JP2006223655A - Illuminating device for temporary toilet - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an illuminating device for a temporary toilet, which can be used even at a place where no electric power is supplied. <P>SOLUTION: The illuminating device 10 for the temporary toilet which illuminates the temporary toilet 1 is provided with: a solar cell 11 for generating power with optical energy such as sunshine; a fitting 12 for installing the solar battery 11 outside of the temporary toilet 1; a power unit 20 in which a storage element for storing generated power of the solar cell 11 and a control circuit are housed; and an illuminating device 30 for illuminating the room 5 of the toilet 1 with power discharged from the storage element. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a temporary toilet lighting device.

For example, in a temporary toilet installed in a disaster area or the like, electricity is not supplied and lighting equipment may not be used (see Patent Document 1).
JP 09-028617 A

  However, even in places where electricity is not supplied, there has been a demand to illuminate the interior of the temporary toilet at night.

  This invention is made | formed in view of said problem, and it aims at providing the illuminating device for temporary toilets which can be used even in the place where supply of electricity is not performed.

  The present invention relates to a lighting device for a temporary toilet that illuminates a temporary toilet, a solar cell that generates power by light energy such as sunlight, a fixture for installing the solar cell outside the temporary toilet, and a solar cell. The power supply unit is provided to store the generated power of the solar battery, and the illuminator that illuminates the interior of the temporary toilet with the power discharged from the power supply unit.

  According to the present invention, the electric power generated by the solar cell by daylight light energy is stored in the power storage element of the power supply unit in the daytime, the power stored in the power storage element of the power supply unit is supplied to the illuminator at night, and the temporary toilet Illuminate the room.

  The solar cell is installed outside the temporary toilet via a fixture, and the power supply unit that stores the generated power of the solar cell is separated from the solar cell, so the power supply unit can be installed in the temporary toilet room It becomes. Thereby, the restrictions with respect to the magnitude | size and shape of the storage battery and solar cell which are provided in a power supply unit can be reduced, and illumination time can fully be ensured.

  Moreover, since the power supply unit installed in the room of the temporary toilet is not exposed to wind and rain, the waterproof property required for the power supply unit is lowered, and the cost of the product can be reduced.

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

  1A and 1B, reference numeral 1 denotes a temporary toilet, and the temporary toilet 1 can be transferred to an arbitrary place and installed.

  The temporary toilet 1 includes a housing 2 serving as a structural wall, a roof 3 provided on the upper portion of the housing 2, a door 4 for opening and closing the entrance 7 of the housing 2, and the like. 5 is provided with a toilet (not shown).

  The temporary toilet 1 includes a temporary toilet illumination device 10 that illuminates the room 5. The temporary toilet lighting device 10 stores a solar cell 11 that generates power using light energy such as sunlight, a fixture 12 that installs the solar cell 11 outside the temporary toilet 1, and power generated by the solar cell 11. A power supply unit 20 in which a power storage element and a control circuit are housed, and an illuminator 30 that illuminates the interior of the room 5 with electric power discharged from the power storage element.

  As shown in FIG. 2, the solar cell 11 is detachably installed on the roof 3 via a fixture 12. The fixture 12 includes a base 13 that is detachably attached to the roof 3 via a fixing screw 17, and a movable frame 14 that supports the solar cell 11 so as to be rotatable about a substantially vertical axis with respect to the base 13. The movable frame 14 is fastened to the base 13 via fixing screws 15. By loosening the fixing screw 15, the movable frame 14 can be rotated to change the direction of the solar cell 11.

  The fixing screws 15 and 17 can be manually turned through the knobs 15a and 17a, respectively, so that the solar cell 11 can be installed and removed without using a dedicated tool or the like.

  The panel-like solar cell 11 is fastened to the movable frame 14 via a plurality of bolts 16. The movable frame 14 supports the solar cell 11 with a certain inclination angle with respect to the horizontal line. However, the present invention is not limited thereto, and the solar cell 11 may be supported so as to be tiltable about the horizontal axis.

  In the room 5, a power supply unit 20 and an illuminator 30 are installed on a shelf 6 provided at an upper portion thereof, and an illumination changeover switch 25 is installed in the vicinity of the doorway 7.

  The power supply unit 20 is connected to the solar cell 11 via a cable 31, connected to the switch 25 via a cable 32, and connected to the illuminator 30 via a cable 33.

  Each of the cables 31 to 33 is detachably attached to the inner wall surface of the housing 2 via a locking tool 34.

  The power supply unit 20, the illuminator 30, and the illumination changeover switch 25 are detachably attached via a locking tool such as Velcro (registered trademark).

  As shown in FIG. 3, the power supply unit 20 includes a case 21 in which the power supply unit 20 can be carried. The power storage element and the control board 23 are accommodated in the case 21.

  The power supply unit 20 is provided with a storage battery 22 made of, for example, a nickel cadmium battery as a storage element housed in a case 21.

