JP5729831B2 - Portable lighting fixture - Google Patents

Description

  The present invention relates to a portable luminaire used in a place where work must be performed with both hands, such as a construction site.

  As this type of portable lighting fixture, there are a type attached to a helmet, a portable lighting fixture described in Design Registration No. 1322233 (Patent Document 1), and the like.

Design Registration No. 1322233

However, there is a restriction that the face attached to the helmet must be directed to the place to be illuminated.
Moreover, in the thing of the design registration No. 1322233 gazette, in order to make it a waterproof type, since the whole housing | casing must be waterproofed, it tends to produce a problem in terms of weight. This weight problem is a major problem especially in the case of hand-held lighting fixtures.

  The present invention has been made in view of the above circumstances, and it is an object of the present invention to provide a portable lighting device that does not require a face to be illuminated and can be reduced in weight even when waterproof. .

  A portable luminaire according to the present invention includes a substantially bowl-shaped light source unit in which an LED light source is incorporated, a power source unit that supplies power to the light source unit, and a base unit to which the light source unit and the power source unit are attached. The lighting device main body and a waterproof case portion for housing the lighting device main body are provided, and the case portion is at least a translucent portion corresponding to the light emitting surface of the light source portion of the stored lighting fixture main body. And a strap portion that can be lowered from the shoulder of the operator.

Since the portable illuminating device according to the present invention is not a type attached to a helmet, it is not necessary to turn the face to a portion to be illuminated.
In addition, since the case portion is provided with waterproofness, it is not necessary to ensure the waterproofness of the luminaire main body, so that the overall weight can be reduced.

It is a schematic perspective view of the lighting fixture main body which comprises the portable lighting fixture which concerns on embodiment of this invention. It is a schematic perspective view of the case part which comprises the portable lighting fixture which concerns on embodiment of this invention. It is a schematic perspective view of the light source part of the lighting fixture main body which comprises the portable lighting fixture which concerns on embodiment of this invention. It is a schematic perspective view of the base part of the lighting fixture main body which comprises the portable lighting fixture which concerns on embodiment of this invention. It is a schematic sectional drawing of the case part which comprises the portable lighting fixture which concerns on embodiment of this invention. It is a schematic explanatory drawing which shows the usage example of the portable illuminating device which concerns on embodiment of this invention. It is a schematic sectional drawing of the other case part which comprises the portable lighting fixture which concerns on embodiment of this invention.

  A portable lighting fixture according to an embodiment of the present invention includes a substantially bowl-shaped light source unit 110 including an LED light source, a rechargeable power source unit 120 that supplies power to the light source unit 110, and the light source unit 110. And a lighting fixture body 100 having a base portion 130 to which the power supply portion 120 is attached, and a waterproof case portion 200 that houses the lighting fixture body 100, and the case portion 200 is at least housed. The light fixture main body 100 has a light transmitting portion 240 at a location corresponding to the light emitting surface of the light source portion 110 and a strap portion 260 that can be lowered from the shoulder of the operator.

As shown in FIGS. 1 and 4, a standard DIN rail made of aluminum having a width of 35 mm is used for the base portion 130.
The base unit 130 is set to be larger than the sum of the lengths of the light source unit 110 and the power source unit 120, which will be described later, and can be grasped by hand even when the light source unit 110 and the power source unit 120 are attached. It is designed to leave as much length as possible. This surplus portion is used as the grip portion 131. Note that a grip cover 132 made of rubber or synthetic resin is attached to the grip portion 131 so as to be comfortable.
Since the base portion 130 is a DIN rail, both sides along the longitudinal direction are formed so as to be raised, and the light source portion 110 and the like are attached to the raised portion by using the snap-removable claw portion 111A. It is supposed to be.

