JPH04108589U - pachinko machine - Google Patents

Abstract

(57) [Summary] [Purpose] To prevent fraud using a duplicate key in a pachinko machine that opens either the front frame or the glass door frame by inserting the key into the keyhole of the lock and turning it. To prevent. [Structure] A lid member 54 that can be rotated between a position that closes the front surface of the lock 23 provided on the front frame 3 and a position that opens it.
It is characterized in that the lid member 54 is always locked in a position where the lock 23 is closed by an electric locking means 58.

Description

[Detailed explanation of the idea]

0001

[Industrial application field]

This invention is a mechanical lock that uses a key to lock and unlock the front frame or glass door frame. This invention relates to a pachinko machine equipped with a locking device.

0002

[Conventional technology]

As is well known, in pachinko machines, the front frame and glass door frame are located in front of the outer frame. Each is attached so that it can be opened and closed freely, and in relation to the lock provided on the front of the front frame. A locking device is installed to lock the front frame or glass door frame. And the lock Insert the key into the keyhole and turn it to unlock the front frame or glass. Either one of the door frames is opened.

0003

[Problem that the idea aims to solve]

However, recently, players are using duplicate keys to open the front frame and glass door frame. Fraudulent acts such as placing dick balls into a specific prize opening or widening the spacing between the nails are occurring frequently. There was a strong demand for countermeasures. The present invention is a package that can completely prevent fraud using duplicate keys as described above. The purpose is to provide a dick machine.

0004

[Means to solve the problem]

In order to achieve the above purpose, the present invention provides a key hole for the lock provided on the front side of the front frame. The front frame or glass door frame can be unlocked by inserting and rotating the In a pachinko machine, the front surface of the lock can be rotated between a blocking position and an opening position. A lid member that can be opened and an electric lock that locks the lid member in a position that blocks the front surface of the lock. and means for locking the lid member by the electrical locking means by an electric signal. It is configured to be released.

[0005]

[Effect] Normally, the front of the lock is covered by the cover member and the key cannot be used. It's starting to look ugly. Therefore, fraudulent acts using a duplicate key can be completely prevented. On the other hand, when an employee of the amusement center opens the front frame or glass door frame, an electric signal is sent. The lid member is unlocked by the electric locking means. This allows the lid to The material can be opened and the key can be used.

[0006]

【Example】

Next, an embodiment of the present invention will be described with reference to the drawings. In addition, in the following explanation, In addition to using a key to open the face frame or glass door frame, it is also possible to open the door frame electrically. We will explain a pachinko machine designed to This invention is suitable for pachinko machines that open the front frame or glass door frame using a key. Of course it's a good thing.

[0007] Figure 1 is a front view of the pachinko machine, and Figure 2 is a perspective view of the back of the pachinko machine, with the front frame opened. Indicates the state of The pachinko machine 1 has an outer frame 2. Front frame 3 is installed in front of outer frame 2. is attached so that it can be opened and closed freely. A metal frame 4 is attached to the periphery of the window hole of the front frame 3. A glass door frame 5 is attached to one side of the door frame 4 so as to be openable and closable. In addition, there is a game on the back side of the front frame 3. The board mounting frame 6 is fixed, and the game board 7 is positioned on this board mounting frame 6 and can be attached and removed automatically. It is installed at present. Also, on the back of the game board 7 there is a prize ball tank, a prize ball payout device, etc. A mechanism plate 8 with assembled parts is rotatably mounted.

[0008] The front frame 3 or the glass door frame 5 is installed on the back side of one side located on the open side of the front frame 3. A locking device 9 is installed. This locking device 9 has a front frame as shown in FIGS. 6 to 8. 3, and one end of the support plate 10 is provided. A front frame unlocking rod 12 and a glass door frame unlocking rod 13 are attached to a vertical piece 11 formed in the front part. The pins 1 are provided later in an overlapping state, and the pins 1 are provided in the respective guide grooves 14 and 15. 6 is inserted and held so that it can freely slide up and down. And the front frame unlocking rod 12 and The glass door frame unlocking rods 13 are interconnected by a spring 17. The front frame unlocking rod 12 is urged downward, and the glass door frame unlocking rod 13 is urged upward. Ru. An engagement piece 18 is provided on the rear edge of the front frame unlocking rod 12, and a receiving piece 19 is provided on the lower end thereof. Each is formed by bending. There is an engagement piece on the front edge of the glass door frame unlocking rod 13. 20, an engagement piece 21 is formed on the rear edge by bending, and further on the lower end. A receiving piece 22 is integrally formed by bending. Note that the engagement piece 21 is , so that the opening/closing lever 51 provided on the glass door frame 5 can be pushed down. located above. The opening/closing lever 51 is pushed downward. Although not shown, a fixed claw protruding from the glass door frame 5 and a locking piece for locking the glass door frame 5 The glass door frame 5 is opened by releasing the engagement with the glass door frame 5.

