JP2012065956A - Umbrella using organic el lighting - Google Patents

Abstract

PROBLEM TO BE SOLVED: To solve the problem that at night when raining, visibility of a pedestrian, who walks holding an umbrella, becomes considerably low and in a conventional umbrella with lighting, a light source is dot-like, thereby sufficient illuminating effects are not obtained.SOLUTION: On an inside surface of an umbrella, an organic EL panel is placed and light is emitted on the inside in a planar manner, thereby visibility of a pedestrian holding an umbrella is improved. A charge part is incorporated in a handle part and the handle part is separable from an umbrella body. Thus, only the handle part can be charged independently without bringing the umbrella body in the room.

Description

  The present invention relates to an umbrella structure held by a pedestrian in rainy weather.

  Conventionally, an umbrella having an illumination function has been proposed for the purpose of improving the visibility of pedestrians, particularly at night.

  For example, Patent Document 1 describes a configuration in which a pedestrian's feet are illuminated by a light bulb built in a handle portion. Moreover, the structure which illuminates a pedestrian is described by arrange | positioning upper illumination also to the bone | frame part of an umbrella.

JP 2005-130999 A

  However, in the configuration of illuminating the feet like the former, only the feet of the user holding the umbrella are illuminated, and the visibility from the side of viewing the user from a distance such as a vehicle driver is not necessarily Does not improve. Moreover, the light quantity sufficient to achieve the object of improving the visibility by illuminating the user cannot be obtained only by providing a point light source in the bone as in the latter case.

  The present invention has been made in view of the above problems, and an object thereof is to propose an umbrella that can improve visibility by illuminating a pedestrian brightly in the rainy night.

  In order to solve the above-mentioned problem, the invention according to claim 1 is characterized in that a shaft, a bone attached radially from the top thereof so as to be freely opened and closed, a sheet supported by the bone, and a handle provided at the bottom of the shaft. The sheet includes an organic EL light emitting unit disposed along an inner surface of the sheet, and the handle includes a power storage unit that stores electric power for causing the organic EL light emitting unit to emit light. It is characterized by.

  According to a second aspect of the present invention, in the umbrella according to the first aspect, the handle includes a connection portion that is detachable from the shaft, and the power storage unit is configured such that the handle is connected to the shaft by the connection portion. The battery is charged in a state separated from the battery.

  According to a third aspect of the present invention, in the umbrella according to the second aspect, the connecting portion is a screw fastening member that connects the handle and the shaft.

  The invention according to claim 4 is the umbrella according to any one of claims 1 to 3, further comprising a control unit connected between the handle and the shaft, wherein the control unit is the organic An adjustment unit that adjusts the amount of light emitted from the EL light emitting unit is provided.

  In the present invention, it is possible to improve the visibility of the user with respect to the driver of the vehicle by illuminating the user holding the umbrella in a planar shape from above even in the rainy night.

  In particular, in the invention according to claim 2, since charging can be performed in a state where only the handle with the built-in power storage unit is separated, it is not necessary to bring the umbrella itself into the room, and rainwater or dirt attached to the umbrella drops into the room. It is possible to prevent this.

  In particular, in the invention according to claim 3, it is possible to easily separate and connect by the screw fastening member.

  In particular, in the invention of claim 4, the amount of light emitted by the organic EL light emitting unit can be adjusted, and light can be emitted with an appropriate amount of light according to the darkness of the surroundings.

It is a figure which shows the outline of the umbrella which is embodiment of this invention. It is a figure which shows the cross section of a sheet | seat part. It is a schematic diagram which shows the connection of the apparatus incorporated in a control part and a handle | pattern part. It is sectional drawing which shows the detail of the connection part of a control part and a handle | pattern part.

  FIG. 1 is a diagram showing an outline of an umbrella 1 according to an embodiment of the present invention. In the umbrella 1, bone portions 7 are provided radially at the distal end portion of the shaft portion 3, and a seat portion 2 is provided between the bone portions 7. Further, a stone protrusion 6 is provided at the tip of the connecting portion with the bone portion 7 of the shaft portion 3, and a handle portion 5 is provided on the opposite side via the control portion 4.

