JPH07291045A - Television device with audio equipment mounted on vehicle - Google Patents

Abstract

PURPOSE:To provide a turning mechanism for a TV screen display part which is small and simple and has a effectively arranged space, leading to inexpensiveness. CONSTITUTION:In an TV device with audio equipment having an audio TV main body part composed of an audio circuit, audio equipment, TV circuit and the like; a recording medium insertion hole at the front face of the main body part; and a screen accomodating recess part accomodating a liquid crystal screen display part 13 at the front of the main body part, following means are provided: movable means supporting the lower part of the part 13 and being capable of sliding fore and aft, a guide groove 26 at the inner face of the recess part, and engagement means 22 arranged at a side of the part 13 capable of coming in and out from the groove 26.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vehicle-mounted television incorporated in a dashboard or the like of an automobile, and more particularly to a rotating mechanism for adjusting a screen display portion of the television to an arbitrary angle.

[0002]

2. Description of the Related Art Since a television for an automobile is installed in a limited space such as a dashboard, a thin television using a liquid crystal screen display unit has become popular. Also, some of these televisions have a screen display unit that can be stored in the device and a device that is always held on the front surface of the device except when in use. In both the retractable type and the hold type, it is necessary to adjust the angle of the screen display unit in the direction most easily seen when receiving an image. For that reason, various angle adjusting mechanisms are incorporated. For example, there is one in which the screen display unit can be electrically adjusted in angle. In such a mechanism, the structure becomes complicated as the number of component parts increases, and it is necessary to incorporate it into a device of a specified size. There may be restrictions on the combination with. In addition, the cost of the entire device may be high.

On the other hand, a holding-type television requires a considerably large installation area because of the size of the screen, and thus there is a problem that the installation space for other audio equipment is lost. To solve this problem, there is a relatively large margin. There is a way to use the space behind the TV screen with the. However, this method has a problem when a recording medium such as a cassette tape or a compact disc (hereinafter abbreviated as CD) is inserted into the audio device, and it is necessary to temporarily move the TV screen, which is convenient for realizing this. Good equipment is needed.

[0004]

SUMMARY OF THE INVENTION The present invention solves the above-mentioned problems, and in a vehicle-mounted television, a rotation mechanism of a television screen portion having a small and simple mechanism which can achieve space efficiency and cost reduction. The purpose is to provide.

[0005]

The present invention, which achieves the above-mentioned object, is a television with audio incorporated in a dashboard of an automobile, which is an audio television including an audio circuit, an audio device, a television circuit, and the like. In-vehicle audio television having a main body, a recording medium insertion hole provided on the front surface of the audio TV main body, and a screen storage recess provided in front of the audio TV main body to store a liquid crystal screen display unit. In, the lower part of the screen display part is rotatably supported, and movable means that can be slid forward and backward, a guide groove provided on the inner side surface of the screen storage recess, and a side surface of the screen display part. And an engaging means that is provided and is capable of entering and leaving the guide groove.

Further, the movable means is a movable bracket that can slide forward and backward, a knob for rotating operation, and a gear conversion for converting the rotation of the knob into a linear motion and transmitting it to the movable bracket. It is characterized by comprising means. Alternatively, the screen display unit includes an elastic body that biases the screen display unit such that the screen display unit rotates about a portion pivotally supported by the movable means in a direction away from the screen storage recess. And

A control mechanism for controlling the rotation speed of the screen display unit is provided.

[0008]

According to the present invention, in the screen display unit, engaging / disengaging means provided on the upper left and right side surfaces of the screen display unit is provided in the guide groove provided on the inner side surface of the front housing recess. Since the lower part of the screen display portion is engaged with the movable means, it is normally held substantially vertically. When the television is used, the lower part of the screen display unit moves back and forth by moving the movable unit back and forth, and when the lower part of the screen display unit moves, the engaging unit follows the guide groove. Moving. Then, the entire screen display unit is tilted and held. When the engagement between the screen display portion and the front surface portion is released, the screen display portion can be rotated around the pivotal support portion of the movable means, the front of the recording medium insertion opening is opened, and the recording medium is inserted. Is possible.

