JP4817744B2 - Game sound equipment - Google Patents

Description

  The present invention relates to a game sound apparatus in which a game effect by sound is appropriately provided on the front side of a gaming machine frame.

A game acoustic device having the following structure is known. One of them is a structure in which a speaker structure in which a speaker and an enclosure are integrated is provided on the back side of a gaming machine frame, and the sound of the enclosure is guided and released to the front side of the gaming machine frame by a pipe. In this case, a pipe is required in addition to the speaker structure, and there is a drawback that the structure becomes complicated. The other is a structure in which the glass of the front door is used as a diaphragm. In this case, since the resonance frequency of the glass is several hundreds of hertz, there is a disadvantage that it is not suitable for use for low-frequency reproduction. The other is a structure in which a piezoelectric speaker is in contact with the glass of the front door. In this case, since the resonance frequency of the glass is several hundred hertz, it is not suitable for use as a bass reproduction. There is. The last one is a structure in which a piezoelectric speaker is attached to the front door. In this case, since the resonance frequency of the glass is several hundred hertz, there is a drawback that it is not suitable for use in low-frequency sound reproduction. is there.
JP 2004-229183 A Japanese Patent Laid-Open No. 7-8601 JP-A-10-216325 JP 2003-135804 A

  The problem to be solved by the invention is that sound effects cannot be appropriately provided to the front side of the gaming machine frame.

A gaming sound apparatus according to the present invention includes a front door of a gaming machine frame including a window penetrating in the front-rear direction, and a panel structure that closes the window from the rear side , and the panel structure is a front front panel made of a glass plate. and comprising a closed space surrounded by the rear panel and the frame and the front panel surface panel of the rear side is supported by the frame so as faced each other to be spaced in the longitudinal direction, the frame, the greater longitudinal direction than the window A through opening provided as a through hole of the front panel, a front panel housing portion that surrounds the front side of the through opening, and fixes the peripheral edge of the front panel, and protrudes from the back surface of the frame along the outer peripheral edge of the frame to the back side a face panel accommodating unit after fixing the peripheral portion of the rear panel by a frame wall, provided on one side of the frame, and sound output hole leading to a closed space, enclose the sound outlet, projecting from the front surface of the frame on the front side You A speaker mounting portion and a sound output peripheral wall, and a bass reflex opening that opens to the opposite side of the speaker mounting portion in front of the frame, extending from a lower portion of the frame wall to the periphery of the transparent opening on the back side from the back side of the frame A vertical partition that protrudes and abuts the front surface of the rear panel and surrounds the bass reflex opening together with the frame peripheral wall, and the rear panel of the frame, the vertical partition, the frame peripheral wall, and the rear panel in a state where the rear panel is fixed to the rear panel housing portion A bass reflex duct portion that connects the closed space and the bass reflex opening, a cone that emits sound waves, and a flange that protrudes radially outward from the front end of the cone. A low-frequency speaker provided in contact with the front surface of the sound wall, and the sound emitted from the rear side of the cone is used for sound emission holes, closed spaces and bass reflex Via the part is released on the front side of the frame from the bass reflex opening, the sound emitted from the front side of the cone is the most important feature Rukoto emitted on the front side of the frame. The bass speaker has a flange protruding outward from the cone and a screw insertion hole provided in the flange , a screw coupling hole is provided in the sound emitting peripheral wall, and a set screw passes through the screw insertion hole from the front side of the bass speaker. by being fastened to the screw coupling hole, or attached to the woofer speaker mounting portion, it was or rear support wall body conversion unit of the woofer faces the back side of the sound output hole in a panel structure Or the speaker mounting portion may be provided corresponding to the lower right portion of the front door window, and the bass reflex opening may be provided corresponding to the lower left portion of the front door window.

