JP6028228B2 - Display device and mobile device equipped with the same - Google Patents

Description

  The present invention relates to a display device mounted on a mobile device such as an automobile or an aircraft, and a mobile device mounted with the display device.

  For example, in mobile devices such as automobiles and airplanes, a rear seat display device is embedded in the upper back side of the front seat. In this way, on the upper back side of the front seat, When a seating device is embedded, the orientation of the display device cannot be changed greatly.

  Therefore, it is conceivable that the display device is attached to the back side of the front seat using the attachment shaft.

  However, if the display device is mounted in an exposed state in this way, the exposed display device may be dangled or dangled by, for example, a child. Therefore, in order to increase the strength of the display device, And the cover that covers the back side must be made of a strong metal case.

  However, if the cover is made of a strong metal case, the weight becomes heavy, and in a mobile device such as an automobile or an aircraft, it is not preferable in view of safety at a sudden stop.

  Therefore, it is conceivable that the cover is made of carbon fiber reinforced plastic (Carbon Fiber Reinforced Plastics).

JP 2005-149463 A

  As described above, when the cover is formed of carbon fiber reinforced plastic, the strength is high and the weight is light. Therefore, even a display device exposed from the front seat does not cause a safety problem.

  However, since the carbon fiber reinforced plastic is hard and brittle, at the contact portion between the cover and the mounting shaft, the mounting shaft is damaged or a part of the carbon fiber reinforced plastic is missing.

  In addition, since carbon fiber reinforced plastic is conductive, if this piece enters the cover, it may cause a short circuit of the electronic circuit.

  SUMMARY OF THE INVENTION Accordingly, an object of the present invention is to prevent damage to a cover and a mounting shaft.

The first aspect of the present disclosure to achieve this object, a display unit and, a cover covering the outer peripheral side of the display portion, or the back side, the tubular mounting the cover to the seat structure adult, or rod The cover is formed of carbon fiber reinforced plastic (Carbon Fiber Reinforced Plastics), and the cover is provided with an insertion hole for inserting a part of the mounting shaft into the cover. A cylindrical bearing with one end positioned inside the cover and the other end positioned outside the cover is mounted in the hole, and a part of the mounting shaft is inserted into the cover through the through hole of the bearing, and the cylindrical shape A flange extending in the outer peripheral direction of the cover insertion port is provided on the inner part of the cover of the bearing, and the cover side surface of the flange and the inner surface of the cover A packing provided, thereby is to achieve the intended purpose.

The first aspect of the present disclosure as described above, tables radical 113 and, a cover covering the outer peripheral side of the display portion, or the back side, the tubular mounting the cover to the seat structure adult or rod-shaped mounting shaft, The cover is formed of carbon fiber reinforced plastic (Carbon Fiber Reinforced Plastics), and the cover is provided with an insertion hole for inserting a part of the mounting shaft into the cover. A cylindrical bearing with one end inside the cover and the other end outside the cover is mounted, and a part of the mounting shaft is inserted into the cover through the through hole of the bearing, and the cylindrical bearing A flange extending in the outer peripheral direction of the cover insertion opening is provided on the inner part of the cover, and packing is provided between the cover side surface of the flange and the inner surface of the cover. Since those, it is possible to prevent damage to the cover and mounting shaft.

  That is, in the present invention, the cover is provided with an insertion hole for inserting a part of the mounting shaft into the cover, and the insertion hole has a cylindrical shape with one end positioned inside the cover and the other end positioned outside the cover. Since a bearing is mounted and a part of the mounting shaft is inserted into the cover through the through-hole of this bearing, the carbon fiber reinforced plastic can be used even during so-called tilt adjustment to adjust the tilt of the display section. The cover insertion hole and the mounting shaft that are formed in this manner are not rubbed, and as a result, damage to the cover and the mounting shaft can be prevented.

In the present invention, a flange extending in the outer peripheral direction of the cover insertion opening is provided on the inner side of the cover of the cylindrical bearing, and packing is provided between the cover side surface of the flange and the inner surface of the cover. Therefore, even if processing powder is generated in the insertion slot portion of the cover, for example, during the insertion slot forming process, it does not enter the cover and cause electrical problems. It becomes a high quality thing.

