JP2003272402A - Portable lighting device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a portable lighting device with high practicability attachable/detachable to/from an object attached to human's wear such as a commercially available protective helmet. <P>SOLUTION: This portable lighting device has a compact and lightweight projector 1 for housing an LED light source 2 and a compact and lightweight battery box 3 for housing a rechargeable battery 4 connected by a wiring cord 6 wherein fixtures 7 and 8 attachable/detachable to/from the protective helmet 60 are coupled with the projector 1 and the battery box 3 to attach the entire lighting device to the protective helmet 6. The fixture 7 of the projector 1 is a protective helmet engaging tool 71 utilizing the shape of the rim 61a (brim 61b) of the helmet body 61 of the protective helmet 6 or a fixing band 73 wrapped around the protective helmet 60 for fastening. The fixture 8 of the battery box 3 is one engaged with or attached to the inner/outer face of the helmet body 61. <P>COPYRIGHT: (C)2003,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a portable illuminating device used for nighttime railroad track maintenance work, road construction work, and leisure such as mountain climbing and fishing.

[0002]

2. Description of the Related Art As a protective cap (helmet) used for nighttime track maintenance work, one having an LED light source arranged at a fixed position of a cap body is widely used. Since the LED light source illuminates with low power and high brightness, and is small and lightweight, it is known as a light source for illuminating the surroundings of a person wearing a protective cap, or the presence of a person wearing a protective cap is known to the surroundings. It is effectively used as a visible light source.

[0003]

A protective cap having an LED light source arranged at a fixed position on the cap body has a complicated and special structure because it is necessary to form a mounting hole for mounting the LED light source on the cap body. The manufacturing cost of the cap body increases. Also LED
L is newly added to the cap body of other general protective caps that do not have a light source.
It is difficult to attach the ED light source. In particular, field workers for track maintenance work and road construction are requested to have an LED light source-specific illuminating device that can be attached to the cap body of a general protective cap, but there is still no qualified illuminating device.

The present invention has been made in view of the above demands, and an object of the present invention is to provide a portable lighting device of an LED light source specification which can be properly attached to a human body wearing object such as a protective cap.

[0005]

In order to achieve the above object, the present invention provides a floodlight housing an LED light source and the LED.
In a portable lighting device including a battery box containing a rechargeable battery for lighting a light source and a flexible wiring cord for electrically connecting the floodlight and the battery box, the floodlight can be attached to and detached from a human body or a wearing object of a human body. It is characterized in that a different mounting tool is provided (Claim 1).

Here, the fixture of the floodlight is a mounting band that is fastened to the arm or head of the human body, a hook that is hooked in a pocket of work clothes, a clip that holds a part of the work clothes, or the like. The battery box is a pocket-sized box that is stored in the pocket of the work clothes, and it is desirable that the battery box be provided with the same or different type of fixture as the fixture of the floodlight (claim 2). A power switch is provided on one of the projector and the battery box, and the power switch is manually turned on or off to turn on or off the LED light source of the projector.

According to the present invention, the above-mentioned light projector has a plurality of L's.
A projector main body that supports the ED light sources by aligning the respective projection directions in the same direction, and a cap with a lens that is connected to the projector main body so as to be movable back and forth in the projection direction of the LED light source and adjusts the projection angle from the projector It has a part (Claim 3). In this case, it is desirable to house a light source unit in which a plurality of LED light sources are connected in parallel to a common mounting substrate in the projector main body (claim 4).

A plurality of Ls supported by the projector body of the projector
The ED light sources are of the same type, each of which lights up with low power and high brightness, and projects illumination light through the lens of the lens cap portion. The lens cap has, for example, a structure in which a lens is fitted into a tip opening of a cylindrical cap fitted into the projector main body, and the distance between the LED light source and the lens is changed by moving the cap relative to the projector main body. Adjust the projection angle from the lens. By connecting all of the plurality of LED light sources in parallel, even if one LED light source is turned off due to a failure at the time of lighting, the remaining LED light sources maintain the lighting state. Also,
A light source unit in which all of a plurality of LED light sources are connected in parallel to a common mounting substrate can be separately manufactured and assembled separately from other parts of the projector main body, and the separately manufactured light source unit is incorporated in the projector main body. This simplifies the manufacturing and assembling of the floodlight, and facilitates mass production.