  In the game sound apparatus according to the present invention, the sound emitted from the speaker cone to the front side is emitted to the front side of the front door, and the sound emitted from the speaker cone to the rear side is surrounded by the front panel, the rear panel, and the frame. Since the closed space is used as an enclosure and is released to the front side of the front door via the bass reflex duct and the bass reflex opening, it is suitable for players who play games on the front side of the gaming machine frame. There is an advantage of being provided. The speaker is provided with a flange protruding outward from the cone and a screw insertion hole provided with a flange, a screw coupling hole is provided in the sound-emitting peripheral wall, and a set screw is screw-coupled from the front side of the speaker via the screw insertion hole. If the speaker is attached to the speaker attachment portion by being fastened to the hole, there is an advantage that the attachment of the speaker is simple. If the speaker mounting portion, the bass reflex opening portion, and the bass reflex duct portion are provided in the frame, there is an advantage that the structure of the front panel is simplified as compared with the case where the bass reflex opening portion and the bass reflex duct portion are provided on the front panel. If the acoustic conversion part of the speaker is supported by the back support on the wall facing the back side of the sound emission hole in the panel structure, if the speaker emits sound, abnormal noise such as sound distortion or chatter There is an advantage that there is no occurrence. If the speaker mounting part is provided corresponding to the lower right part of the window of the front door and the bass reflex opening part is provided corresponding to the lower left part of the window of the front door, the sound effect of the game is produced on the left and right sides of the front of the gaming machine frame. There is an advantage that it can be provided to the player.

  1 to 6 show the best mode for carrying out the invention. FIG. 1 shows a gaming machine frame 1 provided with a gaming sound device. FIG. 2 is an exploded view of the panel structure 14 from the front side, and shows the frame 33 in an enlarged manner as compared with the front panel 31 and the rear panel 32. FIG. 3 shows the panel structure 14 obtained by disassembling the rear panel 32 from the back side, and shows the frame 33 in an enlarged manner than the rear panel 32. FIG. 4 shows the appearance of the panel structure 14 from the front side. FIG. 5 shows a cross section of FIG. 4 taken along line AA. 6 shows a cross section of FIG. 4 taken along line BB. FIG. 6b shows a cross section of FIG. 4 taken along the line CC. In this specification, the direction of “front”, “rear”, “back”, “left”, “right”, “upper”, “lower” places the gaming machine frame 1 in the state of FIG. The direction specified when viewed from the front side indicated by the arrow S. “Back” and “back” are in the same direction.

  With reference to FIG. 1, the structure of the game sound apparatus will be described. A gaming machine frame 1 of a pachinko gaming machine will be described as an example of the gaming machine frame 1 provided with a gaming sound device. As shown in FIG. 1a, the gaming machine frame 1 includes a movable frame 3 that can be opened and closed on the front side of the fixed frame 2, and a front door 4 and a dish structure 5 that can be opened and closed on the front side of the movable frame 3. . The movable frame 3 is also referred to as a front frame to which parts necessary for a game such as a game board and a control device are attached. The movable frame 3 is centered on the hinge 6 located on the left side, and can be opened on one side so that it can be opened to the front and closed to the rear on the front side of the fixed frame 2. The front door 4 and the dish structure 5 can be individually opened so that the hinge 7 located on the left side is centered and opened to the front side and closed to the rear side of the movable frame 3. On the right side of the movable frame 3, a locking device 8 and a lock mechanism 9; 10; 11 are provided. The front door 4 is also called a panel frame and includes a window 12 that penetrates in the front-rear direction. On the back surface of the front door 4, a mid-high sound speaker 13 is fixedly provided, and a panel structure 14 is provided to be openable and closable. The speaker 13 is divided into right and left at the upper part of the window 12 with the window 12 as a boundary, and is attached from the back side of the front door 4 to the back surface of the front door 4 with a set screw (not shown). The panel structure 14 can be opened in a single-sided manner so that the panel structure 14 is opened on the back side and closed on the back side of the front door 4 around the hinge 15 located on the left side. When the panel structure 14 is closed and supported by the front door 4 so that it cannot be opened and closed by the lock mechanism 16, the panel structure 14 closes the window 12 from the back side. The panel structure 14 is provided with a game sound device. The game acoustic apparatus includes a speaker 17, a bass reflex opening 18, a bass reflex duct 19, and the like. The structure of the panel structure 14 and the structure of the game sound device will be described later with reference to FIGS. A saucer unit 20 and a firing operation mechanism 21 are provided on the front surface of the dish structure 5.