[0009] On the other hand, a lock 23 exposed on the front side of the front frame 3 is fixed to the support plate 10. It will be done. This lock 23 is, for example, a cylinder lock, and a lock shaft 24 is rotatable inside the cylindrical body. A keyhole 23a is formed in the front surface. The lock shaft 24 is a support plate. The cam plate 25 is fixed to the protruding end of the cam plate 25 . Cam plate 2 5 has engaging protrusions 26 and 27 protruding from the front and rear surfaces at different positions, respectively. One of the engaging protrusions 26 is configured to be able to engage with the lower end of the engaging piece 18 of the front frame unlocking rod 12. the other engaging protrusion 27 engages with the upper end of the engaging piece 20 of the glass door frame unlocking rod 13. located in such a way that it is possible to

0010 In the case of this embodiment, the front frame 3 or the glass door frame 5 is connected to the locking device 9 described above. An electrical unlocking means is provided for electrically opening the lock. This electrical unlocking means is shown in the figure. As shown in Figs. rollers 28 and 29, and a first band-shaped plate provided vertically slidably on the inner surface of the outer frame 2. The interlocking rod 30 and the second interlocking rod 31 and the reversible rotary motor 32 move in the front and rear direction. It is generally constituted by a movable rack 33 that can be provided.

[0011] Engagement rollers 28 and 29 are engaged with the upper and lower positions of the first interlocking rod 30, respectively. Approximately the middle of the hook pieces 34, 35 that come off are pivotally connected by pins 34a, 35a. The rear end of one hook piece 34 is pivotally connected to a shaft 36 fixed to the outer frame 2, and the other The rear end of the hook piece 35 on the other hand is pivotally attached to a shaft 37 fixed to the outer frame 2. and, The first interlocking rod 30 is constantly urged downward by a spring 38, thereby The hook pieces 34 and 35 engage with the engagement rollers 28 and 29 and the front frame 3 is not opened. Lock it as you like. Also, at a position approximately midway between the upper and lower sides of the first interlocking rod 30, it protrudes laterally. A protruding piece 39 is integrally formed, and the protruding piece 39 unlocks the front frame of the locking device 9. It is positioned above the receiving piece 19 formed on the rod 12 so as to be able to collide with it.

0012 On the other hand, near the upper end of the second interlocking rod 31, the rear end of the operating piece 40 is a pin 40a. The operation piece 40 is pivotally connected, and the approximately middle position of the operation piece 40 is connected to a shaft 41 fixed to the outer frame 2. It is pivoted so that it can rotate freely. The second interlocking rod 31 is constantly moved by the spring 38. When the locking device 9 is pressed upward, the tip of the operating piece 40 It is located in contact with the upper surface of the receiving piece 22 formed on the door frame unlocking rod 13.

[0013] The reversible rotary motor 32 is fixed to the lower part of the outer frame 2 via a mounting plate 42. Ru. A gear 44 is fixed to the output shaft 43, and is movable with the gear 44. The gear portion of the rack 33 is engaged with the gear portion. Further, on the upper surface of the movable rack 33, a first A sloped portion 45 is formed, and a second sloped portion 46 is formed at the rear. and, The lower end of the first interlocking rod 30 is brought into contact with the first slope portion 45 via the roller 47, The lower end of the second interlocking rod 31 is brought into contact with the second slope portion 46 via the roller 48. There is.

[0014] As shown in FIG. 10, three through holes 49a, 49b, 49 are provided on the side surface of the gear 44. c is drilled. In addition, the mounting plate 42 is provided with holes in connection with each of the through holes 49a to 49c. A U-shaped photo sensor 50 containing a built-in optical element and a light receiving element is fixed. this In the photo sensor 50, light from the light emitting element passes through each of the through holes 49a to 49c and is transmitted to the light receiving element. The position is chosen so that it is incident on . The through hole 49a is a reversible rotary motor. The through holes 49b and 49c are used to command the motor 32 to stop. Used to command rotation in the opposite direction.

[0015] In the above configuration, first open the front frame 3 or the glass door frame 5 using a key. Let me explain the case. In FIG. 7, the lock shaft 24 of the lock 23 is inserted into the keyhole 23a. When the cam plate 25 is turned in the direction of the arrow with a key (not shown), the cam plate 25 rotates, and the engagement protrusion on one side of the cam plate 25 rotates. The lever 26 engages with the engaging piece 18 of the front frame unlocking rod 12, and the front frame unlocking rod 12 is opened as shown in FIG. Push upwards as shown by the chain line. At the same time, the first interlocking rod 30 is connected by the receiving piece 19 of this. is moved upward via the engagement piece 18, thereby causing the hook pieces 34, 35 to engage the pin 34. a, 34a as a fulcrum and rotates upward as shown by the chain line in FIG. 29. As a result, the front frame 3 can be opened. On the other hand, when the lock shaft 24 is turned in the direction of the arrow in FIG. The lever 27 engages with the engagement piece 20 of the glass door frame unlocking rod 13 to release the glass door frame unlocking rod 13. Press down as shown by the chain line in Figure 8. Along with this, the engagement piece 21 is moved to the opening/closing lever. -Push down 51. As a result, the glass door frame 5 is opened.