Further, according to the present invention, the above-mentioned light projector and its fixture are connected to each other so as to be able to swing relative to each other (claim 5). The swinging direction of the projector with respect to the fixture is either one of the vertical direction and the horizontal direction, or all the directions of the vertical and horizontal directions.

Further, the present invention is a protective cap engaging device wherein the mounting device for the floodlight is detachably engaged with an edge portion of a protective cap mounted on the head of a human body, and a mounting device for a battery box is provided. The protective cap attachment is detachably attached to the inner surface side or the outer surface side of the protective cap (claim 6). The protective cap here is a general protective cap (helmet) that is commercially available, and the cap body of such a protective cap usually has its edges bent slightly in the winding direction,
Particularly, in the case of the collared cap body, the bent portion at the brim is large, and the protective cap engagement tool is arranged on the light projector so that the light projector can be attached using this bent portion. With this protective cap engagement tool, the projector can be detachably attached to the protective cap and safely attached, and even if the protective cap is a general commercial product, it is easy to attach the portable lighting device of the LED light source specification. In addition, by disposing a protective cap attachment that is detachably fixed to the inner side or the outer side of the protective cap in the battery box, all of the portable lighting device can be attached to the protective cap for convenient handling, In addition, the wiring cord in the lighting device is less likely to cause a trouble in use such as hindering the work of the worker wearing the protective cap.

Further, the present invention is characterized in that the fixture of the floodlight is a mounting band which is wound around a human body or a human body attachment (claim 7). Furthermore, in the battery box,
A band engaging tool that is detachably engaged with the mounting band of the projector is provided (claim 8).

Such a mounting band can be directly wrapped around the head or arm of the human body, or can be wrapped around a body worn article such as clothes, a protective cap, or an exercise cap worn on the human body, or a rubber band. It is a band, and this mounting band is
It can also be wrapped around objects other than the human body and human body attachments.
If the battery box is provided with a band engaging tool so that the battery box can be attached to the attachment band of the floodlight, the entire portable lighting device is put together for convenient handling.

[0013]

DETAILED DESCRIPTION OF THE INVENTION An embodiment of the present invention will be described with reference to FIGS.
This will be described with reference to FIG.

The portable lighting device shown in FIGS. 1 and 2 is constructed by electrically connecting a pocket-sized projector 1 and a battery box 3 with a flexible wiring cord 6. The projector 1 has a projector main body 10 having a plurality of LED light sources 2 built-in, and a lens-equipped cap portion 30 fitted to the projector main body 10, and the fixture 7 is connected to the projector main body 10. Battery box 3
Is a thin box containing a rechargeable battery 4 for lighting a plurality of LED light sources 2 built in the projector 1, and has a power switch 5. The fixture 7 of the projector 1 is for detachably attaching the projector 1 to a human body or a human body attachment (clothes, hat, etc.) not shown, and a specific example will be described later. Further, the battery box 3 is also provided with a fixture 8 as required.

The LED light sources 2 built in the projector 1 are four LEDs of the same type, and are mounted on a common mounting substrate 21 as shown in FIG. 3, for example, to form a single light source unit 20. The mounting substrate 21 is a circular insulating substrate, and four LED light sources 2 are arranged in a state of being bundled in two rows in the vertical and horizontal directions at the central portion of the surface thereof, and the positive and negative terminals 22 fixed to the central portion and the peripheral portion of the rear surface of the mounting substrate 21. , 23 are connected in parallel with four LED light sources 2. When the four LED light sources 2 are turned on, the mounting substrate 2
The light is projected to the right in FIG. 3 which is orthogonal to the surface of 1.