The light source unit 110 includes a substrate unit (not shown), a main body unit 111 to which the substrate unit is attached, and a cover unit 112 that is attached to the main body unit 111 so as to cover the substrate unit and serves as a light emitting surface. doing.
A large number of high-luminance LED elements are mounted on the substrate portion, and a circuit for driving the LED elements is mounted.
The main body 111 is made of an aluminum material in order to ensure heat dissipation, and a total of four claw portions 111A to be attached to a base portion 112 described later are formed at four corners.
Further, the cover portion 112 is formed by bending a translucent material in a substantially bowl shape. Light from the LED element is projected to the outside through the cover portion 112.

The power supply unit 120 has a substantially rectangular parallelepiped shape, and a push switch 121 for on / off is provided on the surface side. The power supply unit 120 is a lithium ion type secondary battery. The power supply unit 120 is also attached to the base unit 130 by a claw unit 125 that holds the power supply unit 120.
The light source unit 110 is provided with a power supply line 113 so that it can be connected to the power source unit 120. The power supply line 113 is provided with a connector 113 </ b> A corresponding to the power supply unit 120.

On the other hand, the case part 200 for housing the luminaire main body 100 formed by attaching the light source part 110 and the power source part 120 to the base part 130 is formed in an elongated cylindrical shape as shown in FIGS. Yes.
The case portion 200 includes a rectangular plate member 210 having a certain degree of rigidity, a lower cylindrical portion 220 made of a waterproof cloth attached to the lower end portion of the plate member 210, and an upper side of the plate member 210. An upper cylindrical portion 230 having both ends attached to the end portion thereof, and a translucent portion 240 made of a transparent film material attached to the plate member 210 between the lower cylindrical portion 220 and the upper cylindrical portion 230; The lid member 250 is attached to the upper end of the plate member 210 and closes the upper tube portion 230.
The lower cylinder part 220 and the translucent part 240 and the upper cylinder part 230 and the translucent part 240 are also connected. Therefore, when the lid 250 is closed, the inside of the case portion 200 is blocked from the outside as the internal space 270.

The waterproof cloth is made of a flexible material. In addition, the waterproofing process is performed to the sewing location of each part. In addition, the film material used as the translucent part 240 is attached to a position where the cover part 112 of the light source part 110 of the luminaire main body 100 faces when the luminaire main body 100 is accommodated in the internal space 270.
The lid 250 is provided with a waterproof obturator so that the inner space 270 becomes a waterproof space in the closed state.

  Further, the case portion 200 has a belt-like strap portion 260 that passes through two loop portions 211 formed on the back surface side of the plate member 210 of the case portion 200. A D-shaped D-ring 261 that is hooked on a hook portion 212 provided at the upper end of the plate member 210 of the case portion 200 is attached to the strap portion 230. The strap portion 260 is fixed by hooking the D ring 261 on the hook portion 212.

Note that the length of the strap portion 260 is adjustable, and the strap portion 260 is used by changing the length according to the physique of the user.
In addition, 262 in the drawing is a connector that can easily separate the strap portion 260. If the case part 200 is caught in something and the body's freedom is lost while the case part 200 is fixed to the body with the strap part 260, the freedom of the body can be reduced by removing the connector 262. regain.

As shown in FIG. 6, the portable lighting device configured as described above is used by hanging from the shoulder so as to be inclined toward the front side of the user's body using the strap portion 260. In this state, it is not necessary to support the portable lighting device with both hands, so that both free hands can be used freely.
In addition, since the case part 200 has the plate material 210, when the plate material 210 is brought into contact with the body, the translucent part 240 of the case part 200 always goes outward. And since the base part 130 of the lighting fixture main body 100 is contacting the board | plate material 210, the base part 130 rotates in the inside of the case part 200, and the cover part 112 used as a light emission surface is made from the film material of the case part 200. There is no deviation from the translucent part 240. That is, with this portable luminaire, light can always be reliably emitted to the outside.

  The light source unit 110 is turned on / off by pressing a push switch 121 provided in the power source unit 120 from the outside of the case unit 200 through the lower cylinder unit 220.

  When the luminaire main body 100 of this portable luminaire is taken out from the case portion 200, it can be used as a luminaire that is gripped by hand.

