JP2000325534A - Locking device for game machine - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a locking device for a game machine with which the front position of the keyhole of a cylinder lock provided for the locking device can be arranged on a side off the front of a game machine. SOLUTION: Concerning the locking device for game machine with which a connection pole 6 is arranged so as to slide inside a longitudinally long base frame body 1 having an attaching plate and a supporting plate 3, hook members 4 and 5 are pivotally supported so as to slide at the upper and lower parts of the supporting plate 3, the upper and lower terminal parts of the connection pole 6 are connected to the hook members 4 and 5, one part of the connection pole 6 is linked to the lock shaft of a cylinder lock 7 and the connection pole 6 is slid and unlocked by turning the lock shaft, the cylinder lock 7 is attached through an attaching bracket 24 to the attaching plate of the base frame body 1 while making the front of the keyhole parallel with the side of the base frame body or inclined inside rather than the side face, an engage plate 8 is fixed to the lock shaft of the cylinder lock 7 and an engage part 6b capable of engagement with the engage plate 8 is provided at one part of the connection pole 6.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a locking device for locking a front frame of a game machine such as a pachinko machine, a pachislot machine (slot machine) or the like to a body frame, and more particularly to a keyhole of a cylinder lock provided in the locking device. The present invention relates to a locking device for a game machine in which a front position of a lock can be arranged on a side surface other than the front of the game machine.

[0002]

2. Description of the Related Art Conventionally, as a device for locking a front frame of a pachinko machine or a pachislot machine with respect to a main body frame, a connecting rod slides inside a vertically long base frame body in which a mounting plate and a support plate are formed into an L-shaped cross section. A hook member is pivotally supported on the upper and lower portions of the support plate so as to be tiltable, upper and lower ends of a connecting rod are connected to the hook member, and a cylinder lock is attached to the lock shaft at an intermediate portion of the mounting plate. A locking device which is attached so as to be inserted inward from a hole provided in a mounting plate, and in which a cam plate engaged with a connecting rod is fixed to the tip of a lock shaft, is generally used.

[0003]

A locking device of this kind is:
The cylinder lock is vertically fixed to the mounting surface of the mounting plate of the base frame, and the front surface of the cylinder lock provided with the keyhole is arranged on the front surface of the locking device. Therefore, when the locking device is mounted inside the front frame of the game machine, the locking device is mounted so that the front of the keyhole of the cylinder lock appears on the front of the front frame.

For this reason, the front face of the keyhole of the cylinder lock is always arranged in front of the game machine, and it is convenient to insert the key into the keyhole of the cylinder lock, but the design and appearance of the game machine are taken into consideration. In such a case, if the keyhole of the cylinder lock appears on the front of the game machine, the good design and appearance of the game machine are deteriorated, and the degree of freedom in designing the front frame of the game machine also increases the keyhole of the cylinder lock. There was a problem that was limited by.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problem, and a game machine in which a front position of a keyhole of a cylinder lock provided in a locking device can be arranged on a side surface deviated from the front of the game machine. It is an object of the present invention to provide a locking device.

[0006]

For this purpose, a locking device for a game machine according to the present invention has a connecting rod slidably disposed inside a vertically long base frame having a mounting plate and a supporting plate. A hook member is pivotally supported on the upper and lower portions of the support plate so that the upper and lower ends of the connecting rod are connected to the hook member, and a part of the connecting rod is linked to the lock shaft of the cylinder lock, and the rotation of the lock shaft is performed. In a locking device of a game machine in which a connecting rod slides and is unlocked by movement, a cylinder lock has a front surface of a keyhole thereof parallel to a side surface of a base frame through a mounting bracket on a mounting plate of the base frame. Or, it is attached inclining inward from the side surface, the engaging plate is fixed to the lock shaft of the cylinder lock, and an engaging portion engageable with the engaging plate is provided on a part of the connecting rod. .