  The movable frame 3 is closed and supported by the fixed frame 2 so as not to be opened and closed by the lock mechanism 9, and the front door 4 and the dish structure 5 are closed and supported by the movable frame 3 by the lock mechanisms 10 and 11 so as not to be opened and closed. In this state, when a store clerk in the game store inserts a key plate (key) (not shown) into the key hole of the locking device 8 from the front side of the gaming machine frame 1, and rotates the key plate 90 degrees to the right, for example, the fixed frame 2 And the support form of the movable frame 3 by the lock mechanism 9 are released. After the release of this support mode, the store clerk pulls the movable frame 3 to the front side, whereby the movable frame 3 is opened to the front side around the hinge 6. Further, when the key plate inserted into the keyhole of the locking device 8 is rotated 90 degrees to the left, for example, the support form by the lock mechanism 10 between the movable frame 3 and the front door 4 is released. After the release of this support mode, the store clerk pulls the front door 4 to the front side, so that the front door 4 is opened to the front side around the hinge 7. Thus, in a state where the front door 4 is opened to the front side, a game board (not shown) is mounted inside the movable frame 3 from the front side of the movable frame 3. The front door 4 is closed and supported by the movable frame 3 so that it cannot be opened and closed by the lock mechanism 10, so that the game area on the front surface of the game board can be seen through the window 12 and the panel structure 14 of the game machine frame 1. Become. Thereafter, the store clerk removes the key plate from the key hole of the locking device 8 to the front side. A launching mechanism 22 is provided on the front surface of the movable frame 3 that is covered with the closed dish structure 5.

  As shown in FIG. 1b, the front door 4 has a sound emitting section 25 for middle and high sounds, an illumination display section 26, a sound emitting section 27 for bass sounds, and a sound emitting section 28 for bass reflex on a window. 12 around. The sound emitting unit 25 is provided separately on the left and right of the window 12 at the top. In the left and right sound emitting portions 25, a perforated cover made of a porous metal member such as a metal mesh is sandwiched between the front door 4 and the speaker 13 shown in FIG. It is attached. The right sound emitting section 25 is provided with a number of horizontally long sound emitting holes arranged in parallel in the vertical direction. An indicator lamp circuit board on which a light source such as an LED is mounted is attached to the rear surface of the illumination display unit 26 from the back side of the front door 4 with a set screw (not shown). The sound emitting part 27 is provided on the right side of the window 12 in the lower part. The sound emitting unit 28 is provided on the left side of the window 12 in the lower part. The sound emitting part 27 and the sound emitting part 28 are provided with a perforated cover made of a porous metal material such as a metal mesh or punching metal. When the panel structure 14 is closed and supported on the front door 4 by the locking mechanism 16 shown in FIG. 1a so as not to be opened and closed, the speaker 17 is disposed on the back side of the sound emitting unit 27 and the sound emitting unit 28. A bass reflex opening 18 is arranged on the back side of the.

