JP2001204941A - Substrate box device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To prevent an illegal action to a control substrate, which controls a game machine, from occurring. SOLUTION: In this substrate box device, the control substrate 11 having a circuit region 12 and a connector arranging region 18 is housed between a base body 20 and a lid body 30 which is openably fitted on the base body 20. In the lid body 30, a circuit region covering section 31 which covers the circuit region 12, and a connector region covering section 40, which has a connector opening 43 to expose a connector 19 of the connector arranging region 18, and covers the connector arranging region 18, are provided. In the connector region covering section 40, a surrounding wall 44 for reinforcement is formed around the connector opening 43.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a board box device in which a control board for controlling a game machine such as a pachinko machine and a slot machine is stored.

[0002]

2. Description of the Related Art In a gaming machine such as a pachinko machine or a slot machine, a control board for controlling the gaming machine is housed in a housing box to be protected. In such a board box device, the storage box for storing the control board includes a base body and a lid body openably and closably mounted on the base body. Further, the control board is provided with a circuit area substantially at the center thereof, and a connector arrangement area is provided at a portion closer to one side of the control board. In the circuit area of the control board, the CPU, RA,
Various circuit elements and circuit patterns, such as M and ROM, are arranged, and various connectors are arranged in the connector arrangement area. On the other hand, a circuit area covering portion that covers the circuit area of the control board and protects the circuit area is formed on the lid.
Further, the lid is provided with a connector area cover having openings for individually exposing the various connectors provided in the connector arrangement area of the control board, and the connector area cover is provided with the connector area cover. There is known a structure that covers the installation area to prevent illegal acts on the connector installation area. Such a substrate box device is disclosed in, for example, Japanese Patent Application Laid-Open No. 11-33194.

[0003]

By the way, in the above-mentioned conventional board box device, the connector area cover is formed in a flat plate shape protruding from one side of the circuit area cover. For this reason, a foreign substance such as a metal plate or a wire may be accidentally inserted from between the connector area covering portion and the control board. Then, the connector area covering portion is bent in a direction away from the control board, and foreign matter enters the connector arrangement area and the circuit area of the control board from a gap generated by this, and an illegal act is performed on the control board. There was a case.

[0004] An object of the present invention is to provide a board box device capable of preventing an illegal act on a control board in view of the above problems.

[0005]

To achieve the above object, a board box device according to a first aspect of the invention has a gist as described in claim 1. Therefore, the connector region covering portion is prevented from being bent by the surrounding wall of the connector region covering portion of the lid. For this reason, even if a foreign object such as a metal plate or a wire is inserted between the connector area covering portion of the lid and the base body, and the connector area covering portion is bent to form a gap, it is difficult to form a gap. As a result, the connector area of the control board can be firmly covered by the connector area covering portion of the lid, thereby preventing improper act on the connector area. Furthermore, a gap is formed between the cover area of the cover in the connector area and the base body, and a foreign substance such as a metal plate or a wire enters through the gap, and illegal acts are performed on the connector arrangement area or the circuit area of the control board. Troubles are prevented.

Further, a board box device according to a second aspect of the invention has a gist as described in claim 2. Therefore, a gap is formed between the connector area covering portion of the lid and the base body, and even if a foreign substance such as a metal plate or a wire is inserted from the gap, the penetration of the foreign substance is stopped by the protective wall, and It is possible to prevent intrusion into the inside. This prevents a problem in which an illegal act is performed on the control board.

[0007] Further, a board box device according to a third aspect of the invention has a gist as described in claim 3. Therefore, the control wall is formed by the surrounding wall formed around the connector opening of the connector region covering portion of the lid and the protective wall provided near the boundary between the circuit region covering portion and the connector region covering portion of the same lid. Fraud against the substrate is double prevented.

Further, a board box device according to a fourth aspect of the present invention has a gist as described in claim 4. Therefore, since the surrounding wall of the connector region covering portion of the lid is formed at substantially the same height as the connector of the control board, the surrounding region can further reinforce the connector region covering portion, and the connector region can be reinforced. It is very effective in preventing deformation of the cover. Moreover, when the terminal connector of the connection line is connected to the connector of the control board, the terminal connector of the connection line can be inserted and guided using the surface of the connector area covering portion of the lid and the inner surface of the surrounding wall as guide surfaces. . For this reason, the terminal connectors of the connection lines can be easily inserted and connected to the connector of the control board.

