JP3186966B2 - In-vehicle audio-visual equipment - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an on-vehicle audio-visual apparatus installed and used in an automobile. In the present invention, the audiovisual device is a radio receiver,
An audio device such as a cassette deck, a compact disc (CD) player, or a video device such as a television receiver or a navigation device, or a decoding device for decoding the audio device and the video device is meant.

[0002]

2. Description of the Related Art Conventionally, this kind of on-vehicle audio-visual device is
A front plate attached to the front of the device body, a display device supported on the front surface of the front plate so as to be openable and closable, and a lock mechanism that holds the display device in a closed state with respect to the front plate and is opened by a release button. The front panel is opened by displaying the television or navigation data on the display device, and the display device is rotated to insert the cassette tape or CD into the cassette tape insertion slot or CD insertion slot formed on the front panel. I was listening to music.

[0003]

However, in the above-mentioned conventional audio-visual device for a vehicle, the lock mechanism for holding the display device in a closed state has a slight play in dimensions in order to guarantee smooth operation. Have, for this play,
When vibration is applied during running of the vehicle, there is a problem that rattling occurs and abnormal noise is generated.

An object of the present invention is to solve such a conventional problem, and an object of the present invention is to provide an on-vehicle audio-visual apparatus capable of preventing occurrence of rattling of a display device with a simple structure.

[0005]

According to the present invention, in order to achieve the above object, an elastic body is interposed between a display device and a front plate, and the elastic body is provided in a state where the display device is closed. It is designed to abut the front panel of the main unit, which makes it easy for the display device to rattle when vibration is applied.
This can be prevented by the configuration .

Further , the present invention provides a state in which the display device is closed.
When the elastic body is
It comes into contact with the end face of the cassette inserted into the set slot
This will result in cassette breakage and
The vibration of the cassette during vibration application can be easily
This can be prevented by the configuration.

[0007]

The invention according to claim 1 of the embodiment of the present invention includes a front plate attached to the front surface of the apparatus main body, the front plate
A display device that is openably and closably supported on the front of the
Hold the front panel closed and release button
The lock mechanism that opens and the image formed on the back of the display device
Fits into the hole for inserting the image adjustment tool, and closes the display device.
And an elastic body that comes into contact with the front plate.
Simple structure prevents rattling of display device
In addition, the elastic member can be attached with a simple configuration because the hole for inserting the image adjustment tool formed on the back surface of the display device is used for attaching the elastic member.

[0008] The invention described in claim 2 of the present invention is defined by the claims.
1. The on-vehicle audio / video apparatus according to 1, wherein the elastic body has a convex portion that fits into the hole for inserting the image adjusting tool, and the elastic body can be easily attached.

[0009] The invention described in claim 3 of the present invention, claim
1. The on-vehicle audio-visual apparatus according to 1, wherein the elastic body has an H shape in which the central portions of two parallel pieces are joined, and the two pieces are
In addition to being fixed to the back of the display device, the display device is characterized in that it has a projection at the center for fitting into the hole for inserting the image adjustment tool, so that the elastic body can be easily and reliably attached.

According to a fourth aspect of the present invention, there is provided a front plate attached to the front of the apparatus main body, a cassette insertion opening formed in the front plate, and a display supported on the front of the front plate so as to be openable and closable. The device, a lock mechanism for holding the display device in a closed state with respect to the front panel and opening by a release button, and a fitting for inserting a picture adjusting tool formed on the back surface of the display device, and closing the display device. In the cassette insertion slot
The cassette inserted into the protruding edge of the hole or the cassette slot
An in-vehicle audio-visual device having an elastic body that abuts an end face of the display unit, and the elastic body fitted in a hole on the back surface of the display device can easily prevent rattling of the display device, Even if the display device is closed in the cassette eject state where a part of the cassette protrudes from the cassette insertion slot, the elastic body fitted in the hole on the back surface of the display device abuts on the end face of the cassette, so that the cassette may be damaged. Can be prevented.

[0011] The invention described in claim 5 of the present invention, claim
In 4-vehicle audio-visual apparatus as claimed, the elastic body, which is characterized in that a convex portion to be fitted into the hole for the insertion image adjuster, image adjustment tool insertion which is formed on a rear surface of the display device The elastic body can be easily attached by using the holes for use.