  The internal structure from the front side of the panel structure 14 and the structure of the speaker 17 will be described with reference to FIG. The panel structure 14 includes a front panel 31, a rear panel 32, and a frame 33. The front panel 31 is a disk-shaped disk that is disposed on the side of the window 12 in FIG. 1 and closes the window 12 and is made of colorless tempered glass. The rear panel 32 is disposed on the rear side of the front panel 31 and has a larger plate shape than the front panel 31 and is made of colorless soda glass. The frame 33 is made of a light metal such as a synthetic resin, an aluminum alloy, or a magnesium alloy, and the bass reflex opening 18, the frame base 34, the see-through opening 35, the front panel housing 36, the desiccant housing 37, the speaker mounting 38 and the like are integrated. It is formed in the shape prepared for. The bass reflex opening 18 is positioned on the lower left side of the perspective opening 35 and is provided in the frame base 34 as a through hole in the front-rear direction. The frame base 34 is a plate having a larger outer shape than the rear panel 32. The see-through opening 35 has a similar shape slightly larger than the window 12 of the front door 4 in FIG. 1 and is provided in the frame base 34 as a through hole in the front-rear direction.

  The front panel housing portion 36 surrounds the fluoroscopic opening 35 so as to border, opens to the front surface of the frame base 34 and the fluoroscopic opening 35, and is provided in the frame base 34 as a recess from the front surface of the frame base 34 to the inside. It is done. The outer periphery of the front panel housing portion 36 is the same size as the outer periphery of the front panel 31 so that the front panel 31 is taken into the front panel housing portion 36, but the outer periphery of the front panel housing portion 36 and the outer periphery of the front panel 31 are When the adhesive 61 (see FIG. 5) is interposed between the front panel housing portion 36 and the front panel 31, the outer periphery of the front panel housing portion 36 is larger than the outer periphery of the front panel 31 by the thickness of the adhesive 61. The dimension of the front panel housing portion 36 that is recessed from the front surface of the frame base 34 is the same as the thickness of the front panel 31 in the front-rear direction. The front panel 31 is attached to the frame 33 so as to close the front side of the transparent opening 35 from the front side of the frame 33, so that the peripheral edge portion of the front panel 31 is fitted into the front panel housing portion 36 and fixed by the adhesive 61. The

  The desiccant storage portion 37 opens on the upper surface of the frame base 34 and is provided on the upper portion of the frame base 34 as a recess from the upper portion of the frame base 34 to the inside. After the desiccant 39 is accommodated in the desiccant accommodating part 37 from the upper part of the frame base 34, the lid 40 is fixed to the frame base 34 around the desiccant accommodating part 37 with an adhesive (not shown) to accommodate the desiccant. The opening on the upper surface of the part 37 is closed. The speaker mounting portion 38 is located on the lower side on the right side of the see-through opening 35 and is provided on the frame base 34. The speaker mounting portion 38 includes a sound emitting hole 41, a sound emitting peripheral wall 42, and a screw coupling hole 43. The sound emitting hole 41 has a diameter that is larger than the cone 44 and the acoustic conversion unit 46 of the speaker 17 and smaller than the flange 45 that protrudes radially outward from the front end of the cone 44. The sound emitting peripheral wall 42 projects forward from the front surface of the frame base 34 so as to surround the sound emitting hole 41. The screw coupling hole 43 is provided in the sound emitting peripheral wall 42 as a recess from the front surface to the inside of the sound emitting peripheral wall 42. The screw coupling hole 43 corresponds in position and number to the screw insertion hole 47 of the speaker 17.

  The speaker 17 includes an acoustic conversion unit 46 at the rear part of the conical cone 44, a flange 45 projects outward from the front edge of the cone 44, and the flange 45 includes a plurality of screw insertion holes 47. The sound current input from the lead wire 48 formed of a covered electric wire protruding outward from the acoustic conversion unit 46 is converted into mechanical vibration and transmitted to the cone 44, and the vibration transmitted by the cone 44 is expanded as a low sound wave. And release. A connector 49 is provided on the lead line 48. When the acoustic conversion unit 46 and the cone 44 are inserted into the sound emission hole 41 from the front side of the frame base 34 so that the cone 44 is directed to the front side, the acoustic conversion unit 46 and the cone 44 are in contact with the sound emission hole 41. Instead, the back surface of the flange 45 comes into contact with the front surface of the sound emitting peripheral wall 42. Then, a set screw 50 such as a tapping screw is fastened from the front side of the speaker 17 to the screw coupling hole 43 via the screw insertion hole 47, whereby the speaker 17 is attached to the speaker attachment portion 38 of the panel structure 14. .

