.
[0006]
The present invention is also characterized by the following configuration.
[0007]
(1) The locked part is configured such that a midway part disposed in front of the opening / closing door body can be expanded and contracted in the left-right width direction.
[0008]
(2) A middle part of the locked part is provided with a contracted state holding body for holding the contracted state, and the middle part is held in the contracted state by the contracted state holding body so as to change the position to the non-use position. What you did.
[0009]
DETAILED DESCRIPTION OF THE INVENTION
Embodiments of the present invention will be described below.
[0010]
That is, the opening prevention device for a vending machine according to the present invention is attached to a vending machine including a vending machine body and an opening / closing door body attached to the vending machine body so as to be openable and closable. It is to prevent.
[0011]
Thus, even if the pivoting portion of the opening / closing door body is broken, the opening / closing door body cannot be opened by the opening / closing prevention tool for the vending machine.
[0012]
Therefore, it is not possible to steal money in the vending machine body, and it is possible to prevent theft cases.
[0013]
And this opening prevention tool for vending machines comprises a locking part attached to one side wall of the vending machine main body, and a locking part attached to the other side wall of the vending machine main body, and the locking part is locked to the locking part. It can be unlocked so that the front and left and right sides of the door can be enclosed, and either the locked part or the locked part has a base end in the front-rear direction on the side wall of the vending machine body. It is pivotally supported around the axis, and the middle part is suspended horizontally at the front position of the door body and the middle part is suspended substantially vertically at the outer position of the door body. The position can be freely changed between unused positions.
[0014]
In this way, when the vending machine manager opens the door of the vending machine, the locking part of the vending machine opening preventer is unlocked, and the locking part and the locked part are locked. The middle part of either the locked part or the locked part, i.e., the middle part in the use position that is horizontally mounted horizontally, at the outer side position of the opening / closing door body. By changing the position to a non-use position that hangs substantially vertically, the opening / closing door body can be opened easily.
[0015]
Accordingly, the manager of the vending machine can smoothly perform the work of collecting money stored in the vending machine main body with the opening and closing door opened, and storing the product in the vending machine main body.
[0016]
In addition, either one of the locking portion and the locked portion is configured such that a midway portion disposed in front of the opening / closing door body is extendable in the left-right width direction.
[0017]
In this way, even when the width of the vending machine varies depending on the manufacturer, it is possible to equip all vending machines by adjusting the middle part of the vending machine opening preventer appropriately. ing.
[0018]
Furthermore, a contracted state holding body for holding the contracted state is provided in the middle part of either the locked part or the locked part, and the intermediate part is held in the contracted state by the contracted state holding body. The position is changed to the unused position.
[0019]
In this way, when the middle part of the vending machine opening preventer is repositioned to the non-use position, the middle part can be temporarily held in the contracted state by the contracted state holding body. It is possible to prevent the occurrence of a problem that the tip end part is damaged due to interference with the ground or the like at the suspended unused position.
[0020]
【Example】
Embodiments of the present invention will be described below with reference to the drawings.
[0021]
[First embodiment]
A shown in FIGS. 1 and 2 is a vending machine opening preventer as a first embodiment according to the present invention. The vending machine opening preventer A includes a vending machine body 1 and the vending machine. The door 1 is attached to a vending machine B having an opening / closing door 2 attached to the main body 1 via a pivotal support 3 so as to be freely opened and closed, thereby preventing the opening / closing door 2 from being opened.
[0022]
Moreover, the opening prevention tool A for the vending machine covers the opening / closing key hole 4 provided in the opening / closing door body 2 from the front so that a key, a tool, or the like cannot be inserted into the opening / closing key hole 4. From the point of view, the opening / closing door body 2 is prevented from being opened.
[0023]
As shown in FIGS. 3 and 4, the opening preventer A for the vending machine has a lock portion 10 attached to the right side wall 1 a of the vending machine body 1 and a base end portion on the left side wall 1 b of the vending machine body 1. At the same time, a locking part 11 is provided in which a midway part is arranged in front of the opening / closing door body 2 and the tip part of the locked part 10 is connected to be freely locked and unlocked.
