JP3155580B2 - In-vehicle display device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a TV,
The present invention relates to an in-vehicle display device used for displaying a VTR or driving information.

[0002]

2. Description of the Related Art Conventionally, as disclosed in, for example, Japanese Utility Model Laid-Open Publication No. 3-34276, there is an apparatus which can store a display in a dashboard of an automobile and can be installed in a posture which can be viewed in a vehicle interior. Proposed. The in-vehicle display device includes a housing built in a dashboard, a slide rail that can be moved in and out of the housing, and a display rotatably mounted on the slide rail. The display has a pair of knobs and a lock release plate, each part of which protrudes from the housing when the display is stored, a pair of lock pins that can protrude to the side, and other components for driving the respective lock pins. And a lock plate operated by the lock release plate is provided on a top surface of the support unit that supports the display, and a lock plate is provided on the top surface of the housing. A removable stopper is provided. The slide rail is provided with a plurality of holes with which a lock pin can be engaged.

[0003] In this conventional in-vehicle display device,
When the display is stored, the lock plate is engaged with the stopper, so that the display is locked in a state of being stored in the housing. When the display is set to the use state from this state, when the lock release plate partially projecting from the housing is pressed, the engagement state of the lock plate with the stopper is released. Then, when the knob is pulled out, the slide rail and the display protrude from the housing. Next, after rotating the display to a desired angle while holding another knob, when the knob is released, the lock pin is fitted into the hole and the display is locked in an upright state. To return the display to the stowed state, rotate the display to the horizontal state while holding the other knobs, release the knobs, push the display into the housing, and lock it against the stopper, contrary to the procedure described above. The plate is adapted to be engaged.

[0004]

However, in the above-described conventional display device for a vehicle, it is necessary to manually operate the display to set it in a use state or to return it to a state at the time of storage. There was a problem of poor sex.

[0005] The present invention has been made in view of the circumstances in the prior art, and its object is de by a motor
The display moves forward and backward, causing the user to perform troublesome operations.
Not be used, and the display is not
The mechanism for projecting the
An object of the present invention is to provide an in-vehicle display device having no configuration .

[0006]

In order to achieve this object, according to the present invention, a slider provided to be able to move forward and backward with respect to a chassis is moved to a forward position where the slider protrudes from the chassis, and a display visually checks its display surface. In a display device mounted on a vehicle that rotates to a possible position, a holding body is provided so as to be movable in the chassis, and the holding body transmits a motor and power from the motor to move the slider forward and backward. A gear, which meshes with a first tooth portion provided in a moving direction of the slider, and a second tooth provided at a position continuous with the first tooth portion of the slider. also so arranged as to mesh in part, in a state in which the display is housed in the chassis, the power from the motor is transmitted to the first tooth portion via the gears its first When the holding body advances along the teeth of the first gear and the gear separates from the first teeth and meshes with the second teeth, the power from the motor is transmitted to the second teeth. The slider is protruded from the chassis.

[0007]

According to the present invention, the display is used from the stored state to the used state.
When setting the motor, operate the motor fixed to the holder.
Then, the gear provided on the holding member meshed with the first tooth portion.
Rotates in the state, the gear moves along the first tooth and holds it
Advance your body. The gear moves along the first tooth and ends
Then, the meshing state with the first tooth part is released, and the second tooth part
Mesh. When the gear rotates while meshing with the second tooth portion,
The rider moves forward to the position where it protrudes from the chassis.
You. At the position where this advance is completed, the display
Can be rotated to a position where it can be viewed .

[0008]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a block diagram showing an embodiment of a vehicle-mounted display device according to the present invention. FIG. 1 is a plan view showing an embodiment of a vehicle-mounted display device according to the present invention, FIG. 2 is a plan view of a chassis and a slider showing a housed state of the vehicle-mounted display device of FIG. 1, and FIG. FIG. 4 is a cross-sectional view taken along line AA of FIG. 3, and FIG. 5 is a view showing a state where a slider and a frame provided in the vehicle-mounted display device of FIG. 1 are locked. 6, FIG. 6 is a view showing a state in which the lock between the slider and the frame body of FIG. 5 is released, and FIG. In addition, FIG.
3 is a view from above with the top cover of the chassis removed, and FIG. 2 is a view from above with the top cover and holder of the chassis removed.

