JP4098956B2 - Pachinko machine locking device - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a locking device used in a pachinko machine, and more particularly to a locking device provided with a front frame cylinder lock and a glass frame cylinder lock separately.
[0002]
[Prior art]
As a locking device of the pachinko machine, it is mounted vertically inside the front frame to lock the front frame (front door) attached to the front of the main body frame (cabinet) of the pachinko machine through a hinge so that it can be opened and closed. 2. Description of the Related Art Conventionally, a locking device that locks a hook-shaped hook member by locking a metal fitting attached to the main body frame side is generally used.
[0003]
This locking device usually has a vertically long base frame formed by molding a mounting plate and a supporting plate into a substantially L-shaped cross section, and pivotally supports a collar member on the upper and lower portions of the supporting plate so as to be tiltable. The upper and lower hook members are connected by a connecting hook slidably disposed in the base frame body, and a cylinder lock is attached to the middle part of the base plate attachment plate, and a cam plate attached to the tip of the lock shaft is attached. It is connected to the connecting rod, and the cam plate is rotated by the key operation of the cylinder lock, and the upper and lower flange members are tilted downward via the connecting rod to unlock the structure. In addition, a coil spring that urges the locking member toward the locking side is hooked on the connecting rod, and when the front frame is closed with respect to the main body frame, the locking member is tilted against the edge of the receiving bracket, The wing member returns to the locking position by the urging force of the coil spring and operates so as to be locked.
[0004]
[Problems to be solved by the invention]
By the way, as for this type of pachinko machine, in recent years, a model in which a large number of balls and coins are paid out is popular when it becomes a jackpot winning state, and many pachinko machines that produce a jackpot winning prize are manufactured. However, since the probability of winning the jackpot is usually determined by the data in the program and memory in the control circuit, the front frame of the pachinko machine is opened improperly regardless of whether the game hall is operating or not operating. An illegal act that illegally obtains a lot of balls and coins has occurred by exchanging circuit parts in the control circuit with illegal parts and playing a game under advantageous conditions.
[0005]
Almost all pachinko machines are equipped with a locking device as described above. If the locking device is not unlocked by operating the cylinder lock using a normal key, the front frame of the pachinko machine will be , Almost impossible to open. However, there is a case where the unauthorized key is illegally unlocked by using an illegal key created from the genuine key, and the front panel is opened to perform the illegal operation as described above.
[0006]
For this reason, in the pachinko amusement hall, the key of the cylinder lock is strictly managed, but it is necessary to unlock the glass frame frequently when a ball stops on the game board during the game. Many staff members have the key, which increases the possibility that an unauthorized key is illegally created from the authentic key, and increases the number of unauthorized unlocking by the unauthorized key.
[0007]
The present invention has been made in view of the above points, and can separately prevent unauthorized unlocking of the front frame by separating the glass frame unlocking key and the front frame unlocking key. An object is to provide a locking device.
[0008]
[Means for Solving the Problems]
In order to achieve the above object, in the locking device of the present invention , the base frame is formed by bending the mounting plate and the support plate into a L-shaped cross section, and the eaves members are provided above and below the support plate of the base frame. is tiltably pivotally supported via a pivot, the upper and lower of said hook member is connected by a connecting rod slidably disposed along the support plate, the lock shaft of the cylinder lock provided in the middle portion of the base frame The cam plate is fixed to the frame, the cam plate is disposed so as to be engageable with the connecting rod, the base frame is vertically installed inside the front frame of the pachinko machine, and the collar member is attached to the main frame side of the pachinko machine. In the locking device of the pachinko machine that is locked by the locking part of the metal fitting, there is a release lever that is always urged to the open side of the glass frame in order to push and release the glass frame to the front side of the mounting plate. It can be locked to the locking piece of the front panel that is installed and can be opened and closed at the bottom of the front frame A front panel locking rod having a collar is slidably arranged along the support plate in a state where the collar projects from the mounting plate to the front side, and urges the front panel locking collar to the locking side. A locking device for a pachinko machine, in which a spring is provided, a locking piece is provided at an edge of the front panel, and a collar portion of the front panel locking hook is locked to the locking piece to lock the front panel. In addition to the lock, the second cylinder lock is attached to the mounting plate of the base frame by inserting the lock shaft inward, and the glass frame locking rod having the upper and lower portions between the support plate and the connecting rod has the flange portion. It is slidably arranged in a state of protruding from the mounting plate to the front side, and a coil spring is applied between the glass frame locking rod and the release lever to urge the glass frame locking rod in the locking direction and urge the release lever in the opening direction. It passed, while lanced and raised portions on the inside of the support plate is projecting, connecting rod and the glass frame facilities lanced and raised portions engaging with An engagement rectangular hole for guiding the sliding of the rod is formed in the connecting rod and the glass frame locking rod, and the second cam plate that can be engaged with the engaging portion provided in the glass frame locking rod is the lock shaft of the second cylinder lock. The base frame body is attached to the inside of the front frame with the front ends of the cylinder lock and the second cylinder lock exposed to the front surface, and a locking piece provided with a collar portion of the glass frame locking hook on a part of the glass frame The glass frame is locked by being locked, and the glass frame locking rod is slid by the unlocking operation of the second cylinder lock to unlock the glass frame.
