JP2006059582A - Organic light emitting device and timepiece using it - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an organic light emitting device through which other members can be passed without destroying a sealed condition, and a timepiece using it. <P>SOLUTION: In this organic light emitting device, a diode matrix 32 is provided on the lower side of a substrate 31, a lid body 33 to the upper side of which a moisture absorbing member 34 is attached is provided, and a seal means 35 is held between the lid body 33 and the substrate 31 so to seal the diode matrix 32 and the moisture absorbing member 34 from the surroundings by surrounding them. In the inside of the seal means 35, exclusive of both the diode matrix 32 and the moisture absorbing member 34, an intermediate member 36 is closely held between the lid body 33 and the substrate 31, and a through hole 37 vertically passing through the intermediate member 36 and the lid body 33 is formed. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to an organic light emitting device and a timepiece using the same, and more particularly to an organic light emitting device in which a plurality of organic light emitting diodes are arranged in a matrix on a substrate and a timepiece using the same.

  As shown in FIG. 4, the conventional organic light emitting device 1 is provided with a diode matrix 12 arranged in a matrix by a plurality of organic light emitting diodes (Organic Light-Emitting Diodes) on the lower surface of a substrate 11 made of glass or transparent resin. It is what. Each organic light emitting diode is turned on or off as one pixel (for example, Patent Document 1).

  In addition, in order to protect the diode matrix 12 and to prevent the diode matrix 12 from being broken by the intrusion of moisture, a lid 13 having a moisture absorbing member 14 attached to the upper surface thereof is provided below the substrate 11. Further, a sealing means 15 is sandwiched between the lid 13 and the substrate 11 so as to surround and seal the diode matrix 12 and the hygroscopic member 14 from the periphery. As the lid 13, a transparent or non-transparent material is used as necessary.

The organic light emitting device 1 has advantages such as low power consumption, thin and light weight, and low cost. Therefore, the organic light emitting device 1 is applied to a display device such as a mobile phone, a digital camera, and a television instead of an LCD (liquid crystal display panel).
JP-T-2004-517363

  However, since the organic light emitting device has a sealed unitary structure and cannot be penetrated, when combined with other members in the display device, it is difficult to combine and arrange the display device. When arranging or fixing the pointer, particularly its axis, there is a problem that the entire internal structure becomes complicated.

  SUMMARY OF THE INVENTION In view of the above-described problems of the prior art, an object of the present invention is to provide an organic light-emitting device that can penetrate another member without destroying its sealed state, and a watch equipped with the same. is there.

  The above object can be achieved by the inventions described in the claims. That is, the organic light emitting device according to the present invention has a characteristic configuration in which a diode matrix is provided on the lower surface of the substrate, and a lid having a moisture absorbing member attached to the upper surface is provided below the diode matrix. In the organic light emitting device sandwiching the diode matrix and the hygroscopic member between them and sealing them together, a portion other than both the diode matrix and the hygroscopic member in the seal unit In addition, the intermediate member is closely sandwiched between the lid body and the substrate, and a through hole is formed through the substrate, the intermediate member, and the lid body in the vertical direction. is there.

  Here, the clock refers to a wristwatch, a desk clock, or the like.

  Since the organic light-emitting device having this configuration includes a through-hole penetrating the substrate, the intermediate member, and the lid in the vertical direction, other members (such as the shaft core of the pointer device) can be penetrated. That is, the organic light emitting device can be coupled to other members in such a manner that the other members are inserted into the through holes.

  The diode matrix has an opening at a substantially central portion thereof, the moisture absorbing member faces a portion other than the opening of the diode matrix, and the intermediate member has an opening of the diode matrix. It is preferable to pass.

  The intermediate member includes a column body integrally extending upward from the upper surface of the lid body, and other sealing means sandwiched between the column body and the substrate. It is preferable that the substrate, the other sealing means, the column body, and the lid body are vertically penetrated.

  The intermediate member is another sealing means sandwiched between the lid and the substrate, and the through hole penetrates the substrate, the other sealing means, and the lid in the vertical direction. It is preferable.