According to the second aspect of the invention, the movable means can be operated by rotating the knob to adjust the inclination of the screen display section. Further, according to the third aspect of the invention, since the elastic body urges the screen display portion to move away from the screen storage recess, it is only necessary to release the engagement between the engagement means and the guide groove. The screen display unit is separated from the screen storage recess, and the front of the recording medium insertion port is opened.

Further, according to the fourth aspect of the invention, since the rotation speed of the screen display section is controlled by the control mechanism, abrupt rotation of the screen display section can be prevented and a good operation feeling can be obtained. It is possible to prevent damage to parts.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A first embodiment of the present invention will be described with reference to FIGS. 1, 2, 3, 4, and 5. FIG. 1 is a perspective view of a television with audio according to a first embodiment, FIG. 2 is a perspective view showing an angle adjustment state of a television screen display portion, FIG. 3 is a perspective view showing a back side portion of the screen display portion, and FIG. 4 is a movable mechanism portion. And a perspective view showing the rotation mechanism section,
FIG. 5 is a perspective view showing the attachment / detachment mechanism portion.

First, an outline of the entire structure and operation will be described with reference to FIGS. 1, 2, and 3. Reference numeral 10 is a TV with audio that is incorporated in a dashboard of a car, and a case 1
The inside of 2 has a built-in audio TV main body including an audio circuit, an audio device, and a TV circuit.
A front surface portion 11 including a liquid crystal screen display portion 13 and the like are arranged and configured in front of the main body portion. On the front surface 11, operation buttons and the like of the device are arranged on the front surface, and at the center of the front surface, a concave portion 14 for accommodating and accommodating the screen display portion 13 is formed. The bottom portion 15 of the recess 14 is provided with a recording medium insertion opening such as a cassette tape insertion opening 63 or a CD insertion opening 62. Further, when the screen display unit 13 is tilted back and forth at the upper two places on the left and right side surfaces of the recess 14,
Guide groove 2 for holding the screen display portion 13 on the front surface portion 11
6 is provided. Reference numeral 16 denotes a rotating operation dial, which is a dial for operating the rotating mechanism 30 that tilts the screen display unit 13 back and forth.

On the screen display portion 13, the guide pins 22 and the guide pins 22 which can be moved in and out, which engage with the guide grooves 26 of the front surface portion 11, are moved to the upper two places on the left and right side surfaces to engage with the front surface portion 11. Attachment / detachment mechanism 17 including a release button 27 for releasing the state
Is provided. Further, the screen display unit 13 and the mounting screw holes 42 for the movable bracket 50, the groove 47 and the hole 46 for mounting the torsion spring 45 for rotating the screen display unit 13 forward, are provided at the lower portions of the left and right side surfaces, and the screen display. A gear portion 48 that meshes with a gear 44 attached to a damper 43 that controls the rotation speed of the portion 13 is formed.

Next, the outline of the operation will be described. Front part 11
When you turn the rotary operation dial 16 provided at the bottom of the
The movable bracket 50 meshed with the gear moves back and forth.
Along with this movement, the lower portion of the screen display unit 13 pivotally supported by the movable bracket 50 also moves, and the screen display unit 13 is tilted as shown in FIG. 2 so that the image can be adjusted to the most comfortable angle.
Further, when the release button 27 is pushed downward, the engagement between the front surface portion 11 and the screen display portion 13 is released, and the screen display portion 13 is in a substantially horizontal state by the restoring force of the torsion spring 45 as shown in FIG. Then, the insertion openings of the recording medium such as the cassette tape insertion opening 63 and the CD insertion opening 62 appear, and the recording medium can be inserted.