The shaft portion 3 is mainly formed of an aluminum hollow member, and is configured to make the umbrella 1 lightweight and have sufficient strength.
The bone portion 7 is an aluminum member that is radially connected so as to be rotatable with respect to the distal end portion of the shaft portion 3. The shaft portion 3 is provided with a slider (not shown) that advances and retreats along the axial direction of the shaft portion 3. This slider is further connected to each bone part 7 via a connecting aggregate (not shown). Therefore, by moving the slider along the axial direction of the shaft portion 3, each bone portion 7 can be opened and closed radially around the tip portion of the shaft portion 3. Since this structure is generally known, a detailed description is omitted.

  The stone protrusion 6 is a member that is disposed at the tip portion of the shaft portion 3 than the connection portion with the bone portion 7 and protects the shaft portion from directly contacting the ground when the umbrella 1 is folded. It is made of wood or resin.

  The control part 4 is arrange | positioned at the edge part on the opposite side to the stone protrusion part 6 of the shaft part 3, and the control apparatus for making the organic EL light emission part 22 mentioned later light-emit is incorporated. Details of this will be described later.

  The handle 5 is a portion that is held when a pedestrian uses the umbrella 1 in an open state, and is disposed at the end of the shaft 3. Generally, it is mainly made of wood or resin as with the stone protrusion 6. In this embodiment, it is made of resin and has a U-shape.

The seat part 2 is a thin cloth-like member that forms the main body of the umbrella 1 and prevents rain from dripping on the user. Since the sheet part 2 has flexibility as a whole, the sheet part 2 is also opened and closed as the bone part 7 is opened and closed. In a state where the bone part 7 is opened to the maximum, the umbrella 1 is held in an arch shape.
And since the organic EL light emission part 22 mentioned later is arrange | positioned inside the sheet | seat part 2, the organic EL light emission part 22 light-emits by operation of a user, and the inside of the umbrella 1 is illuminated.

FIG. 2 is a cross-sectional view of the sheet portion 2 when the AA portion of FIG. 1 is viewed from a direction orthogonal to the bone portion 7. As shown in FIG. 2, the sheet unit 2 is formed by laminating a sheet main body 21, an organic EL light emitting unit 22, and a waterproof sheet 23.
The sheet body 21 is located on the outermost side of the sheet portion 2 and is a cloth-like member formed of resin, chemical fiber, or the like for the purpose of preventing rainwater from dripping to the user and the organic EL light emitting portion 22. It is. Usually, the sheet main body 21 is sewn at a position where it contacts the other adjacent sheet main body 21 on the bone portion 7, but in the present invention, the sheet main bodies 21 are further heat-sealed at the joint portion 211. Yes. Therefore, the intrusion of rainwater can be more reliably prevented.

  The organic EL light-emitting part 22 is a light-emitting part in which a light-emitting layer made of an organic EL light-emitting element is formed on the back surface (downward in FIG. 2) using a resin thin film as a base material. Since the resin thin film is used as the substrate, it has flexibility and can be folded according to the behavior of the sheet main body 21. The electric power supplied to the organic EL light emitting element is supplied from wiring passing through the inside of the shaft portion 3.

  The waterproof sheet 23 is a sheet for protecting the organic EL light emitting unit 22 from rainwater, and is specifically formed of a transparent resin film such as polypropylene. The waterproof sheet 23 is formed with a size slightly larger than that of the organic EL light emitting unit 22 and protects the entire area of the organic EL light emitting unit 22. Moreover, the waterproof sheet 23 is heat-sealed at the peripheral edge portion 231 where the waterproof sheets 23 are in contact with each other, and rainwater can be reliably prevented from entering.

