JP4677015B2 - Opening and closing device for front panel of sound equipment - Google Patents

Description

  The present invention relates to an opening / closing device for a front panel of a sound device. More specifically, the present invention relates to an opening / closing device for a front panel of an acoustic device that can open and close the front panel in a main body without greatly differing in size from existing acoustic devices.

  In general, an acoustic device such as a karaoke machine has a front panel provided with various operation units and a display unit, a main unit provided with a power unit, various storage devices, and an electronic device for operating the power unit, It is comprised including.

  Conventionally, the front panel is often provided with buttons for all actuators. Therefore, the conventional audio device can make the user recognize that the sound device has many functions by exposing the button to the outside. Furthermore, there is an advantage that there is no need to open and close the front panel during operation.

  However, since there are too many unnecessary buttons on the front surface of the sound device, there is a problem that the appearance of the sound device is poor.

  In addition, since the buttons that are not frequently used are exposed to the outside, the conventional sound device is canceled by the user pressing the wrong button, or the basic settings are changed. There was a problem that the whole had to be reset. In addition, since there are many failures due to incorrect operation of buttons by the user, there is a problem that repairs are frequent.

  On the other hand, recently, in order to solve the above problems, only a basic operation button and a display unit are provided on the front panel, and other parts are provided on the main body so that the main body and the front panel can be opened and closed. Has been.

  However, since it is necessary to separately provide an opening / closing device between the main body and the front panel, there is a problem that the size of the main body is increased and the raw materials are wasted.

  Furthermore, since the conventional sound device uses a general hinge between the main body and the front panel, the gap between the main body and the front panel becomes large. As a result, there has been a problem that the appearance quality of the audio equipment is degraded.

  Accordingly, the present invention has been made in view of the above problems, and an object of the present invention is to provide a front surface of a new and improved acoustic device that can be easily opened and closed by a one-touch method. The object is to provide a panel opening and closing device.

  Furthermore, another object of the present invention is to provide a new and improved front panel opening / closing device for an acoustic device that can easily open and close the front panel by adjusting the angle to open and close the front panel. It is to provide.

  In order to solve the above-described problems, according to an aspect of the present invention, there is provided a front panel opening and closing device for an audio device including a main body (1), a front panel (4), and a case (13). . Here, the front panel (4) is configured so that the body ( The front panel (4) is fixed to the bracket (9) and the bracket (9) fixed to a part of the rear surface of the front panel (4). A support base (5) fixed by a pin (10) to be rotatable and formed with at least two or more concave locking claws (11), and a fixing fixed to both lower sides of the front surface of the main body (1). A fastening hole (14) formed on both lower sides of the back surface of the front panel (4) corresponding to the tool (7), an operating tool installed at a position corresponding to the fixing tool (7), and the operating tool; An open / close button (12) to be operated. Further, the case (13) includes a flange-shaped edge, and the front panel (4) is accommodated and fixed so that the edge protrudes from the front panel (4). Further, the main body (1) covers a fastening hole (6) into which the support base (5) is inserted in a part of the front surface of the main body (1) and a part of the fastening hole (6). A fixed plate (8) to be fixed. Further, the opening / closing device for the front panel of the acoustic device is configured such that when the front panel (4) is opened / closed from the main body (1), the support base (5) is slid through the fixing plate (8), Any one of the locking claws (11) is fixed to the fixing plate (8), so that the opening / closing angle of the front panel (4) can be adjusted.

  The main body (1) includes a concave fastening hole (2) at a fixed position with the concealed hinge (3), and the front panel (4) provided with a display unit and an operation unit is disposed on the concealed hinge (2). You may provide a recessed step part in a fixed position with a hinge (3). In this case, the front panel (4) can be opened and closed by fixing the hidden hinge (3) to the fastening hole (2) and the stepped portion.

  Further, the fixing plate (8) may be formed by double folding an upper end portion to which the support base (5) is fixed.

Further, the locking claw (11) of the support base (5) fixed to the fixing plate (8) is detached from the fixing plate (8), and the support base (5) is fixed to the fixing plate (8). The front panel (4) can be easily opened and closed by being inserted into or pulled out from the fastening hole (6) via the.
A switchgear is provided.

  As described above, according to the present invention, there is provided a new and improved front panel opening / closing device of an acoustic device which can be easily opened / closed by a one-touch method.

  Further, the present invention is simple in structure and easy to manufacture, and can be opened and closed by adjusting the inclination angle of the front panel in multiple stages. Further, according to the present invention, by using the hidden hinge, the interval between the main body and the front panel can be narrowed, and the hinge is not exposed to the outside, so that the appearance quality can be prevented from being deteriorated.

  In addition, since the present invention has an instrumental structure, the repair is easy, and a space inside the main body is used by inserting a flatly formed support base into the main body without providing a separate opening / closing device. Therefore, the sound equipment can be reduced in size.

  Exemplary embodiments of the present invention will be described below in detail with reference to the accompanying drawings. In addition, in this specification and drawing, about the component which has the substantially same function structure, duplication description is abbreviate | omitted by attaching | subjecting the same code | symbol.