A vehicle-mounted display device according to the present embodiment shown in FIG. 1 has a first rack 2 fixed to a chassis 1 and a slider 3 guided to the chassis 1 so as to be able to move back and forth.
A second rack 4 provided on the slider 3 and movable relative to the chassis 1; a holder 5 movable relative to the chassis 1 and the slider 3; , A swing gear 7 provided on the holding body 5 and rotated by the motor 6, a first lock lever 8 for locking or unlocking the chassis 1 and the slider 3 at the retracted position, and a slider 3, a frame 9 movably provided with respect to the frame 3, the frame 9 and the slider 3
Lock lever 1 for locking or unlocking
0 and a display 11 rotatably provided on the frame 9
And a conversion mechanism (not shown) for converting the movement of the second rack 4 into the rotation of the display 11.

The first rack 2 has an arc portion 2a inside one end, and the second rack 4 also has another arc portion 4a inside one end. As shown in FIG. 2, the second rack 4
Is in the retracted position, the arc portions 2a and 4a are located on the swing locus of the swing gear 7, so that the swing gear 7 meshes with the arc portions 2a and 4a and swings. I have. The second rack 4 is urged leftward in FIG. 2, that is, retracted by a spring (not shown) having one end attached to the slider 3. The second rack 4 has a notch 4 b. I have.

As shown in FIG. 1, the slider 3 has a cylindrical body 22 movably supported by a pair of blocks 20 and 21, and a projection 24 engageable with a guide plate 23.
And a pin 25 projecting upward and downward. The guide plate 23 is provided so as to be relatively movable with respect to the chassis 1, and is urged by a spring 26 in the rightward direction in FIG. 1, that is, in the forward direction, and when the slider 3 is at the retracted position, as shown in FIG. As described above, when the projection 24 is engaged with the end 23a of the guide plate 23, the guide plate 23 is pressed in the retreating direction. The guide plate 23 is guided in a state where the swinging gear 7 meshes with the first rack 2 or the second rack 4 when the supporting shaft 7a of the swinging gear 7 abuts on the side. For example, when the slider 3 is at the retreat position, the guide plate 23 is pressed in the retreat direction as described above,
A gap is formed between the guide plate 23 and the arc portions 2a, 4a, and the swing gear 7 is in a swingable state. On the other hand, slider 3
Is moved forward, the guide plate 23 moves in the forward direction by the bias of the spring 26, so that the swing operation of the swing gear 7 is prevented by the guide plate 23, and the swing gear 7 is connected to the second rack 4. It is held in a meshing state.

As shown in FIG. 1, the holding body 5 is composed of the blocks 20, 21 whose both ends are guided by a pair of cylindrical bodies 31 fixed to the chassis 1, respectively, and as shown in FIG. And a rotational force transmission mechanism 32 for transmitting rotational force to the swing gear 7 from the motor. As shown in FIG. 1, the swing gear 7 is provided with the support shaft 7a projecting upward and downward.
have. Further, as shown in FIG. 1, the conversion mechanism includes a pin 33 engageable with the notch 4b of the second rack 4.
have.

As shown in FIG. 1, the first lock lever 8 has an elongated hole formed along a moving direction of the lock lever 8 with a pair of pins 41 fixed to the chassis 1 being engaged with each other. 42, an engaging portion 43 with which the lower end of the support shaft 7a of the swing gear 7 can be engaged, and an arm portion 44 with which the pin 25 can be locked.
And a protruding portion 45 that can be inserted into the groove 20a of the block 20.
And The second lock lever 10 is shown in FIG.
As shown in FIG. 7, a pair of pins 51 fixed to the frame body 9 are engaged with each other, and an elongated hole 52 formed along the moving direction of the lock lever 10 and an upper end of a support shaft 7 a of the swing gear 7. And an engagement portion 53 capable of engaging with the first pin 25 capable of engaging the pin 25.
, A pin 55 that engages with the conversion mechanism, and a second arm 56 that can engage with the holder 5.

In this embodiment, the display 11 is set from the stored state to the used state according to the operation procedure shown in FIG. First, when the display 11 shown in FIG. 2 is stored, the slider 3, the second rack 4, the holder 5, and the guide plate 23 are at the retracted position, and the swing gear 7 is engaged with the first rack 2. As shown in FIG. 6, the upper end of the support shaft 7a of the swing gear 7
The second lock lever 10 is engaged with the engagement portion 53 of the second lock lever 10 and is located on the first rack 2 side. Therefore, the first arm 54 of the lock lever 10 is
5, the slider 3 and the frame 9 are in an unlocked state, and the second arm 56 engages with the holder 5,
The holder 5 and the frame 9 are locked. Meanwhile, the first
The lock lever 8 is also positioned on the first rack 2 side, so that the chassis 1 and the slider 3 are locked by the arm portion 44 locking the pin 25 of the slider 3.