Here, an operating rod having an operating piece for operating the switch means is slidably disposed between the support plate of the base frame and the connecting rod, and the cylinder is provided on a part of the operating rod. An engagement portion engageable with an engagement plate of the lock is provided, and the engagement plate is engaged with the connecting rod by rotation of one of the lock shafts of the cylinder lock to rotate the lock shaft of the cylinder lock to the other. The engagement plate may be configured to engage with the engagement portion of the operating rod by movement.

[0008]

The locking device constructed as described above is mounted on the vertical frame portion of the front frame of the game machine with the mounting plate facing the front and the hook member facing the main frame. At this time, the front face of the keyhole of the cylinder lock is attached in parallel to the side face of the base frame body or inclined inward from the side face via the mounting bracket, so that the side face perpendicular to the front face (front face) is usually provided. The keyhole of the cylinder lock can be mounted on the front frame of the game machine or on the front frame of the game machine having a side surface inclined inward from a plane perpendicular to the front surface. Therefore, the front design of the front frame of the game machine can be a good design in which the decoration specific to the game machine is given without considering the keyhole, and the design does not deteriorate the keyhole. Design quality can be ensured.

In this locking device, when the front frame is closed with respect to the main body frame of the game machine, the upper and lower hook members move forward while hitting the metal fittings provided on the main body frame side, whereby the upper and lower hook members tilt and receive. It is locked by the locking part of the metal fitting and is locked. When unlocking, the key is inserted into the keyhole of the cylinder lock, and when it is turned, the lock shaft and the engaging plate are turned, whereby the connecting rod engaged through the engaging portion slides, The upper and lower hook members are tilted to release the engagement with the receiving fitting and are unlocked.

[0010]

Embodiments of the present invention will be described below with reference to the drawings. 1 to 4 show a front view, a right side view, a left side view, and a rear view of the locking device, respectively, and FIG. 6 shows an exploded perspective view thereof. In these figures, reference numeral 1 denotes a vertically long base frame formed by pressing a steel plate, the cross section is formed in a substantially U-shaped lock, the front side is formed as a mounting plate 2, and the left side is a support plate 3. Is formed as

A pivot 3a for the hook member 4 is provided above the support plate 3.
Is formed wide, and a mounting portion 3c for a non-contact switch is formed at an intermediate portion thereof, and a pivot portion 3 for a hook member 5 is formed at a lower portion thereof.
b is formed wide. A pivot 4 is provided on the upper pivot 3a.
The hook member 4 is pivotally supported by the a so as to be tiltable downward, and a non-contact switch 22 is attached to the outside of the intermediate attachment portion 3c via an attachment bracket 23. Further, the hook member 5 is pivotally supported on the lower pivotal support 3b by a pivot 5a so as to be tiltable upward.

As shown in FIG. 6, the mounting bracket 2
A protection wall 23a is provided on the front side of the switch 3 and has a function of covering and protecting the non-contact switch 22 from the front side. As the non-contact switch 22, a photoelectric switch in which a light emitter and a light receiver are arranged to face each other via an insertion space is used, but a proximity switch can also be used. An operating piece 16a provided on the operating rod 16 to be described later can enter the insertion space of the non-contact switch 22, and the non-contact switch 22 performs an ON operation when the operating piece 16a enters.

The upper hook member 4 has an engaging recess 4c at the base of the triangular head on the upper side, and the lower hook member 5 has an engaging recess 5c at the base of the triangular head on the lower side. are doing. Base frame 1
The connecting rod 6 is slidably disposed along the support plate 3 inside the. The upper part of the connecting rod 6 slides up and down while being guided by a guide part 3 d formed by cutting and raising a part of the support plate 3. The upper end of the connecting rod 6 is connected to an end of the upper hook member 4 on the mounting plate 2 side by a connecting shaft 4b, and the lower end of the connecting rod 6 is connected to an intermediate portion of the lower hook member 5 by a connecting shaft 5b. That is, the pivot 4a of the upper hook member 4 is located between the connection shaft 4b and the tip,
The pivot 5a of the lower hook member 5 is located between the connecting shaft 5b and the mounting plate 2. Therefore, when the connecting rod 6 is moved upward,
The upper hook member 4 tilts downward from the horizontal state, and the lower hook member 5 tilts upward from the horizontal state.