[0009]
[Action]
The locking device with the above configuration has a cylinder lock for unlocking the front frame and a second cylinder lock for unlocking the glass frame, so a key for unlocking the front frame and a key for unlocking the glass frame are prepared separately. In the pachinko amusement hall, for example, the administrator has a key for unlocking the front frame, and a key for unlocking the glass frame is used by a normal attendant and is used separately. The locking device is attached to the inside of the front frame of the pachinko machine, and the upper and lower hook members are locked to the locking parts of the metal fittings attached to the main body frame side of the pachinko machine for locking.
[0010]
When unlocking the front frame, the key for unlocking the front frame is inserted into the cylinder lock and turned, and the engaging part of the cam plate engages with the connecting rod and slides it upward. Is tilted to disengage from the bracket and unlock. If the administrator who possesses the key for unlocking the front frame is to perform such unlocking operation of the front frame, it prevents unauthorized manufacture of the key and prevents unauthorized unlocking of the front frame. Unauthorized replacement of circuit components of the control circuit within the frame can be prevented.
[0011]
On the other hand, when the glass frame is closed within the metal frame of the front frame, the locking piece in the glass frame is locked to the collar portion of the glass frame locking rod, and the glass frame is locked. When unlocking the glass frame, insert the key for unlocking the glass frame into the second cylinder lock, rotate it, rotate the second cam plate, and slide the glass frame locking rod with the second cam plate Then, the collar portion is removed from the locking piece, and the glass frame is unlocked. For example, if the key for unlocking the glass frame is owned and used by an attendant at a pachinko game hall, if the ball stops on the game board during the game, the attendant can quickly open the glass frame and deal with it. There is no problem with normal maintenance of the playground.
[0012]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, embodiments of the present invention will be described with reference to the drawings. FIG. 1 is a right side view of a locking device used in a pachinko machine, FIG. 2 is a rear view thereof, and FIG. 3 is an exploded side view thereof. This locking device has a vertically long base frame body 1 in which a mounting plate 2 and a support plate 3 are formed in an L-shaped cross section, and hook-shaped hook members 5 and 6 are provided on the upper and lower portions of the support plate 3. The connecting pins 5a and 6a are supported by connecting rods 4 whose ends are pivotally supported via pivots 7 and 8 and in which the middle portions of both flange members 5 and 6 are slidably disposed in the base frame 1. It is connected via.
[0013]
The connecting rod 4 is slidably guided by a plurality of cut and raised portions 2 a formed by being cut and raised on the mounting plate 2, and is provided on the connecting pin 4 and the guide pin 19 protruding from the inside of the support plate 3. It is also guided by engagement with the long hole. A wide part is provided near the center of the mounting plate 2 of the base frame body 1, and a cylinder lock 10 for unlocking the front frame and a second cylinder lock 11 for unlocking the glass frame project to the front, Can be mounted side by side. The cylinder lock 10 is formed in a modified cylindrical shape, has a large flange portion at the end, is inserted from the inside into a hole drilled in the mounting plate 2, and the flange portion is fixed to the inner side of the mounting plate 2 with a screw. And attached. The end of the lock shaft of the cylinder lock 10 protrudes inward through the flange portion, and the cam plate 9 is fixed to the tip thereof.
