JP2011122970A - Display device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a display device protecting a display board against vibrations. <P>SOLUTION: The display device has a facing plate 11 provided with a window part W covering the front-end periphery of the display board 5 and allowing a user to view a required part of the display board 5, and abuts contact parts 51 partly formed on the back of the periphery of the window part W of the facing plate 11 against the display board 5. The device is equipped with: a support member 6 supporting the display board 5 from behind by a support part 6a shaped corresponding to the display board 5; a receiving member 3 located behind the display board 5; first receiving parts 62 receiving the contact parts 51 with the display board 5 caught in between by the support part 6a; an elastic piece 63 located on the support part 6a not overlapping the contact parts 51 and the first receiving parts 62 in a visible direction of the display board 5; and a second receiving part 32 located at a point of a receiving member 3 corresponding to this elastic piece 63 for receiving the elastic piece 63 from behind. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to a display device applied to various vehicles, for example, and more particularly to a vibration isolation structure for a display board.

  As this type of display device, for example, a display device described in Patent Document 1 below is known. This display device is composed of an instrument for a vehicle, and a display board 3 on which an instrument body 2 is mounted on the back, a front peripheral edge of the display board 3 and a required part of the display board 3 can be visually recognized. The display plate 3 is formed by abutting lower portions 4 ′ partially projecting from the back of the peripheral edge of the window portion of the facing plate 4.

  A cutout piece (buffer part) 11 having a spring property formed by cutting and raising through the notch 10 is formed at three positions on the display plate corresponding to the abutting lower part 4 ′, and the abutting lower part 4 ′ is pushed against the cutout piece 11. By touching, the turn-back plate 4 and the display plate 3 are elastically contacted to suppress the vibration of the display plate 3.

Japanese Utility Model Publication No. 3-110315

  However, since the display device described in Patent Document 1 is provided with the cut portion 10 and the cut piece 11 at the periphery of the display plate, the cut portion 10 and the cut piece 11 are covered with the turn-back plate 4 in order to improve the appearance. For this purpose, a large area other than the display area of the display panel 3 has to be secured, and there is a problem that it does not lead to space saving.

Therefore, the present invention has a display plate, and a facing plate that covers a front peripheral edge of the display plate and has a window portion on which a required portion of the display plate can be visually recognized. In the display device in which the contact portion partially formed on the back surface of the periphery is brought into contact with the display plate, the display device has a support portion having a shape corresponding to the display plate, and the support portion supports the display plate from behind. A member is provided, a receiving member is provided behind the facing plate, a first receiving portion that receives the contact portion in a state where the display plate is sandwiched between the support portions, and a viewing direction of the display plate is provided. An elastic piece is provided at the support portion that does not overlap the contact portion and the first receiving portion, and a second receiving portion that receives the elastic piece from behind is provided at the receiving member corresponding to the elastic piece. Is.

In the present invention, the support member is made of a translucent synthetic resin material.

  It is possible to provide a display device that can ensure the vibration isolation and appearance of the display board.

The front view of the display apparatus in the Example of this invention. AA sectional drawing same as the above. BB sectional drawing same as the above. The front view of a display board same as the above. The front view of a light guide same as the above. The figure which shows the 2nd Example of this invention.

  An example in which the present invention is applied to a display device including a vehicle instrument will be described with reference to the accompanying drawings. As shown in FIGS. 1 to 3, the display device according to the present embodiment includes a first case body 1, a second case body 2, a housing (receiving member) 3, a circuit board 4, and a display board 5. The light guide (support member) 6, the light source 7, and the pointer 8 are mainly configured.

  As shown in FIG. 2, the first case body 1 is formed of an impermeable synthetic resin, and between the second case body 2 made of synthetic resin made of a back cover, the display plate 5 and the light guide. The body 6, the circuit board 4, the housing 3, a pointer and an instrument main body which will be described later are accommodated.

  In addition, the first case body 1 includes a turntable 11 that covers a front peripheral edge of the display plate 5 and is fitted with a colorless and transparent window portion W that allows the display area of the display plate 5 to be visually recognized.

  As shown in FIG. 3, the facing plate 11 includes a protruding first pressing portion 12 that extends toward the display plate 5. The first pressing portion 12 is formed to have a length that comes into contact with a contact portion 51 (described later) formed on the display board 5 with an elastically deformable elastic member 13 such as synthetic rubber attached to the tip thereof. Yes.

  The receiving member 3 is made of, for example, milky white synthetic resin, and is disposed on the circuit board 4 so as to support the light guide 6. In addition, the receiving member 3 is provided with a second receiving portion 32 for contacting when an elastic piece described later is bent.

  The display plate 5 is a plate made of synthetic resin with an index portion applied by printing or the like, and is joined to the light guide 6 with an adhesive or the like.

