JP2013089414A - Portable lighting device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a portable lighting device capable of making use of an LED lamp for a commercial power supply, the device having superior portability and high illumination performance.SOLUTION: The lighting device includes an LED lamp section 1 for a commercial power supply, a battery, a DC-AC inverter, and a main power supply switch 4. The whole components used in the lighting device are arranged inside and outside of one portable case 6. The LED lamp section 1 for a commercial power supply is formed of one or a plurality of LED lamps designed on the assumption that it is used as a commercial power supply. The battery supplies DC voltage by a primary battery or by a secondary battery which can accumulate electricity with electric charging. The DC-AC inverter can convert DC voltage supplied from the battery into AC voltage which can be utilized by the LED lamp section 1 for a commercial power supply. The main power supply switch 4 can turn on/off the supply of DC voltage from the battery to the DC-AC inverter.

Description

  The present invention relates to a portable lighting device that converts a DC voltage output from a battery into an AC voltage that can be used by a commercial power LED lamp, and uses the commercial power LED lamp as illumination light.

In recent years, lighting fixtures using LEDs (issuing diodes) have been developed because of power saving, and light bulb type LED lamps that can be connected to commercial power sources are known.
Bulb-type LED lamps have already been sold by several manufacturers, and there is one that is sufficient for indoor lighting use with a single lighting brightness, excellent light diffusibility and color rendering, and further performance such as light conversion efficiency in the future Improvement and spread are expected.

  Furthermore, the performance of both the primary battery and the secondary battery is improved, and the dry battery type secondary battery can be repeatedly charged and discharged 1500 times or more, and maintains 75% of the initial capacity even after 3 years of charge. Some exist, and the economy and preservation are high.

JP 2006-296109 A Utility model registration No. 31699919

  When working at night in places where there is no commercial power supply, a portable lighting device such as a flashlight or lantern is used, but this is inconvenient when the brightness is insufficient or the illumination range is spotted and the work is performed widely. It is.

  On the other hand, the combination of a small household power supply device (see Patent Document 1) and a commercial power supply LED standlight, etc. can provide a wide and bright illumination, but the equipment is large, and is not suitable for a scene using a flashlight or a lantern. .

  The present invention uses a commercial power supply LED lamp for lighting, a battery as a lighting power supply, and a DC-AC inverter that converts a DC voltage output from the battery into an AC voltage that can be used by the commercial power supply LED lamp. Provided is a portable illuminating device which is arranged inside and outside of a single housing and is capable of irradiating illumination light with a commercial power supply LED lamp even when being carried.

  ADVANTAGE OF THE INVENTION According to this invention, the portable illuminating device which was equipped with the high illumination performance of the LED lamp for commercial power supplies and which can be used portable can be provided.

It is a figure which shows the external appearance structure of the portable illuminating device which concerns on the 1st Embodiment of this invention. It is a figure which shows the conceptual structural example of the portable illuminating device which concerns on the 1st Embodiment of this invention. It is a figure which shows the external appearance structure of the portable illuminating device which concerns on the 2nd Embodiment of this invention. It is a figure which shows the conceptual structural example of the portable illuminating device which concerns on the 2nd Embodiment of this invention.

Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.
FIG. 1 is a diagram illustrating an external configuration of the portable illumination device according to the first embodiment. FIG. 2 is a block diagram showing the configuration of the portable illumination device as the first embodiment. This portable lighting device includes a commercial power LED lamp section 1, a battery section 2, a DC-AC inverter section 3, a main power switch 4, a lighting cover 5, and a casing 6 that brings them together.

The LED lamp unit 1 for commercial power supply irradiates illumination light with an AC voltage supplied from the DC-AC inverter unit 3 and is connected by a B-type or E-type base defined in JIS C7709-1. A person can select an appropriate commercial power supply LED lamp as required. However, considering the danger of handling the commercial power supply voltage and the long-term maintenance-free characteristics of the LED lamp, this embodiment has a structure that makes it impossible to use and replace the dedicated commercial power supply LED lamp and the dedicated connection socket. Also good.
In addition, when the commercial power supply LED lamp unit 1 becomes high temperature due to light emission, a structure of radiating heat through the housing 6 or using a cooling device may be adopted.

The battery unit 2 uses a generally known battery (primary battery) and rechargeable battery (secondary battery). The primary battery refers to, for example, a manganese battery, an alkaline manganese battery, an oxyride battery, a nickel battery, a mercury battery, a lithium battery, and the like. Point to.
In this embodiment, the various types of batteries described above are selected according to the purpose of use.
The battery used in the battery unit 2 uses a plurality of primary batteries and secondary batteries in the form of dry batteries defined by JIS C8500. However, if necessary, the battery may be configured in a dedicated form for this embodiment. .
When the battery unit 2 uses a secondary battery, a charging connector may be prepared in the housing 6 as necessary, and a structure that can be charged without replacing the battery may be employed.
The battery unit 2 may be housed in the housing 6 or detachable from the housing 6, and may be provided with a fuse or the like for preventing an accident when the electrode is short-circuited, if necessary.