As shown in FIG. 6, a hole-shaped engaging portion 6b which engages with an engaging plate 8 of a lock shaft of a cylinder lock 7, which will be described later, is provided at an intermediate portion of the connecting rod 6 so as to extend forward. The engaging portion 6b projects toward the front side of the mounting plate 2 through a long hole 2a provided in the mounting plate 2. The operating rod 16 is slidably disposed between the support plate 3 and the connecting rod 6, and the operating piece 16 a is arranged so as to protrude from the support plate 3 to the outside non-contact switch 22 side.
The operating rod 16 also has a hole-shaped engaging portion 16b extending to the front side, and the engaging portion 16b projects to the front side of the mounting plate 2 through the elongated hole 2a. Further, the operating rod 16 has a guide projection 16c.
Each of the connecting rods 6 is formed with a guide hole 6c for fitting the guide projection 16c to guide the sliding movement in the longitudinal direction.

A mounting bracket 24 for mounting a cylinder lock is fixed to a front side of an intermediate portion of the mounting plate 2. The mounting bracket 24 includes a base 24 fixed to the front of the mounting plate 2.
a, and a mounting portion 24b formed by bending the base portion 24a at a right angle to the outside, that is, facing the right side, and configured.
The mounting portion 24b is provided with a mounting hole 24c for mounting and fixing the cylinder lock 7. The mounting bracket 24 is fixed by fixing screws in a form in which a mounting portion 24 b protrudes from the front side of the mounting plate 2 of the base frame 1.
4, a long hole 2a is formed on the mounting plate 2 on the side of the connecting plate 6. Through this long hole 2a, the engaging portion 6b of the connecting rod 6 and the engaging portion 16b of the operating rod 16 are mounted from inside the base frame 1 to the mounting plate. 2 protrudes to the front side.

On both sides of the base portion 24a of the mounting bracket 24, a protruding wall portion 24d bent at a right angle is provided. It moves inward to position the mounting bracket 24, and covers the periphery of the engaging portion 6b of the connecting rod 6 and the engaging portion 16b of the operating rod 16 with the upper and lower sides of the base frame 1 so that the needle bracket or the like does not. Prevent correct unlocking.

The cylinder lock 7 is inserted into a mounting hole 24c provided in a mounting portion 24b of the mounting bracket 24, and the front (front) of the keyhole faces outward, that is, the right side, and the nut 7 is locked.
The engaging plate 8 having the engaging projection 8a is fixed to the tip of the lock shaft protruding from the end of the engaging shaft 8 by the nut 8b. The engaging projection 8a has a hole-shaped engaging portion 6b of the connecting rod 6 and a hole-shaped engaging portion 16b of the operating rod 16.
Is disposed so as to be able to engage with. As shown in FIG. 5, since the mounting portion 24b of the mounting bracket 24 is disposed at an angle of 90 ° with respect to the mounting plate 2, the front (front) of the keyhole of the cylinder lock 7 mounted on the mounting portion 24b is mounted. Sometimes, the mounting plate 2 faces the side with respect to the mounting plate 2 facing the front.

As the cylinder lock 7, a cylinder lock having a tapered keyhole into which a key can be easily inserted, that is, a cylinder lock having a conical opening in which the front side of the keyhole opens toward the front is used. If such a cylinder lock is used, the key can be relatively easily inserted from the front side of the game machine even if the keyhole is arranged on the side surface of the front frame.

A coil spring 11 is provided between the connecting rod 6 and the operating rod 16 slidably disposed within a predetermined range within the base frame 1.
, And urges the connecting rod 6 and the operating rod 16 in opposite directions, that is, urges the connecting rod 6 upward and the operating rod 16 downward.
Due to the urging force of the coil spring 11, in a steady state, the connecting rod 6 stops at its rising end to position the upper and lower hook members 4, 5 horizontally, and the operating rod 16 stops at its lower end to move the operating piece 16a. It is located outside the non-contact switch 22. Further, the support plate 3
A roller 12 is rotatably supported below the pivotal support 3a. The roller 12 slightly protrudes from the pivot portion 3a of the support plate 3, and rolls on the slide plate 21 on the main body side when closed, to smoothly open and close the front frame.