[0014]
The second cylinder lock 11 for unlocking the glass frame is formed in a cylindrical shape, has a flange portion at the end, is inserted from the inside into a hole drilled in the mounting plate 2, and the flange portion is inside the mounting plate 2. It is fixed with screws and attached. The end of the lock shaft of the second cylinder lock 11 protrudes inward through the flange portion, and the second cam plate 14 is fixed to the tip thereof. Both cam plates 9 and 14 are provided with engaging portions on both sides. When the cam plate 9 is rotated counterclockwise in FIG. 2, the engaging portion is provided on a part of the connecting rod 4. The cam plate 14 can be engaged with the engagement long hole 4c. When the cam plate 14 is rotated in the clockwise direction in FIG. 2, the engagement portion can be engaged with an engagement long hole 12c of the glass frame locking rod 12 described later. is there.
[0015]
The glass frame locking rod 12 for locking the glass frame is slidably disposed between the support plate 3 and the connecting rod 4 in the vicinity of the wide portion of the mounting plate 2, and is vertically moved by engagement of the guide pin 19 and the long hole. It is slidably supported. The glass frame locking bar 12 is provided with hooks 12a and 12b with its front face facing the upper and lower parts, and further, an operation part 12d for manual operation is provided protruding from the rear side at the intermediate part. The flange portions 12a and 12b protrude forward from slit holes provided in the upper and lower portions of the mounting plate 2 of the base frame body 1, and the glass frame locking rod 12 is slidably mounted in this state. Since the engagement long hole 12c of the glass frame locking rod 12 is engageable with the cam plate 14, the rotation of the second cam plate 14 is performed when the lock shaft of the second cylinder lock 11 is turned to the left by the key operation. Accordingly, the glass frame locking rod 12 slides downward, and the glass frame is unlocked.
[0016]
As shown in FIG. 3, engaging rectangular holes 4a and 12e are formed in the upper and lower portions of the connecting rod 4 and the glass frame locking rod 12, and the above-mentioned support plate is provided in the engaging rectangular holes 4a and 12e. 3 is engaged, and the connecting rod 4 and the glass frame locking rod 12 are stably slid up and down by the engagement of the cut and raised portion 3a and the engagement rectangular holes 4a and 12e. Guided movably. The coil spring 17 is stretched between the mounting plate 2 and the connecting rod 4, and the connecting rod 4 is always urged downward by the spring force of the coil spring 17.
[0017]
Further, the release lever 13 is pivotally supported by projecting to the front side of the mounting plate 2 of the base frame body 1. The release lever 13 is always urged toward the release side so that the glass frame is automatically opened when the glass frame is unlocked, and is pivotally supported by a shaft 13a, and the coil spring 16 is connected to the glass frame locking rod 12 and It is hung between. The coil spring 16 always urges the glass frame locking rod 12 to the upper locking side and urges the release lever 13 to the opening side.
[0018]
Further, as shown in FIG. 4, a front panel locking bar 15 for locking the front panel is slidably mounted on the right side surface of the support plate 3 of the base frame body 1. The front panel locking bar 15 has a hook 15a projecting forward and a front panel locking piece 28 attached to the lower part of the front frame via a hinge so as to be opened and closed. It is provided to stop. The front panel locking bar 15 is provided with engaging long holes 15b in the vertical direction and is supported by a guide pin 15c projecting on the right side surface of the support plate 3 so as to be slidable in the vertical direction. Further, a coil spring 18 is applied between the front panel locking bar 15 and the mounting plate 2, and the front panel locking bar 15 is always urged upward by the spring force of the coil spring 18. In addition, an operation portion 15d is manually provided on the upper portion of the front panel locking rod 15 so as to be pushed down to the unlocking side.
[0019]
As shown in FIGS. 5 and 6, the locking device configured as described above has a cylinder lock 10 at the edge of the rectangular opening inside the front frame 21 that is attached to the body frame 20 of the pachinko machine so as to be opened and closed. The front end of the second cylinder lock 11 is exposed to the front surface, and is attached vertically using the mounting plate 2 in a posture in which the flange members 5 and 6 are directed to the main body frame 20 side. On the other hand, receiving brackets 24 and 25 are fixed at the upper and lower positions corresponding to the flange members 5 and 6 inside the main body frame 20. Further, a glass frame 22 is mounted in a metal frame mounted inside the opening of the front frame 21 so that the hinge can be opened and closed, and a free end portion of the glass frame 22 has a flange portion 12a of the glass frame locking rod 12. , 12b can be locked.
