JPH10328386A - Substrate box for game machine - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a shield effect against electromagnetic noises, and easily detect the fraudulent action when a fraudulent action is performed. SOLUTION: After constituting this substrate box 1 comprising a box main body 2 and a box lid body 3, of a conductive high molecular material having light permeability, e.g. a charged transparent ABS resin, in the box main body 2, a control circuit substrate 10 is placed and fixed. Then, the box lid body 3 is placed from the top of the box main body 2, and by placing a sealing paper 5 between the box main body 2 and the box lid body 3, the substrate box 1 is sealed. As a result, a fraudulent action which is applied to the control circuit 10 can be easily detected without unsealing the substrate box 1. Also, since the substrate box 1 has conductivity, a charging due to electromagnetic noises such as electromagnetic waves is prevented from generating. Therefore, the electronic parts of ROMs 12, 13 for control, etc., which are loaded on the control circuit substrate 10 are prevented from wrongly operating.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a board box for a game machine that encloses a circuit board of a game machine or the like.

[0002]

2. Description of the Related Art In recent years, gaming machines such as pachinko machines and slot machines have become the mainstream to control a prize device, a display device, and the like provided on a game board to enhance the interest of the game. The control of the winning device and the display device is performed by a logic control circuit board on which a large number of electronic components such as ICs and LSIs are mounted, or a control circuit board having a microcomputer. These control circuit boards are housed in a game machine board box attached to a winning ball collecting cover or a mechanism plate provided on the back surface of the game board and attached to the game machine.

The board box for a gaming machine is made of a metal material having a shielding effect against electromagnetic noise in order to prevent electronic components and the like disposed on the control circuit board from malfunctioning due to electromagnetic noise. ing. This board box for a game machine made of a metal material has a shielding effect against static electricity, magnetism, electromagnetic waves, and the like, and as a result,
The gaming machine can be normally operated by suppressing malfunctions of electronic components and the like.

On the other hand, in a gaming machine using such a control circuit board, in recent years, illegal remodeling of the control circuit board, for example, by removing and replacing a control ROM storing control information relating to game contents from the control circuit board, A fraudulent act of changing the game content of a gaming machine has become a problem. In order to prevent such misconduct, the gaming machine board box is sealed with a sealing paper or the like after storing the control circuit board.

[0005]

However, since the game machine board box is formed of an opaque metal material, if the control circuit board is illegally modified, the game machine board box must be opened. If the modification is not found. Further, in the case of resealing the opened game machine substrate box, it is necessary to apply for the replacement of the sealing paper, which causes a problem that a series of procedures becomes complicated.

In order to solve such a problem, when the substrate box for a game machine is formed of a transparent resin, the transparent resin has a large surface specific resistance value, and the substrate box for a game machine is charged. There has been a problem that electronic components and the like disposed on the control circuit board malfunction due to electromagnetic noise and the gaming machine cannot be operated normally.

Further, in order to solve such a problem, when a metal material having conductivity is applied to the surface of a game machine substrate box made of a transparent resin or the like and subjected to an antistatic treatment, the There is a problem that the light transmittance of the substrate box is reduced and the inside cannot be seen through.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and has a shielding effect against electromagnetic noise. When an illegal act is performed, the illegal act can be easily found. It is an object of the present invention to provide a board box for a gaming machine which can be used.

[0009]

Means for Solving the Problems To achieve this object, a board box for a game machine according to claim 1 encloses a circuit board on which components for controlling a game are mounted and has an antistatic property. It is formed of a transparent polymer material having a molecular structure having According to the board box for a game machine according to claim 1, since the board box for a game machine is formed of a transparent polymer material, a circuit board or the like inside the board box for a game machine from the outside without opening the board box for a game machine. Can be seen through. Further, since such a game machine substrate box is formed of a polymer material having a molecular structure having antistatic properties, it is possible to block external electromagnetic noise due to static electricity, magnetism, electromagnetic waves, and the like.

[0010]

Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings. FIG. 1 is an exploded perspective view of a board box 1 which is an embodiment of a board box for a gaming machine of the present invention, and FIG. 2 is a perspective view of a control circuit board 10 mounted in the board box 1. . FIG.
FIG. 4 is a perspective view of the sealed substrate box 1, and FIG. 5 is a cross-sectional view of the sealed substrate box 1. It should be noted that only the control ROMs 12 and 13 are shown on the control circuit board 10 shown in FIGS. 1 and 2, and other various electronic components are omitted.