FIG. 7 shows a locking device constructed as described above.
As shown in FIG. 8, the hooks 4, 5, 5 are attached to the vertical frame of the front frame (front door) 19 of the game machine with the mounting plate 2 facing the front.
To the body frame (cabinet) 20 side. At this time, the mounting portion 24b of the mounting bracket 24 is 90
Because it is located at an angle of °, it appears on the side of the front frame 19.
Therefore, the front face of the front frame 19 can be a good design with decoration specific to the game machine without considering the keyhole, and the design does not deteriorate the keyhole, and the good design of the front frame can be achieved. Can be secured.

At the inside of the main body frame 20, the locking portions 18 are vertically arranged.
A receiving bracket 18 having a and 18b is attached with the locking portions 18a and 18b positioned at positions facing the upper and lower hook members 4 and 5, respectively. Further, the receiving member 18 is provided with a sliding plate 21 on which the roller 12 rolls when closed.

When the front frame 19 of the game machine is closed, the triangular head of the upper hook member 4 of the locking device fixed to the front frame side engages with the locking portion 1 of the receiving bracket 18 fixed to the main body frame 20 side.
8a, it tilts downward while contacting the lower edge portion, and when it enters the engagement recess 4c, it rotates upward and returns by the urging force of the coil spring 11, and is locked there. The triangular head of the lower hook member 5 is tilted upward while hitting the upper edge of the locking portion 18b of the receiving bracket 18 fixed to the main body frame 20, and enters the engaging recess 5c. , And is returned downward by the urging force of the coil spring 11 and locked there.

At the time of such locking, the locking members receive the load in the tilting direction by the hook members 4 and 5 abutting against the locking portions 18a and 18b of the receiving bracket 18 and being tilted.
Since the upper and lower hook members 4, 5 tilt in opposite directions,
The loads generated by the upper and lower hook members 4, 5 are in opposite directions, and the load applied to the locking device is canceled. For this reason, it is possible to prevent adverse effects such as loosening and abrasion due to an impact load at the time of locking, which are likely to occur at various parts and mounting parts of the locking device.

When unlocking the front frame 19, the front frame 19
When the key is inserted into the keyhole of the cylinder lock 7 located on the side surface of the cylinder lock 7 and the lock shaft of the cylinder lock 7 is turned clockwise, the engagement plate 8
Rotate in the same direction, the engaging projection 8a and the engaging portion 6b of the connecting rod 6 engage to slide the connecting rod 6 downward, and the upper hook member 4 rotates downward, The lower hook member 5 rotates upward. By the rotation of the hook members 4 and 5, the engagement with the locking portions 18a and 18b of the receiving member 18 on the main body frame 20 side is released,
The front frame 19 can be opened. In addition, even at the time of such unlocking, the upper and lower hook members 4, 5 are tilted in opposite directions, so that the load applied to the locking device at the time of tilting is balanced, and unlocking is performed smoothly. be able to.

On the other hand, when performing a reset operation of the game machine, a key is inserted into a keyhole on the side surface of the front frame 19, and the key is turned counterclockwise to rotate the engagement plate 8 in the same direction.
At this time, the engaging projection 8a of the engaging plate 8 is engaged with the engaging portion 16b of the operating rod 16 and slides upward, and the operating piece 16a is used as the detecting portion (insertion space) of the non-contact switch 22. And the non-contact switch 22 is turned on to generate a reset signal in the game machine.

When performing a reset operation of a game machine, a person in charge of the hall normally resets the game by inserting a key into a cylinder lock of a lock device with a player sitting in front of the game machine. Since a keyhole appears on the side surface of the front frame 19, the attendant can perform a reset operation by inserting a key into the keyhole from the side of the player, without inconvenience such as having the player leave the front of the game machine. The reset operation can be easily performed. The same applies to the unlocking operation.