In this state, when the motor 6 is operated in step S1, the rotational force is transmitted to the oscillating gear 7 via the rotational force transmitting mechanism 32, and the oscillating gear 7 is
, And the holder 5, the frame 9, and the display 11 are integrally advanced in step S2. Next, in step S3, when the holder 5 or the like moves and stops by a predetermined amount, in step S4, the swing gear 7
And swings after being engaged with the circular arc portion 2a of the second rack 4 and meshes with the circular arc portion 4a of the second rack 4. At this time, since the lock lever 8 is moved from the position on the first rack 2 side to the position on the second rack 4 side by the movement of the support shaft 7 a in step S <b> 5, the arm portion 44 is moved from the pin 25 of the slider 3. At a distance, the locked state of the chassis 1 and the slider 3 is released, and the protrusion 45 is inserted into the groove 20a of the block 20, so that the chassis 1 and the holder 5 are locked. At the same time, as step S6, the upper end of the support shaft 7a is engaged with the engaging portion 53 of the second lock lever 10, and the position of the first rack 2 shown in FIG. The first arm 54 moves the lock lever 10 to the position
, The slider 3 and the frame 9 are locked, the second arm 56 is separated from the holder 5, and the chassis 1
The locked state between the slider and the slider 3 is released. In addition, since the pin 55 that engages with the conversion mechanism also moves to the position on the second rack 4 side, the pin 33 of the conversion mechanism engages with the notch 4b of the second rack 4.

Next, with the holding member 5 locked with the chassis 1 as described above, the swing gear 7 is moved to the second rack 4.
The rack 4, the slider 3, the frame 9, and the display 11 move forward in step S <b> 7 because they rotate. At this time, since the guide plate 23 moves in the forward direction by the bias of the spring 26 and is close to the arc portions 2a, 4a, the swing operation of the swing gear 7 is prevented, and the swing gear 7 The second rack 4 is held in mesh therewith.
When the slider 3 is moved and stopped by a predetermined amount in step S8, the second rack 4 is further advanced in step S9. Therefore, in step S10, the pin 33 of the conversion mechanism that engages with the notch 4b is pressed, and the conversion is performed. The movement of the second rack 4 is converted into a rotation of the display 11 via the mechanism, and as a result, the display 11 rotates and stands up, and is set to a use state. When the display 11 is stored, the above procedure is performed in reverse.

In the embodiment configured as described above, the display 11 can be set to the use state or the display 11 can be stored by driving one motor 6.

[0018]

While preferred embodiments of the present invention is configured as described above, de
To set the display from the stowed state to the used state
The display can protrude well out of the chassis
And the gears provided on the holder were continuously provided
The slider is projected from the chassis by engaging with the two teeth.
Therefore, the structure can be simplified .

[Brief description of the drawings]

FIG. 1 is a plan view showing an embodiment of a vehicle-mounted display device according to the present invention.

FIG. 2 is a plan view of a chassis and a slider showing a storage state of the vehicle-mounted display device of FIG. 1;

FIG. 3 is a plan view of the in-vehicle display device corresponding to FIG. 2;

FIG. 4 is a sectional view taken along line AA of FIG. 3;

FIG. 5 is a view showing a state where a slider and a frame provided in the vehicle-mounted display device of FIG. 1 are locked.

FIG. 6 is a view showing a state in which the lock between the slider and the frame in FIG. 5 is released.

FIG. 7 is a flowchart showing an operation procedure of the in-vehicle display device of FIG. 1;

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 Chassis 2 1st rack (1st tooth part) 3 Slider 4 2nd rack (2nd tooth part) 5 Holder 6 Motor 7 Oscillating gear (gear) 11 Display

Continuation of front page (58) Field surveyed (Int.Cl. ⁷ , DB name) B60R 11/02 G09F 9/00 363

Claims (1)

(57) [Claims] An in-vehicle display device in which a slider provided to be able to move forward and backward with respect to a chassis moves to a forward position protruding from the chassis and a display rotates to a position where its display surface can be viewed. A holder is provided so as to be able to move inside the holder, and the holder is provided with a motor and a gear for transmitting power from the motor to move the slider forward and backward. while meshing with the first tooth portion provided in said the second tooth portion provided in successive positions as the first tooth portion of the slider is also so arranged as to mesh, the display is in the chassis When the power from the motor is transmitted to the first tooth portion via the gear in a state where the gear is stored in the first tooth portion, the holding member advances along the first tooth portion, and the gear moves to the first tooth portion. Of away from the teeth portion meshed with the second teeth, vehicle display device in which the slider and power from the motor is transmitted to the second tooth portion is characterized in that it is protruded from the chassis.