JP3691162B2 - Audio device equipped with a detachable operation panel - Google Patents

Description

[0001]
[Industrial application fields]
The present invention relates to an audio device equipped with a detachable operation panel, and in particular, prevents the operation panel from being swayed when the operation panel is detached, so that the detachment operation can be performed smoothly and appropriately.
[0002]
[Prior art]
In recent years, CD players, MD players, tape recorders, and the like have become widespread as audio devices, and in the future, the spread of digital audio tape recorders called DAT is also desired.
[0003]
In such an audio device, particularly a car audio mounted in a car, for example, a device body having a built-in drive mechanism for driving a recording medium such as a compact disk and an operation panel for performing a music selection operation are stolen. Some of them can be separated for prevention.
[0004]
Conventionally, as such an audio apparatus, for example, one shown in FIG. 8 is known. In FIG. 8, A is the apparatus main body, B is the operation panel, and the operation panel B can be attached to the front surface of the apparatus main body A in a removable state.
[0005]
Each of the front both sides of the apparatus main body A has protrusions C and the groove portions D, is provided with a projection E and the groove F in correspondence with which the operation panel B. In addition , a spring G is provided on the apparatus main body A, and a push button H is provided on the operation panel B for drawing the protrusion E into the operation panel B.
[0006]
According to this audio apparatus, when the operation panel B is mounted, the projection C on the apparatus main body A side and the groove F on the operation panel B side are engaged, and the groove D and the projection E are engaged to operate the operation panel. B is fixed to the apparatus main body A. On the other hand, when the push button H is pushed in that state, the protrusion E moves backward and the engagement with the groove D is released. At this time, the operation panel B is pushed out by the action of the spring G.
[0007]
[Problems to be solved by the invention]
However, according to the conventional audio device, when the operation panel is pushed out, one end side of the operation panel is hung and dropped, and in some cases, there is a risk that the operation panel is damaged by the impact. For this reason, conventionally, after the operation panel has been detached, the operability is poor because the hand is held with the hand held on the operation panel.
[0008]
In particular, since the operation panel pushed out for a vehicle is greatly swayed by running vibration, there has been a serious problem in terms of safety, such as a possibility of causing a traffic accident in running operation.
[0009]
Therefore, the present invention is intended to prevent the operation panel from being shaken when the operation panel is detached and to perform the attaching / detaching operation smoothly and appropriately.
[0010]
[Means for Solving the Problems]
Since the present invention is to achieve the above object, the front of the apparatus main body, in an audio apparatus in which various operation panel provided with a push button of the is removably mounted including Kaijobotan, on the front of the apparatus main body, the operation panel together with a fixing portion for engaging the one end and the holding portion for locking the other end side of the operation panel is formed, close to the fixing part locking piece is swingably provided, the engagement The stopper piece has an attachment portion pivotally attached to the front surface of the apparatus main body at one end, and a hook portion that engages with the upper edge of the side opening formed on the back surface of the operation panel at the other end. while part side is spring-biased toward a direction to disengage the front from the operation panel of the apparatus main body as a fulcrum the attachment portion, the operation panel is engaged with the holding portion and the lock piece that engages with the fixing portion and a support unit for the operation of the unlocking button When releasing the engagement of more the fixing portion and the lock piece, while swinging locking piece to a part of the locking piece is locked to the fixed part, in that hook the control panel One end side of the operation panel is pushed out in the direction of detaching from the front surface of the apparatus main body with the locking piece in a state of being locked to the upper edge of the side opening, and in this state, the operation panel is pulled forward. The present invention provides an audio apparatus equipped with a detachable operation panel, characterized in that the engagement between the flange of one piece and the upper edge of the side opening of the operation panel can be broken .
[0011]
[Action]
According to the present invention, when the unlock button on the operation panel mounted on the front surface of the apparatus main body is pressed, the lock piece is activated and the engagement with the fixing portion on the apparatus main body side is released. At this time, one end side of the operation panel is pushed out by the locking piece. In particular, one end this time Rutotomoni other end is supported by the hook portion of the locking piece is supported by the holding portion. For this reason, the operation panel can be kept in a stable state without being swayed by a traveling vibration of the vehicle.
[0012]
On the other hand, when the operation panel is mounted, the holding part on the apparatus body side and the support part on the operation panel side are engaged, and when one end side of the operation panel is pushed in that state, the fixing part of the apparatus body and the operation panel lock The operation panel is fixed to the apparatus main body by engaging with the piece.