[0016] Next, the case where the front frame 3 or the glass door frame 5 is electrically opened will be explained. . When opening this front frame 3 or glass door frame 5 electrically, for example, This is done based on an unlocking command signal from the control room. In other words, the command to unlock the front frame 3 When the signal is sent, the reversible rotary motor 32 rotates in one direction and its output shaft 43 is rotated. The gear 44 rotates in the direction of the arrow shown in FIG. The matching movable rack 33 is slid to the right as shown by the chain line in the figure. This movable The sliding of the lever 33 causes the first interlocking rod 30 to come into contact with the first slope portion 45 thereof. The hook pieces 34, 35 and the engaging rollers 28, 29 move upward as shown by the chain line in the same figure. Release the engagement state with. As a result, the front frame 3 is unlocked and at the same time the movable ramp is unlocked. The front frame 3 is pushed out at the front end of the rack 33 and opened automatically. When the movable rack 33 reaches almost the end, the light emitting element of the photo sensor 50 is activated. The light enters the light receiving element through the through hole 49b of the gear 44, and the reversible rotary motor 32 is reversed. Sends a signal to rotate in the direction. Accordingly, the reversible rotary motor 32 rotates in the reverse direction, and the movable lamp When the lock 33 slides to the left and reaches the original position shown by the solid line in Figure 11, the photo sensor The light from the light emitting element 50 enters the light receiving element through the through hole 49a of the gear 44, and is reversibly rotated. The rotation motor 32 is stopped. At the same time, the first interlocking rod 30 is biased by the spring 38. The hook pieces 34 and 35 can be lowered to their original positions and engaged with the engagement rollers 28 and 29. make it possible.

[0017] On the other hand, when the unlock command signal for the glass door frame 5 is sent in the state shown by the solid line in FIG. , the reversible rotary motor 32 rotates in the opposite direction to when the front frame is unlocked, and its output shaft 4 3, the gear 44 rotates in the direction of the arrow shown in FIG. Slide it to the left as shown by the line. By sliding the movable rack 33 to the left, , the second interlocking rod 31 moves upward as shown by the chain line in the same figure, and the operating piece 40 accordingly moves to the pin 40a. Rotate downward using the locking device 9 as a fulcrum and push the receiving piece 22 of the glass door frame unlocking rod 13 of the locking device 9 downward. (See the chain line in Figure 12). As a result, the glass door frame unlocking rod 13 is engaged. The piece 21 pushes down the opening/closing lever 51, and the glass door frame 5 is unlocked and opened. . Then, the light from the light emitting element of the photo sensor 50 is received through the through hole 49c of the gear 44. When the light enters the optical element, it sends out a signal to rotate the reversible motor 32 in the opposite direction. The signal causes the reversible rotary motor 32 to rotate in the reverse direction, and the movable rack 33 moves to the position indicated by the solid line in Fig. 12. When the position is reached, the reversible motor 32 is stopped. At the same time, the second interlocking rod 31 is lowered to its original position by the bias of the spring 38, and the glass door frame unlocking rod 13 is pushed down. Release.