The DC-AC inverter unit 3 is housed in a housing 6 and converts a DC voltage supplied from the battery unit 2 into an AC voltage that can be used by the commercial power LED lamp unit 1 when the main power switch 4 is turned on. To do.
If necessary, a circuit that protects the DC-AC inverter unit 3 from a load exceeding the rated output, a circuit that adjusts the illumination brightness of the commercial power supply LED lamp unit 1, and the like may be included.
In addition, when it becomes high temperature when the DC-AC inverter part 3 operate | moves, you may employ | adopt the structure which radiates heat using the housing 6 or the cooling device.

The illumination cover 5 has a function of transmitting the illumination light from the commercial power LED lamp unit 1 and protecting the illumination power LED lamp unit 1 from external impact, rain, dust, etc., and is made of glass or resin. It is formed. However, if protection only by impact is sufficient, a net-like structure made of metal or resin may be adopted. Moreover, you may enable it to use in the state which removed the cover 5 for illumination as needed.
The shape of the illumination cover 5 is a hemispherical shape that does not block a wide range of irradiation of the commercial power supply LED lamp unit 1, but is not limited to this, and may be, for example, a planar shape.

The casing 6 is made of metal, resin, or the like, and is lightweight and has excellent durability. The shape of the housing 6 is not limited to the shape of a flashlight, and may be a shape such as a lantern.
In addition, if necessary, a hook for hanging from the ceiling or a magnet that can be attached to and detached from the metal plate may be provided. Can be irradiated.

  The combination of the present embodiment is designed so that, for example, continuous lighting for about 2 hours is possible when 10 power consumption LED lamps with power consumption of 6 W and 10 AA secondary batteries are used. . Furthermore, what is necessary is just to select the power consumption of the LED lamp for commercial power supplies, and the battery capacity of a battery according to a use application.

  As described above, the portable illumination device of the present invention can provide a portable illumination that is bright and excellent in diffusibility by enabling the use of a commercial power supply LED lamp as a light source. In addition, if the manufacturer or user selects a commercial power supply LED lamp and battery as necessary, it can be used in a wide range of applications such as emergency lighting during a power outage or night work.

Next, a second embodiment will be described.
In the present embodiment, when a lighting application is temporarily changed, a commercial power source lighting device suitable for the application is connected, and an external commercial power source lighting device and a commercial power source LED lamp unit 1 are connected as necessary. At the same time, it is a portable lighting device capable of selectively lighting only an external commercial power source lighting device.

FIG. 3 is a diagram illustrating an external configuration of the portable illumination device according to the second embodiment. FIG. 4 is a block diagram illustrating a configuration of a portable illumination device according to the second embodiment.
This portable lighting device includes a commercial power supply LED lamp section 1, a battery section 2, a DC-AC inverter section 3, a main power switch 4, a lighting cover 5, a main body LED lighting switch 7 and an external power supply connector 8, one of them. It is comprised with the housing 6 put together.
In the present embodiment, the commercial power LED lamp unit 1, the battery unit 2, the DC-AC inverter unit 3, the main power switch 4, the illumination cover 5, and the casing 6 that brings them together into the first case described above. The same reference numerals are given, and detailed description thereof is omitted.

    The external power supply connector 8 outputs an AC voltage that can be used by an external commercial power source lighting device supplied from the DC-AC inverter unit 3. The shape is assumed to be a general 100V outlet for home use (JIS C8303 2-pole outlet 15A 125V), but may be a connector considering waterproofness and prevention of falling off as necessary.

    The main body LED illumination switch 7 turns on / off only the supply of the AC voltage output from the DC-AC inverter unit 3 to the commercial power LED lamp unit 1. In the state where the main power switch 7 is turned on and the DC-AC inverter unit 3 is energized, the main unit LED illumination switch 7 is turned off, so that an AC voltage is supplied only from the external power supply connector 8 and is used for an external commercial power source. Only the lighting device can be selectively turned on.

    With the above configuration, in addition to the effects of the first embodiment described above, an external power supply connector 8 provided with an external illumination device in the housing 6 when only temporary illumination or only desired illumination is required. By connecting to, it is possible to respond flexibly.

    In this embodiment, an example in which a lighting device is connected to the external power supply connector 8 is described. However, the present invention is not limited to the lighting device, and a commercial power source is used within the output rating of the DC-AC inverter unit 3. The present invention can also be applied to charging of general home appliances such as radios and mobile phones.

DESCRIPTION OF SYMBOLS 1 LED lamp part for commercial power supplies 2 Battery part 3 DC-AC inverter part 4 Main power switch 5 Cover for illumination 6 Housing 7 Body LED illumination switch 8 External power supply connector

Claims (2)

The commercial power LED lamp unit 1 for irradiating illumination light, the battery unit 2 for supplying the illumination power source, and the AC voltage that the commercial power LED lamp unit 1 can use the DC voltage supplied by the battery unit 2 A portable illuminating device characterized in that a DC-AC inverter unit 3 that converts voltage into voltage is arranged inside and outside of a single housing 6 so that illumination light can be irradiated even when carried around.
An external power supply connector 8 for branching and outputting the AC voltage output from the DC-AC inverter unit 3 and a main body LED illumination switch 7 for controlling power supply only to the commercial power LED lamp unit 1 are prepared in the housing 6. The portable illumination device according to claim 1, further comprising a function of selectively turning on an external illumination device at the same time or only an external illumination device as necessary.

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