FIG. 9 shows a locking device according to another embodiment. In this locking device, the front surface of the keyhole of the cylinder lock 7 is disposed at an angle θ smaller than 90 ° with respect to the front surface of the mounting plate 2. That is, the mounting bracket 44 for the cylinder lock 7 used here is formed by bending the mounting portion 44b at an angle θ smaller than 90 ° with respect to the base portion 44a. For this reason, the mounting angle of the cylinder lock 7 is inclined by the angle θ with respect to the mounting plate 2 of the base frame 1, and the front of the keyhole of the cylinder lock 7 is inward (90 °) from the side of the base frame 1. −θ)
At an angle of, it can be attached at an angle.

In the locking device using such a mounting bracket 44, as shown in FIG.
If the engaging plate 16 and the engaging portion 16b of the operating rod 16 are bent leftward by an angle θ in a front view so as to match the mounting portion 44b, the engaging plate 8 of the cylinder lock 7 and the engaging portions 6b, 16b can be easily engaged. The structures such as the cylinder lock 7 and the engagement plate 8 attached to the lock shaft can be the same as those in the above embodiment.

As described above, in the locking device having the structure in which the front angle of the keyhole of the cylinder lock 7 is inclined by the angle θ with respect to the mounting surface of the base frame 1, the side surface of the front frame of the game machine has the front surface. It can be used effectively when it is inclined not at a right angle but at an angle, that is, inward by the angle θ, and the front surface of the keyhole of the cylinder lock 7 can be arranged along the side surface of the front frame. .

In the above embodiment, the upper and lower hook members 4,
5 is tilted in the opposite direction to lock and unlock, but it is also possible to lock and unlock the upper and lower hook members by tilting them upward or downward in the same direction.

[0031]

As described above, according to the locking device for a game machine of the present invention, as described above, the front position of the keyhole of the cylinder lock provided in the locking device can be changed from the front of the game machine. It can be placed on the off side, and the front design of the front frame of the game machine can be a good design with the unique decoration of the game machine without considering the keyhole, which makes the keyhole worse In this way, excellent design of the front frame can be ensured. Further, since the keyhole is on the side, the key operation can be performed without bothering the player sitting in front of the game machine.

[Brief description of the drawings]

FIG. 1 is a front view of a locking device according to an embodiment of the present invention.

FIG. 2 is a right side view thereof.

FIG. 3 is a left side view of the same device.

FIG. 4 is a rear view thereof.

FIG. 5 is an enlarged plan view of the same device.

FIG. 6 is an exploded perspective view of the same device.

FIG. 7 is a schematic perspective view of a game machine to which a locking device is attached.

FIG. 8 is a plan view of the locking device showing a use state attached to the game machine.

FIG. 9 is an enlarged plan view of a locking device according to another embodiment.

[Explanation of symbols]

 1-Base frame 2-Mounting plate 3-Support plate 4,5-Hook member 6-Connecting rod 7-Cylinder lock 8-Engagement plate 16-Working rod 24-Mounting bracket

Claims (2)

[Claims] 1. A connecting rod is slidably disposed inside a vertically long base frame having a mounting plate and a support plate, and a hook member is pivotally supported on the upper and lower portions of the support plate so as to be tiltable. The upper and lower ends of the connecting rod are connected to the hook member, a part of the connecting rod is connected to the lock shaft of the cylinder lock, and the connecting rod slides and is unlocked by the rotation of the lock shaft. In the locking device for a game machine, the cylinder lock has the front surface of the keyhole parallel to or inward from the side surface of the base frame through a mounting bracket on the mounting plate of the base frame. A locking device fixed to a lock shaft of the cylinder lock, and an engaging portion engageable with the engaging plate is provided on a part of the connecting rod. . 2. Between the support plate of the base frame and the connecting rod,
An operating rod having an operating piece for operating the switch means is slidably provided, and an engaging portion engageable with an engaging plate of the cylinder lock is provided on a part of the operating rod. The rotation of the lock to one of the lock shafts causes the engagement plate to engage with the connecting rod, and the rotation of the cylinder lock to the other causes the engagement plate to engage with the engagement portion of the operating rod. The locking device for a game machine according to claim 1, wherein