[0013]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, a preferred example of the present invention will be described in detail with reference to the drawings. FIG. 1 shows an in-vehicle tape recorder having a radio function as an audio apparatus according to the present invention.
[0014]
In FIG. 1, reference numeral 1 denotes a main body of a tape recorder fixed to a dashboard or the like in a vehicle, and a drive mechanism and electronic devices for driving a cassette tape are incorporated therein.
[0015]
On the other hand, 2 is a detachable operation panel. The operation panel 2 has a loading port 3 for loading a cassette tape into the apparatus main body 1. In addition , various push buttons for performing music selection and other operations are provided on the surface. For example, 4 is a switch button for main power, 5 is a fast-forward button for cassette tape, 6 is a rewind button, 7 is a take-out button, 8 is a radio channel selection button, and 9 is an operation panel 2 for the main body of the apparatus. The operation panel 2 can be detached from the apparatus main body 1 by pushing in the unlock button 9.
[0016]
Next, FIG. 2 shows the front of the apparatus main body with the operation panel removed. In FIG. 2, reference numeral 10 denotes an openable / closable opening corresponding to the loading port 3 of the operation panel, and the cassette tape is loaded into the apparatus main body 1 through the opening 10. Reference numerals 11, 12, and 13 denote movable shafts. Among these, the movable shaft 11 is pushed in by the take-out button 7 on the operation panel to operate the cassette tape discharging mechanism in the apparatus main body 1. The movable shaft 12 is pushed by the fast-forward button 5 to rotate a take-up reel (not shown) installed in the apparatus main body 1 at a high speed, and the other movable shaft 13 is pushed by the rewind button 6 to enter the apparatus main body 1. The equipped supply reel (not shown) is rotated at high speed. Here, 14 is a connector terminal, 15 is a fixing portion, 16 is a holding portion, and 17 is a locking piece.
[0017]
Next, FIG. 3 shows the back surface of the operation panel. 3, 18 is an electrode corresponding to the terminal 14 of the apparatus body, at the time of the operation panel 2 mounting fitted and the terminal 14 of the apparatus main body and its electrodes 18, electrical apparatus main body 1 and an operation panel 2 Connected to. Reference numeral 19 denotes a side opening formed on a part of one end of the operation panel 2, reference numeral 20 denotes a support formed on the other end of the operation panel, and reference numeral 21 denotes a control panel with a tip protruding from the side opening 19. A lock piece housed inside.
[0018]
FIG. 4 is a plan view of the locking piece, and FIG. 5 shows a cross section taken along line XX in FIG. As clearly shown in these drawings, the locking piece 17 has a plate shape made of synthetic resin or the like, and an attachment portion 22 is formed as a columnar rotation shaft at one end, and a protruding piece 23 at the other end. The flanges 24 are formed on both sides of the vias. Among these, the protruding piece 23 is inclined and raised on one side, and the flange 24 is bent in an L shape toward the opposite side.
[0019]
Next, FIG. 6 is a cross-sectional view showing a state in which an operation panel is mounted on the front surface of the apparatus main body. As shown in this figure, in the apparatus main body 1, there are a low surface portion 25 and a high surface portion 26 on the front surface thereof, and the fixing portion 15 of the device main body 1 is protruded from the high surface portion 26 toward the low surface portion 25 side. It is formed on one end side of the front surface. The lower surface portion 25 in the vicinity of the fixed portion 15 has a cutout portion 27, and a locking piece 17 is attached to the cutout portion 27. A plate spring 28 is fixed to the notch 27, and the attachment portion 22 of the locking piece 17 is pressed by a part of the plate spring 28 to be pivotally attached to the front surface of the apparatus main body 1.
[0020]
The leaf spring 28 has an elastic piece 28a, and the elastic piece 28a urges the hook portion 24 side of the locking piece 17 forward. However, when the operation panel 2 is mounted, the locking piece 17 is a plate spring. 28 is accommodated in the notch 27 against the elasticity of 28.
[0021]
A holding portion 16 is formed on the other end side of the front surface of the apparatus main body 1. As shown in the drawing, the holding portion 16 is formed by a recess 16a in which a part of the front surface of the apparatus main body 1 is recessed, and a protrusion 16b provided on the upper portion of the recess 16a.
[0022]
On the other hand, in the operation panel 2, a lock piece 21 is built in one end side, and a support portion 20 is formed on the other end side corresponding to the holding portion 16.
[0023]
As shown in the figure, the lock piece 21 has an L-shape, and one end thereof extends to the axis of the unlock button 9 and is pivotally attached by a pin 30. Further , a part of the other end protrudes from the side opening 19 so as to engage with the fixing portion 15. Here, a torsion spring (not shown) is provided on the outer periphery of the pin 30 to urge the lock piece 21 in the counterclockwise direction in the drawing so that the engagement with the fixing portion 15 can be appropriately performed by the elasticity. . Also , a slope portion 31 is formed on the pin 30 side, and when the unlock button 9 is pushed in, the unlock button 9 presses the slope portion 31 and the lock piece 21 resists the elasticity of the torsion spring. To swing clockwise.
[0024]