[0024]
The locked portion 10 is a rod-like locked portion in which a cylindrical support 12 is fixed to the right side wall 1a of the vending machine main body 1 with an axis line in the front-rear direction and extends in the front-rear direction. The main body 13 is slidably inserted back and forth. 14 is a front / rear sliding operation piece, and 27 is a stopper piece.
[0025]
In addition, the locking part 11 is a rod-like support arm that is fixed to the left side wall 1b of the vending machine body 1 with a cylindrical pivot 15 having an axis line in the front-rear direction and extends in the front-rear direction. The midway part 16a is pivotally supported around the axis in the front-rear direction and is slidable back and forth. The left end is attached, and the lock portion main body 18 is attached to the right end of the stretchable body 17. 16c is a stopper piece.
[0026]
Here, the middle part 16a of the support arm 16 pivotally supports the left side wall 1b of the vending machine main body 1 via the pivotal support body 15 so as to be rotatable around the axis in the front-rear direction. The position is freely changeable between a use position that is horizontally mounted at a front position 2 and a non-use position in which the expansion / contraction body 17 is suspended substantially vertically at an outer position of the opening / closing door body 2.
[0027]
In this way, even when the left and right widths of the vending machines B are different depending on the manufacturer, by setting the expansion / contraction width of the expansion / contraction body 17 large, all the vending machines B can be equipped. Yes.
[0028]
The elastic body 17 is a ring provided in the base end portion of the front expansion / contraction piece 17a with the front and rear surfaces of the pair of front and rear expansion pieces 17a, 17b extending in the left-right direction to form a narrow plate. The rear expansion / contraction piece 17b is slidably inserted in the left-right direction into the ring-shaped sliding guide piece 17c, and the ring-shaped sliding guide piece 17d provided at the tip of the rear expansion / contraction piece 17b The expansion / contraction body 17 can be expanded and contracted by inserting the expansion / contraction piece 17a so as to be slidable in the left-right direction and sliding both expansion / contraction pieces 17a, 17b in the left-right direction.
[0029]
In addition, a torque spring support pin 22 with its axis oriented in the front-rear direction is projected on the front wall of the sliding guide piece 17d, the torque spring support pin 22 supports the torque spring 23, and one end 23a of the torque spring 23 is connected to the rear extension piece. While being engaged with the lower end of 17b, the other end 23b of the torque spring 23 is engaged with the lower end of the front telescopic piece 17a.
[0030]
In addition, a locking recess 24 is formed at the lower end of the distal end portion of the expansion / contraction piece 17a disposed in the front, and in addition to the torque spring 23 in addition to the locking recess 24 in a state where the expansion / contraction body 17 is contracted to the shortest. The end 23b is locked so that the elastic body 17 can be fixed and held on the shortest contracted body.
[0031]
Thus, the other end 23b of the torque spring 23 and the locking recess 24 constitute a contracted state holding body 26.
[0032]
In addition, the other end 23b of the torque spring 23 is manually unlocked from the locking recess 24, whereby the expansion / contraction body 17 can be freely expanded and contracted.
[0033]
The locking portion main body 18 is attached to the front end portion of the front expansion / contraction piece 17a. The locking portion main body 18 is formed with a locked portion main body insertion recess 18a, and the locking portion main body insertion recess 18a is covered with the cover. By inserting the distal end portion of the locking portion main body 13 and rotating a key (not shown) in a key hole 25 provided in the lower surface portion of the locking portion main body 18 in the same state, the locked portion main body 13 is rotated. Can be locked and unlocked.
[0034]
Next, the procedure when the manager of the vending machine B equipped with the vending machine opening prevention tool A configured as described above opens the opening / closing door body 2 of the vending machine B will be described.
[0035]
(1) The key is inserted into the keyhole provided in the lock part main body 18 of the opening prevention tool A for the vending machine and is rotated to unlock the lock part main body 18.
[0036]
(2) In the same state, the locked portion main body 13 is pulled out from the locked portion main body insertion recess 18a of the locked portion main body 18 by sliding backward through the front / rear sliding operation piece 14.