[0018] However, in the present invention, as shown in FIGS. 3 to 5, a lock 23 is provided on the front surface of the front frame 3. A decorative plate 53 with a transparent circular hole 52 is fixed, and a plate-shaped lid is attached to the front surface of the decorative plate 53. A material 54 is provided. This lid member 54 has a shaft pin 55 protruding from the upper part of the back surface thereof. It is rotatably supported with respect to the decorative plate 53 by. Further, the lid member 54 has an upper end. It is formed in an arc shape centered on the shaft pin 55, and the lower end is formed in an inclined shape. Ru. The shaft pin 55 moves the lid member 54 counterclockwise as shown by the chain line in FIG. When the front surface of the lock 23 is released by rotating in the direction shown in FIG. The position is selected so that it does not protrude and hit the metal frame 4. 56 is the lower end of the lid member 54 The lid member 54 is placed in contact with the front surface of the lock 23 to properly restrict its rotation. A protruding portion 68 formed on the front surface of the sliding plate 53 is a hole through which the shaft pin 55 is inserted. On the other hand, a recessed hole 57 is formed in the front surface of the front frame 3 corresponding to the back surface of the decorative plate 53. An electromagnet 58, which is an example of an electric locking means, is installed inside the recessed hole 57. It is. This electromagnet 58 is connected to the electric circuit of the electric unlocking means. , the power is kept on at all times while the amusement park is open. And this plunger 5 9 is formed on the back surface of the lid member 54 through a through hole 60 drilled in the decorative plate 53. It enters the engagement recess 61 and locks the cover member 54 unrotatably at a position where it closes the front surface of the lock 23. It is designed to be checked. As a result, the electromagnet 58 is demagnetized and this plan The lid member 54 cannot be rotated unless the gear 59 retreats from the engagement recess 61. Therefore, fraudulent acts using duplicate keys can be completely prevented. Furthermore, after the store is closed, the electromagnet 58 is demagnetized by stopping the power supply to the pachinko machine. The cover member 54 becomes rotatable and the key can be used freely. to this Therefore, nail adjustments and maintenance and inspection of the back mechanism can be carried out without any trouble after the store is closed. Open again When an employee of the game center uses a key to open the front frame 3 or the glass door frame 5 inside the store, In the event of an emergency, an electrical signal from the control room, a magnetic card, or a recited number may be used. Various means are conceivable, such as demagnetizing the electromagnet 58 by demagnetizing the electromagnet 58.

[0019] 13 and 14 show other embodiments of the present invention. Specifically, decoration A circular hole 52 through which the lock 23 faces and an opening groove 62 are bored in the plate 53, and holes are formed on both sides of the upper part. Side pieces 64, 64 having a shaft hole 63 are integrally formed. In addition, the lid member 54 has a rear surface. It is formed into a box shape with an opening, and protrusions 65 are formed at the top of both sides. and is rotatably mounted on the front surface of the decorative plate 53 by fitting the protrusion 65 into the shaft hole 63. It will be worn. In addition, the bottom surface of the lid member 54 is provided with an opening extending from the opening groove 62 into the recessed hole 57 of the front frame 3. A protruding piece 66 is formed on which the plunger 59 of the electromagnet 58 is attached. An engagement hole 67 into which the holder is inserted is bored. Therefore, when the electromagnet 58 is energized, In the excited state, the plunger 59 of this plunges into the engagement hole 67 and closes the lid member 5. 4 is locked so that it cannot be opened. This completely prevents fraudulent activities using duplicate keys. can be prevented. When the electromagnet 58 is demagnetized, the plunger 59 engages. The cover member 24 can be opened by retreating from the matching hole 67, and the key can be used. Ru. Note that among the symbols attached to FIGS. 13 and 14, those that correspond to those in FIGS. 3 to 5 indicates the same part name.

[0020]

[Effect of the idea]

As explained above, in this invention, the key is inserted into the keyhole of the lock and turned. For pachinko machines that open either the front frame or the glass door frame. Leave it behind. A lid member is provided that can be rotated between a position where the front surface of the lock is closed and a position where it is opened. Always lock the lid member in a position that blocks the front of the lock using an electric locking means. This makes it possible to completely prevent fraudulent activities using duplicate keys. In addition, the structure is simple and can be easily applied to any pachinko machine without requiring major design changes. It has the effect of being able to be applied at low cost.

[Brief explanation of drawings]

FIG. 1 is a front view of a pachinko machine.

FIG. 2 is a rear perspective view of the pachinko machine with the front frame open.

FIG. 3 is a front view of a pachinko machine showing the main parts of the present invention.

FIG. 4 is an exploded perspective view showing essential parts of the present invention.

FIG. 5 is a sectional view of essential parts of the present invention.

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

FIG. 7 is a perspective view of the locking device for explaining the opening action of the front frame.

FIG. 8 is a perspective view of the locking device for explaining the opening action of the glass door frame.

FIG. 9 is a perspective view showing a combination of the locking device and the electrical unlocking means.

FIG. 10 is a perspective view showing the main parts of the electrical unlocking means.

FIG. 11 is an explanatory diagram of the operation of electrically opening the front frame.

FIG. 12 is an explanatory diagram of the operation of electrically opening the glass door frame.

FIG. 13 is an exploded perspective view of main parts of another embodiment of the present invention.

FIG. 14 is a sectional view of essential parts of another embodiment of the present invention.

[Explanation of symbols]

1 Pachinko machine 3 Front frame 5 Glass door frame 23 tablets 23a Keyhole 54 Lid member 58 Electric locking means (electromagnet)

Claims (1)

[Scope of utility model registration request] Claim 1: A pachinko machine in which a front frame or a glass door frame can be unlocked by inserting a key into a key hole of a lock provided on the front side of the front frame and turning the key, a lid member that can be rotated between a closing position and an opening position, and an electric locking means for locking the lid member in a position that closes the front surface of the lock, and the electric locking means A pachinko machine characterized in that the lid member is configured to be unlocked by the lock.