[0012] The invention described in claim 6 of the present invention, claim
4. The in-vehicle audio-visual apparatus according to 4, wherein the elastic body has an H shape in which the central portions of two parallel pieces are joined, and the two pieces are
It is fixed to the back of the display device, and has a convex portion that fits in the hole for inserting the image adjustment tool in the center portion, and is used for inserting the image adjustment tool formed on the back surface of the display device. The elastic body can be easily and reliably attached using the holes.

(Embodiment) An embodiment of the present invention will be described below with reference to FIGS. The in-vehicle audio-visual apparatus according to the present embodiment includes a radio receiver,
The cassette deck and the CD player are housed in the same housing, and can be used as a display device of a television receiver by connecting a television tuner.

FIG. 1 is a front view of an on-vehicle audio-visual apparatus according to the present embodiment, FIG. 2 is a side view showing a state in which a display device of the apparatus is opened, and FIG. FIG. In FIG. 1, reference numeral 1 denotes an apparatus main body, in which a radio receiver, a cassette deck, and a CD player are stored, and a video signal from a television tuner is supplied to a video terminal formed on the back of the apparatus main body 1. By inputting, it can be used as a display device of a television receiver. Reference numeral 2 denotes a front panel (escussion) attached to the front of the apparatus main body 1, on which various operation buttons 3 are arranged. Operation button 3A,
3B, 3C, and 3D are buttons for selecting a desired device among a radio receiver, a cassette deck, a CD player, and a television receiver, and 3E is an up / down operation button. The button 3E is used to increase or decrease the reception frequency when using a radio receiver, and is used as an operation button for fast-forwarding and rewinding when using a cassette deck or a CD player. The operation button 3F is an operation button for moving a cursor displayed on the display device, and the operation button 3G is an operation button which doubles as a power switch and volume control. Reference numeral 4 denotes a display device rotatably supported by a support piece 1A (see FIG. 2) protruding forward from the device main body 1. A liquid crystal display 4A is provided on a front surface of the display device 4. 5A, 5B, 5C, 5
D, 5E, and 5G are various operation buttons provided on the front left and right of the display device 4, respectively, and among them, the operation button 5A is
An operation button for releasing the lock mechanism of the display device 4 and opening the display device 4. 6A, 6B, 6C, 6D, 6
E, 6G, and 6F are operation buttons for presetting a reception frequency.

In FIG. 2, reference numeral 7 denotes a locking piece rotatably supported on both sides of the front plate 2, and the locking piece 7 is urged in a counterclockwise direction by a spring. 8 is a display device 4
Of the locking piece 7 and the locking groove 8
Constitutes a part of the lock mechanism. FIG. 8 shows the operation button 5A.
Is operated to release the lock between the locking piece 7 and the locking groove 8. Reference numeral 9A denotes a substrate mounted in the display device 4, on which a driving piece 9B is rotatably supported by a shaft 9C. 9D is the substrate 9
A is a sliding plate slidably supported by A.
A nail 9E is formed at the tip of D. The claw 9E is disposed in the locking groove 8 of FIG.
Because a spring (not shown) is hung between A and
The sliding plate 9D is urged in the arrow Y direction.

In FIG. 3, reference numeral 10 denotes an inner plate of the front plate 2. The inner plate 10 has a cassette insertion slot 11 for inserting a cassette and a CD insertion slot 12 for inserting a CD. I have. The hole edge 11A of the cassette insertion slot 11 projects slightly forward from the inner surface plate 10.
11B is an operation button for ejecting the cassette, 12B
A is an operation button for ejecting a CD.

FIG. 4 shows a rear surface of the display device 4. In FIG. 4, reference numeral 13 denotes a gear portion formed on the side surface of the display device 4. The gear portion 13 meshes with a gear (not shown) of an oil damper mechanism attached to the front plate 2. . Since the display device 4 is urged in the opening direction by a spring, the operation button 5A is pressed to lock the locking piece 7 and the locking groove 8.
When disengaged from the display device, the display device is rotated by the urging force of the spring and is opened. When the display device 4 is opened, a sudden opening operation of the display device 4 is prevented by the function of the oil damper mechanism. Reference numeral 18 denotes an elastic body (rubber) for preventing rattling of the display device 4 against the front plate 2.

FIG. 5 shows the elastic body 1 on the back surface of the display device 4.
8 has been removed. In FIG. 5, 14
Reference numerals A and 14B denote protrusions formed substantially at the center of the back surface of the display device, reference numerals 15A and 15B denote grooves formed so as to sandwich the protrusions 14A and 14B, and reference numeral 16 denotes a driver formed between the protrusions 14A and 14B. Etc. are holes for inserting image adjustment tools. The projections 14A and 14B abut on the end face of the cassette when the display device 4 is closed in a cassette eject state (a state where a part of the cassette protrudes from the cassette insertion opening 11), and the display device 4 rotates. Accordingly, the cassette is formed to be inserted again into the cassette insertion slot 11.