[0020]
In this locking device, a front frame unlocking key 29 and a glass frame unlocking key 30 are separately provided for the front frame unlocking cylinder lock 10 and the glass frame unlocking second cylinder lock 11. In the pachinko game hall, for example, the front frame unlocking key 29 is possessed by an administrator, and the glass frame unlocking key 30 is possessed by a normal attendant and is used separately.
[0021]
When the front frame 21 of the pachinko machine is closed with respect to the main body frame 20, as shown in FIGS. 5 and 6, the upper and lower hook members 5 and 6 of the locking device hit the receiving brackets 24 and 25 on the main body frame 20 side and move downward. It tilts and then returns and is locked by the urging force of the coil spring 17 to enter a locked state.
[0022]
When the front frame 21 is unlocked, as shown in FIG. 5, the front frame unlocking key 29 is inserted into the cylinder lock 10 and turned to rotate the cam plate 9 counterclockwise in FIG. The engaging portion 9 engages with the engaging hole 4c of the connecting rod 4 and slides it upward, and tilts the upper and lower flange members 5 and 6 downward. By the tilting of the flange members 5 and 6, the engagement of the main body frame 20 with the metal fittings 24 and 25 is released, and the front frame 21 becomes openable. Such an unlocking operation of the front frame 21 is performed, for example, by an administrator who possesses the key 29 for unlocking the front frame, thereby preventing the key 29 from being illegally manufactured and preventing the front frame 21 from being unlocked.
[0023]
On the other hand, when the glass frame 22 is closed in the metal frame of the front frame 21, the locking pieces 26 and 27 in the glass frame 22 hit the flanges 12a and 12b of the glass frame locking rod 12, as shown in FIG. This is closed while sliding downward, and the glass frame locking rod 10 is returned upward by the biasing force of the coil spring 16. Thereby, the locking pieces 26 and 27 are locked to the flange portions 12a and 12b, and the glass frame 22 is in a locked state.
[0024]
When unlocking the glass frame 22, as shown in FIG. 6, the key 30 for unlocking the glass frame is inserted into the second cylinder lock 11 and turned counterclockwise so that the second cam plate 14 is shown in FIG. When it is rotated clockwise, the engaging portion of the second cam plate 14 engages with the engaging long hole 12c of the glass frame locking rod 12 and slides it downward, so that the upper and lower flange portions 12a, 12b are moved. Slide down. By this operation, the engaging pieces 26 and 27 of the glass frame 22 are disengaged from the flange portions 12a and 12b, the glass frame 22 is unlocked, and the glass frame 22 is automatically opened by the action of the release lever 13. Is done. Such an unlocking operation of the glass frame 22 is performed, for example, by an attendant holding the key 30 for unlocking the glass frame, and when the ball stops on the game board during the game, the attendant quickly removes the glass frame. 22 can be opened to cancel the stop.
[0025]
When opening the front panel 23 with an upper plate or the like attached to the front surface, with the glass frame 22 open, put a hand inside the opening and hold down the operation portion 15d of the front panel locking rod 15 to push down. As a result, the front panel locking rod 15 is lowered, the engagement between the hook portion 15a and the locking piece 28 on the front panel side is released, and the front panel 23 is unlocked and opened. When the front panel 23 is closed, when the front panel 23 is pushed in the closing direction, the locking piece 28 is locked to the flange portion 15a of the front panel locking bar 15 to be locked.
[0026]
Thus, the front frame 21 is unlocked by using the front frame unlocking key 29, and the glass frame 22 is unlocked by using the glass frame unlocking key 30, so that the front frame unlocking key is unlocked. If 29 is owned by the manager of the pachinko amusement hall and the key 30 for unlocking the glass frame is owned by a staff member, it is possible to prevent an unauthorized key from being easily created from the key for unlocking the front frame. In addition, the normal maintenance during the game in the pachinko amusement hall can be quickly performed by the staff having the key 30 for unlocking the glass frame, and the program can be prevented by preventing unauthorized unlocking of the front frame. It is possible to prevent illegal exchange of the ROM in which is written.
