JP5649364B2 - Vehicle display device - Google Patents

Description

  The present invention relates to a display device for a vehicle, and more particularly to a display device for a vehicle in which a device main body is attached to a ceiling inside a vehicle and a base portion of a monitor unit is rotatably attached to the device main body via a rotation shaft.

  As a conventional vehicle display device, for example, there is one that is attached to a ceiling in a vehicle so that a passenger in a rear seat of the vehicle can watch a television, a movie, or the like. Some lamps are provided with a function (for example, see Patent Document 1).

JP 2006-192972 A

  By the way, in recent years, in the case of such a vehicle display device, in order to secure a rear view from the front seat, it is required to suppress the length from the ceiling to the lower end of the monitor unit as much as possible when the monitor unit is opened. In recent years, a monitor with a large screen is required, and a monitor having a size exceeding 10 inches is sold, and there is a problem that the length from the ceiling to the lower end of the monitor becomes longer when the monitor is opened.

  In particular, in the vehicle display device described in Patent Document 1, a hinge unit that supports opening and closing of the monitor unit with respect to the apparatus main body is provided in the apparatus main body, and the apparatus main body is integrally configured. Considering the attachment of the monitor unit via the hinge part to the monitor, the thickness of the device body cannot be reduced too much. When the monitor unit is opened, the upper and lower parts of the monitor unit are There is a problem that the length of the direction becomes long.

  Then, an object of this invention is to provide the display apparatus for vehicles which can suppress the length from a ceiling to a monitor part lower end as much as possible when a monitor part opens.

In order to solve the above problems, a display device for a vehicle according to the present invention includes a display device for a vehicle in which a device main body is attached to a ceiling inside the vehicle, and a base portion of a monitor unit is rotatably attached to the device main body via a rotation shaft. The base portion of the monitor portion is formed in a substantially semicircular cross-sectional shape, while the monitor body has the monitor portion when the base portion of the monitor portion rotates around the rotation axis. A recess having a substantially semicircular cross-sectional shape is formed so that the base of the part does not hit, and the monitor is attached to at least the display panel and both sides of the display panel, and is orthogonal to the rotation axis A panel-side reinforcing member that extends from the rotating shaft to the vicinity of the distal end portion of the display panel in the front-rear direction, and a base end of the reinforcing member are rotatably provided via the rotating shaft, and are fixed to the apparatus main body. And a hinge portion having a tightening portion, the device main body includes a device main body side reinforcing member attached to both sides of the device main body, and a leg of the hinge portion of the display panel on the device main body side reinforcing member. And a hinge cover attached to both sides of the apparatus main body so as to cover the hinge part after the part is fixed .

According to the display device for a vehicle of the present invention, the base portion of the monitor portion is formed in a substantially semicircular cross-sectional shape, while the base portion of the monitor portion is provided on the device main body when the base portion of the monitor portion rotates around the rotation axis. In order to prevent the base part of the cross section of the monitor section from being almost semicircular, the recess section of the semicircular section of the cross section is formed, so when the monitor section opens, the length from the ceiling to the bottom of the monitor section is as much as possible When the display device for a vehicle is suspended from the ceiling and the display panel is opened / closed from below or left open for viewing, a downward load is always applied to the display panel. Therefore, it is possible to effectively reinforce the display panel that is easily bent in the direction orthogonal to the rotation axis.

(A)-(d), respectively, is a whole figure which shows an example of the use condition of the display apparatus for vehicles of embodiment of this invention. (A), (b) is the perspective view of the state which the monitor part of the display apparatus for vehicles of the embodiment attached to the ceiling of the vehicle closed, respectively, and the open state. (A)-(f), the top view of the display apparatus for vehicles of an embodiment, the top view which shows the state where the monitor part opened, the top view which shows the closed state, the back view, the left side view, the monitor It is a figure which shows only a part. It is a disassembled perspective view which shows the structural example of the surface side of the apparatus main body of the display apparatus for vehicles of embodiment. It is a disassembled perspective view which shows the structural example by the side of the back surface of the apparatus main body of the display apparatus for vehicles of embodiment (before apparatus main body side reinforcement member attachment). It is a disassembled perspective view which shows the structural example by the side of the back surface of the apparatus main body of the display apparatus for vehicles of embodiment (after apparatus main body side reinforcement member attachment). It is a disassembled perspective view which shows the structural example of the monitor part of the display apparatus for vehicles of embodiment. It is a perspective view which shows the structural example before attaching the monitor part back surface side cover of the monitor part of the display apparatus for vehicles of embodiment. It is a perspective view which shows the state at the time of attaching the monitor part of the display apparatus for vehicles of embodiment to an apparatus main body from the back surface side of an apparatus main body. It is a perspective view which shows the state at the time of attaching a hinge cover from the back side of an apparatus main body after attaching the monitor part of the display apparatus for vehicles of embodiment to an apparatus main body. (A)-(f), The top view after attaching the hinge part in the display apparatus for vehicles of embodiment to the right panel side reinforcement member, a right view, a left view, a back view, a front view, It is a rear view. (A)-(f), The top view after attaching the hinge part in the display apparatus for vehicles of embodiment to the left panel side reinforcement member, a left side view, a back view, a front view, It is a rear view.