Next, the essential parts of the first embodiment will be described with reference to FIGS. 4 is a perspective view showing the movable mechanism portion and the rotation mechanism portion, and FIG. 5 is a perspective view showing the attachment / detachment mechanism portion. First, the movable mechanism unit 30 will be described with reference to FIG. Movable mechanism 3
Reference numeral 0 denotes a mechanism that tilts the screen display unit 13 to make it easier to see the screen, and is provided on the lower front surface of the front surface unit 11. The movable mechanism 30 includes a rotary operation dial 16, a gear 31 integral with the dial 16, a gear 32 meshing with the gear 31, a worm 33 integral with the gear 32, a worm wheel 32 meshing with the worm 33, and a worm wheel 32 integral with the worm 33. Pinion 3
5, a combination of gears such as a rack 36 that meshes with the pinion 35. Reference numeral 37 denotes a bracket to which the gears and the like are attached and which is formed by press working using a steel plate.

The movable bracket 50 has a U-shaped cross section, and both side surfaces 51 and 52 are provided at their tips with engaging holes 53 for engaging the screen display section 13 and a claw 55 for fixing one end of the torsion spring 45. ing. Further, the side surface 51 is formed with a screw hole 56 for mounting the damper 43 and a hole 57 for mounting the rack 36. In the bottom portion 53, a long hole 58 having an opening at the front is extended in parallel to the rear. The long hole 58 engages with a convex portion provided on the bottom of the main body, and serves as a guide groove when the movable bracket 50 is translated in the front-rear direction. A steel plate is used for the movable bracket 50 and is formed by press working or the like. Further, in order to reduce the weight, it may be formed by resin molding using a resin material.

The torsion spring 45 is a spring for rotating the screen display portion 13 forward, and a ring portion 79 is formed between a fixed portion 77 for the screen display portion 13 and a fixed portion 78 for the movable bracket 50. The steel wire for the spring is formed and heat treated before use. The damper 43 controls the biasing force of the torsion spring 45 that rotates the screen display unit 13 forward, and controls the rotation speed of the screen display unit 13. The gear 44 attached to the damper 43 meshes with the gear formed on the screen display unit 13 to exert a restraining force against the biasing force of the torsion spring 45 that rotates the screen display unit 13. , A hydraulic damper or the like is used.

Next, a method of assembling the main part will be described. The damper 43 is provided on the outside of the side surface 51 of the movable bracket 50 with the screw hole 5
The gear 44 is attached to the shaft of the damper 43 projecting on the inner surface of the movable bracket 50 by screwing to 6. Similarly side 5
The rack 36 is attached to the inner surface of 1. Next, with one fixing portion 77 of the torsion spring 45 inserted in the holes 46 of the groove 47 on both sides of the screen display unit 13, the holes 54 of the movable bracket 50 and the holes 42 of the screen display unit 13 are screwed together. The ring portion 79 of the torsion spring 45 is aligned, and the tooth portion 48 on the side surface of the screen display portion 13 and the gear 44 of the damper 43 are meshed and screwed together.
Then, the other fixing portion 78 of the torsion spring 45 is fixed to the claw 55 of the movable bracket 50. Next, the bracket 37
The pinion 35 of the movable mechanism 30 assembled to the rack is engaged with the rack 36 attached to the movable bracket 50, and is screwed to the front surface with a screw 38.

Next, a method of adjusting the angle of the screen display unit 13 will be described. When the rotary operation dial 16 is rotated in the direction of arrow K, the gear 32 meshing with the gear 31 and the worm 33 rotate. When the worm wheel 34 meshing with the worm 33 and the pinion 35 rotate, the movable bracket 50 having the rack 36 meshing with the pinion 35 moves forward. When the movable bracket 50 moves forward, the lower part of the screen display unit 13 pivotally supported by the movable bracket 50 moves forward. Then, when the lower portion of the screen display portion 13 moves forward, the guide pin 22 provided on the upper portion of the screen display portion 13 is guided and moved while being engaged with the guide groove 26 of the front surface portion 11, and the angle of the screen display portion 13 increases. Will change. Therefore, the operator can adjust and hold the screen at the most visible position by appropriately rotating the rotating dial 16.