  A back support 51 is provided on the back side of the speaker 17. The back support 51 is formed in a plate shape by an elastic body such as rubber or synthetic resin, and is attached to the back surface of the acoustic conversion unit 46 or the front surface of the rear panel 32 with an adhesive (not shown). A portion of the rear panel 32 corresponding to the back support 51 constitutes a wall that faces the back side of the sound emission hole 41 in the panel structure 14. A hinge bracket 52 is provided on the left side of the frame 33 so as to protrude from the left side of the frame 33 to the left and be divided into upper and lower parts. Hinge pins 53 are individually provided on the hinge bracket 52 so as to protrude downward from the hinge bracket 52. On the right side of the frame 33, a lock receiving portion 54 is provided so as to protrude from the right side of the frame 33 to the right and be divided into upper and lower parts.

  The internal structure from the back side of the panel structure 14 will be described with reference to FIG. The frame 33 is provided with a bass reflex duct portion 19, a frame peripheral wall 55, a rear panel housing portion 56, a rear glass support 59, and a rib 60. The frame peripheral wall 55 protrudes from the peripheral edge of the frame base 34 to the back side so as to surround the frame base 34. The rear panel housing portion 56 surrounds the frame base 34 so as to border, opens to the rear surface and the inner surface of the frame peripheral wall 55, and is provided on the frame peripheral wall 55 as a recess from the rear surface of the frame peripheral wall 55 to the inside. The outer periphery of the rear panel housing portion 56 is the same size as the outer periphery of the rear panel 32 so that the rear panel 32 is taken into the rear panel housing portion 56, but the outer periphery of the rear panel housing portion 56 and the outer periphery of the rear panel 32 are When the adhesive 62 (see FIG. 5) is interposed between them, the outer periphery of the rear panel housing portion 56 is larger than the outer periphery of the rear panel 32 by the thickness of the adhesive 62. The dimension recessed from the rear surface of the frame peripheral wall 55 of the rear panel housing portion 56 to the inside is the same as the thickness of the rear panel 32 in the front-rear direction. The rear panel 32 is attached to the frame 33 so as to close the rear side of the transparent opening 35 and the rear side of the frame base 34 from the rear side of the frame 33, so that the peripheral portion of the rear panel 32 is fitted into the rear panel housing portion 56. It is fixed with an adhesive 62.

  The bass reflex duct 19 forms a sound transmission path by vibration of air connected to the bass reflex opening 18 by the rear panel 32, the frame base 34, the frame peripheral wall 55, and the vertical partition wall 57. The vertical partition wall 57 is a vertically long ridge that protrudes from the back surface of the frame base 34 to the back side, is parallel to the right side portion of the frame peripheral wall 55, and is linearly extended upward from the right edge portion of the bass reflex opening 18. The lower end of the vertical partition wall 57 is connected to the lower side portion of the frame peripheral wall 55. The upper end of the vertical partition wall 57 is connected to the peripheral edge portion 58 of the fluoroscopic opening 35. The dimensions of the back surface of the vertical partition wall 57 and the back surface of the frame base 34 are the same as the dimensions between the back surface of the rear panel housing portion 56 and the back surface of the frame base 34. That is, the back surface of the vertical partition wall 57 and the back surface of the rear panel housing portion 56 are located in the same plane parallel to the back surface of the frame base 34. A portion surrounded by the vertical partition wall 57, the frame base 34, and the frame peripheral wall 55 in the bass reflex duct portion 19 opens to the back side of the frame 33 and the side of the see-through opening 35. Then, the rear panel 32 is accommodated in the rear panel accommodating portion 56 and attached to the frame 33, whereby the bass reflex duct portion 19 is surrounded by the vertical partition wall 57, the frame base 34, the frame peripheral wall 55, and the rear panel 32. 35 and a bass reflex opening 18 are connected to form a sound transmission path by vibration of air.