  In other words, the cover is made of carbon fiber reinforced plastics and has electrical conductivity. If the processed powder enters the cover, an electrical problem may occur. In the invention, a flange extending in the outer peripheral direction of the insertion port of the cover is provided in the inner part of the cover of the cylindrical bearing, and packing is provided between the cover side surface of the flange and the inner surface of the cover. It is possible to prevent the machining powder from entering the cover at the packing portion, thereby preventing the occurrence of the electrical problems described above.

The perspective view which shows the front seat in the interior of the motor vehicle carrying the display apparatus concerning one Embodiment of this invention. Same perspective view Same perspective view of the front seat Same perspective view of the front seat Side view of the display device Same as above, rear view of display device Same as above, front view of display device Same as above, top view of display device Same as above, control block diagram of display device The perspective view of the cover of the display device Side view of the cover of the display device The exploded perspective view of the mounting shaft portion of the display device Same as above, vertical section of mounting shaft part of display device Same as above, vertical section of mounting shaft part of display device The perspective view of the inner surface side of the cover of the display device Same as above, vertical section of the part between the mounting shafts of the display device Same as above, vertical section of mounting shaft part of display device Same as above, vertical section of mounting shaft part of display device

  Hereinafter, an embodiment of the present invention will be described with reference to the accompanying drawings.

(Embodiment 1)
In FIG. 1 and FIG. 2, a driver seat and a passenger seat are examples of the front seat of a car.

Front seat 1, 3, a headrest 4 provided part and the seat structure adult 2 made of metal which have been described, in the seat configuration adult 2 and a cover member 3 covers, and the upper cover member 3 in FIG. 4 It is comprised by.

Characteristically in the embodiment, by using the sheet structure adult 2 made of metal, it is to attached a display device 5 at the top rear side of the front seat 1.

As can be understood from FIGS. 5 to 8, the display device 5 includes a display unit 6 disposed from the upper rear side of the front seat 1 toward the rear, and a cover 7 covering the outer peripheral side of the display unit 6. , a cover 8 which covers the back side of the display unit 6 (front seat 1 side), 1 mounting the cover 8 to the seat structure adult 2
2, two cylindrical (or rod-shaped) mounting shafts 9, and a cover 10 in which the two mounting shafts 9 are covered with a cover 8.

  The covers 7, 8, and 10 are all formed of carbon fiber reinforced plastics (Carbon Fiber Reinforced Plastics).

  Among these, the back side of the cover 8 (front seat 1 side) is provided with a protruding portion 11 protruding toward the back side as shown in FIGS. An insertion hole 12 for inserting an upper end portion which is a part of the shaft 9 is provided.

  Further, a cylindrical bearing 13 shown in FIGS. 12 and 14 is mounted in the insertion hole 12.

  The upper ends of the two attachment shafts 9 are inserted into the cover 8 through the through holes of the bearing 13.

  As understood from FIG. 12, the upper ends of the two mounting shafts 9 are inserted into the cylindrical connector 14 in the cover 8, and then the pins 15 are inserted into the through holes 16 of the mounting shaft 9. The upper ends of the two mounting shafts 9 are connected by the connecting tool 14 by being inserted into the through hole 17 of the connecting tool 14.

  It should be noted that when such assembly is performed, the cover 7 is removed from the cover 8.

On the other hand, the lower ends of the two mounting shafts 9 are inserted into the cover member 3 through the opening 18 provided in the cover member 3 as understood from FIGS. 3 and 4. the inner, is fixed by using a sheet structure adult 2 and the mounting screw 19.

If the above configuration, the display device 5, as shown in FIGS. 1 to 4, before the rear side of the seat 1, the metal sheet structure adult 2 constituting the front seat 1, two mounting shaft 9 It will be firmly attached via.

  In this state, since the display unit 6 is directed to the rear seat side, the display unit 6 can be viewed from the rear seat side.

  That is, the display device 5 has a configuration in which the display unit 6, the memory 21, the power source unit 22, and the audio output unit 23 are connected to the control unit 20 as shown in FIG. The video and audio can be viewed from the rear seat side.

  Now, during such viewing, when the tilt adjustment of the display unit 6, so-called tilt adjustment, is performed, the display unit 6 can be easily held.

  That is, in this embodiment, since the upper ends of the two mounting shafts 9 are inserted into the through holes of the bearing 13, the tilt adjustment of the display unit 6 can be easily performed around the bearing 13. Is possible.