As shown in FIG. 3, the projector main body 10 of the projector 1 is a resin molded product having a base end portion 10a and a cylindrical portion 10b protruding from one surface of the base end portion 10a in the orthogonal direction. An annular terminal plate 11 and a coil-shaped spring terminal 12 are housed therein. The wiring cord 6 connected to the terminal plate 11 and the spring terminal 12 is led out to the outside from the back surface of the base end portion 10a. The threaded portion 13 is formed on the inner circumference of the opening tip of the cylindrical portion 10b.
Is formed, and the cylindrical pressing member 14 made of resin is screwed therein. The presser member 14 includes a cylindrical presser foot 14a and a presser foot 14a.
In a resin molded product having a flange portion 14b projecting from the outer periphery of the tip end portion of a, four LED light sources 2 are inserted into a cylindrical presser 14a, and a screw portion 15 on the outer periphery of the presser 14a is attached to the projector body 10. The screw portion 13 is screwed. Flange part 14
The outer diameter of b is the same as the outer diameter of the cylindrical portion 10b of the projector body 10, and the guide pin 16 is provided on a part of the outer circumference of the flange portion 14b.
Are projected in the radial direction.

In assembling the projector main body 10, the light source unit 20 is put in the cylindrical portion 10b in the state of FIG. 3, each LED light source 2 of the light source unit 20 is housed in the holding member 14, and the holding member 14 is put in the cylindrical portion. Screw on 10b. By this screwing, the pressing member 14 moves the light source unit 20 against the elastic force of the spring terminal 12 to the predetermined position in the cylindrical portion 10b, and the terminals 22 and 23 of the light source unit 20 correspond to the terminal plate 1.
1. Contact the spring terminal 12 electrically and mechanically. Assembling work of the floodlight main body 10 using such a light source unit 20 can be performed easily and quickly because the electric wiring work is simplified.
Moreover, since the light source unit 20 can be independently mass-produced,
The manufacturing cost of the entire floodlight is reduced.

After the pressing member 14 is screwed onto the cylindrical portion 10b of the projector main body 10, a cylindrical lens-equipped cap portion 30 is fitted in the projector main body 10 so as to be movable in the axial direction, as shown in FIG. The cap portion 30 is configured by fixing a lens 32 to a tip opening portion of a resin cylindrical cap 31. The axial movement direction of the cap portion 30 with respect to the projector main body 10 and the LED light source 2 built in the projector main body 10
Of the LED light source 2 projected to the outside through the lens 32 by moving the cap portion 30 relative to the projector main body 10 in the axial direction. Adjusted to.

The inner diameter of the cylindrical cap 31 of the cap portion 30 and the outer diameter of the cylindrical portion 10b of the projector main body 10 are substantially the same, and a spiral guide groove 33 is formed on the inner periphery of the cap 31 from the rear end of the cap to the central portion of the cap. Is formed. The guide pin 16 protruding to the outer periphery of the tip end portion of the projector body 10 is inserted into the guide groove 33. Both ends of the guide groove 33 have stopper shapes without grooves as shown in FIG. With the pin 16 inserted into one end of the guide groove 33, the outer periphery of the cylindrical portion 10b, which is the outer periphery of the projector main body 10, and the holding member 14
The cap portion 30 is fitted onto the outer periphery of the flange portion 14b so as to be slidably rotatable in the circumferential direction. When the cap portion 30 is manually rotated with respect to the projector body 10, the pin 16 slides on the inner wall of the spiral guide groove 33, and the cap portion 30 moves axially back and forth with respect to the projector body 10. Floodlight body 1
When the cap portion 30 is moved forward in the right direction in FIG. 1 with respect to 0, the light projection angle θ is adjusted to be small, and conversely, when it is moved backward in the left direction in FIG. 1, the light projection angle θ is adjusted to be large.