  Furthermore, the characteristic configuration of the timepiece according to the present invention uses the organic light emitting device according to any one of claims 1 to 4, the shaft core protrudes through the through hole, and the pointer is located above the substrate. And a pointer device provided so as to be parallel to the surface of the substrate and supported at a protruding end from the through-hole of the shaft core, and the pointer device and the organic light-emitting device. And a housing.

  A watch using an organic light emitting device having this configuration has a through hole penetrating the substrate, the intermediate member and the lid in the vertical direction, so that other members (such as the axis of the pointer device) can be penetrated. Can do.

  Hereinafter, preferred embodiments of the organic light-emitting device of the present invention and a timepiece using the same will be described in detail. In the following description, regardless of the size, components having substantially the same function and configuration are denoted by the same reference numerals, and redundant description will be provided only when necessary.

  FIG. 1 is an exploded perspective view showing a preferred embodiment of an organic light-emitting device and a timepiece using the same according to the present invention, and FIG. 2 is a cross-sectional view for explaining the assembled state of FIG.

  As shown in FIGS. 1 and 2, the organic light-emitting device and the timepiece using the same according to the present invention are configured to include an organic light-emitting device 3, a pointer device 4, and a housing 2.

  As shown in FIG. 2, the organic light emitting device 3 is provided with a diode matrix 32 on the lower surface of the substrate 31, and a lid 33 having a moisture absorbing member 34 attached to the upper surface below the diode matrix 32. Yes. A sealing means 35 is sandwiched between the lid 33 and the substrate 31 so as to surround the diode matrix 32 and the moisture absorbing member 34 from the periphery so as to be sealed.

  The lid 33 has a U-shaped cross section, and includes a bottom wall 331 parallel to the substrate 31 and a peripheral wall 332 extending upward from the periphery of the bottom wall 331. The sealing means 35 is sandwiched between the peripheral wall 332 and the substrate 31.

  An intermediate member 36 is tightly sandwiched between the bottom wall 331 of the lid 33 and the substrate 31 at portions other than both the diode matrix 32 and the moisture absorbing member 34 in the sealing means 35. Further, a through hole 37 is formed through the substrate 31, the intermediate member 36, and the bottom wall 331 of the lid body 33 in the vertical direction.

  More specifically, the diode matrix 32 is provided with an opening 321 at a substantially central position, and the moisture absorbing member 34 faces a portion other than the opening 321 of the diode matrix 32, and the intermediate member 36. Passes through the openings 321 of the diode matrix 32.

  In the present embodiment, the intermediate member 36 includes a column body 361 that integrally extends upward from the upper surface (bottom wall 331) of the lid body 33, and another intermediate body sandwiched between the column body 361 and the substrate 31. And sealing means 362. That is, the through-hole 37 passes through the substrate 31, the other sealing means 362, the column body 361, and the bottom wall 331 of the lid body 33 in the vertical direction.

  The substrate 31 is made of a transparent material such as glass or transparent resin, and the lid 33 is made of a non-transparent material such as metal or ceramic. The hygroscopic member 34 is made of a material that can absorb moisture, such as solid or gel. The sealing means 35 and the other sealing means 362 are made of rubber or plastic material.

  The pointer device 4 has an axis 42 protruding through the through-hole 37, a pointer 43 provided above the substrate 31 so as to be parallel to the substrate surface, and a portion near one end thereof. The shaft core 42 is pivotally supported at the projecting end from the through hole 37.

  The housing 2 includes upper and lower halves 22 and 21, and a transparent glass piece 221 is provided at the approximate center of the upper half 22. The organic light emitting device 3 provided with the pointer device 4 is accommodated in the housing 2 so as to be sandwiched between the upper and lower halves 22 and 21. The transparent glass piece 221 corresponds to the substrate 31.

  Further, a mechanism for controlling the light emission of the organic light emitting device 3 and the rotation of the pointer 43 is further provided in the housing 2, but this portion is not related to the features of the present invention, so a detailed description is omitted.