[0009]

Embodiments of the present invention will be described with reference to the drawings. In FIG. 3 showing the substrate box device from the front, FIG. 1 showing a cross section based on the II line in FIG. 3 and FIG. 2 showing a cross section based on the II-II line in FIG.
The board box device 1 mounted at a required position of a game machine such as a pachinko machine or a throttle machine includes a storage box 10 and a control board 11. The storage box 10 includes a base body 20 and a lid 30 that covers the base body 20. In this embodiment, the base body 20 and the lid body 30 are individually and integrally formed of a synthetic resin material to be colorless and transparent or colored and transparent. Thus, the entire inside of the storage box 10 can be seen through. The base body 20 includes a substantially square bottom plate portion 21 and a peripheral wall portion 22 protruding from a peripheral edge portion of the bottom plate portion 21.
Further, it is formed in a box shape having a storage chamber with one side opened for storing the control board 11.

The peripheral wall portion 22 of the base body 20 has a thicker portion near the base thereof, so that the inner wall of the peripheral wall portion 22 has a stepped portion for receiving the rear peripheral edge of the control board 11. A support surface 24 is formed. Also,
The control board 1 is located at a required position of the bottom plate 21 of the base body 20.
A fastening boss (not shown) for 1 is protruded to a position substantially equal to the height of the support surface 24. And base body 2
0, the control board 11 is provided on the support surface 24 of the peripheral wall 22.
Is received and fitted. The control board 11 is housed and fixed in the base body 20 by screwing the screw into the fastening boss through the control board 11.

A circuit region 12 is provided substantially at the center of the surface of the control substrate 11 (the upper surface as viewed in FIG. 1).
A connector arrangement area 18 is provided on a portion of the surface of the control board 11 closer to one side (a lower portion and a left portion as viewed in FIG. 3). In the circuit area 12 of the control board 11,
Various circuit elements and circuit patterns such as a CPU, a RAM, a ROM, an IC, and a transistor, which constitute a control circuit for controlling a gaming machine such as a pachinko machine and a slot machine, are arranged. In addition, as shown in FIG.
, Various connectors 19 are arranged in a state of protruding from the surface of the control board 11, respectively. Terminal connectors of connection lines are inserted into these various connectors 19 and connected.

As shown in FIGS. 2 and 3, an extension 28 extending upward from the upper end of one side wall of the peripheral wall 22 of the base body 20 is provided with a lid 30 by an opening / closing mechanism 25. Are opened and closed, and the lid 30 is sealed in a closed state by a sealing means. The opening / closing mechanism 25 includes an engagement recess 26 formed on an upper portion of the extension 28 of the base body 20 and an engagement recess formed on one side of the lid 30 and removably engaged with the engagement recess 26. The projection 27 is provided. The lid 30 is opened and closed with respect to the base body 20 by using the engaging portion between the engaging concave portion 26 and the engaging convex portion 27 as a fulcrum, and is removed by detaching the engaging convex portion 27 from the engaging concave portion 26. It has become.

As shown in FIGS. 1 and 3, the lid 30 has
A circuit area covering portion 31 that covers the circuit area 12 of the control board 11
And a connector area covering portion 4 for covering the connector arrangement area 18.
0 are formed respectively. The circuit area covering portion 31 of the cover 30 includes a cover plate portion 32 and a peripheral wall portion 33 formed in a substantially rectangular ring shape along the outer peripheral edge of the cover plate portion 32. In this embodiment, the peripheral wall portion 3 of the lid plate portion 32
3, the wall 33b on the right side in FIG. 3 includes the upper wall 22b of the peripheral wall 22 of the base body 20 and the wall 2 on the right.
It stands up close to or in contact with the tip surface of 2c. As shown in FIG. 2, a lower portion of the peripheral wall portion 33a of the lid 30 is cut away as shown in FIG. 3, and the opening and closing mechanism 25 is engaged with the tip of the cut portion. The protruding portion 27 is integrally extended. In the peripheral wall portion 33 of the cover plate portion 32, the lower wall portion 33 c and the left wall portion 33 d as viewed in FIG. 3 partition the circuit region 12 and the connector disposition region 18 of the control board 11. And stands up close to or in contact with the upper surface of the control board 11 (see FIG. 1).