As shown in FIG. 1, a board box 1 is provided with a control RO storing a control program and data relating to a game content of a gaming machine such as a pachinko machine or a slot machine.
Control circuit board 1 on which electronic parts such as M12 and M13 are mounted
And a box body 2 and a box lid 3 covered by the box body 2.
And

The box body 2 and the box lid 3
Are formed in a substantially rectangular dish shape. When the control circuit board 10 is housed in the box main body 2, the opening surfaces thereof are opposed to each other so as to be united (matched), so that the control circuit board 10 Encased in box 1. After enclosing the control circuit board 10, the board box 1 is sealed with a sealing paper 5 described later (see FIG. 4). In addition, substantially rectangular cutouts 2a and 3a are formed on one side wall surface of the box body 2 and the box cover 3, respectively. When the box body 2 and the box cover 3 are combined, the board box 1 A substantially rectangular opening 4 is formed on one side wall surface (see FIG. 4). The substrate box 1 sealed through the opening 4
, A plurality of codes 11 described later are derived.

A plurality of ventilation holes 3b for heat radiation are formed in the upper wall surface of the box cover 3, and are heated by heat generated by a power supply device (not shown) mounted on the control circuit board 10. The air in the substrate box 1 is divided into the plurality of ventilation holes 3b.
From the substrate box 1. Therefore, the temperature rise in the board box 1 can be suppressed, and the malfunction of the control ROMs 12 and 13 due to the temperature rise can be prevented. The vent 3b does not necessarily need to be formed in the box lid 3, but may be formed in the wall of the box body 2. That is, the ventilation hole 3b may be formed at a position in the substrate box 1 where heat can be efficiently dissipated in accordance with the arrangement of components that generate heat, such as a power supply device.

The box body 2 and the box lid 3
Sealing paper 5 is attached to the wall surface on which the opening 4 is formed (see FIGS. 1 and 4). The sealing paper 5 is for preventing a fraudulent act of remodeling the control circuit board 10 in the board box 1 to change the game content, and
And the box cover 3. Once the sealing paper 5 has been peeled off, its traces remain and cannot be pasted again, and if it is to be replaced with another sealing paper 5, an application or other procedure is required (see FIG. 4).

The box body 2 and the box lid 3 are
All of them are made of a light-transmitting conductive polymer material, and the control circuit board 10 housed and sealed in the substrate box 1 can be seen through from the outside of the substrate box 1. Therefore, for example, illegal actions such as illegally arranging a jumper wire on the control circuit board 10 or cutting a circuit pattern (not shown) of the control circuit board 10 illegally can be performed without opening the board box 1. Can be easily found. Therefore, there is no need to perform a procedure such as an application for replacing the sealing paper 5 which is performed every time the state of the control circuit board 10 is checked.

Since the box body 2 and the box cover 3 are both conductive, they have a shielding effect against electromagnetic noise such as static electricity, magnetism and electromagnetic waves. The electric charge charged in the substrate box 1 can be discharged by connecting the substrate box 1 to a ground wire or the like and grounding it. Therefore, the board box 1 is prevented from being charged by electromagnetic noise, and the control circuit board 10
It is possible to prevent malfunctions of electronic components such as the control ROMs 12 and 13 mounted on the electronic components. Furthermore, since the box body 2 and the box lid 3 are made of a polymer material, the board box 1 can be reduced in weight and can have excellent impact resistance and mechanical strength.

The conductive polymer material constituting the box body 2 and the box lid 3 includes, for example, transparent acrylonitrile-buzadiene having conductivity (antistatic property).
A styrene copolymer (hereinafter, referred to as “antistatic transparent ABS resin”) is used. An example of the surface specific resistance of the antistatic transparent ABS resin is approximately 1 × 10 ¹² to
5 × 10 ¹³ Ω · cm (representative value), and the light transmittance is
It is about 86% (representative value).

The box body 2 and the box cover 3
Is not necessarily an antistatic transparent ABS resin, but may be a polymer material having a light transmitting property and an antistatic property. For example, a polycarbonate resin having excellent transparency, impact resistance, and mechanical strength and having conductivity may be used. In addition, even if it is an organic polymer material having electrical insulation properties, for example, engineering plastics such as modified polyphenylene oxide (modified PPO), polysulfone, and polyamide, and general-purpose resins such as polyethylene, polypropylene, and polymethyl methacrylate, it is transparent. It can be used as long as it has been subjected to a treatment exhibiting conductivity while maintaining the property (light transmission). In addition, a polymer material having conductivity due to its molecular structure, for example, polyacetylene, poly-p-phenylene, polypyrrole, polyphenylene sulfide or the like having a covalent double bond due to π electrons AsF ₅ , iodine or other electron accepting molecules or By adding an electron-donating substance such as an alkali metal,
Conjugated system partially oxidized or reduced to generate free electrons (doping) or polythiazyl (SN)
_It is an inorganic substance that shows metallicity as it is like _n ,
In addition, any material having transparency (light transmittance) can be used.