In order to return the screen display unit 13 to its original position, the rotary operation dial 16 is rotated in the direction of the arrow L, and the operation reverse to the above operation is performed, and the screen display unit 13 returns to its original position. Although the rotary operation dial 16 is manually rotated in the present invention, it may be replaced by a button operation by rotating the dial 16 for motor operation. Next, the attachment / detachment mechanism 17 will be described with reference to FIG.

The release button 27 moves the guide pin 22 in the direction of arrow C to release the engagement between the screen display portion 13 and the front surface portion 11. The tip portion 21 has a tapered portion 2 of the guide pin 22.
The same gradient as 4 is provided. The guide pin 22 has a conical columnar shape in the middle of the shaft, and the tip portion 23 of the shaft has a front surface portion 11.
It engages with the guide groove 26 and holds the screen display portion 13. Next, a method of using an audio device using a recording medium such as a cassette tape or a CD and an operation of each component will be described.

When the release button 27 provided on the upper portion of the screen display portion 13 is pushed in the direction of arrow E, the sloped portion 21 formed at the tip portion 21 of the release button 27 becomes the tapered portion 24 of the guide pin 22.
And the guide pin 22 moves in the direction of arrow C. Then, by the operation, the engaging portion 23 of the guide pin 22 is disengaged from the guide groove 26 of the front surface portion 11, and the engagement between the screen display portion 13 and the front surface portion 11 is released.

When the engagement between the screen display portion 13 and the front surface portion 11 is released, the front surface portion 11 is rotated forward by the restoring force of the torsion springs 45 incorporated in the lower portions of both side surfaces of the screen display portion 13. Then it becomes almost horizontal. In this state, a cassette tape insertion opening 63 and a CD provided on the back of the screen display unit 13
An insertion opening for the recording medium, such as the insertion opening 62, appears so that a cassette tape or a CD can be inserted. When the recording medium is reproduced, the screen display unit 13 is returned to the original state and reproduction is performed. In order to return the screen display unit 13 to the original state, the upper portion 64 of the screen display unit 13 is lifted up, and the release button 27 provided on the upper portion of the screen display unit 13 is pressed downward while pressing the front surface unit 11. When the release button 27 is released, the guide pin 22 of the screen display portion 13 is pushed in the direction of arrow B by the spring 25, and is engaged with the guide groove 26 of the front surface portion 11 to return to the original state.

As described above, it becomes easy to adjust the television screen to an angle at which it is easy to see, and since the angle adjusting mechanism is simple and downsized, the entire device can be downsized. Therefore, space saving and cost reduction can be achieved. Next, a second embodiment will be described with reference to FIG. Figure 6
FIG. 4 is a perspective view showing a movable mechanism section and a rotation mechanism section of the screen display section 13.

The movable mechanism 80 shown in FIG. 6 corresponds to the movable mechanism 3 shown in FIG.
0 is a simplification, and the other parts have substantially the same configuration, and therefore the drawings and description are omitted. Note that, also in FIG. 6, the same configurations as those in FIG. The movable mechanism 80 includes a rotary operation dial 81, a gear 82 integrated with the dial 81, a gear 83 meshing with the gear 82, and a gear 8.
It is configured by a combination of gears such as a pinion 84 that is integral with 3 and a rack 84 that meshes with the pinion 84.
Reference numeral 85 is a bracket for mounting the gears,
It is formed by pressing.