  A plurality of rear glass supports 59 are provided on the peripheral edge 58 of the fluoroscopic opening 35 so as to be separated from each other in the circumferential direction of the peripheral edge 58 and project from the peripheral edge 58 of the fluoroscopic opening 35 to the back side. The rib 60 is formed on the rear surface of the frame base 34, the peripheral edge 58 of the see-through opening 35, the speaker mounting portion 38, the left side of the frame peripheral wall 55, the lower side of the frame peripheral wall 55, the right side of the frame peripheral wall 55, and the vertical partition wall 57. It is a ridge that protrudes in the form of a vertical and horizontal grid on the back side from the part surrounded by etc. The dimension between the back surface of the rib 60 and the back surface of the frame base 34 is smaller than the dimension between the back surface of the vertical partition wall 57 and the back surface of the frame base 34, and the back surface of the peripheral edge 58 of the transparent opening 35 and the frame base 34. It is the same size as the back side. That is, the back surface of the rib 60 and the back surface of the peripheral edge portion 58 of the perspective opening 35 are located in the same plane parallel to the back surface of the frame base 34. In this best mode, the bass reflex opening 18 and the bass reflex duct portion 19 are provided in the frame 33, so that the front reflex panel 31 and the bass reflex duct portion 19 are provided on the front panel 31 of FIG. There is an advantage that the structure is simple.

  With reference to FIG. 4, the structure from the front side of the panel structure 14 is demonstrated. When the speaker 17 is attached to the speaker attachment portion 38 with the set screw 50, the leader line 48 of the speaker 17 extends from between the sound emitting peripheral wall 42 of the speaker attachment portion 38 and the flange 45 of the speaker 17 to the outside of the panel structure 14. Has been pulled out.

  With reference to FIG. 5, the internal structure of the desiccant storage part 37 and the speaker mounting part 38 in the panel structure 14 will be described. When the speaker 17 is attached to the speaker attachment portion 38 with the set screw 50, the back support 51 is in contact with the speaker 17 and the rear panel 32, so that the speaker 17 is in front of the frame 33 by the speaker attachment portion 38. When supported by the rear side of the back support 51 and the speaker 17 emits sound, there is an advantage that no abnormal noise such as distortion or cracking of the sound is generated. Since the speaker 17 does not collide with the rear panel 32, there is an advantage that the rear panel 32 can be prevented from being damaged. The desiccant container 37 is provided with a through-hole 63 that connects the fluoroscopic opening 35 and the desiccant container 37. When the front panel 31 is accommodated in the front panel accommodating portion 36 and attached to the frame 33 with the adhesive 61, and the rear panel 32 is accommodated in the rear panel accommodating portion 56 and attached to the frame 33 with the adhesive 62, the front panel The front surface of 31 and the front surface of the rear panel 32 face each other and are separated. The front surface of the rear panel 32 is separated from the sound emitting hole 41 of the speaker mounting portion 38, the peripheral edge portion 58 of the see-through opening portion 35, and the frame base 34 to the rear side. A space between the front panel 31 and the rear panel 32, a space between the rear panel 32 and the peripheral edge 58 of the transparent opening 35, a space between the rear panel 32 and the frame base 34, the speaker 17 and the sound emitting hole. 41 and the space between the speaker 17 and the sound emitting peripheral wall 42 constitute a closed space composed of the front panel 31, the rear panel 32 and the frame 33, and this closed space is dried with the desiccant 39. The