  Next, embodiments of the vehicle display device of the present invention will be described with reference to the drawings.

(Description of configuration)
1 (a) to 1 (d) are respectively a side sectional view showing a use state of the vehicle display device 1 of the embodiment in a vehicle, a state in which the monitor unit is closed, a state in which the monitor unit is opened, and a rear sectional view. It is a figure which shows an example.

  In other words, the vehicle display device 1 according to the embodiment is provided in the center of the ceiling 91 of the vehicle 90, and the device main body 11 and the CCFL and the LED backlight provided in the device main body 11 so as to be openable and closable. It has a monitor unit 12 such as a liquid crystal monitor or an organic EL monitor. In FIG. 1, 92 and 93 are front seats, and 94 and 95 are rear seats. Here, the front seat 93 is a driver seat. Reference numeral 112 denotes an open / close button for opening and closing the monitor unit 12.

  2A and 2B are perspective views of the vehicle display device 1 according to the embodiment attached to the ceiling of the vehicle, with the monitor unit 12 closed and with the monitor unit 12 open, respectively.

  FIGS. 3A to 3F are a plan view of the vehicle display device 1 according to the embodiment, a plan view showing a state where the monitor unit 12 is opened, and a plane showing a state where the monitor unit 12 is closed. It is a figure which shows only a figure, a rear view, a left view, and the monitor part 12. FIG.

  As shown in FIGS. 2 and 3, in the vehicle display device 1 according to the embodiment, a monitor unit 12 is attached to the device main body 11 so as to be openable and closable. An interior light 111, an open / close button 112 for opening and closing the monitor unit 12, an interior light switch 113 for switching the lighting mode of the interior light 111, and a remote control light receiving unit 115 are provided.

  The interior light switch 113 is the same as an ordinary interior light of a vehicle, depending on the off mode that is turned off regardless of whether the door is opened, the on mode that is turned on regardless of whether the door is opened, and the opening and closing of the door. It has three modes: a door mode that lights up or turns off and lights only when the door is open, and turns off when the door is closed. Each can be switched.

  As shown in FIG. 3 (e), when this apparatus is attached to the ceiling of the car, a power off switch 114 is provided in front of the left side surface of the apparatus main body 11 facing the driver's seat 93, that is, on the front seat side. Is provided. When the power-off switch 114 is pressed, it outputs a power-off command so that at least one of the power source of the monitor unit 12 or the power source of the room light 111 is turned off. Here, both the power source of the monitor unit 12 and the power source of the indoor light 111 are turned off, and both the power source of the monitor unit 12 and the power source of the indoor light 111 can be easily turned off from the driver seat 93 side. Alternatively, only the power source of the monitor unit 12 may be turned off. The power off switch 114 may be omitted.

  Although not shown in the figure, the apparatus main body 11 has a built-in control unit for video display in the monitor unit 12 and on / off control of the interior lamp 111, but in the present embodiment, there is a direct relationship. The explanation is omitted.

  FIG. 4 is an exploded perspective view illustrating a configuration example on the front surface side of the device main body 11 of the vehicle display device 1 according to the embodiment.

  In FIG. 4, the apparatus main body 11 is provided with an open / close button 112, an interior light switch 113, an infrared light receiving unit cover 115a, and LED LEDs 111a and 111b on which a plurality of LEDs and the like are arranged. A scattering plate 111c that scatters light and an interior light cover 111d are provided.

  In FIG. 4, the monitor unit 12 is accommodated in the apparatus main body 11 such that when the monitor unit 12 is closed, the monitor unit 12 and the apparatus main body 11 are almost flush with each other. The monitor storage part 116 is provided in a concave shape.