[0037]
(3) The front and rear elastic pieces 17a and 17b of the elastic body 17 are extended to the shortest state, and the other end 23b of the torque spring 23 is locked to the locking recess 24, thereby holding the elastic body 17 in the shortest contracted state. To do.
[0038]
Thus, when changing the position of the vending machine opening preventive tool A to the non-use position, the stretchable body 17 can be temporarily held in the shortest contracted state by the contracted state holding body 26, so that it is substantially vertical. It is possible to prevent the occurrence of a problem that the locking portion 11 serving as the tip portion is damaged due to interference with the ground or the like at a non-use position that is hung down.
[0039]
(4) The expansion / contraction body 17 is rotated downward about the middle portion 16a of the support arm 16 to change the position to the unused position hanging substantially vertically at the outer position of the opening / closing door body 2.
[0040]
(5) The locking portion 11 is slid rearward and stored in the left side of the opening / closing door body 2.
[0041]
In this way, the door 11 can be opened easily without causing the door 11 to interfere with the door 11 by placing the door 11 in the left-hand side of the door 2.
[0042]
Therefore, the administrator of the vending machine B smoothly collects money stored in the vending machine main body 1 with the opening / closing door body 2 opened, and stores goods in the vending machine main body 1 smoothly. be able to.
[0043]
Moreover, what is necessary is just to follow the procedure contrary to an above-described procedure, when opening of the opening-and-closing door body 2 is prevented by the opening prevention tool A for vending machines.
[0044]
At this time, the opening prevention tool A for the vending machine covers the opening / closing keyhole 4 provided in the opening / closing door body 2 from the front so that a key, a tool, or the like cannot be inserted into the opening / closing keyhole 4. Thereby, the opening prevention effect of the opening-and-closing door body 2 can be improved further.
[0045]
In this embodiment, the locking part 10 is attached to the right side wall 1a of the vending machine body 1, while the locking part 11 is attached to the left side wall 1b of the vending machine body 1, but the locking part body is attached to the telescopic body 17. On the other hand, the lock body 18 can be attached to the right side wall 1 a of the vending machine body 1. Hereinafter, this configuration will be described in detail as a second embodiment.
[0046]
[Second Embodiment]
FIG. 5 is a front view of the usage state of the vending machine opening preventer A according to the second embodiment of the present invention, and FIG. 6 is a plan view of the vending machine opening prevention device A in use. .
[0047]
As shown in FIGS. 5 and 6, the opening prevention tool A for the vending machine as the second embodiment is attached to the locking portion 11 attached to the right side wall 1 a of the vending machine body 1 and the left side wall 1 b of the vending machine body 1. A base end portion is attached, and a midway portion is disposed in front of the opening / closing door body 2, and a locked portion 10 is provided for locking and unlocking the distal end portion to the locking portion 11.
[0048]
As shown in FIGS. 6 to 8, the locked portion 10 has a hollow box-type pivot body 15 fixed to the left side wall 1 b of the vending machine main body 1 in the front-rear direction. A rod-like support arm 16 extending in the direction is inserted through a middle portion 16a of the support arm 16 so as to be pivotable and slidable back and forth, and the base end portion of the expansion / contraction body 17 is detachably attached to the front end portion of the support arm 16 The locked body 13 is attached to the distal end of the expansion / contraction body 17. 16c is a stopper piece.
[0049]
Here, on the peripheral surface of the front end portion 16b of the support arm 16, the engagement piece 29 is provided in a radial direction, while a connection case 30 formed in a hollow box shape is provided on the left end portion of the expansion and contraction body 17, and the connection case An insertion hole 31 for inserting the front end portion 16b of the support arm 16 is formed in the rear wall 30a of the 30, and an engagement piece insertion cutout portion 32 is formed at a side edge portion of the insertion hole 31.
[0050]
In this way, with the engagement piece 29 of the support arm 16 aligned with the engagement piece insertion notch 32 of the connection case 30, the support arm 16 is slid forward into the insertion hole 31. At the same time as inserting, the support arm 16 is rotated 90 degrees around the longitudinal axis to bring the engagement piece 29 into an unmatched state with the engagement piece insertion notch 32, thereby connecting the engagement piece 29. The rear wall 30a of the case 30 can be engaged and connected.