A connector area cover 40 is formed on the outer surface of the lower wall 33c and the left wall 33d of the peripheral wall 33 of the lid 30 as viewed in FIG.
As shown in FIGS. 1 and 4, the connector area cover 40 is
From the predetermined height position (substantially the same height as the various connectors 19 in the connector mounting area 18 of the control board 11) on the outer surface of the lower wall portion 33c and the left wall portion 33d, the connector of the control board 11 is disposed. Lid plate portion 41 projecting toward region 18
And an outer wall portion 42 formed at a substantially right angle from the projecting end of the lid plate portion 41 toward the distal end surfaces of the wall portions 22c and 22d of the peripheral wall portion 22 of the base body 20. And
The outer wall portion 42 of the connector area covering portion 40 is close to or in contact with the distal end surfaces of the wall portions 22c and 22d of the peripheral wall portion 22 of the base body 20.

The cover 30 has a circuit area cover 3
In the vicinity of the boundary between the connector 1 and the connector area cover 40,
A protection wall 45 is provided for partitioning the circuit area 12 of the control board 11 and the connector arrangement area 18 to prevent foreign matter from entering the circuit area 12. In this embodiment, as shown in FIG.
In 3d, a protective wall 45 for preventing foreign matter intrusion extends from the extended position of the cover plate portion 41 of the connector area cover portion 40 to the end position of approaching or abutting on the upper surface of the control board 11.
And

As shown in FIG. 1 and FIG.
In the connector area covering section 40, the various connectors 19 provided in the connector providing area 18 of the control board 11 are exposed on the lid plate section 41, and the terminal connector 91 of the connection line 90 can be inserted. Each of the connector openings 43 is formed. Enclosure walls 44 are formed in the cover plate portion 41 of the connector area cover portion 40 so as to extend substantially perpendicularly to the control board 11 around the respective connector openings 43. Each of the surrounding walls 44 is close to or in contact with the upper surface of the control board 11. In other words, each surrounding wall 44 rises from the upper surface of the control board 11 to the height position of the various connectors 19 so as to surround the periphery of the various connectors 19 provided in the connector mounting area 18 of the control board 11. I have. The connector region cover 40 is configured such that the connector opening 43 of the cover plate portion 41 is reinforced by the surrounding walls 44, so that the connector region cover 40 is prevented from being bent and deformed. Further, the connector area cover 4
The height of the cover plate portion 41 is set at substantially the same height as the various connectors 19 of the control board 11.
A surrounding wall 44 is formed so as to surround the periphery of each connector opening 43.

Further, as shown in FIG. 1, the gap t between the outer surface of the connector 19 and the inner wall of the surrounding wall 44 is desirably set small enough that foreign matter cannot enter from outside. By setting the gap t so small that foreign matter cannot enter from the outside, the gap t causes the connector arrangement area 18 and the circuit area 1 of the control board 11.
2 is prevented from being fraudulently performed.
As shown in FIG. 1, a space surrounded by the cover plate portion 41 of the connector region covering portion 40 of the cover body 30, the surrounding wall 44, the outer wall portion 42, the protection wall 45, and the connector disposition region 18 of the control board 11. In the section S, various electrical components such as small resistors and capacitors can be provided on the connector mounting area 18 of the control board 11. In this way, it is also possible to arrange various electric components on the connector arrangement area 18 of the control board 11 for effective use.

As shown in FIGS. 3 and 4, between the base body 20 and the lid body 30, a plurality of groups of sealing parts for sealing the base body 20 with the lid body 30 closed. 50
A sealing means having a and 50b is provided. In this embodiment, between the base body 20 and the lid body 30, there are provided sealing part groups 50a and 50b at two places, a lower left side and a lower right corner, respectively, as viewed in FIG.
Each of the sealing unit groups 50a and 50b includes a plurality (four in FIG. 3) of sealing units 51, respectively. Each of these sealing portions 51
Are respectively configured to have the same structure, and a sealing boss 60 extending from the base body 20 so as to be able to be cut, a sealing fastening part 70 extending from the lid 30 so as to be able to be cut, and a sealing boss from the sealing fastening part 70. And a sealing screw 57 as a sealing member screwed into the screw 60. In addition, as the sealing screw 57, a one-way screw that allows rotation in the tightening direction but cannot rotate in the removal direction, or a cutting screw that cuts the tip of the head with a tightening torque equal to or more than a predetermined value. It is desirable to use.