  As shown in FIGS. 3 and 4, in the display plate 5 in the present embodiment, the diameters of the display plate 5 and the light guide 6 are substantially the same. Three contact portions 51 that are integrally formed so as to protrude to the outer periphery are provided at the periphery of the display panel 5.

  The light guide 6 that supports the display plate 5 is made of a light-transmitting resin, and is arranged on the circuit board 4 by screws, locking pieces, or the like (not shown).

  As shown in FIGS. 2 and 5, the light guide 6 supports the display plate 5 from behind by a support portion 6a having a shape corresponding to the display plate 5, as shown in FIGS. The first receiving portion 62 having the same shape is provided at a location corresponding to the contact portion 51 of the display board 5. Further, an elastic piece 63 formed by the notch 61 is formed in the vicinity of the first receiving portion 62.

When the first pressing portion 12 presses the first receiving portion 62 and the contact portion 51 from above, the elastic piece 63 is transmitted to the elastic piece 63 and sinks downward. Since the elastic piece 63 bends downward, the second receiving portion 32 cushions the vibration applied to the display plate 5, so that the display plate 5 can be prevented from shaking.

  The light source 7 is mounted on the circuit board 4 in order to illuminate the display board 5, and is made of, for example, a light emitting diode.

  The pointer 8 is configured such that a pointer shaft 81 extending from the instrument body 9 penetrates the display board 5 and the pointer body is attached to the tip.

  Thus, according to this invention, it has the display board 5 and the turntable 11 in which the window part W which covers the front side periphery of this display board 5, and the required part of the display board 5 was visually recognizable was formed. In the display device in which the contact portion 51 partially formed on the peripheral back surface of the window portion W of the facing plate 11 is brought into contact with the display plate 5, the support portion 6a having a shape corresponding to the display plate 5 is provided. A support member 6 that supports the display plate 5 from behind is provided by 6a, a receiving member 3 is provided behind the facing plate 5, and a first receiving portion 51 is received with the display plate 5 sandwiched between the support portions 6a. The receiving part 62 is provided, and an elastic piece 63 is provided in the support part 6a where the contact part 51 and the first receiving part 62 do not overlap in the viewing direction of the display board 5, and three receiving members corresponding to the elastic piece 63 are provided. Provided with a second receiving portion 32 for receiving the elastic piece 63 from behind. The display panel 5 is fixed by pressing from the first case body 1 side, and the vibration is applied to the instrument device by absorbing the vibration at the second receiving portion using the elastic piece 63 as a cushioning material. Also, the display board 5 can be prevented from shaking.

  Further, according to the present invention, since the supporting member is made of the light guide 6 formed of a light-transmitting synthetic resin material, it is not necessary to provide the elastic piece 63 on the display plate 5. It is possible to provide a display device that can be used effectively and can be shaken while maintaining its appearance.

  In the present embodiment, the elastic member 13 is attached to the first pressing portion 12, but the elastic member 13 may be attached to the second pressing portion 31 or both pressing portions.

  Further, as shown in FIG. 6 as the second embodiment, even if the cutout portion 61 is not provided in order to form the elastic piece 63, one portion of the first receiving portion 62 is provided with the elastic piece. It can be used as 63 to absorb vibrations, and the same effect can be obtained.

  In the present embodiment, the structure in which the second receiving portion 32 is provided on the receiving member 3 has been described. However, for example, the elastic piece 63 contacts the receiving portion protruding from the first or second case body 1 or 2. It is good also as a 2nd receiving part 32 provided in the location to install.

DESCRIPTION OF SYMBOLS 1 1st case body 2 2nd case body 3 Housing (receiving member)
4 Circuit board 5 Display board 6 Light guide (support member)
6a Supporting part 7 Light source 8 Pointer 9 Instrument body 11 Counterplate 12 First pressing part 13 Elastic member 31 Second pressing part 32 Second receiving part 51 Abutting part 61 Notch part 62 First receiving part 63 Elasticity Fragment
W Window

Claims (2)

A display plate, and a facing plate formed with a window portion that covers a front peripheral edge of the display plate and allows a required portion of the display plate to be visually recognized, and is partially on the peripheral rear surface of the window portion of the facing plate In the display device in which the formed contact portion is in contact with the display plate,
A support member having a shape corresponding to the display plate is provided to support the display plate from behind by the support portion,
A receiving member is provided behind the facing plate,
A first receiving portion for receiving the contact portion in a state where the display plate is sandwiched between the support portions;
An elastic piece is provided at the support portion that does not overlap the contact portion and the first receiving portion in the visual recognition direction of the display plate,
A display device, wherein a second receiving portion for receiving the elastic piece from behind is provided at the receiving member corresponding to the elastic piece. The display device according to claim 1, wherein the support member is made of a translucent synthetic resin material.

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