[0051]
Further, by following the opposite procedure, the connection between the support arm 16 and the elastic body 17 via the connection case 30 can be released.
[0052]
As shown in FIGS. 5 to 8, the expansion / contraction body 17 is pivotally connected to the support arm 16 via the connection case 30 to connect the expansion / contraction body 17 to the front position of the opening / closing door body 2. It is possible to change the position by rotating between the use position that is horizontally mounted at the horizontal position and the non-use position in which the expansion / contraction body 17 is suspended substantially vertically at the outer position of the door body 2. I have to.
[0053]
In addition, as shown in FIG. 8, the telescopic body 17 whose position has been changed to the non-use position can be slid rearward through the support arm 16 to be stored in the side of the opening / closing door body 2. In this way, the open / close door body 2 is prevented from interfering with the expandable body 17 when the open / close door body 2 is opened by placing the expandable body 17 in the housed state.
[0054]
In addition, the expansion / contraction body 17 is inserted into a cylindrical expansion / contraction piece 17a extending in the left / right direction by inserting a rod-type expansion / contraction piece 17b extending in the left / right direction so as to be slidable in the axial direction. It is said.
[0055]
In this way, even when the left and right widths of the vending machines B are different depending on the manufacturer, by setting the expansion / contraction width of the expansion / contraction body 17 large, all the vending machines B can be equipped. Yes.
[0056]
In addition, a locking groove 33 is formed at the right end of the cylindrical expansion / contraction piece 17a, while a locking piece 34 is formed at the right side of the rod-shaped expansion / contraction piece 17b.
[0057]
Further, the rod-shaped expansion / contraction piece 17b is accommodated in the cylindrical expansion / contraction piece 17a and rotated in a contracted state and is slid to lock the locking piece 34 in the locking groove 33, thereby The telescopic piece 17b can be held in the shortest contracted state. Reference numeral 39 denotes a pressing spring that is housed in the cylindrical expansion / contraction piece 17a and presses the rod-shaped expansion / contraction piece 17b in the extending direction.
[0058]
Thus, the contraction state holding body 26 is configured by the locking groove 33 and the locking piece 34, and the state in which the locking piece 34 is locked to the locking groove 33 by the pressing spring 39 is held. To be able to. .
[0059]
In addition, by releasing the locking of the locking piece 34 from the locking groove 33, the expansion / contraction body 17 can be freely expanded and contracted.
[0060]
As shown in FIG. 5 to FIG. 7, the locked portion main body 13 is connected to the right end portion of the rod-shaped expansion / contraction piece 17 b described above. Formed in a symmetrical hollow box shape, the rear wall 30a is formed with an insertion hole 36 for inserting the distal end portion of the locking / supporting arm 35 of the locking portion 11 to be described later, and is engaged with the side edge of the insertion hole 36 A notch 37 for inserting one side is formed.
[0061]
5 to 7, the locking portion main body 18 is attached to the right side wall 1a of the vending machine main body 1, and the middle portion 35a of the rod-like locking / supporting arm 35 extending in the front-rear direction to the locking portion main body 18 is provided. Is inserted around the axis in the front-rear direction so as to be rotatable and slidable back and forth, and a key hole 25 is provided in the lower front portion of the lock body 18 and a key (not shown) is inserted into the key hole 25 and rotated. By moving, the middle part of the locking / supporting arm 35 can be locked / unlocked.
[0062]
Then, an engagement piece 38 is provided in a projecting manner in the radial direction on the peripheral surface of the front end portion 35b of the locking / supporting arm 35. Reference numeral 14 denotes a front / rear sliding operation piece.
[0063]
In this way, with the locking portion main body 18 in the unlocked state, the engagement piece 38 of the locking / supporting arm 35 is aligned with the engagement piece insertion notch 37 of the locked portion main body 13 in the same state. The locking / supporting arm 35 is slid forward through the front / rear sliding operation piece 14 and inserted into the insertion hole 36, and the locking / supporting arm 35 is rotated by 90 degrees about the longitudinal axis. The engagement piece 38 is engaged with the rear wall 13a of the locked body 13 by connecting the engagement piece 38 with the engagement piece insertion notch 37, and the locking portion is locked in the same state. The main body 18 is locked.