FIG. 6 shows a part of FIG. 5 in an enlarged manner.
In FIG. 6, reference numeral 17 denotes a semi-fixed resistor for image quality adjustment arranged inside the hole 16, and a driver or the like is inserted into the hole 16 and the semi-fixed resistor 17 is adjusted to display on the liquid crystal display 4A. It is possible to adjust the quality of the image to be displayed. Note that the image quality adjustment by the semi-fixed resistor 17 is performed at a factory that manufactures the in-vehicle audio-visual device, and it is not necessary for the user of the in-vehicle audio-visual device to make adjustments. I have.

FIG. 7 shows the elastic plate 18. FIG.
In (a) and (b), the elastic plate 18 has two parallel plates.
The elastic plate 18 is formed in an H shape including a central portion 18C connecting the two pieces 18A and 18B, and a cylindrical convex portion 18D is integrally formed on the lower surface of the central portion 18C of the elastic plate 18. Have been. Two pieces 18A of the elastic plate 18,
18B is inserted into and bonded to the grooves 15A and 15B on the back surface of the display device 4, and the convex portion 18D of the central portion 18C of the elastic plate 18 is inserted into the hole 16. FIG. 7C shows the display device 4.
5 shows a cross section in a state where the elastic plate 18 is attached to the back surface of the display device 4. The surface of the central portion 18 </ b> C of the elastic plate 18 slightly protrudes from the back surface of the display device 4. For this reason, when the display device 4 is closed and locked by the lock mechanism, the elastic plate 18 is provided with the protruded hole edge 11A of the cassette insertion slot 11 of the inner surface plate 10.
, And the occurrence of abnormal noise due to rattling when the display device 4 is closed can be prevented. The elastic plate 18 is provided with the hole 1
It is also used as a cover that closes 6.

Next, the operation of the above embodiment will be described. FIG. 1 shows a state where the display device 4 is closed with respect to the device main body 1. In this state, the power is turned on by operating the operation button 3G, and the desired device can be selected and operated by operating the operation buttons 3A to 3D.
When the display device 4 is closed, a radio broadcast can be received by pressing the operation button 3A, and a television broadcast can be received by pressing the operation button 3D. When playing a cassette or CD, use the operation buttons 3B or 3C
After pressing, the operation button 5A is pressed to release the engagement between the locking piece 7 and the locking groove 8. When the operation button 5A is pressed, the driving piece 9B shown in FIG. 8 is pushed in the direction of the arrow Z to rotate in the counterclockwise direction, and further the sliding plate 9D is moved downward (in the direction opposite to the arrow Y) by the driving piece 9B. ), The claw 9E of the sliding plate 9D moves in the locking groove 8, and the locking piece 7 and the locking groove 8 are disengaged by the claw 9E. When the engagement between the locking piece 7 and the locking groove 8 is released, the display device 4 is moved by the urging force of the spring as shown in FIG.
2, the cassette can be inserted into the cassette insertion slot 11 or a CD can be inserted into the CD insertion slot 12. When a cassette or CD is inserted, the cassette deck or CD player starts operating. When the display device 4 is closed in this state, the operating state of the cassette deck or CD player is displayed on the liquid crystal display 4A.

In order to return the display device 4 from the state shown in FIG. 3 to the state shown in FIG. 1, as shown in FIG.
Is pushed by hand and turned to the apparatus main body 1 side. As the display device 4 is rotated, the locking piece 7 is rotated clockwise by the locking groove 8 of the display device 4, and enters into and engages with the locking groove 8. In the state where the locking pieces 7 are engaged with the locking grooves 8 in this manner, the central portion 18C of the elastic plate 18 hits the hole edge 11A of the cassette insertion slot 11, so that the display device 4 does not rattle. In addition, generation of abnormal noise due to rattling of the display device 4 is prevented. As shown in FIG. 3, when the display device 4 is open, a part of the cassette is inserted into the cassette insertion slot 1.
When the display device 4 is rotated to close the display device 4 as shown in FIG. 1 in spite of protruding from the cassette 1, the projections 14 </ b> A and 14 </ b> B on the rear surface of the display device 4 hit the end face of the cassette, Is inserted into the cassette insertion slot 11. At this time, since the central portion 18C of the rear elastic plate 18 of the display device 4 abuts on the end face of the cassette, the cassette is prevented from being damaged, and abnormal noise due to the contact between the cassette and the display device 4 is prevented.