The projection angle θ can be adjusted by referring to FIGS.
A straight guide hole 3 formed in the cap portion 30 shown in FIG.
It is also effective to use 4 or a polygonal guide hole 35. The cap portion 30 shown in FIGS. 6 and 7 has a cylindrical cap 31 having a guide hole 34 formed in a straight line in the axial direction. The guide pin 16 of the projector main body 10 is fitted into the guide hole 34 to move the cap portion 30 back and forth only in the axial direction with respect to the projector main body 10. The guide hole 35 of the cap portion 30 shown in FIG.
35a axially extending from one end of the
A hole 35b that is bent 90 degrees in the circumferential direction from the tip of the hole and a hole 35c that extends in the axial direction from the tip of the hole 35b are formed in a polygonal shape. The guide pins 16 of the projector main body 10 are temporarily stopped at three positions of the front and rear ends of the guide hole 35 and the central hole 35b so that the projection angle θ can be easily adjusted in three steps.

The base end portion 10a of the projector main body 10 is connected to the fixture 7 via the joint member 40. The joint member 40 shown in FIGS. 1 and 2 has one connecting screw 41 for connecting the light projector 1 to the fixture 7 so as to swing in the vertical direction in FIG. The fitting portion of the projector main body 10 and the joint member 40 is fastened with the connecting screw 41 and the nut 42 so that the projector 1 pivots up and down with respect to the fixture 7 with the connecting screw 41 as a fulcrum.

The tip of the wiring cord 6 led out from the back surface of the projector main body 10 is connected to the battery box 3. The rechargeable battery 4 housed in the battery box 3 is, for example, a AAA nickel-metal hydride battery 1.2V.
Books are accommodated in parallel in a battery box 3 made of resin, and three batteries 4 are connected in series in the battery box 3. The battery box 3 includes a box body 3a having a rectangular box shape and a lid 3b that closes an opening of the box body 3a, and a power switch 5 and a wiring cord connector component 51 are fixed to one side wall of the box body 3a. The connector component 52 at the tip of the wiring cord 6 is removably fitted into the connector component 51. When the power switch 5 is manually turned on, four LEDs are generated at a total voltage of 3.6V by the three batteries 4 connected in series.
The light source 2 is turned on.

An example of actual use of the above portable lighting device is as follows.
This is shown in FIGS. 9 and 10A and 10B. The portable lighting device of the same figure is attached to a protective cap 60. The protective cap 60 is ABS
With the structure in which the shock absorbing means 62 is installed inside the cap body 61 made of resin or the like, the floodlight 1 and the battery box 3 of the portable lighting device are detachably attached to the edge portion 61a of the cap body 61. The floodlight 1 of the portable lighting device is provided with a dedicated fixture 7 corresponding to the cap body 61, and the battery box 3 is also provided with a dedicated fixture 8 corresponding to the cap body 61. The edge 61a of the cap body 61 is a unique portion slightly bent in the upward winding direction,
The fixtures 7 and 8 for the floodlight 1 and the battery box 3 are designed by utilizing this bent portion.

The fixture 7 of the projector 1 is shown in FIGS. 9 and 10.
It is composed of a protective cap engaging tool 71 and a tightening screw 72 as shown in FIG. The protective cap engagement tool 71 is a clip-shaped resin or metal elastic plate, and the upper end is fixed to the lower surface of the joint 40 of the projector 1 by screwing or the like. The clip-type protective cap engaging tool 71 is provided from the tip of the brim portion 61b of the cap body 61 to the brim portion 6.
While being frictionally engaged with the front and back surfaces of 1b, they are press-fitted in a one-touch manner to hold the projector 1 above the flange portion 61b. Further, after the protective cap engagement tool 71 is press-fitted into the collar portion 61b,
The protective cap engaging member 71 is fastened to the collar portion 61b with a tightening screw 72 screwed to a part of the protective cap engaging member 71, and the protective cap engaging member 71 is fixed to the cap body 61 in a stable posture. To do.