  Here, FIG. 1 is a schematic bottom perspective view of an opening / closing device for a front panel of a sound device according to one embodiment of the present invention. FIG. 2 is a schematic bottom perspective view showing a developed state of the front panel of the sound device according to one embodiment of the present invention. FIG. 3 is a side view showing an open / close state of the open / close device of the front panel of the sound device according to one embodiment of the present invention. FIG. 4 is a side cross-sectional view showing the main part in the open / close state of the open / close device of the front panel of the sound device according to one embodiment of the present invention. FIG. 5 is a schematic sectional side view showing a state in which the angle of the opening / closing device of the front panel of the sound device according to one embodiment of the present invention is adjusted. FIG. 6 is a schematic sectional side view showing a folded state of the opening / closing device of the front panel of the sound device according to one of the embodiments of the present invention.

  When upgrading a song or image stored in the sound device, or repairing the sound device, open / close buttons 12 provided on both side surfaces of the front panel 4 provided with various operation units and a display unit. By actuating, the fixture 7 can be detached from the fastening hole 14.

  In this state, when the front panel 4 provided on the main body 1 is opened upward, the front panel 4 is rotated around the hidden hinge 3.

  Here, as shown in FIGS. 1 and 2, one side of the support base 5 is fixed to a bracket 9 fixed to the front panel 4 via a fixing pin 10. Moreover, a part of the support base 5 is inserted in the fastening hole 6 formed in the main body 1 as shown in FIGS. Accordingly, when the front panel 4 is opened upward, a part of the support base 5 is pulled out from the fastening hole 6 of the main body 1.

  As shown in FIGS. 2 and 6, the fixing plate 8 is fixed to the main body 1 with screws or rivets so as to cover a part of the lower side of the fastening hole 6. As a result, as shown in FIGS. 4 to 6, when the front panel 4 rotates around the hidden hinge 3, the support base 5 covers the lower part of the fastening hole 6 with its own load. In a state in which it is in contact with the upper end portion, the sliding hole 6 is pulled out by the sliding method.

  Here, as shown in FIG. 2, the support base 5 is provided with at least two or more concave locking claws 11. In this state, when the locking claw 11 formed on the support base 5 is positioned on the fixed plate 8, the front panel 4 is opened upward by the inclined portion formed on the support base 5.

  Further, if the support base 5 is positioned on the fixed plate 8, the support base 5 is positioned on the fixed plate by its own load, so that the locking claw 11 is locked to the fixed plate 8, and the front panel 4 is moved in this state. If released, the locking claw 11 of the support base 5 is firmly fixed to the fixing plate 8 by the load of the front panel 4.

  If the front panel 4 is further raised in this state, the support base 5 is pulled out from the fastening hole 6 by the amount that the front panel 4 is lifted, and another locking claw 11 formed in a multistage manner on the support base 5. Is fixed to the upper end portion of the fixing plate 8 again. FIGS. 4 and 5 schematically show this state. That is, as shown in FIG. 5, the front panel 4 can be lifted higher in the state where one of the other locking claws 11 formed in a multistage manner on the support base 5 is fixed to the upper end of the fixing plate 8. For example, as shown in FIG. 4, the support base 5 is pulled out from the fastening hole 6, and another locking claw 11 is fixed to the upper end portion of the fixing plate 8. Thereby, the inclination angle at the time of opening and closing of the front panel 8 can be adjusted.

  Here, the upper end portion of the fixing plate 8, that is, the portion to which the locking claw 11 formed on the support base 5 is fixed is folded with the fixing plate 8 protruding as shown in FIGS. Doubly formed. By reinforcing the strength of the upper end portion of the fixing plate 8 in this way, it is possible to prevent the fixing plate 8 from warping due to its own weight.

  Next, as shown in FIG. 2, concave fastening holes 2 having a predetermined size are formed on both upper sides of the main body 1. As shown in FIGS. 1 and 2, one fixing portion of the hidden hinge 3 is fastened and fixed to the fastening hole 2 with a screw or a rivet. As shown in FIGS. 1 and 2, the other fixing portion of the hidden hinge 3 is fastened and fixed to a concave stepped portion formed on the front panel 4 with a screw or a rivet. Here, as shown in FIG. 1, the front panel 4 is fixed so as to be housed in a case 13 having a flange-shaped edge. Therefore, the space between the main body 1 and the front panel 4 can be minimized by accommodating the hidden hinge 3 fixed to the back surface of the front panel 4 in the flange shape at the edge of the case 13. .

  Further, even when the front panel 4 is closed, the hidden hinge 3 is hidden by the case 13, so that the appearance of the acoustic device can be prevented from being damaged.

  When opening and closing the front panel 4, when a separate locking device is attached to the side surface of the main body 1, the front panel 4 may be opened only when the locking device is opened and closed.

  Next, when closing the front panel 4, the front panel 4 is lifted and the support base 5 is pushed by hand to retract, so that the locking claw 11 formed on the support base 5 is detached from the upper end of the fixing plate 8. .