  In addition, in order to apply an appropriate tension to the rotation of the display unit 6, in this embodiment, as can be understood from FIG. 16, a C-shaped tension member 24 made of an elastic member is provided on the outer periphery of the connector 14. The end of the tension member 24 is inserted and attached to the attachment portion 25 of the cover 5.

  Note that the rings 26 in FIG. 12 are movement prevention rings that prevent the tension member 24 from moving greatly to the left and right on the outer periphery of the coupler 14, and are fixed to the left and right bearings 13, respectively.

  As can be understood from FIGS. 10, 15, and 16, an opening 27 for drawing out various wirings is provided below the protrusion 11 of the cover 8.

The sheet structure adult 2 made of metal in this embodiment, since a ground of an automobile, a metal mounting shaft 9 fixed to a metal connecting member 14 coupled to the mounting shaft 9, connector Since the covers 8 and 7 are grounded via the metal tension member 24 brought into contact with the cover 14, the influence of noise on the electronic components in the covers 7 and 8 can be greatly improved.

  In other words, since the covers 7 and 8 made of carbon fiber reinforced plastic are conductive, if they are grounded through the above-described path, the influence of noise on the electronic components in the covers 7 and 8 is greatly improved. It can be made.

  Further, if the covers 7 and 8 are made of carbon fiber reinforced plastic, the strength is extremely high and the weight is light. Therefore, even if the covers 7 and 8 are attached to the front seat 1 on the upper back side as shown in FIGS. There will be less.

  Furthermore, since the strength is extremely high and the weight is reduced, the display unit 6 can be enlarged accordingly.

  In addition, since the rib 28 for positioning the attachment shaft 9 is formed in the cover 10, as shown in FIG. 13, the attachment shaft 9 can also be positioned appropriately.

  Next, other feature points in the present embodiment will be described.

  In the present embodiment, as described above and as shown in FIGS. 17 and 18, the cover 8 is provided with the insertion hole 12 for inserting a part of the mounting shaft 9 into the cover 8. 12 is attached with a cylindrical bearing 13 having one end positioned inside the cover 8 and the other end positioned outside the cover 8, and a part of the mounting shaft 9 is attached to the cover 8 through a through hole of the bearing 13. The insertion hole 12 of the cover 8 made of carbon fiber reinforced plastic and the mounting shaft 9 are rubbed even during the so-called tilt adjustment for adjusting the tilt of the display unit 6. As a result, damage to the cover 8 and the mounting shaft 9 can be prevented.

  In this embodiment, as shown in FIGS. 12 and 18, a flange 13a extending in the outer peripheral direction of the insertion port 12 of the cover 8 is provided on the inner side of the cover 8 of the cylindrical bearing 13, and this flange 13a is provided. Since an annular packing 13b is provided between the side surface of the cover 8 and the inner surface of the cover 8, at the insertion port 12 portion of the cover 8, for example, as shown in FIG. Even if the processing powder is generated in the burr 8a or the like during the subsequent assembling work, it does not enter the cover 8 to cause an electrical problem, and is highly reliable.

That is, the cover is made of carbon fiber reinforced plastics and has electrical conductivity. Therefore, if the processed powder enters the cover 8, an electrical problem occurs. However, in the present embodiment, a flange 13a extending in the outer peripheral direction of the insertion port 12 of the cover 8 is provided on the inner side of the cover 8 of the cylindrical bearing 13, and the side surface of the cover 8 of the flange 13a and the cover 8 are provided. Since the packing 13b is provided between the inner surface and the inner surface, it is possible to prevent the machining powder from entering the cover 8 at the packing 13b portion, thereby preventing the above-described electrical problems from occurring. is there.

  In order to do so, as shown in FIG. 18, the packing 13 b is preferably compressed between the side surface of the cover 8 of the flange 13 a and the inner surface of the cover 8.

  Further, in order to compress the packing 13b between the side surface of the cover 8 of the flange 13a and the inner surface of the cover 8, a male screw (not shown) is provided on the outer periphery of the outer portion of the cover of the bearing 13, and this male The nut 13c is screwed onto the screw portion, and the packing 13b is compressed by tightening the nut 13c.

  Further, in order to prevent excessive compression of the packing 13b, as shown in FIG. 18, the outer peripheral end of the flange 13a is bent toward the inner side of the cover 8, and if this bent portion comes into contact with the inner side of the cover 8, the nut 13c is further increased. It was set as the structure which cannot be tightened.