  The internal structure of the bass reflex duct portion 19 will be described with reference to FIG. The back surface of the vertical partition wall 57 and the back surface of the rear panel housing portion 56 are located in the same plane parallel to the back surface of the frame base 34. Therefore, when the rear panel 32 is accommodated in the rear panel accommodating portion 56 and attached to the frame 33, the front surface of the rear panel 32 is the rib 60, the peripheral portion 58 of the transparent opening 35, the front panel 31, and the frame base 34. The bass reflex duct part 19 is separated from each rear side, and the bass reflex duct part 19 is surrounded by the vertical partition wall 57, the frame base 34, the frame peripheral wall 55, and the rear panel 32. A sound transmission path by vibration of air that connects the portions 18 is formed. Therefore, the bass reflex opening 18 and the sound emitting hole 41 shown in FIG. 5 are connected to each other by the closed space surrounded by the bass reflex duct portion 19, the front panel 31, the rear panel 32, and the frame 33.

  Accordingly, in FIGS. 4 to 6, the sound emitted to the rear side from the cone 44 of the speaker 17 attached to the speaker attachment portion 38 is transmitted from the sound emission hole 41 of the speaker attachment portion 38 to the rear panel 32 and the rib 60. A space between the rear panel 32 and the peripheral edge 58 of the transparent opening 35, a space between the rear panel 32 and the front panel 31, a space between the rear panel 32 and the frame base 34, and a bass reflex. It reaches the bass reflex opening 18 via the duct 19 and is discharged from the bass reflex opening 18 to the left front side of the frame 33. The sound emitted from the cone 44 of the speaker 17 to the front side is emitted to the right front side of the frame 33.

  The panel structure 14 including the game sound device configured as described above is attached to the back surface of the front door 4 shown in FIG. 1 and is closed to the front door 4 side which is the front side with the hinge 15 as a center. When 16 is operated by a person to engage the back surface of the lock receiving portion of the panel structure 14 and the panel structure 14 is supported on the back surface of the front door 4 so as not to be opened and closed, the panel structure 14 opens the window 12. The front side of the speaker 17 in the game acoustic device is covered with the sound emitting portion 27 of the front door 4 and the front side of the bass reflex opening 18 in the game acoustic device is covered with the sound emitting portion 28 of the front door 4. Therefore, the sound emitted from the cone 44 of the speaker 17 to the front side is emitted from the sound emitting portion 27 to the right front side of the front door 4, and the sound emitted from the cone 44 of the speaker 17 to the rear side is emitted from the bass reflex duct portion 19. The sound is emitted from the sound emitting part 28 to the left front side of the front door 4 via the bass reflex opening 18. That is, the low sound emitted from the speaker 17 to the right front side of the front door 4 via the sound emitting unit 27 and the closed space between the front panel 31 and the rear panel 32 from the back side of the speaker 17 are used as an enclosure. It is said that a game effect by sound is provided to a player who plays a game on the front side of the gaming machine frame 1 by the bass emitted to the left front side of the front door 4 via the bass reflex opening 18 and the sound emitting unit 28. There are advantages. The hinge 15 is configured by fitting a hinge pin 53 shown in FIG. 4 of the panel structure 14 from above into a hinge hole (not shown) provided on the back surface of the front door 4 of FIG.

  Even if an unauthorized operation member such as a piano wire is inserted into the sound emitting unit 28 from the front side of the gaming machine frame 1, the unauthorized operation member does not enter the cone 44 of the speaker 17 or the back side of the panel structure 14, The sound emitting unit 28 may not be provided with a perforated cover. The gaming machine frame 1 can also be used as a gaming machine frame 1 of a ball-type slot machine in which a drum-type or reel-type spinning-type symbol display instead of the gaming board is attached to the movable frame 3. The gaming machine frame 1 may be a gaming machine frame of a swivel-type symbol display device that uses a medal as a gaming medium provided with a front door that can be opened and closed on the front side of a box-shaped housing that is open only on the front side. The same applies. In the case of a gaming machine frame of a swivel-type symbol display, a box-shaped housing opened only on the front side corresponds to the fixed frame 2 in FIG. 1, and the front door corresponds to the front door 4 in FIG. The structure has no movable frame 3. The front panel 31 may be made of colorless soda glass, and the rear panel 32 may be made of tempered glass. The front panel 31 or the rear panel 32 may be made of double glass in which two glasses are bonded with an adhesive instead of tempered glass.