As described above, according to the above embodiment, when the display device 4 is closed, the elastic plate 18 for closing the image adjustment tool insertion hole 16 formed on the back surface of the display device 4 is provided. Because it is interposed between the display device 4 and the front plate 2,
The back tension is applied to the display device 4 by the elastic plate 18, so that the play of the display device 4 is prevented, and the generation of abnormal noise can be prevented.

[0024]

According to the present invention, as is apparent from the above embodiment, an image adjusting tool for inserting a video adjuster formed on the back of a display device is provided.
To the front panel when the display device is closed.
Are those having the abutting elastic body, in the closed state of the display device, since the elastic member interposed between the display device and the front plate, rattling of the display device in a vehicle traveling with a simple structure And abnormal noise can be prevented.

According to the present invention, the elastic member abuts on the end face of the cassette protruding from the cassette insertion slot during the closing operation of the display device, so that the cassette can be prevented from being damaged when the display device is closed. In addition to this, it is possible to prevent generation of abnormal noise due to rattling of the cassette.

[Brief description of the drawings]

FIG. 1 is a front view of an in-vehicle audiovisual apparatus according to an embodiment of the present invention.

FIG. 2 is a side view showing a state in which the display device is opened in the device.

FIG. 3 is a front view showing a state where the display device is opened in the device.

FIG. 4 is a perspective view of a display device in the device.

FIG. 5 is an exploded perspective view of a display device in the device.

FIG. 6 is a partially enlarged perspective view of a display device in the device.

7A is a perspective view of an elastic plate in the device, FIG. 7B is a cross-sectional view of the elastic plate, and FIG.

FIG. 8 is a side view of a lock mechanism in the device.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Apparatus main body 2 Front plate 3 Operation button 4 Display device 5 Operation button 6 Operation button 7 Locking piece 8 Locking groove 10 Inner surface board 11 Cassette insertion slot 12 CD insertion slot 14A, 14B Projection 15A, 15B Groove 16 Image adjustment tool insertion Hole 17 Semi-fixed resistor 18 Elastic plate 18A, 18B 2 pieces 18C Central part 18D Convex part

────────────────────────────────────────────────── ─── Continuation of the front page (56) References JP-A-7-215137 (JP, A) JP-A-7-246885 (JP, A) JP-A 64-41434 (JP, A) (58) Investigation Field (Int.Cl. ⁷ , DB name) B60R 11/02

Claims (6)

(57) [Claims] 1. A front plate attached to a front surface of an apparatus main body, a display device supported on the front surface of the front plate so as to be openable and closable, and a display device held in a closed state with respect to the front plate and released. A lock mechanism opened by a button and fits into a hole for inserting an image adjustment tool formed on the back of the display device
The front panel is contacted with the display device in a closed state.
An in-vehicle audio-visual apparatus comprising an elastic body in contact with the vehicle. 2. The on-vehicle audio-visual apparatus according to claim 1 , wherein the elastic body has a convex portion that fits into the hole for inserting the image adjusting tool. 3. An elastic body having an H shape in which a central portion of two parallel pieces is coupled to each other, fixing the two pieces to the back surface of the display device, and a hole for inserting an image adjusting tool in the central portion. 2. The on-vehicle audio-visual apparatus according to claim 1, further comprising a convex portion fitted to the vehicle. 4. A front plate attached to a front surface of the apparatus main body, a cassette insertion opening formed in the front plate, a display device supported on the front surface of the front plate so as to be openable and closable, and A lock mechanism that holds the front panel in a closed state and is opened by a release button and is fitted into a hole for inserting an image adjustment tool formed on the back of the display apparatus, and in the closed state of the display apparatus, Protrusion of the cassette insertion slot
The edge of the hole or the cassette inserted into the cassette
An in-vehicle audio-visual apparatus comprising: an elastic body that abuts an end face of a set . 5. The on-vehicle audio-visual apparatus according to claim 4 , wherein the elastic body has a convex portion that fits into the hole for inserting the image adjusting tool. 6. An elastic body having an H shape in which a central portion of two parallel pieces is joined to each other, said two pieces being fixed to the back of said display device, and a hole for inserting an image adjusting tool in the central portion. 5. The on-vehicle audio-visual apparatus according to claim 4, further comprising: a convex portion fitted to the vehicle.