  If a plate-like magnet is attached to the back side of the base part 130, that is, the side where the light source part 110 or the like is not attached, the luminaire main body 100 taken out from the case part 200 is attached to a magnetic body present in the work environment. Can also be used.

  Further, if a plate having a screw hole corresponding to a screw of a tripod head is attached to the back side of the base portion 130, that is, the side where the light source portion 110 or the like is not attached, the plate is taken out from the case portion 200. The luminaire main body 100 can be used by attaching it to a tripod. In this case, it is very convenient because the irradiation direction can be freely changed by changing the direction of the tripod.

In the above-described embodiment, it has been described that the light source unit 110 and the power source unit 120 are directly connected by the feeder line 113. However, a push switch type luminance adjustment switch is provided between the light source unit 110 and the power source unit 120. Is also possible. This brightness adjustment switch is also attached to the base portion 130. Each time the push switch is pressed, the luminance of the light source unit 110 changes from high luminance to low luminance. When the luminance adjustment switch is further pressed in the state where the minimum luminance is reached, the luminance is restored to the maximum luminance.
The operation of the brightness adjustment switch is performed by pressing from the outside of the case part 200 via the lower cylinder part 220, similarly to the push switch 121 of the power supply part 120.

A point reduction switch incorporating a point reduction circuit that repeats on / off at regular intervals may be provided. If the light emitting unit 110 performs a point-reducing operation that repeatedly turns on and off, the portable lighting fixture can be effectively used for traffic control and guidance work at a construction site or the like.
Of course, both the point reduction switch and the luminance adjustment switch can be provided.

Further, in addition to the internal space 270 for storing the lighting fixture main body 100, the case portion 200 may be provided with a pocket portion 280 for storing a spare replacement power supply unit 120 (see FIG. 7). If such a pocket part 280 is provided, it becomes possible to use a portable lighting fixture for a long time.
As with the internal space 270, the pocket portion 280 is also provided with a lid 281 made of a waterproof cloth. When the lid 281 is closed, the interior of the pocket portion 280 becomes a waterproof space. A waterproof obturator is provided.
In FIG. 7, the pocket portion 280 is provided separately from the internal space 270 on the side opposite to the lid body 250 that opens and closes the internal space 270, but is provided inside the internal space 270. It is also possible.

  Moreover, it is possible to connect the two base portions 130 to face each other and to form a lighting fixture main body in which the light source portions 110 are attached to the respective base portions 130. With such a luminaire main body, light can be emitted in the 360 ° direction, that is, in the entire circumferential direction with the two base portions 130 as the center.

  In the above description, the power supply unit 120 is rechargeable, but it may be of a type that stores dry batteries that cannot be charged.

DESCRIPTION OF SYMBOLS 100 Lighting fixture main body 110 Light source part 112 Cover part 120 Power supply part 130 Base part 200 Case part 240 Translucent part 260 Strap part

Claims (6)

  A luminaire main body having a substantially bowl-shaped light source section with a built-in LED light source, a power supply section for supplying power to the light source section, and a base section to which the light source section and the power supply section are attached, and the luminaire main body A case part having waterproofness to be housed, and the case part has a translucent part at a position corresponding to the light emitting surface of the light source part of the housed lighting fixture main body, and the operator from the shoulder. A portable luminaire having a strap portion that can be lowered.   The portable lighting device according to claim 1, wherein the base portion is a DIN rail.   The portable lighting device according to claim 1, wherein the power supply unit is rechargeable.   The portable luminaire according to claim 1, 2, or 3, wherein a switch part for operating the light source part is attached to the base part.   The portable lighting device according to claim 1, 2, 3, or 4, wherein the case part is made of a material having flexibility that allows a switch part for operating the light source part to be operated from the outside.   The portable lighting device according to claim 1, 2, 3, 4, or 5, wherein the case portion is provided with a pocket portion for storing a power supply portion for replacement.

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