Next, the assembly of the essential parts will be described. The damper 43 is screwed into the screw hole 56 on the outside of the side surface 51 of the movable bracket 50, and the gear 44 is attached to the shaft of the damper 43 protruding to the inner surface of the movable bracket 50. Similarly, the rack 36 is attached to the inner surface of the side surface 51. Next, the screen display unit 13
With one fixing portion 77 of the torsion spring 45 inserted in the holes 46 of the groove 47 on both side surfaces of the movable bracket 50,
4 and the hole 42 of the screen display portion 13 and the ring portion 7 of the torsion spring 45.
9 and the tooth portion 48 on the side surface of the screen display portion 13
And the gear 44 of the damper 43 are meshed and screwed. Then, the other fixing portion 78 of the torsion spring 45 is fixed to the claw 55 of the movable bracket 50. Next, the pinion 84 of the movable mechanism 80 attached to the bracket 85 and the rack 36 attached to the movable bracket 50 are engaged with each other, and the screw 86 is attached.
Screw it to the front part with.

Next, the operation will be described. When the rotary operation dial 81 is rotated in the direction of arrow M, the gear 83 meshed with the gear 82 and the pinion 84 rotate, and the movable bracket 50 having the rack 36 meshed with the pinion 84 advances. When the movable bracket 50 moves forward, the lower part of the screen display unit 13 pivotally supported by the movable bracket 50 moves forward, and the guide pin 2 provided on the upper part of the screen display unit 13 moves forward.
2 is guided and moved while being engaged with the guide groove 26 of the front surface portion 11, and the angle of the screen display portion 13 is changed. Therefore, the operator can adjust and hold the screen at the most visible position by appropriately rotating the rotating dial 81. Further, in order to return the screen display unit 13 to the original position, the rotation operation dial 81 is rotated in the direction of the arrow N, and the operation opposite to the above operation is performed, and the screen display unit 13 returns to the original position.

As described in detail above, according to this embodiment, the movable mechanism 80 is simpler and more compact, so that the entire apparatus can be miniaturized. Therefore, space saving and cost reduction can be achieved. Next, referring to FIG.
An example will be described. FIG. 7 shows the screen display section 13 and the front section 1.
It is sectional drawing which shows the attachment / detachment mechanism part of 1 engaging part. The attachment / detachment mechanism 70 in FIG. 7 is a simplified version of the attachment / detachment mechanism 17 in FIG. 5, and since the other parts have substantially the same configuration, the drawing and description thereof are omitted. In FIG. 7, the same components as those in FIG. 5 are designated by the same reference numerals and the description thereof will be omitted.

Reference numeral 71 is a guide pin, and the tip portion 73 of the shaft is engaged with the guide groove 75 of the front surface portion 11 to hold the screen display portion 13. The guide pin 71 has a shell shape and is formed by turning a stainless steel rod or the like and crimping it to the leaf spring 72. The leaf spring 72 constantly presses the guide pin 75 in the direction of the arrow G to maintain the engagement state with the guide groove 75 of the front surface portion 11. A spring steel plate such as stainless steel is used for the leaf spring 72, and is formed by press working or the like. The guide grooves 75 are formed at two upper portions on both left and right sides of the concave portion 14 of the front surface portion 11, and guide the guide pins 71 provided at the upper two portions of the screen display portion 13 when the screen display portion 13 is tilted back and forth. The edge of the opening (recessed portion 1 of the guide groove 75 is provided for easy attachment and detachment.
The R surface 76 is formed on the entire four opening side edge portion).