At this time, the lock between the apparatus main body 1 and the operation panel 2 is released, and one end side of the operation panel 2 is pushed forward by the locking piece 17. At this time, the flange 24 of the locking piece 17 is locked to both sides of the upper edge of the side opening 19 so that one end of the operation panel 2 is held, and the other end is also engaged by the holding 16 and the support 20. Will be retained. Here, the support portion 20 is formed by a raised portion 20a that fits into the recess 16a and a notch groove 20b in which a part of the outer side is notched, and the protrusion 16b of the holding portion 16 is engaged with the notch groove 20b. It is.
[0025]
Next, FIG. 7 shows a state when the operation panel is removed from the apparatus main body. In order to remove the operation panel 2 from the apparatus main body 1, the unlocking button 9 is pushed in. As a result, the lock piece 21 pressurizes the slope portion 31 and swings in the clockwise direction in FIG. The engagement with the portion 15 is broken.
[0026]
Then, the locking piece 17 urged by the leaf spring 28 starts swinging with the mounting portion 22 as a fulcrum, and pushes one end side of the operation panel 2. At this time, the flange 24 of the locking piece 17 is locked to the upper edge of the side opening 19 to hold one end side of the operation panel 2, and the other end side of the operation panel 2 is the holding portion 16 and the support portion. It is held by engagement with 20. For this reason, the operation panel 2 is kept in a stable state without being shaken by the traveling vibration of the automobile in that state. In this state, when the operation panel 2 is pulled to the front, the engagement between the flange portion 24 and the side opening 19 is cut off, and the operation panel 2 can be detached from the apparatus main body 1.
[0027]
Incidentally, in the state of FIG locking piece 17 ing as restricting the swinging of the forward projecting piece 23 is engaged with the fixing part 15.
[0028]
Although the application example of the present invention has been described with reference to the drawings, the present invention can be used for various audio apparatuses such as a CD player and an MD player in addition to a tape recorder.
[0029]
【The invention's effect】
As is apparent from the above description, according to the present invention, since the engagement between the fixing portion and the lock piece is released by the operation of the unlock button and the one end side of the operation panel is pushed out by the locking piece, the operability is improved. In addition, since one end side of the pushed operation panel is supported by the hook portion of the locking piece and the other end side is supported by the engagement of the holding portion and the support portion, there is no wobbling due to vehicle vibration or the like In this state, the operation panel can be easily and properly removed from the apparatus main body.
[0030]
In addition, since the fixing portion that engages with the lock piece of the operation panel and the holding portion that engages with the support portion are formed in the apparatus main body, the operation panel can be securely fixed to the apparatus main body. Since the urging is directed forward, the engagement between the fixing portion and the lock piece becomes more reliable, and when released, the operation panel can be reliably pushed out to a position where it can be easily picked.
[Brief description of the drawings]
FIG. 1 is a perspective view showing an in-vehicle tape recorder as an audio apparatus according to the present invention. FIG. 2 is a front view of the apparatus main body with an operation panel removed. FIG. 3 is a rear view of the operation panel. plan view of the locking pieces mounted on the front surface of the apparatus body [5] sectional view taken along line X-X in FIG. 4 FIG 6 is a sectional view showing a state of mounting the operation panel to the apparatus main body 7 an operation panel perspective schematic view of a cross section 8 conventional audio apparatus equipped with a detachable control panel showing a state when removed from the apparatus main body eXPLANATION oF REFERENCE nUMERALS
DESCRIPTION OF SYMBOLS 1 Apparatus main body 2 Operation panel 9 Unlock button 15 Fixing part 16 Holding part 17 Locking piece 20 Supporting part 21 Locking piece 22 Mounting part 24 Gutter part 28 Leaf spring

Claims (1)

In an audio device in which an operation panel having various push buttons including an unlock button is detachably mounted on the front surface of the device main body, a fixing portion for locking one end side of the operation panel on the front surface of the device main body; wherein with a holding portion for engaging the other end side of the operation panel is formed, the close to the locking piece of the fixing portion is swingably provided, the front surface of the apparatus main body to the locking piece at one end The apparatus has a mounting part pivotally attached to the other end, and has a hook part that engages with an upper edge of a side opening formed on the back surface of the operation panel at the other end, and the side of the hook part serves as the fulcrum. while spring biased toward a direction to disengage the control panel from the front surface of the main body, the operation panel and a support portion for engaging the holding portion and the lock piece that engages with the fixing portion, the solution By engaging the lock button, When releasing the part of the locking piece with respect to the fixed part while swinging locking piece to be locked, it engaged with the upper edge of the side opening of the hook the control panel In this state, one end side of the operation panel is pushed by the locking piece in a direction to be detached from the front surface of the apparatus main body, and in this state, by pulling the operation panel to the front, the hook part of the locking piece and the side opening of the operation panel An audio device equipped with a detachable operation panel, characterized in that it can be disengaged from the upper edge .

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