  Further, since the waterproof sheet 23 and the sheet main body 21 are bonded so as to be integrated with an adhesive resin, the sheet portion 2 can be integrally handled as a single cloth-like member. .

  FIG. 3 is a schematic diagram showing connections of devices necessary for causing the organic EL light emitting unit 22 to emit light, which are arranged inside the control unit 4 and the handle unit 5.

  A power storage unit 51 is built in the handle unit 5, and the electric power stored in the power storage unit 51 is supplied to the control unit 4 via the handle unit connection unit 52. The control unit 4 includes a switch unit 41 and a dimming unit 42, and power from the handle unit 5 is supplied via the control unit connection unit 44.

  The power storage unit 51 is a secondary battery disposed along the internal shape of the handle 5. Specifically, a lithium ion battery or the like is used, and electric power can be stored by being charged from an external power source.

  The light control unit 42 is a member that adjusts the light intensity of the organic EL light emitting unit 22 by adjusting the voltage of the power supplied from the power storage unit 51, and includes a variable resistor therein. The adjustment of the variable resistor inside the dimmer 42 can be operated by the user of the umbrella 1 from the outside of the controller 4 and can be freely adjusted according to the brightness of the surroundings.

The switch unit 41 is a switch for switching ON / OFF of light emission of the organic EL light emitting unit 22. Similarly to the dimming unit 42, the switch unit 41 can be operated from the outside of the control unit 4, so that the user of the umbrella 1 selects light emission and stop of the organic EL light emitting unit 22 as necessary. can do.
Further, the switch unit 41 incorporates a sensor for detecting that the slider of the shaft unit 3 is close to the switch unit 4. Therefore, it is possible to automatically turn off the light emission when the slider of the shaft portion 3 is operated and the umbrella 1 is closed. Thereby, power consumption can be reduced.

  FIG. 4 is a diagram illustrating details of the control unit connection unit 44 and the handle unit connection unit 52. The control unit connection unit 44 includes a control unit protection member 443 formed in a cylindrical shape, and a control unit negative electrode 442 that is an electrode formed in a female thread shape along the inner peripheral surface of the control unit protection member 443. Yes. A control unit positive electrode 441 is arranged at the center of the control unit connection unit 44 so as to face the handle unit connection unit 52. Further, the control unit negative electrode 442 and the control unit positive electrode 441 are connected to the organic EL light emitting unit 22 while being electrically insulated from each other.

  On the other hand, the handle portion connecting portion 52 is formed with a handle portion negative electrode 522 that is an electrode having an upper end formed in a male screw shape inside a handle portion protection member 523 that forms the outer peripheral surface of the handle portion 5. A handle positive electrode 521 is arranged at the center of the handle connecting portion 52 through an insulating member 524 so as to face the controller connecting portion 44. The handle portion negative electrode 522 and the handle portion positive electrode 521 are electrically insulated from each other and connected to the power storage unit 51.

  Here, the control unit negative electrode 442 and the handle unit negative electrode 522 are formed with screw portions that are screwed together. Therefore, the control part 4 and the handle part 5 can be brought into a fastening state by screwing the control part negative electrode 442 and the handle part negative electrode 522 from the separated state shown in FIG.

  In the fastened state, the controller negative electrode 442 and the handle negative electrode 522 are in electrical contact, and the controller positive electrode 441 and the handle positive electrode 521 are in electrical contact. Therefore, the power for supplying the power stored in the power storage unit 51 to the control unit 4 and causing the organic EL light emitting unit 22 to emit light via the dimming unit 42 and the switch unit 41 built in the control unit 4. Can be used.

  In addition, the power storage unit 51 built in the handle 5 can be charged by carrying it to a separate room or the like in a state where only the handle 5 is separated from the umbrella 1 (control unit 4) and connecting it to a charging mechanism (not shown). it can. The charging mechanism is formed with a positive electrode and a negative electrode similarly to the control unit connection unit 44, and is electrically contacted by fastening with the handle unit connection unit 52 to supply power to the power storage unit 51. Is possible.

