JPH088213Y2 - Locking device for game machine - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION <Industrial Application Field> The present invention relates to a locking device for locking a front frame of a game machine such as a slot machine.

<Prior Art> In recent years, a large number of electronically controlled slot machines are lined up and used in pachinko amusement parks and the like.
In this type of game machine, one side is attached via a hinge so that the front frame is opened forward with respect to the main body, and a lock is attached to the side portion on the open side.

This lock has a simple structure in which a locking lever is attached to the lock shaft of a general cylinder lock, and is attached to the side part of the front frame.
It is configured by fixing a hook metal fitting with which a locking lever is locked at a position facing the main body.

<Problems to be solved by the invention> However, since the lock is provided on the side of the game machine, when the game machines are installed side by side, put a hand in a narrow gap and put a cylinder lock on the side. There is a problem that it is extremely difficult to operate, because the key must be inserted into the lock. Also, since the large front frame is locked with only one locking lever and hook metal fittings, the closing force is weak and the upper part There was also a problem that it was easy to make a gap at the bottom.

Therefore, it was considered to install a key on the front of the front frame of the game machine, but the thickness of the front frame of this type of game machine is thick, and a locking device using a general cylinder lock can be used as it is. However, if the structure is such that the locking lever is moved by using a link mechanism or the like, there is a problem that the structure becomes complicated and large in size, and it cannot be installed in a limited space in the game machine.

<Means for Solving Problems> The present invention has been made to solve the above problems, and the opening and closing operation can be performed from the front surface of the front frame having a large thickness, and the hook members at the upper and lower positions can be engaged. The present invention provides a locking device for a game machine, which can be reliably closed even with a large front frame, has excellent strength, is easy to install, and can be easily manufactured.

For this reason, in the locking device for a game machine of the present invention, the connecting rod is slidably disposed inside the base frame body integrally formed in a U-shaped cross section, and the hook members are provided on the upper and lower portions of the base frame body. Is pivoted,
A locking device for a game machine, in which both ends of a connecting rod are connected to upper and lower hook members, wherein a cylinder is protruded outward and vertically fixed to an outer middle portion of a base frame, and a cylinder is provided on a central axis of the cylinder. The connecting shaft is rotatably arranged, the tip of the connecting shaft projects through the inside of the base frame, the cam plate is fixed to the end of the connecting shaft, and the cam plate engages with the cam plate at a position facing the cam plate. An engaging portion is formed, a cylinder lock is fixed to the end of the cylinder, the lock shaft of the cylinder lock is connected to the end of the connecting shaft, and the connecting rod is divided into two parts vertically and connected by a pin. A guide portion for guiding is provided inside the base frame.

<Embodiment> An embodiment of the present invention will be described below with reference to the drawings.

FIG. 1 is a front view of a locking device for a game machine, FIG. 4 is a perspective view of the same, and 3 is a base frame body, and mounting portions 1 are provided on both sides of an intermediate portion.
The support portion 2 is bent in a U-shaped cross section so as to be bent vertically and is integrally formed. As shown in FIG. 2, the base frame 3
The upper and lower support parts 2 are notched for weight reduction, the upper and lower support parts 2 pivotally support the hook member 8, and the intermediate support part 2 forms a protective wall around the cam plate. Is forming. The hook member 8 is locked by engaging with a locking fitting 24 on the main body side described later. The bases of the hook members 8 on both sides are connected by a connecting rod 9, and the connecting rod 9 is moved by a cam plate 6 which is rotated by the operation of a cylinder lock 10 described later to swing the hook members 8 on both sides in the arrow direction. It is a structure.

As shown in FIG. 3, the connecting rod 9 passes through substantially the center of the base frame 3 and is bent laterally so as to engage with the cam plate at the position of the cam plate 6. Further, the connecting rod 9 is divided into upper and lower parts at substantially the center and is connected by a pin. By forming the connecting rods in the two-divided connecting structure, the connecting rod parts can be commonly used even in the models having different lengths between the hook members 8.

Guide portions 5 for guiding the connecting rods 9 are provided in the upper and lower portions of the base frame body 3, and the connecting rods 9 are slidably guided through the slits of the guide portions 5. Further, an engaging portion with which the cam plate 6 engages when the cam plate 6 rotates is provided at a position of the connecting rod 9 that faces the cam plate 6. A coil spring 17 is hooked between the connecting rod 9 and the base frame 3, the connecting rod 9 is biased downward in FIG. 3 by the coil spring 17, and the cam plate 6 is coupled against this biasing force. The rod 9 is moved upward in FIG.
Tilt.

As shown in the cross-sectional view of FIG. 5, a cylinder 18 is vertically fixed to the outside of the central portion of the base frame 3 in a butted state.
A connecting shaft 19 is rotatably arranged on the center axis of the inner shaft, and the tip of the connecting shaft 19 penetrates through the mounting plate 1 and the cam plate 6 is fixed to the end protruding inside the base frame 3. .
The cylinder lock 10 is coaxially fitted and fixed to the end of the cylinder 18, the tip of the lock shaft 14 of the cylinder lock 10 is connected to the end of the connecting shaft 19, and when the lock shaft 14 of the cylinder lock 10 is rotated, it is connected. The cam plate 6 rotates via the shaft 19.
A flange 15 is provided at the connecting portion between the connecting shaft 19 and the lock shaft 14.
Is fitted so that the connecting shaft 19 and the lock shaft 14 are securely connected on the same axis and rotate smoothly with respect to the cylinder 18.