The board box device 1 of the gaming machine according to this embodiment is configured as described above. Therefore, one sealing part 51 of each of the sealing part groups 50a and 50b is sealed by the sealing screw 57 that seals the base body 20 and the lid body 30 so that they cannot be removed.
Can be prevented from being accidentally opened and unauthorized modification of the control board 11 is performed. In addition, in the case of an on-site inspection by the authorities, if the lid 30 is to be removed for a valid reason, one sealing portion 51 sealed in each of the sealing portion groups 50a and 50b is cut off. The lid 30 is easily opened and removed while the sealing screw 57 is tightened. Further, the next sealing portion 51 in each of the sealing portion groups 50a and 50b is sealed by the sealing screw 57, so that the storage box 10 can be reused.

In this embodiment, the lid 30
The cover plate portion 41 of the connector region covering portion 40 is formed by surrounding walls 44 formed around the respective connector openings 43.
Reinforced, and its rigidity is enhanced. For this reason, as shown in FIG.
Is closed, and the predetermined sealing portion 51 in each of the sealing portion groups 50a and 50b is sealed by the sealing screw 57, and the connector area covering portion 40 of the lid 30 and the base 2
0, a foreign object such as a metal plate or a wire is inserted, and even if an attempt is made to bend the connector area cover 40 to create a gap, the bending of the connector area cover 40 is prevented by the surrounding wall 44 and a gap is formed. It becomes difficult. As a result, a gap is formed between the connector area covering portion 40 of the lid 30 and the base body 20, and a foreign substance such as a metal plate, a wire, or the like enters through the gap, and the ROM in the circuit area 12 of the control board 11 is illegally replaced. Unauthorized remodeling actions, such as being performed, are prevented.

In this embodiment, the height of the cover plate 41 of the connector area cover 40 is set at substantially the same height as the various connectors 19 of the control board 11, and the height of the connector area cover 40 is Each surrounding wall 44 is provided with the control board 11.
And rises from the upper surface of the control board 11 to the level of the various connectors 19 so as to surround the periphery of the various connectors 19. For this reason, the connector region covering portion 40 can be further reinforced by the surrounding walls 44, and the effect of preventing the connector region covering portion 40 from being deformed flexibly is great. Moreover, various connectors 19 of the control board 11
When the terminal connector 91 of the connection line 90 is connected to each other, the terminal connector 91 of the connection line 90 can be inserted and guided using the upper surface of the cover plate portion 41 and the inner surface of the surrounding wall 44 as guide surfaces. Therefore, the terminal connectors 91 of the connection lines 90 can be easily inserted and connected to the various connectors 19 of the control board 11, respectively, and the connection work of the connectors can be improved.

In this embodiment, the lid 30
The protective board 45 provided near the boundary between the circuit area cover 31 and the connector area cover 40 of the control board 1
The first circuit region 12 and the connector disposition region 18 are separated from each other, and intrusion of foreign matter into the circuit region 12 can be prevented. For this reason, if the connector area covering portion 4 of the lid 30 is
Even if a gap is formed between the base member 20 and the base body 20 and a foreign substance such as a metal plate or a wire is inserted through the gap, the entry of the foreign substance is stopped at the protection wall 45 and the foreign substance is further penetrated. Can be prevented. As a result, it is possible to prevent unauthorized modification such as unauthorized replacement of the ROM in the circuit area 12 of the control board 11.

The present invention is not limited to the above-described embodiment. For example, the following (A) or (B)
May be changed as described. (A) In the above embodiment, the lid 30 integrally includes the circuit area cover 31 and the connector area cover 40,
In addition, the case where one component is used has been described, but two or more components may be used. For example, as shown in FIGS. 5 and 6, in the connector area covering portion 40 of the lid body 30, a peripheral frame portion 41 a forming a frame shape along the peripheral edge portion of the lid plate portion 41, and the peripheral frame portion 41 a The required number to be fitted and held in the frame opening (two in FIG. 5)
May be configured to be separable by a total of three parts of the plate portion 41b. However, in this case, in the connector area covering section 40 of the lid 30, the various kinds of connectors 19 arranged in the connector arrangement area 18 of the control board 11 are provided on the plate section 41 b.
Are exposed to form connector openings 43 respectively. Further, an enclosing wall 44 is formed around each connector opening 43 in the plate portion 41b. Each of the surrounding walls 44 is close to or in contact with the upper surface of the control board 11. Then, each surrounding wall 44 rises from the upper surface of the control board 11 to the height position of the various connectors 19 so as to surround the periphery of the various connectors 19 provided in the connector mounting area 18 of the control board 11. . The connector region covering portion 40 has the connector opening portion 43 of the plate portion 41b reinforced by the surrounding walls 44, so that the bending deformation of the connector region covering portion 40, in particular, the bending deformation of the plate portion 41b. Is to be prevented.