  The monitor housing 116 of the apparatus main body 11 has a substantially semicircular recess in cross section so that the base 12p of the monitor 12 does not hit when the base 12p of the monitor 12 rotates about the rotation shaft 12b. A portion 117 is formed. At the center of the recess 117, a cable opening 117a for passing a flat signal cable 12h for connection to the circuit of the monitor 12 is formed. Reference numerals 117b to 117f denote attachment holes for attaching the vehicle display device 1 to the ceiling of the vehicle.

  In FIG. 4, standing projecting side portions 118 a and 118 b are formed on both sides of the monitor housing portion 116 of the apparatus main body 11 until just before the recessed portion 117. Although details will be described later on both sides of the recessed portion 117, the hinge portions 13 a and 13 b that rotatably support the device main body 11 and the monitor portion 12 are covered, and the protruding side portions 118 a and 118 b on both sides of the device main body 11 are Although it is the same member as the apparatus main body 11, separate hinge covers 118c and 118d are attached by screws, pins or the like. In consideration of maintainability after mounting the device 1 on the ceiling, the hinge covers 118c and 118 are attached to and detached from the device main body 11 with male and female claws, etc. without using screws or pins. Of course, it may be configured.

  FIG. 5 is an exploded perspective view illustrating a configuration example on the back side of the apparatus main body 11 of the vehicle display device 1 according to the embodiment.

  As shown in FIG. 5, the back surface of the device main body 11 of the vehicle display device 1 according to the embodiment is not only reinforced with ribs of various shapes, but also on both the left and right sides. Side reinforcement members 119a and 119b are attached and reinforced by pins, screws, or the like.

  In FIG. 5, 114a is a power-off circuit for the power-off switch 114, 114b is a mounting bracket for attaching the power-off switch 114 and the power-off circuit 114a to the apparatus body 11, and 111a and 111b are the above-mentioned when viewed from the back side. LED base.

  FIG. 6 is an exploded perspective view illustrating a configuration example on the back side of the apparatus main body of the vehicle display device 1 according to the embodiment.

  FIG. 6 shows a state after the LED bases 111a and 111b and the apparatus main body side reinforcing members 119a and 119b are attached, and shows a state in which each part and each part of the open / close switch 12 are assembled.

  FIG. 7 is an exploded perspective view illustrating a configuration example of the monitor unit 12 of the vehicle display device 1 according to the embodiment.

  In FIG. 7, the monitor unit 12 includes a monitor unit outer frame 12a, an LCD panel 12b, a main base 12c, a monitor unit back side cover 12d, metal panel side reinforcing members 12e and 12f, and the like. . Then, both sides of the LCD panel 12b and the main base 12c are attached to the panel side reinforcing members 12e and 12f with pins and screws, and the panel side reinforcing members 12e and 12f are attached to the monitor unit outer frame 12a with pins and screws, Thereafter, the monitor unit rear surface side cover 12d is attached to the monitor unit outer frame 12a.

  Here, the metal panel side reinforcing members 12e and 12f cut and raise one end portions to form shaft support portions 12e1 and 12f1, respectively. The cut and raised shaft support portions 12e1 and 12f1 are respectively provided with rotating shafts 131a and 12f1, respectively. 131b, tightening portions 132a and 132b, and leg portions 133a and 133b are attached to form hinge portions 13a and 13b.

  In FIG. 7, 12n is a flat signal cable 12h holding clip.

  FIG. 8 is a perspective view illustrating a configuration example before the monitor unit back surface side cover 12d of the monitor unit 12 of the vehicle display device 1 according to the embodiment is attached.

  That is, as shown in FIG. 8, the monitor unit 12 has panel-side reinforcing members 12e and 12f attached with the LCD panel 12b and the main base 12c attached to both sides of the monitor unit outer frame 12a.

  As is apparent from FIG. 8, the rotating shafts 131a and 131b constituting the hinge portions 13a and 13b, the tightening portions 132a and 132b for adjusting the tightening torque, and the apparatus main body 11 are formed on both sides of the monitor portion outer frame 12a. Legs 133a and 133b for mounting protrude outward.

  FIG. 9 is a perspective view illustrating a state when the monitor unit 12 of the vehicle display device 1 according to the embodiment is attached to the apparatus main body 11 from the back side of the apparatus main body 11.