The fixture 8 of the battery box 3 is shown in FIG.
As shown in (A), the battery box 3 is provided on the inner surface side of the cap body 61.
The clip-type protective cap attachment 81 is press-fitted into the edge portion 61a of the cap body 61 from below, for example. The protective cap attachment 81 is an elastic plate made of resin or metal, and the upper end is fixed to the battery box 3 with screws or the like. The clip portion of the protective cap attachment 81 is press-fitted into the edge portion 61a of the cap body 61 from below, and the battery box 3
Is installed in the gap between the inner surface of the cap body 61 and the shock absorbing means 62. Although the shock absorbing means 62 shown in FIG. 10A is the hammock 63 and the head belt 64, it may be a shock absorbing liner of styrofoam or the like. Hat 61
The battery box 3 is installed so that the power switch 5 faces downward so that the manual operation of the power switch 5 is easy.

Further, the wiring cord 6 between the projector 1 attached to the flange portion 61b on the front side of the cap body 61 and the battery box 3 attached to the edge portion 61a on the side surface of the cap body 61 is extended from the protective cap 60. The overall length is set to be short so that it does not hang down, or the extra length of the wiring cord 6 is housed inside the protective cap 60. When a worker wears a protective cap 60 equipped with such a portable lighting device on his head for nighttime work, when the power switch 5 is turned on with one hand, the projector 1 emits light to illuminate the front of the worker. To do. When adjusting the light projecting direction and the light projecting angle, the operator may swing the projector 1 up and down by hand or move the cap portion 30 in the axial direction. Such adjustment work can be performed easily and quickly without the need for tools. Further, the wiring cord 6 does not hang down for a long time from the protective cap 60, and the wiring cord 6 does not disturb the work of the worker. Furthermore, if the worker's protective cap 60 is taken off during the break, the portable lighting device is also removed, which makes it convenient to handle the lighting device. It is also convenient and easy to remove the lighting device from the protective cap with the lighting device and attach it to another protective cap.

The battery box 3 may be attached to the protective cap 60 not only on the inner surface side of the cap body 61 but also on the outer surface side of the cap body 61. Further, the fixture 7 of the floodlight 1 and the fixture 8 of the battery box 3 are shown in FIGS.
The example is not limited to the above example, and may be the same as the fixture 82 of the battery box 3 shown in FIG. 11, for example. The mounting tool 82 of FIG. 11 is composed of a sponge elastic sheet 83 adhered to the battery box 3 and a double-sided adhesive tape 84 adhered on the elastic sheet 83. The double-sided adhesive tape 84 is attached to an arbitrary position on the inner surface of the cap body 61. The battery box 3 is attached and attached to the inside of the cap body 61. The elastic sheet 83 elastically deforms according to the curved surface of the inner surface of the cap body 61, and stabilizes the attachment strength of the battery box 3.

When the floodlight 1 is attached to the protective cap 60, the battery box 3 may be stored in the pocket of the clothes of the worker who wears the protective cap 60. Battery box 3
Even if the attachment 8 of the above has the above-mentioned structure, it is easy to put it in the pocket of the work clothes because the attachment 8 is small.
Further, the attachment 8 may be shaped so as to be hooked on the cloth edge of the clothes pocket or the band of work pants.

Next, a portable lighting device according to the embodiment shown in FIG. 12 will be described. 12, the fixture 7 of the floodlight 1 is the attachment band 73, and the fixture 8 of the battery box 3 is
Is a band engaging tool 85. The mounting band 73 is shown in FIG.
It is connected to the projector 1 via a joint member 43 as shown in (A), (B) and (C). The front surface side of the joint member 43 is connected to the floodlight main body 10 by a connecting screw 41 and a nut 42 so as to be vertically swingable and rotatable, and both ends of the joint member 43 are connected to the ends of the mounting band 73. A slip stopper 44 made of sponge or a rubber plate is fixed to the back surface of the joint member 43. Mounting band 7
Reference numeral 3 denotes a non-stretchable band in which a band length adjusting buckle 74 is partially inserted, and the band engaging tool 85 of the battery box 3 is hooked to the mounting band 73. The mounting band 73 may be a rubber band as a whole or an elastic band in which a part thereof is made of rubber.