As shown in FIG. 1, a control circuit board 10 is fixed inside the box body 2. As shown in FIGS. 1 and 2, the control circuit board 10 is a well-known circuit board, and on the upper surface (component side) side, control information (programs and data) related to game contents of the gaming machine is stored. ROMs 12 and 13 are mounted, and a circuit pattern is formed by etching on the back surface (solder surface) side. Control ROMs 12, 13
Characters and numbers 12a and 13a are respectively displayed on the upper surface of the control ROMs 12 and 13 and these characters and numbers 12a and 13a are unique to the control ROMs 12 and 13, respectively.
Therefore, when the control ROMs 12, 13 and the like of the control circuit board 10 are replaced with different control ROMs and an illegal act of changing the game content is performed, the characters / numbers 12a, 13a
, It is possible to easily determine whether or not the wrongdoing has been performed. In this case, since both the box body 2 and the box lid 3 in the board box 1 have optical transparency, the characters / numbers 12a and 13a can be confirmed without opening the board box 1.

A plurality of connectors 11a are provided at one end of the control circuit board 10. The plurality of connectors 11a are arranged side by side in the longitudinal direction of the control circuit board 10, and a plurality of electrode terminals (not shown) protrude from each connector 11a. Each of the connectors 11a is provided with a wiring connector 11b in which an electrode terminal is recessed corresponding to the electrode terminal by fitting.
The cord 11 is connected to each wiring connector 11b. The cord 11 is composed of a plurality of wiring cords 11c having substantially the same shape, and the wiring cords 11c are joined in parallel to form a strip. Each wiring cord 11c is connected to each electrode terminal of the wiring connector 11b.

As shown in FIG. 3, on the back side (solder side) of the control circuit board 10 facing the bottom of the box body 2,
A circuit pattern (not shown), an identification number 10a such as a board number of the control circuit board 10, a board manufacturer, and a game machine maker name are described by the etching process. Therefore, when the control circuit board 10 is stored in the board box 1 and sealed, the identification mark 10 a can be confirmed from the bottom side of the box body 2 without opening the board box 1. Thus, it is possible to easily find a fraudulent act of replacing the control circuit board 10 with an illegal control circuit board.

Incidentally, since the identification mark 10a is formed simultaneously with the etching of the circuit pattern, the identification mark 1a is formed.
A separate process for forming Oa is not required, and the manufacturing process of the control circuit board 10 can be simplified. The identification mark 10a and the circuit pattern may be either insulated or conductive.

As shown in FIG. 1, a stopper member 20 is integrally formed on the right side of the upper inner wall surface of the box lid 3. The stopper member 20 is a plate-like body, and is formed substantially perpendicular to the upper inner wall surface of the box lid 3. As shown in FIG. 5, when the box body 2 and the box lid 3 are combined, the stopper member 20 is formed so as to be located outside the connectors 11a and 11b (right side in FIG. 5). A gap is formed between the lower end of the stopper member 20 and the upper surface of the control circuit board 10, which is substantially equal to the outer diameter of the wiring cord 11c of the cord 11.
Therefore, the control circuit board 10 from outside the board box 1
The cord 11 can be led out of the board box 1 by pulling out the cord 11 from the opening 4 through the cord 11 through this gap.

Since the cord 11 is pressed from above by the lower end of the stopper member 20, the cord 1
When any tensile force acts on the stopper member 1,
Suppresses the tensile force on the cord 11. On the other hand, since the wiring connector 11b is vertically pressed into the connector 11a and connected thereto, the cord 11 is connected to the wiring connector 11a.
b cannot be pulled in the connection direction. Therefore, the disconnection of the wiring connector 11b is prevented, and the wiring connector 11b
Can be prevented from being performed intentionally.

Next, a method of using the substrate box 1 will be described. First, as shown in FIG. 1, the control circuit board 10 is placed on the bottom surface of the box body 2 with the back surface (the surface on which the circuit pattern is formed) facing the bottom, and the control circuit board 10 is fixed to the box body 2. Then, while pulling out each cord 11 connected to the control circuit board 10 from the notch 2a to the outside of the box main body 2, the box lid 3 is fitted from above the box main body 2 and covered. Box body 2
When the box cover 3 is covered from above, the lower end of the stopper member 20 presses down the respective cords 11 from above, and the respective cords 11 pass through the rectangular openings 4 formed by the cutouts 2a and 3a. It is led out (see FIGS. 4 and 5). Thereafter, a sealing paper 5 is applied between the box body 2 and the box lid 3 to seal the substrate box 1.

As described above, the present invention has been described based on the embodiments. However, the present invention is not limited to the above embodiments, and various improvements and modifications can be made without departing from the gist of the present invention. Can easily be inferred.

For example, in this embodiment, the substrate box 1
Is used to house the control circuit board 10 of the gaming machine, but is not necessarily used for housing the control circuit board of the game machine, and is used for other electric circuit boards. You may.