Next, the operation will be described. When the upper portion of the screen display portion 13 is pulled in the front J direction from the engaged state of the screen display portion 13 and the front surface portion 11, the spherical portion of the tip end portion 73 of the guide pin 71 slides on the R surface 76 of the opening portion of the guide groove 75. By rotating, the engagement state of the screen display unit 13 and the front surface unit 11 is released. When the engaged state of the screen display portion 13 and the front surface portion 11 is released, the torsion springs 45 incorporated in the lower parts of both side surfaces of the screen display portion 13 are released.
Due to the restoring force of, the front surface portion 11 rotates forward and becomes substantially horizontal. In this state, an insertion opening for a recording medium such as a cassette tape insertion opening 63 or a CD insertion opening 62 provided on the back of the screen display unit 13 appears, and a cassette tape or a CD can be inserted. When the recording medium is reproduced, the screen display unit 13 is returned to the original state and reproduction is performed. To return the screen display unit 13 to the original state, lift the screen display unit 13 and
The guide pin 71 is pressed against the leaf spring 7 when pushed in.
It rotates while pushing 2 in the direction of the arrow H, and finally engages with the guide groove 75 of the front surface portion 11 to return to the original state.

As described above, according to this embodiment,
The mechanism is very simple, and the screen display section 13 and the front section 1 are
The engagement and disengagement of 1 can be easily performed. Therefore, space saving and cost reduction can be achieved.

[0032]

As described above, according to the present invention,
The rotating mechanism that adjusts the TV screen to the most observable angle becomes a small and simple mechanism. Therefore, it is possible to reduce the size of the entire device, save space, and provide an inexpensive rotation mechanism.

[Brief description of drawings]

FIG. 1 is a perspective view of a television with audio according to a first embodiment of the present invention.

FIG. 2 is a perspective view showing an angle adjustment state of the screen display unit according to the first embodiment of the present invention.

FIG. 3 is a perspective view showing the back side of the screen display unit according to the first embodiment of the present invention.

FIG. 4 is a perspective view showing a movable mechanism section and a rotation mechanism section according to the first embodiment of the present invention.

FIG. 5 is a cross-sectional view showing the attachment / detachment mechanism of the first embodiment of the present invention.

FIG. 6 is a perspective view showing a movable mechanism portion and a rotation mechanism portion according to a second embodiment of the present invention.

FIG. 7 is a sectional view showing an attaching / detaching mechanism of a second embodiment of the present invention.

[Explanation of symbols]

 10 ... TV with audio 11 ... Front part 12 ... Case 13 ... Screen display 16, 81 Rotating operation dial 17, 70 Detachment mechanism 22, 71 Guide pin 26, 75, guide groove 27, release button 30, 80, movable mechanism 43, damper 45, torsion spring 50, movable bracket 72, leaf spring

 ─────────────────────────────────────────────────── ─── Continuation of front page (72) Inventor Shinsuke Yuri 1-228 Goshodori, Hyogo-ku, Kobe, Hyogo Prefecture Fujitsu Ten Limited (72) Inventor Shinichi Noguchi 1-chome Goshodori, Hyogo-ku, Hyogo Prefecture No. 2 to 28 in Fujitsu Ten Limited

Claims (4)

[Claims] 1. A television with audio to be incorporated into a dashboard of an automobile, the audio television main body including an audio circuit, an audio device, a television circuit, and the like, and a recording medium provided on the front surface of the audio television main body. In a vehicle-mounted audio television having an insertion hole and a screen storage recess provided in front of the audio television main body for storing a liquid crystal screen display, a lower portion of the screen display is rotatably supported. A movable means that can be slid forward and backward, a guide groove that is provided on an inner side surface of the screen storage recess, and an engagement means that is provided on a side surface of the screen display section and that can be put in and out of the guide groove. TV with audio system for vehicles, which is characterized by 2. The gear converting means, wherein the movable means includes a movable bracket slidable forward and backward, a knob for rotational operation, and a rotation of the knob converted into a linear motion and transmitted to the movable bracket. 4. Means for providing a means.
In-vehicle audio TV as described. 3. An elastic body for urging the screen display unit so that the screen display unit rotates about a portion pivotally supported by the movable means in a direction away from the screen storage recess. The vehicle-mounted television with audio according to claim 1, characterized in that. 4. The on-vehicle audio television according to claim 1, further comprising a control mechanism for controlling a rotation speed of the screen display unit.