  If the front panel 4 is released in this state, the front panel 4 rotates around the hidden hinge 3 by its own load. As a result, the support base 5 fixed to the back surface of the front panel 4 slides backward using the upper end portion of the fixing plate 8 as a guide rail, and moves backward into the fastening hole 6 formed in the main body 1.

  In this way, when the front panel 4 is coupled to the main body 1, the fixtures 7 provided at the lower ends on both sides of the main body 1 are inserted into the fastening holes 14 formed at the lower ends on both sides of the front panel 4. Then, it is locked and fixed to the operating tool operated by the open / close button 12.

  As described above, the acoustic device according to the present embodiment can easily open and close the front panel by the one-touch method. The acoustic device according to the present embodiment has a simple structure and is easy to manufacture, and can be opened / closed by adjusting the inclination angle of the front panel in multiple stages. In addition, the acoustic device according to the present embodiment can reduce the interval between the main body and the front panel by using a hidden hinge, and the hinge is not exposed to the outside, thereby preventing deterioration in appearance quality. . Furthermore, since the acoustic device according to the present embodiment has an instrumental structure, it is easy to repair, and is not provided with a separate opening / closing device, and by inserting a flatly formed support base into the main body, This space can be utilized, so that the acoustic device can be miniaturized.

  The preferred embodiments of the present invention have been described in detail above with reference to the accompanying drawings, but the present invention is not limited to such examples. It is obvious that a person having ordinary knowledge in the technical field to which the present invention pertains can come up with various changes or modifications within the scope of the technical idea described in the claims. Of course, it is understood that these also belong to the technical scope of the present invention.

It is a schematic bottom perspective view of the opening / closing device for the front panel of the sound device according to one of the embodiments of the present invention. It is a rough bottom surface separation perspective view which shows the expansion state of the front panel of the sound equipment concerning the embodiment. It is a side view which shows the opening-and-closing state of the opening / closing apparatus of the front panel of the sound equipment concerning the embodiment. It is a sectional side view which shows the principal part in the opening / closing state of the opening / closing apparatus of the front panel of the audio equipment which concerns on the embodiment. It is a schematic sectional side view which shows the state which adjusted the angle of the opening / closing apparatus of the front panel of the sound equipment concerning the embodiment. It is a schematic sectional side view which shows the folded state of the opening / closing apparatus of the front panel of the sound equipment concerning the embodiment.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Main body 2, 6, 14 Fastening hole 3 Concealed hinge 4 Front panel 5 Support stand 7 Fixing tool 8 Fixing plate 9 Bracket 10 Fixing pin 11 Locking claw 12 Open / close button 13 Front panel case

Claims (3)

An opening / closing device for a front panel of an audio device comprising a body (1), a front panel (4), and a case (13):
The front panel (4) is:
It is fixed to the main body (1) so as to be openable and closable via concealed hinges (3) fixed to both upper sides of the rear surface of the front panel (4) and upper upper sides of the front surface of the main body (1).
A bracket (9) fixed to a part of the back surface of the front panel (4);
A support base (5) that is rotatably fixed to the bracket (9) by a fixing pin (10) and at least two or more concave locking claws (11) are formed;
Fastening holes (14) formed on both lower sides of the back of the front panel (4) corresponding to fixtures (7) fixed on both lower sides of the front of the main body (1);
An operating tool installed at a position corresponding to the fixing tool (7), and an open / close button (12) for operating the operating tool;
With
The case (13) is:
With flange-shaped edges,
The front panel (4) is stored and fixed so that the edge protrudes from the front panel (4).
The body (1);
A fastening hole (6) into which the support base (5) is inserted into a part of the front surface of the main body (1);
A fixing plate (8) fixed so as to cover a part of the fastening hole (6);
With
When the front panel (4) is opened / closed from the main body (1), the support base (5) is slid with respect to the fastening hole (6) while being in contact with the fixing plate (8). The locking claw (11) is fixed to the fixing plate (8), so that the opening / closing angle of the front panel (4) can be adjusted .
The front panel opening and closing device characterized in that a portion of the fixing plate (8) to which the locking claw (11) is fixed is formed by folding the upper end of the fixing plate (8) in a double manner. . The main body (1) includes a concave fastening hole (2) at a fixed position with the hidden hinge (3), and the front panel (4) provided with a display unit and an operation unit is connected to the hidden hinge ( 3) with a concave stepped portion at a fixed position with
The opening / closing device for a front panel of an audio equipment according to claim 1, wherein the front hinge (3) can be opened and closed by fixing the hidden hinge (3) to the fastening hole (2) and the stepped portion. . The locking claw (11) of the support base (5) fixed to the fixing plate (8) is detached from the fixing plate (8), and the support base (5) is in contact with the fixing plate (8) . The front of the sound device according to claim 1, wherein the front panel (4) is easily opened and closed by being inserted into or pulled out from the fastening hole (6) in a state where the front is mounted. Panel switchgear.

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