In this embodiment, the sealing paper 5 is applied over the box body 2 and the box lid 3 to seal the substrate box 1, but the sealing means of the substrate box 1 is not necessarily limited to this. Not something. For example, the box body 2 and the box lid 3 may be sealed using a sealing screw.

A game machine board box for sealing while enclosing a circuit board on which components for controlling a game are mounted, characterized by being formed of a transparent material having an antistatic property. Board box for gaming machines. According to such a game machine board box, the circuit board is sealed while being enveloped. Therefore, it is possible to prevent a fraudulent act of changing the game content of the gaming machine by improving the circuit board in the gaming machine board box. In addition, if an illegal act of changing the game content of the gaming machine is performed, since the gaming machine substrate box is formed of a transparent material, it can be found without opening the gaming machine substrate box. .
For example, it is possible to easily find a jumper wire and a cut of a circuit pattern wired on a circuit board. Since the gaming machine substrate box has an antistatic property, charging of the gaming machine substrate box is prevented and electromagnetic noise from outside is cut off. Therefore,
Malfunctions of components for controlling a game mounted on the circuit board can be prevented.

A game machine board box made of a light-transmitting conductive polymer material that encloses a circuit board on which components for controlling a game are mounted. Since such a game machine substrate box is formed of a conductive polymer material having a light transmitting property, for example, a jumper wire is wired on a circuit board enclosed in the game machine substrate box to play the game machine. It is possible to detect a fraudulent act of changing the contents and a fraudulent act of changing the game contents by cutting the circuit pattern or the like without opening the game machine board box. Further, since the gaming machine substrate box is formed of a conductive polymer material, charging of the gaming machine substrate box can be prevented, and electromagnetic noise from outside can be cut off. Therefore, it is possible to prevent malfunction of components for controlling the game mounted on the circuit board. Further, a game machine substrate box formed of a conductive polymer material can be reduced in weight as compared with a game machine substrate box formed of a metal material.

The components for controlling the game include a control ROM, and at least one of the control ROM and the circuit board displays the number of the control ROM. Therefore, when the game content of the gaming machine is changed by illegally replacing the control ROM, the number of the control ROM enclosed in the gaming machine board box is checked from the outside and inspected, Such misconduct can be easily found.

Further, a board number is displayed on the circuit board. Therefore, in the case where a fraudulent act of changing the game content of the gaming machine by replacing the circuit board is performed, such fraudulent act can be easily found by checking the board number of the circuit board.

The board number and the circuit pattern of the circuit board are both formed by etching. Therefore, the step of displaying the board number on the circuit board and the step of forming the circuit pattern can be performed at the same time, so that the manufacturing steps of the circuit board can be simplified.

Further, a plurality of ventilation holes are formed in the game machine substrate box. Therefore, the air in the game machine board box heated by the heat generated by the components mounted on the circuit board can be released to the outside of the game machine board box. Therefore, an increase in the temperature in the gaming machine substrate box is suppressed, and malfunctions of components for controlling a game, such as a control ROM, caused by an increase in the temperature in the gaming machine substrate box can be prevented.

[0035]

According to the gaming machine board box of the present invention, since it is formed of a transparent polymer material having a molecular structure having antistatic properties, the state of the circuit board can be checked from the outside. Can be. Therefore, there is an effect that it is possible to detect an illegal act of changing the game content of the gaming machine without opening the gaming machine substrate box. For example, it is possible to easily find a jumper wire and a cut of a circuit pattern wired on a circuit board. Also,
Since the board box for gaming machines has antistatic properties,
It is possible to prevent charging of the gaming machine substrate box and to block external electromagnetic noise. Therefore, there is an effect that components for controlling the game mounted on the circuit board can be prevented from malfunctioning and can be operated normally.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of a board box which is one embodiment of a board box for a gaming machine of the present invention.

FIG. 2 is a perspective view of a control circuit board installed in a board box.

FIG. 3 is a bottom view of the control circuit board.

FIG. 4 is a perspective view of a sealed substrate box.

FIG. 5 is a cross-sectional view of the sealed substrate box.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 Board box (game machine board box) 2 Box body 2a, 3a Notch 3 Box lid 3b Vent hole 4 Opening 5 Sealing paper 10 Control circuit board (circuit board) 11 Code 11a Connector 11b Wiring connector 11c Wiring code 12, 13 Control parts (parts for controlling the game) 12a, 13a Character / number display 20 Stopper member

Claims (1)

[Claims] 1. A game machine substrate box for enclosing a circuit board on which components for controlling a game are mounted, wherein the substrate box is formed of a transparent polymer material having a molecular structure having an antistatic property. A substrate box for a gaming machine.