The present invention, as described above, a display unit, a cover covering the outer peripheral side, or back side of the display unit, the cylindrical attachment of the cover to the seat structure adult, or a rod-shaped mounting shaft, the cover Carbon fiber reinforced plastic (Carbon Fiber Reinforced
The cover is provided with an insertion hole for inserting a part of the mounting shaft into the cover, and one end is located inside the cover and the other end is located outside the cover. A cylindrical bearing is mounted, and a part of the mounting shaft is inserted into the cover through the through hole of the bearing, and the inner side of the cover of the cylindrical bearing is arranged in the outer peripheral direction of the cover insertion port. Since an extended flange is provided and packing is provided between the cover side surface of the flange and the inner surface of the cover, damage to the cover and the mounting shaft can be prevented.

  In the present invention, a flange extending in the outer peripheral direction of the cover insertion opening is provided on the inner side of the cover of the cylindrical bearing, and packing is provided between the cover side surface of the flange and the inner surface of the cover. Therefore, even if processing powder is generated in the insertion slot portion of the cover, for example, during the insertion slot forming process, it does not enter the cover and cause electrical problems. It becomes a high quality thing.

  Therefore, utilization as a display device for a mobile device is expected.

1 front seat 2 seat configuration adult third cover member 4 headrest rain preparative 5 display 6 display unit 7 Cover 8 cover 8a burr 9 mounting shaft 10 cover 11 projecting portion 12 insertion hole 13 bearing 13a flange 13b packing 13c nut 14 coupling pin 15 16 Through hole 17 Through hole 18 Opening 19 Mounting screw 20 Control unit 21 Memory 22 Power supply unit 23 Audio output unit 24 Tension member 25 Mounting unit 26 Ring 27 Opening 28 Rib

Claims (10)

A display unit, a cover covering the outer peripheral side, or back side of the display unit, the cylindrical attachment of the cover to the seat structure adult, or a rod-shaped mounting shaft, carbon fiber reinforced plastic the cover (Carbon Fiber The cover is provided with an insertion hole for inserting a part of the mounting shaft into the cover. One end is on the inner side of the cover and the other end is on the outer side of the cover. A cylindrical bearing is mounted, and a part of the mounting shaft is inserted into the cover through a through hole of the bearing, and an inner portion of the cover of the cylindrical bearing is attached to the cover. A display with a flange extended in the outer peripheral direction of the insertion slot, and a packing provided between the cover side surface of the flange and the inner surface of the cover Location. The display device according to claim 1, wherein an outer peripheral end of the flange is bent toward the inside of the cover. The display device according to claim 1, wherein a male screw is provided on an outer periphery of the cover outer portion of the bearing, and a nut is screwed into the male screw portion. The display device according to claim 1, wherein the packing is compressed by a cover side surface of the flange and an inner surface of the cover. The display device according to claim 1, wherein the attachment shaft is made of metal, and the attachment shaft and the cover are electrically connected. The mounting shaft is composed of first and second mounting shafts, and first and second insertion holes are provided in opposing portions of the cover, and the first bearing is provided in the first insertion hole. the attached, wherein the second insertion holes, and mounting the second bearing, the first, one end of the second mounting shaft, with each the attachment to the sheet structure adult, the The other end side of the first mounting shaft is inserted into the cover through the through hole of the first bearing, and the other end side of the second mounting shaft is inserted through the through hole of the second bearing. And inserting the other end side of the first mounting shaft and the other end side of the second mounting shaft with a connecting tool in the cover. The display device described in one. 7. The first and second mounting shafts and the coupling tool are made of metal, and at least one of the first and second mounting shafts and the coupling tool is electrically connected to the cover. The display device described in 1. The display device according to claim 7, wherein a tension member is brought into contact with an outer periphery of the connector, and the tension member is attached to the cover. A mobile device mounted with a display device according to any one of claims 1 to 8, the front seat is configured and made of metal sheet structure adult, by a cover member covering the sheet structure adult, from the cover material to the provided openings in the cover member, the display to insert the mounting shaft of the device, within the cover member, the mobile devices coupled to the mounting shaft and the sheet structure adult. The moving device according to claim 9, wherein an opening is provided in an upper portion of the front seat, and the display portion of the display device is attached toward the back side of the front seat.

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