  The umbrella 1 formed in this manner has an arch shape that prevents the rain from dripping on the user with the sheet portion 2 facing the organic EL light emitting portion 22 downward by opening the bone portion 7. be opened. In this state, when the user of the umbrella 1 operates the switch unit 41 and the light control unit 42, the organic EL light emitting unit 22 emits light, and light is emitted downward from the inside of the umbrella 1. Therefore, when the user irradiates brightly from above with the umbrella 1 in use, the driver can clearly see the vehicle even when it rains at night. Further, by irradiating light downward from the umbrella 1, the user's feet of the umbrella 1 can be illuminated at the same time, and the safety of the user's walking can be improved.

  Although the umbrella 1 in the embodiment of the present invention has been described above, the present invention is not limited to the above-described embodiment.

  In the above-described embodiment, the control unit connection unit 44 and the handle unit connection unit 52 are fastened with screws, but other connection forms may be used as long as they can be separated and fastened. Specifically, it may be a member that is fastened by frictional force, or may be connected like a connector shape.

  Further, although the control unit 4 is a member different from the handle unit 5, the control unit 4 may be incorporated in the handle unit 5. In this case, since the weight of the handle part 5 is increased, handling when charging the charging part 51 is inconvenient.

  Further, in the above-described embodiment, the bone part 7 is radially developed in a straight state with respect to the shaft part 3, but is not limited thereto. Specifically, each bone part 7 may be constituted by a plurality of members and may be applied to a so-called folding umbrella that is configured by being rotatably connected. In this case, since the location where the sheet | seat part 2 is folded up increases, the flexibility of the sheet | seat part 2 is requested | required rather than said embodiment.

  In the above-described embodiment, one organic EL light emitting unit 22 is arranged between the bone parts 7 that are radially developed. However, a plurality of organic EL light emitting units 22 may be arranged. In this case, since the organic EL light emitting part 22 can be arranged so as to avoid the bone part 7 and the central part of the bone part 7 where the sheet part 2 is mainly bent when the umbrella 1 is folded, the above implementation is performed. The organic EL light emitting unit 22 is not required to be flexible as compared with the form, but the structure of the sheet unit 2 becomes complicated.

DESCRIPTION OF SYMBOLS 1 ... Umbrella 2 ... Seat part 3 ... Shaft part 4 ... Control part 5 ... Handle part 6 ... Stone protrusion 7 ... Bone part 21 ... Sheet main body 22 ... · Organic EL light emitting unit 23 · · · Waterproof sheet 41 · · · Switch unit 42 · · · Light control unit 44 · · · Control unit connection unit 51 · · · Power storage unit 52 · · · Pattern portion connection unit 211 · · · Joint part 231 ... Peripheral part 441 ... Control part positive electrode 442 ... Control part negative electrode 443 ... Control part protection member 521 ... Handle part positive electrode 522 ... Handle part negative electrode 523 ... Handle part Protective member 524 ... Insulating member

Claims (4)

In an umbrella having a shaft, a bone that is radially openable from the top, a seat supported by the bone, and a handle provided at the bottom of the shaft,
The sheet includes an organic EL light emitting unit disposed along an inner surface of the sheet,
The said pattern is equipped with the electrical storage part which stores the electric power for making the said organic EL light emission part light-emit, The umbrella characterized by the above-mentioned. The umbrella according to claim 1,
The handle includes a connection portion that is detachable from the shaft.
The power storage unit is charged with the handle being separated from the shaft by the connection unit. The umbrella according to claim 2,
The said connection part is a screw fastening member which connects between the said handle | pattern and the said shaft, The umbrella characterized by the above-mentioned. In the umbrella in any one of Claims 1-3,
A control unit connected between the handle and the shaft;
The said control part is provided with the adjustment part which adjusts the light quantity which the said organic EL light emission part light-emits, The umbrella characterized by the above-mentioned.

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