[0064]
Further, by following the opposite procedure, the connection between the locking / supporting arm 35 and the stretchable body 17 via the locked portion main body 13 can be released.
[0065]
Next, the procedure when the manager of the vending machine B equipped with the vending machine opening prevention tool A configured as described above opens the opening / closing door body 2 of the vending machine B will be described.
[0066]
(1) The key is inserted into the key hole 25 provided in the lock part main body 18 of the opening prevention tool A for the vending machine and is rotated to unlock the lock part main body 18.
[0067]
(2) In the same state, the locking / supporting arm 35 is rotated 90 degrees around the longitudinal axis via the front / rear sliding operation piece 14, and the engagement piece 38 is engaged with the engagement piece insertion notch 37. The engagement state is released, and the engagement between the engagement piece 38 and the rear wall 13a of the locked portion main body 13 is released.
[0068]
(3) Slide the locking / supporting arm 35 backward and pull it out from the insertion hole 36.
[0069]
(4) The rod-like expansion / contraction piece 17b of the expansion / contraction body 17 is slid against the pressing force of the pressing spring 39 in the cylindrical expansion / contraction piece 17a to be in a contracted state. By rotating and sliding, the locking piece 34 is locked in the locking groove 33, and the rod-shaped expansion / contraction piece 17b is held in the shortest contracted state.
[0070]
Thus, when changing the position of the vending machine opening preventive tool A to the non-use position, the stretchable body 17 can be temporarily held in the shortest contracted state by the contracted state holding body 26, so that it is substantially vertical. It is possible to prevent the occurrence of a problem that the locked portion main body 13 serving as the tip portion is damaged due to interference with the ground or the like at a non-use position suspended from the head.
[0071]
(5) The expansion / contraction body 17 is rotated downward about the axis of the support arm 16 to change the position to the unused position that hangs substantially vertically at the outer position of the opening / closing door body 2.
[0072]
(6) The locked portion 10 is slid rearward and stored to the left side of the opening / closing door body 2.
[0073]
As described above, the locked portion 10 is stored in the left side of the opening / closing door body 2 so that the opening / closing door body 2 can be easily opened without causing the locking portion 10 to interfere.
[0074]
Therefore, the administrator of the vending machine B smoothly collects money stored in the vending machine main body 1 with the opening / closing door body 2 opened, and stores goods in the vending machine main body 1 smoothly. be able to.
[0075]
Moreover, what is necessary is just to follow the procedure contrary to an above-described procedure, when opening of the opening-and-closing door body 2 is prevented by the opening prevention tool A for vending machines.
[0076]
At this time, the opening prevention tool A for the vending machine covers the opening / closing keyhole 4 provided in the opening / closing door body 2 from the front so that a key, a tool, or the like cannot be inserted into the opening / closing keyhole 4. Thereby, the opening prevention effect of the opening-and-closing door body 2 can be improved further.
[0077]
【The invention's effect】
According to the present invention, the following effects can be obtained.
[0078]
(1) In the present invention according to claim 1, the door body is attached to a vending machine comprising a vending machine body and an opening / closing door body attached to the vending machine body through a pivotal support so as to be opened and closed. It tries to prevent opening.
[0079]
Thus, even if the pivoting portion of the opening / closing door body is broken, the opening / closing door body cannot be opened by the opening / closing prevention tool for the vending machine.
[0080]
Therefore, it is not possible to steal money in the vending machine body, and it is possible to prevent theft cases.
[0081]
And this opening prevention tool for vending machines comprises a locking part attached to one side wall of the vending machine main body, and a locking part attached to the other side wall of the vending machine main body, and the locking part is locked to the locking part. It can be unlocked and can be connected to the front and left and right sides of the door body, and the locked part is the side wall of the vending machine main body and the side wall to which the door body is attached via the pivot part. A use position in which the base end portion is pivotally supported around the axis in the front-rear direction and slidable in the front-rear direction, and is slid forward so that the middle portion is horizontally mounted horizontally at the front position of the door body. , with Do to freely position change between a non-use position hanging down substantially vertically middle portion at the outer side position of the door body, the non-use position, the side of the door body is slid rearward Thus, the open / close door body is prevented from interfering .