As described above, since the plate portion 41b of the connector region covering portion 40 of the lid 30 is configured to be separable, the connector arrangement region 18 of the control board 11 can be separated.
Even if the number and size of the various connectors 19 differ from each other, it is not necessary to separately form the lids 30 corresponding thereto. That is, when the number and size of the various connectors 19 with respect to the connector arrangement area 18 of the control board 11 are different, the connector area cover 40
This can be easily dealt with by replacing and detaching only the plate portion 41b, which is highly effective in cost reduction. (B) Further, in the above-described embodiment, the connector region covering portion 40 is formed by the surrounding wall 44 formed around the connector opening 43 of the connector region covering portion 40 of the lid 30.
Of the circuit board 12 of the control board 11 and the protection wall 45 provided near the boundary between the circuit area cover 31 of the cover 30 and the connector area cover 40. Although the intrusion of foreign matter is stopped, and the illegal act on the circuit area 12 of the control board 11 is prevented twice, the present invention is not limited to this. That is, the fraud of the connector area covering portion 40 can be prevented only by the surrounding wall 44, so that an illegal act on the circuit area 12 of the control board 11 can be prevented. Also,
Circuit area cover 31 of connector 30 and connector area cover 4
With the protection wall 45 provided near the boundary with the zero, it is possible to prevent improper operation on the circuit area 12 of the control board 11 only by stopping entry of foreign matter.

[0025]

As described above, according to the present invention,
By forming a gap between the base body and the lid body and a foreign substance such as a metal plate or a wire penetrating through the gap, it is possible to prevent a problem in which an illegal act is performed on the control board.

[Brief description of the drawings]

FIG. 1 is a sectional view showing a substrate box device according to an embodiment of the present invention, taken along line II of FIG. 3;

FIG. 2 shows the substrate box device, and FIG.
It is sectional drawing based on the I line.

FIG. 3 is a front view showing the substrate box device.

FIG. 4 is a perspective view showing the substrate box device.

FIG. 5 is an exploded perspective view showing a substrate box device according to another embodiment of the present invention.

FIG. 6 is a sectional view showing the substrate box device.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Storage box 11 Control board 20 Base body 22 Peripheral wall part 30 Cover body 44 Enclosure wall 45 Protective wall

Claims (4)

[Claims] 1. A board box device in which a control board having a circuit area and a connector arrangement area is stored between a base body and a lid body openably and closably mounted on the base body, wherein the lid is In the body, a circuit region covering portion covering the circuit region,
A connector region covering portion having a connector opening for exposing the connector in the connector disposing region and covering the connector disposing region; and a connector opening portion in the connector region covering portion of the lid body. A substrate box device in which an enclosing wall is formed around the periphery. 2. A board box device in which a control board having a circuit area and a connector arrangement area is stored between a base body and a lid body openably and closably mounted on the base body, wherein the lid is provided. In the body, a circuit region covering portion covering the circuit region,
A connector area covering portion having a connector opening for exposing a connector arranged in the connector disposing area and covering the connector disposing area is further provided.The lid may further include a circuit area covering part and A board box device provided with a protective wall near a boundary portion with the connector region covering portion for preventing foreign matter from entering the circuit region. 3. A board box device in which a control board having a circuit area and a connector arrangement area is stored between a base body and a lid body openably and closably mounted on the base body, wherein the lid is provided. In the body, a circuit region covering portion covering the circuit region,
A connector area covering portion having a connector opening for exposing a connector arranged in the connector disposing area and covering the connector disposing area is further provided.The lid may further include a circuit area covering part and In the vicinity of the boundary with the connector area cover, a protection wall for preventing foreign matter from entering the circuit area is provided, and the connector area cover of the lid is surrounded by a surrounding wall around the connector opening. Substrate box device provided with. 4. The board box device according to claim 1, wherein the surrounding wall is formed at substantially the same height as a connector in a connector arrangement area of the control board.