The cylinder lock 10 is a commonly known one, in which a main body 21 is fitted in a cylindrical case 20, a lock shaft 14 having a flange portion 14a is rotatably fitted in a central hole of the main body 21, and a flange portion 14a is provided. And a plurality of holes that can communicate with the opposing portion of the main body 21 are bored, the coil spring and the engaging pin 22 are inserted into the hole on the main body 21 side, and the push-down pin 23 is a tip in the hole on the flange portion 14 side. Is inserted in a protruding state. Therefore, when a proper key is inserted into the cylinder lock 10, the engagement pin 22 is pushed down to the unlocked position via the push-down pin 23, and the engagement pin 22
When the upper surface is located at the boundary surface between the main body 21 and the flange portion 14a, the lock shaft 14 becomes rotatable. The above cylinder lock
Besides 10, a cylinder lock in which a key hole is provided in the inner cylinder or a so-called electronic lock cylinder lock using a magnet can be used.

As shown in FIG. 6, the locking device configured as described above is fixed to the inside of a thick front frame 31 in a game machine such as a slot machine using a screw hole and a fixing screw provided in the mounting portion 1. And it is installed vertically. At this time, the front surface of the cylinder lock 10 appears on the front surface of the front frame 31, and the upper and lower hook members 8 are provided.
Project inward, that is, toward the body 32 side. Then, on the main body 32 side of the game machine, a locking metal fitting 24 is fixed at a position facing the hook member 8, and when the front frame 31 is closed so as to be pressed against the main body 32, the upper and lower hook members 8 are slightly lowered. While tilting, it engages with the locking metal fitting 24 and is locked.

To open the front frame 31 of the game machine, insert a predetermined key into the cylinder lock 10 and turn it clockwise. Then, the lock shaft 14 of the cylinder lock 10 is connected to the cam plate 6 via the connecting shaft 19.
4 in the direction of the arrow in FIG. 4, and the tip of the cam plate 6 is connected to the connecting rod 9
The upper and lower hook members 8 rotate downward, and the engagement with the locking metal fitting 24 is released.
The unlocked state is obtained, and the front frame 31 is in the openable state.

<Effects of the Invention> As described above, according to the locking device for a game machine of the present invention, since the base frame body having a U-shaped cross section is used, the strength can be sufficiently increased, and the handling and mounting work can be performed. Can be done easily. In addition, since the periphery of the cam plate is protected by the protective wall of the support part and the mounting part, it is possible to prevent unauthorized unlocking, and since the connecting rod is divided into two parts and connected, the model with different lengths between the hook members The same connecting rod parts can also be used in.

Further, since the cylinder lock is provided on the base frame so as to project long through the cylinder and the connecting shaft, even if it is mounted on the front frame of a game machine such as a slot machine having a thick front frame, the front frame The unlocking operation can be easily performed from the front surface, and the front frame can be reliably closed by the engagement of the hook members at the two upper and lower positions. Further, since a general cylinder lock can be used, the lock can be performed safely and reliably, the manufacturing cost is low, and the lock device itself can be configured in a relatively small size, so that the lock device can be installed in a narrow space in the game machine.

[Brief description of drawings]

FIG. 1 shows an embodiment of the present invention. FIG. 1 is a front view of a locking device, FIG. 2 is a left side view of the same, FIG. 3 is a rear view thereof, FIG. 4 is a perspective view thereof, and FIG. FIG. 6 is a perspective view of the game machine, and FIG. 6 is a sectional view of the cylinder lock. 1 ... Attachment part, 2 ... Support part, 3 ... Base frame body, 5 ... Guide part,
6 ... Cam plate, 8 ... Hook member, 9 ... Connecting rod, 10 ... Cylinder lock, 14 ... Lock shaft, 18 ... Cylinder, 19 ... Connecting shaft.

Claims (1)

[Scope of utility model registration request] 1. A connecting rod is slidably disposed inside a base frame integrally formed in a U-shaped cross section, and a hook member is pivotally supported on an upper portion and a lower portion of the base frame. A locking device for a game machine in which both ends of the cylinder are connected to the upper and lower hook members, wherein a cylinder is fixed to an outer middle portion of the base frame body vertically so as to protrude vertically, and is located on a central axis in the cylinder. Is a rotatably arranged connecting shaft, the tip of the connecting shaft projects through the inside of the base frame, and a cam plate is fixed to the end of the connecting shaft.
An engaging portion that engages with the cam plate is formed at a position facing the cam plate in the connecting rod, a cylinder lock is fixed to an end of the cylinder, and a lock shaft of the cylinder lock is an end of the connecting shaft. A locking device for a game machine, characterized in that the connecting rod is vertically divided into two parts and connected by a pin, and a guide portion for guiding the connecting rod is provided in a base frame body.