[0082]
In this way, when the vending machine manager opens the door of the vending machine, the locking part of the vending machine opening preventer is unlocked, and the locking part and the locked part are locked. In the non-use position, the middle part of the locked part, that is, the halfway part in the use position that lies horizontally horizontally is suspended substantially vertically at the outer side position of the opening / closing door body. In the non-use position, the door is slid rearward to be stored in the side of the opening / closing door body so that the opened opening / closing door body does not interfere with the opening / closing door body. Can be released.
[0083]
Accordingly, the manager of the vending machine can smoothly perform the work of collecting money stored in the vending machine main body with the opening and closing door opened, and storing the product in the vending machine main body.
[0084]
(2) In the present invention described in claim 2, the locked portion is configured such that a midway portion disposed in front of the opening / closing door body is extendable in the left-right width direction.
[0085]
In this way, even when the width of the vending machine varies depending on the manufacturer, it is possible to equip all vending machines by adjusting the middle part of the vending machine opening preventer appropriately. ing.
[0086]
(3) In the present invention described in claim 3, a middle part of the locked part is provided with a contracted state holding body for holding the contracted state, and the middle part is held in the contracted state by the contracted state holding body. The position is changed to the unused position.
[0087]
In this way, when the middle part of the vending machine opening preventer is repositioned to the non-use position, the middle part can be temporarily held in the contracted state by the contracted state holding body. It is possible to prevent the occurrence of a problem that the tip end part is damaged due to interference with the ground or the like at the suspended unused position.
[Brief description of the drawings]
FIG. 1 is an explanatory front view of a vending machine opening preventer in use as a first embodiment according to the present invention.
FIG. 2 is an explanatory plan view of the use state of the opening preventer for the vending machine.
FIG. 3 is an enlarged front explanatory view of the use state of the opening preventer for the vending machine.
FIG. 4 is an enlarged plan view illustrating a use state of the opening preventer for the vending machine.
FIG. 5 is an explanatory front view of a vending machine opening prevention device in use as a second embodiment according to the present invention.
FIG. 6 is an explanatory plan view of the use state of the opening preventer for the vending machine.
FIG. 7 is an explanatory front view of the vending machine in use when the opening preventer is used.
FIG. 8 is an explanatory side view of a non-use state of the opening preventer for the vending machine.
[Explanation of symbols]
A Opening prevention tool for vending machines B Vending machine 1 Vending machine body 2 Opening / closing door body 3 Pivot
10 Locked part
11 Locking part

Claims (3)

An opening prevention tool for vending machines that is attached to a vending machine having a vending machine body and an opening / closing door body that is openably and closably attached to the vending machine body via a pivotal support to prevent the opening and closing door body from opening. There,
A locking part that is attached to one side wall of the vending machine body and a locking part that is attached to the other side wall of the vending machine body, and the locking part is connected to the locking part so as to be freely locked and unlocked. The front and left and right sides can be enclosed,
The locked part is pivotally supported by the side wall of the vending machine main body and the side wall to which the opening / closing door body is attached via the pivot part so that the base end part can rotate about the axis in the front-rear direction and can slide back and forth. A use position in which the middle part is laid horizontally horizontally at the front position of the opening / closing door body by sliding forward, and a non-use position in which the middle part is suspended substantially vertically at the outer position of the opening / closing door body. with do you freely position change between, in the non-use position, and characterized in that slide rearward form the housed state to the side of the door body, door body is opened is prevented from interfering Opening prevention device for vending machines. 2. The opening preventer for a vending machine according to claim 1, wherein the locked portion is configured such that a midway portion disposed in front of the opening / closing door body can be expanded and contracted in the left-right width direction. The middle part of the locked part is provided with a contracted state holding body for holding the contracted state, and the middle part is held in the contracted state by the contracted state holding body to change the position to the non-use position. The opening prevention tool for vending machines according to claim 2.

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