  As shown in FIGS. 5 and 6, the monitor housing portion 116 of the apparatus main body 11 assembled as shown in FIG. 5 and the monitor portion 12 assembled as shown in FIG. The leg portions 133a and 133b of 13b are attached to the apparatus main body 11 with pins, screws or the like.

  In FIG. 9, reference numeral 111e denotes an LED substrate support plate that supports the back surfaces of the LED substrates 111a and 111b.

  FIG. 10 is a perspective view showing the state when the hinge covers 118c and 118d are attached after the monitor unit 12 of the vehicle display device 1 of the embodiment is attached to the device body 11 from the back side of the device body.

  In FIG. 10, after attaching the monitor part 12 of the display apparatus 1 for vehicles of embodiment to the apparatus main body 11 as shown in FIG. 9, the rotating shaft 131a, 131b which comprises the hinge parts 13a, 13b which are exposed, The hinge covers 118c and 118d are attached with pins or screws so as to cover the fastening portions 132a and 132b and the leg portions 133a and 133b. As described above, the hinge covers 118c and 118d are attached to the apparatus main body 11 with the claws of the male / female nails, etc. without using pins or screws in consideration of maintainability. It may be attached as possible.

  In FIG. 10, 111f is a cable protective cover for protecting the flat signal cable 12h, 111g is an LED base protective cover for protecting the back surfaces of the LED bases 111a and 111b via the LED base support plate 111e, Install with screws.

  11A to 11F are a plan view, a right side view, and a left side view, respectively, after the hinge portion 13a of the vehicle display device 1 according to the embodiment is attached to the right panel side reinforcing member 12e. It is a back view, a front view, and a rear view.

  Similarly, FIGS. 12A to 12F are a plan view and a right side view after the hinge portion 13b of the vehicle display device 1 according to the embodiment is attached to the left panel side reinforcing member 12f, respectively. They are a left view, a back view, a front view, and a back view.

  As shown in FIGS. 11 (a) to 11 (f) and FIGS. 12 (a) to 12 (f), a metal plate is cut or pressed on the right panel side reinforcing member 12e and the left panel side reinforcing member 12f. In the base portion, one end is cut and raised, and a hole through which the other end of the rotating shafts 131a and 131b passes is formed to face the leg portions 133a and 133b, that is, the leg portions 133a and 133b. The shafts 12e1 and 12f1 are formed by cutting and raising at the other end of the rotating shafts 131a and 131b on the opposite side.

  Further, as shown in FIGS. 11A to 11F and FIGS. 12A to 12F, thin sheet materials are used for the right panel side reinforcing member 12e and the left panel side reinforcing member 12f. However, long ribs 12e2 and 12f2 extending in the longitudinal direction are formed to maintain the strength.

  Therefore, according to the vehicle display device 1 of the present embodiment, when the device main body 11 is attached to the ceiling inside the vehicle and the monitor unit 12 is opened, the base 12p having a substantially semicircular cross-sectional shape of the monitor unit 12 is Since it fits into the substantially semicircular recess 117 formed in the apparatus main body 11, a certain amount of space is provided to attach the hinges 13a and 13b to the base 12p side of the monitor 12, and the monitor 12 is opened. However, the length from the ceiling to the lower end of the monitor unit 12 can be suppressed as much as possible. As a result, even when the monitor unit 12 is open, the rear view from the front seat can be sufficiently ensured, and the monitor screen 12 can be further enlarged accordingly.

  Further, in the vehicle display device 1 of the present embodiment, the hinge portions 13a and 13b that support the opening and closing of the monitor portion 12 with respect to the device main body 11 are provided in the device main body 11, but around the hinge portions 13a and 13b. Are hinge covers 118c and 118d that are separate from the apparatus main body 11. After the monitor section 12 to which the hinge portions 13a and 13b are attached is fixed to the apparatus main body 11, the hinge covers 118c and 118d are attached to the apparatus main body 11. Thus, the attachment of the monitor unit 12 to the apparatus main body 11 via the hinge parts 13a and 13b is remarkably improved, and the attachment of the monitor part 12 to the apparatus main body 11 via the hinge parts 13a and 13b is improved. improves. As a result, the thickness of the apparatus main body 11 can be reduced, and the thickness of the apparatus main body 11 can be reduced, so that the length from the ceiling to the lower end of the monitor unit 12 can be reduced accordingly.