With this configuration, the organic light emitting device 3 is attached even in an environment where lighting is insufficient, so that the instructions of the pointer 43 can be always clearly and visually recognized.
[Another embodiment]
FIG. 3 shows another embodiment of the organic light emitting device of the present invention and a timepiece using the same. In this embodiment, the intermediate member is another sealing means 38 sandwiched between the lid 33 and the substrate 31. That is, the through-hole 37 passes through the substrate 31, the other sealing means 38, and the bottom wall 331 of the lid 33 in the vertical direction.

  In this embodiment, the substrate 31 is transparent and has a light emitting surface. However, the present invention is not limited to this, and the lid 33 may be transparent and have a light emitting surface. At this time, the pointer 43 of the pointer device 4 is preferably provided above the lid 33 so as to be parallel to the surface of the lid.

  In this embodiment, there is only one intermediate member 36, 38 and one through hole 37, but the present invention is not limited to this, and a plurality of intermediate members 36, 38 and a plurality of through holes 37 are provided. Also good.

  As described above, the organic light emitting device of the present invention and the timepiece using the organic light emitting device are provided with an intermediate member between the lid and the substrate, and have through holes penetrating the substrate, the intermediate member, and the lid. Since it is provided, it is possible to penetrate other members such as a shaft core of the pointer, for example, in a state where the sealed state in the organic light emitting device is secured.

  The embodiments described above are merely intended to clarify the technical contents of the present invention, and the present invention is not limited to such specific examples and is not interpreted in a narrow sense. Various modifications can be made within the scope described in the spirit and claims.

1 is an exploded perspective view showing a preferred embodiment of an organic light emitting device of the present invention and a timepiece using the same. Sectional view after assembling the watch of FIG. Sectional drawing which shows the principal part which shows other embodiment of this invention. Cross-sectional view of the main part showing a conventional organic light-emitting device

Explanation of symbols

2 Housing 3 Organic light emitting device 4 Pointer devices 21 and 22 Upper and lower halves 31 Substrate 32 Diode matrix 33 Lid 34 Moisture absorbing member 35 Sealing means 36 Intermediate member 37 Through hole 38 Other sealing means 42 Shaft core 43 Pointer 221 Glass Piece 321 Opening 331 Bottom wall 332 Peripheral wall 361 Column body 362 Other sealing means

Claims (5)

A diode matrix is provided on the lower surface of the substrate, and a lid body having a moisture absorbing member attached to the upper surface is provided below the diode matrix, and the diode matrix and the moisture absorbing member are disposed between the lid body and the substrate. In the organic light emitting device sandwiching the sealing means so as to be enclosed and sealed,
An intermediate member is tightly sandwiched between the lid and the substrate at a portion other than both the diode matrix and the moisture absorbing member in the sealing means, and the substrate, the intermediate member, and the lid An organic light-emitting device characterized in that a through-hole penetrating in the vertical direction is formed. The diode matrix has an opening at a substantially central portion thereof, the moisture absorbing member faces a portion other than the opening of the diode matrix, and the intermediate member has an opening of the diode matrix. The organic light-emitting device according to claim 1, which passes through. The intermediate member includes a column body integrally extending upward from the upper surface of the lid body, and other sealing means sandwiched between the column body and the substrate. The organic light-emitting device according to claim 1, wherein the organic light-emitting device penetrates the substrate, the other sealing means, the column body, and the lid body in a vertical direction. The intermediate member is another sealing means sandwiched between the lid and the substrate, and the through hole penetrates the substrate, the other sealing means, and the lid in the vertical direction. The organic light-emitting device according to claim 1. The organic light-emitting device according to any one of claims 1 to 4, wherein the shaft core protrudes through the through hole, and the pointer is provided above the substrate so as to be parallel to the substrate surface. And a pointer device that is pivotally supported by a projecting end from the through hole of the shaft core, and a housing that houses the pointer device and the organic light emitting device.

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