  The generated current of the solar battery 11 is guided to the power supply unit 20 via the cable 31 and charged to the storage battery 22 via the control board 23. The control board 23 supplies a charging circuit for charging the storage battery 22 with a current supplied from the solar battery 11, a charge monitoring circuit for blocking an overcurrent charged to the storage battery 22, and supplies a current from the storage battery 22 to the illuminator 30. And an output monitoring circuit that stops the output of the storage battery 22 as the storage voltage of the storage battery 22 falls below a predetermined value.

  A charging connector 24 for guiding a charging current to the storage battery 22 is attached to the case 21 of the power supply unit 20 so as to face the outside. The cable 31 of the solar cell 11 is detachably connected to the power supply unit 20 via the charging connector 24.

  An AC / DC power supply 26 can be connected to the charging connector 24. The AC / DC power source 26 converts alternating current into direct current. An output terminal 27 extending from the AC / DC power supply 26 is inserted into the charging connector 24 and a plug 28 is inserted into the AC power outlet, so that the AC current supplied from the AC power outlet is converted into a direct current by the AC / DC power supply 26. It is converted and guided to the power supply unit 20, and the storage battery 22 is charged via the control board 23.

  A display rod 42 is attached to the case 21 so as to face the outside. The display lamp 42 is for prompting charging, and the display lamp 42 is lit to inform the operator that charging is necessary.

  When the illumination switch 25 is switched from OFF to ON, a direct current from the storage battery 22 is supplied via the control board 23 and the cable 33, and the illuminator 30 is turned on.

  The illuminator 30 is an illuminator using an LED (semiconductor light emitting element) as a light source, and is lit by a direct current supplied from the storage battery 22.

  The temporary toilet lighting device 10 is configured as described above, and stores the electric power generated by the solar cell 11 by the light energy of sunlight in the daytime in the power supply unit 20 and the electric power stored in the power supply unit 20 at night. 30 to illuminate the room 5 of the temporary toilet 1.

  The temporary toilet lighting device 10 has a structure in which a solar cell 11 is installed outside the temporary toilet 1 via a fixture 12 and a power supply unit 20 for storing the generated power of the solar cell 11 is provided separately from the solar cell 11. The power supply unit 20 can be installed in the room 5 of the temporary toilet 1. Thereby, the restrictions with respect to the magnitude | size and shape of the storage battery 22 and the solar cell 11 which are provided in the power supply unit 20 can be decreased, and the illumination time of the illuminator 30 can fully be ensured.

  Since the power supply unit 20 installed in the room 5 of the temporary toilet 1 is not exposed to wind and rain, the waterproof property required for the power supply unit 20 is reduced, and the cost of the product can be reduced.

  The fixture 12 includes a base 13 that is attached to the roof 3 and a movable frame 14 that rotatably supports the solar cell 11 with respect to the base 13, and the movable frame 14 is rotated to change the orientation of the solar cell 11. Therefore, the direction of the movable frame 14 can be set regardless of the direction of the east, west, north, and south where the temporary toilet 1 is installed, and the amount of light received by the solar cell 11 can be sufficiently secured.

  The illuminator 30 using the LED consumes less power than the Edison bulb type light, and can be used for a long time by the limited power of the storage battery 22.

  When the illuminator 30 is set so as to illuminate the room 5 of the temporary toilet 1 in a spot shape, it is possible to prevent the reflected light from passing through the casing 2 made of a thin wall material.

  The present invention is not limited to the above-described embodiment, and it is obvious that various modifications can be made within the scope of the technical idea.

  The present invention can be used for a lighting device for a temporary toilet.

The perspective view of the illuminating device for temporary toilets which shows embodiment of this invention. The side view of the fixture of a solar cell similarly. The perspective view of a power supply unit similarly.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Temporary toilet 5 Indoor 10 Lighting device for temporary toilets 11 Solar cell 12 Mounting tool 13 Base 14 Movable frame 20 Power supply unit 30 Illuminator

Claims (4)

In the lighting device for the temporary toilet that illuminates the temporary toilet,
A solar cell that generates electricity by light energy;
A fixture for installing this solar cell outside the temporary toilet;
A power supply unit that is provided separately from the solar cell and stores the generated power of the solar cell;
An illumination device for a temporary toilet, comprising: an illuminator that illuminates the interior of the temporary toilet with electric power discharged from the power supply unit. The fixture is a base attached to the outside of the temporary toilet;
A movable frame that rotatably supports the solar cell with respect to the base;
The lighting device for a temporary toilet according to claim 1, wherein the direction of the solar cell can be changed by rotating the movable frame.   The lighting device for a temporary toilet according to claim 1 or 2, wherein the illuminator uses a semiconductor light emitting element as a light source. The power supply unit includes a charging connector that guides a charging current to the power storage element,
The temporary toilet lighting device according to any one of claims 1 to 3, wherein a cable for guiding the generated current of the solar cell is detachably connected to the charging connector.

Images