  The hinge covers 118c, 118 are attached to the apparatus main body 11 using screws, pins or the like in principle. However, considering the maintainability after the apparatus 1 is mounted, the hinge covers 118c, 118 are attached to the apparatus main body 11 with screws, pins, etc. If the hinge covers 118c and 118d on both sides are removed from the apparatus main body 11, the hinge parts 13a and 13b can be removed. Since the rotating shafts 131a and 131b, the fastening portions 132a and 132b, and the leg portions 133a and 133b appear, the hinge portions 13a and 13b can be adjusted even when the vehicle display device 1 is attached to the ceiling of the vehicle. And maintainability is improved.

  Further, in the vehicle display device 1 according to the present embodiment, when the device main body 11 is attached to the ceiling in the vehicle and the monitor unit 12 is opened, the base 12p having a substantially semicircular cross-sectional shape of the monitor unit 12 is formed. Therefore, the design around the base portion 12p of the monitor portion 12 when the monitor portion 12 is opened is improved.

  In addition, the hinge portions 13a and 13b that connect the monitor portion 12 and the apparatus main body 11 so as to be openable and closable are covered with hinge covers 118c and 118d on both sides, so that even when the monitor portion 12 is opened, the hinge portions 13a and 13b Since 13b cannot be seen, the hinges 13a and 13b are not touched by the eyes of the user viewing the video or the like by the monitor unit 12, and in this respect also, the design when the monitor unit 12 is opened is improved. .

  In the description of the above embodiment, the operation unit other than the power-off switch is not provided in the device main body 11 of the vehicle display device 1, but “play”, “stop”, and “fast forward” are performed on the monitor unit 12. Of course, an operation panel for instructing “volume” reproduction or the like may be provided.

  In the above description of the embodiment, the liquid crystal monitor unit 12 of the vehicle display device 1 has been described as being manually opened and closed. However, the present invention is not limited to this, and the liquid crystal monitor unit 12 is automatically opened and closed by a motor or the like. Anyway. In particular, when the transmission is put in R (back), in order to secure the rear view, the transmission put in R (back) is detected by a sensor such as a back monitor, and even during playback of a television or a movie, Further, even when the monitor is not in the reproduction state, when the monitor is open, the monitor may be closed by driving the monitor with a motor (not shown). In addition, when the transmission is put in R (back), the direction can be changed in a parking lot where R (back) and D (drive) are repeated within a predetermined short time. In the case of putting in (back), the monitor unit 12 is kept closed for a predetermined short time such as 1 minute or 2 minutes from the time of putting in R (back), and whenever the transmission enters R (back), Even if a timer (not shown) for measuring a predetermined short time such as 1 minute or 2 minutes is operated and the transmission is put into D (drive), the monitor unit 12 is kept closed for the predetermined short time. Or when changing direction to repeat R (back) and D (drive), the vehicle speed is low, so if the transmission is once put into R (back), for example, 30 To reach miles / h] or a predetermined vehicle speed, such as 40 [km / h], of course may be left closed monitor 12.

DESCRIPTION OF SYMBOLS 1 Vehicle display apparatus 11 Apparatus main body 111 Interior light 112 Open / close button 113 Interior light switch 114 Power-off switch 117 Recessed part 118c, 118d Hinge cover 119a, 119b Equipment body side reinforcement member 12 Monitor part 12e, 12f Panel side reinforcement member 12p Base 13a, 13b Hinge part 131a, 131b Rotating shaft 132a, 132b Clamping part 133a, 133b Leg part

Claims (1)

A vehicle display device in which a device main body is attached to a ceiling in a vehicle, and a base portion of a monitor unit is rotatably attached to the device main body via a rotation shaft,
While the base of the monitor part is formed in a substantially semicircular cross-sectional shape,
Said apparatus main body, when the base of the monitor unit is rotated around the rotary shaft, so that the base of the monitor is not hit, and recessed portion of the cross-sectional shape substantially semicircular shape is formed ,
The monitor unit is at least
A display panel;
Panel-side reinforcement members attached to both sides of the display panel and extending from the rotation axis to the vicinity of the tip of the display panel in the front-rear direction orthogonal to the rotation axis;
On the base end of the reinforcing member, each of which is rotatably provided via a rotation shaft, and has a leg portion fixed to the apparatus main body and a hinge portion having a tightening portion,
The apparatus main body is
A device body side reinforcing member attached to both sides of the device body;
A hinge cover attached to both sides of the apparatus main body so as to cover the hinge part after the leg part of the hinge part of the display panel is fixed to the apparatus main body side reinforcing member;
A display device for a vehicle.

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