[0027]
In addition, in the said Example, although the glass frame locking hook 12 which provided the collar parts 12a and 12b protruded ahead on the upper part and the lower part was used, the glass frame unlocking tool provided in the glass frame side is used for unlocking operation. It is good also as a structure which arrange | positions the operating rod for glass frames which does not have a part between the support plate 3 and the connection rod 4 so that sliding is possible. In this case, the cam plate of the second cylinder lock is engaged with the operating rod for glass frame, the operating rod is slid to move the glass frame unlocking tool, and the glass frame is unlocked.
[0028]
【The invention's effect】
As described above, according to the locking device of the present invention, the cylinder lock for unlocking the front frame and the second cylinder lock for unlocking the glass frame are attached, the key for unlocking the glass frame and the front frame unlocking The key for the front frame can be used separately, so if you have a key for unlocking the front frame and the administrator unlocks the front frame, it will prevent unauthorized manufacture of the key. At the same time, unauthorized unlocking of the front frame can be prevented, and unauthorized replacement of circuit components of the control circuit within the main body frame can be prevented.
[Brief description of the drawings]
FIG. 1 is a right side view of a locking device showing an embodiment of the present invention.
FIG. 2 is a rear view of the locking device.
FIG. 3 is an exploded side view of the locking device.
FIG. 4 is a partial left side view of the locking device.
FIG. 5 is a right side view showing an unlocked state of the front frame.
FIG. 6 is a right side view showing an unlocked state of the glass frame.
[Explanation of symbols]
1-base frame 3-support plate 4-coupling rod 5, 6-member 9-cam plate 10-cylinder lock 11-second cylinder lock 12-glass frame locking rod 20-main body frame 21-front frame 22-glass Frame 23-Front panel 29-Key 30-Key

Claims (1)

The base frame body is formed by bending the mounting plate and the support plate into a cross-sectional L shape, and the eaves member is pivotally supported on the upper and lower portions of the support plate of the base frame body via a pivot, A hook member is connected by a connecting hook slidably disposed along the support plate, a cam plate is fixed to a lock shaft of a cylinder lock provided in an intermediate portion of the base frame body, and the cam plate is The base frame is vertically attached to the inner side of the front frame of the pachinko machine, and the hook member is engaged with the latching portion of the receiving bracket attached to the body frame side of the pachinko machine. In the locking device of a pachinko machine that is locked when locked,
An opening lever that is always urged to the opening side of the glass frame in order to push and open the glass frame when unlocked on the front side of the mounting plate is provided, and the front panel is attached to the lower part in the front frame so as to be opened and closed. A front panel locking rod having a hook portion that can be locked to the locking piece is disposed so as to be slidable vertically along the support plate in a state where the hook portion protrudes from the mounting plate to the front surface side, A spring for urging the front panel locking rod toward the locking side is provided, a locking piece is provided at an edge of the front panel, and a hook portion of the front panel locking rod is locked to the locking piece. A locking device for a pachinko machine in which a panel is locked ,
In addition to the cylinder lock, a second cylinder lock is attached to the attachment plate of the base frame body by inserting its lock shaft inward, and a glass frame lock having a flange portion between the support plate and the connecting rod. A scissors are slidably disposed with the collar projecting from the mounting plate to the front side, and a coil spring is provided between the glass frame locking scissors and the opening lever to lock the glass frame locking scissors in the locking direction. The release lever is urged in the opening direction and is stretched, and a cut-and-raised portion projects from the inside of the support plate. On the other hand, the cut-and-raised portion engages to slide the connecting rod and the glass frame locking rod. An engagement rectangular hole for guiding movement is formed in the connecting rod and the glass frame locking rod, and a second cam plate engageable with an engaging portion provided in the glass frame locking rod is a lock of the second cylinder lock. The base frame is attached to the inside of the front frame with the ends of the cylinder lock and the second cylinder lock exposed to the front. The glass frame locking rod is locked by a locking piece provided on a part of the glass frame to lock the glass frame, and the glass frame locking rod is slid by the unlocking operation of the second cylinder lock. A locking device for a pachinko machine that moves and unlocks the glass frame.

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