The perspective view (best form) of the game machine frame provided with the game sound apparatus. The exploded perspective view from the front side of a panel structure (best form). The perspective view from the back side of the panel structure which decomposed | disassembled the rear surface panel (best form). The perspective view from the front side of a panel structure (best form). AA line sectional view of Drawing 4 (best form). FIG. 5A is a cross-sectional view taken along the line BB of FIG. 4, and FIG. b is a cross-sectional view taken along the line CC of FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Game machine frame 4 Front door 12 Window 14 Panel structure 17 Speaker 18 Bass reflex opening part 19 Bass reflex duct part 31 Front panel 32 Rear panel 33 Frame 38 Speaker attaching part 41 Sound emitting hole 42 Sound emitting peripheral wall 43 Screw coupling hole 44 Cone 45 Flange 46 Acoustic transducer 47 Screw insertion hole

Claims (4)

The front door of the gaming machine frame includes a window penetrating in the front-rear direction, and a panel structure that closes the window from the rear side,
Panel structure a closed space surrounded by the front side of the front panel and the front panel and a rear panel supported by the frame so as to face panel of the rear side facing phase separated in the longitudinal direction and the frame made of a glass plate Prepared,
The frame is
A see-through opening provided as a through-hole in the front-rear direction larger than the window;
A front panel housing that surrounds the front side of the fluoroscopic opening and fixes the peripheral edge of the front panel;
A rear panel housing portion for fixing the peripheral portion of the rear panel by a frame peripheral wall protruding from the back surface of the frame to the back side along the outer peripheral peripheral portion of the frame;
Provided on one side of the frame, and sound output hole leading to the closed space, enclose the sound output hole, and the speaker mounting portion and a sound wall that protrudes from the front of the frame on the front side,
A bass reflex opening that opens to the opposite side of the speaker mounting portion at the front of the frame ;
A vertical partition that extends from the lower part of the frame peripheral wall to the peripheral edge of the fluoroscopic opening, protrudes from the back surface of the frame to the back side, contacts the front surface of the rear panel, and surrounds the bass reflex opening together with the frame peripheral wall;
In a state where the rear panel is fixed to the rear panel housing portion, a bass reflex duct portion that is surrounded by the rear surface of the frame, the vertical partition wall, the frame peripheral wall, and the front surface of the rear panel, and connects the closed space and the bass reflex opening portion. ,
A cone that emits sound waves, a flange that protrudes radially outward from the front end of the cone, and a low-frequency speaker that is provided such that the back surface of the flange is in contact with the front surface of the sound emitting peripheral wall;
The sound emitted from the rear side of the cone is emitted from the bass reflex opening to the front side of the frame through the sound emission hole, the closed space and the bass reflex duct, and the sound emitted from the front side of the cone is emitted to the front side of the frame. by gaming acoustic device according to claim Rukoto. The bass speaker has a flange protruding outward from the cone and a screw insertion hole provided in the flange , a screw coupling hole is provided in the sound emitting peripheral wall, and a set screw passes through the screw insertion hole from the front side of the bass speaker. The game sound device according to claim 1, wherein the bass speaker is attached to a speaker attachment portion by being fastened to the screw coupling hole . 2. The game sound device according to claim 1, wherein an acoustic conversion portion of the bass speaker is supported by a back support on a wall facing the back side of the sound emission hole in the panel structure.   2. The game sound apparatus according to claim 1, wherein the speaker mounting portion is provided corresponding to the lower right portion of the front door window, and the bass reflex opening portion is provided corresponding to the lower left portion of the front door window.

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