The mounting band 73 shown in FIG. 12 can be mounted by tightening it on the outer surface of the cap body 61 of the protective cap 60 shown in FIG. In this case, it is desirable to fix a slip stopper not only on the back surface of the joint member 43 but also on the back surface of the mounting band 73 so that the mounting band 73 can be safely mounted on the cap body 61 without slipping. Further, the attachment band 73 can be attached directly to the arm or head of the worker or wound around work clothes. When the mounting band 73 is wrapped around the left arm of the worker and the floodlight 1 is installed on the left arm, the battery box 3 is hooked on the mounting band 73 on the left arm or put in the chest pocket of the work clothes so that the portable lighting device works. Do not disturb

The present invention is not limited to a portable lighting device worn by a worker who works on a railway track maintenance work or a road construction work site, but is also a portable lighting device worn by a climber when he climbs down at night. Type illumination device, a portable illumination device to be attached to a hat or fishing equipment when a fisherman fishes at night, and the like.

[0032]

According to the present invention, the projector for accommodating the LED light source can be made compact and lightweight, and the battery box for accommodating the rechargeable battery for lighting the LED light source can also be made compact and lightweight, so that it can be easily attached to a protective cap or the like. It is possible to provide a portable lighting device having excellent practical value. In particular, if the lighting device of the present invention is attached to a protective cap worn by field workers for track maintenance work or road construction, it is easy to prevent the wiring cord from interfering with the work, and a protective cap suitable for the work site can be used. A portable lighting device can be provided. Furthermore, by attaching a floodlight or a battery box to the protective cap through a dedicated mounting tool, you can use general commercial products as the protective cap as it is.
It is convenient to remove from the protective cap and attach it to other protective caps.

Further, the illuminating device using the mounting band for the fixture of the floodlight can be easily mounted on the human body or on an arbitrary portion of the human body wearing object, and is convenient and versatile. effective.

[Brief description of drawings]

FIG. 1 is a side view including a partial cross section of a portable lighting device according to an embodiment of the present invention.

FIG. 2 is a front view including a part of the illumination device of FIG.

3 is an exploded side view including a partial cross section of a floodlight in the lighting device of FIG. 1. FIG.

FIG. 4 is a perspective view of the lighting device of FIG. 1 when a light projector is assembled.

5 is a partially enlarged cross-sectional view of a cap portion in the floodlight of FIG.

FIG. 6 is a perspective view for explaining a partially modified example of the light projector in the lighting device of FIG.

FIG. 7 is a plan view of a cap portion of the floodlight of FIG.

FIG. 8 is a plan view showing another example of the shape of the cap portion in the floodlight of FIG.

FIG. 9 is a perspective view showing an embodiment of a portable lighting device of the present invention mounted on a protective cap.

10 (A) is an enlarged cross-sectional view of a battery box mounting portion of the protective cap of FIG. 9. FIG. 10B is an enlarged cross-sectional view of a portion of the protective cap of FIG. 9 to which the floodlight is attached.

FIG. 11 is a cross-sectional view showing another structure of the battery box mounting portion of the protective cap.

FIG. 12 is a perspective view showing an embodiment of a portable lighting device of the present invention in which a mounting band is connected to a light projector.

FIG. 13 (A) is a partially enlarged side view of the lighting device of FIG. 12. FIG. 12B is a partially enlarged plan view of the lighting device shown in FIG. FIG. 12C is a partially enlarged front view of the lighting device in FIG. 12.

[Explanation of symbols]

1 Floodlight 2 LED light source 3 battery box 3a box body 3b lid 4 rechargeable batteries 5 power switch 6 wiring code 7 fittings 71 Protective cap engagement tool 72 Tightening screw 73 mounting band 74 buckle 8 fittings 81 Protective cap attachment 82 Protective cap attachment 83 Elastic sheet 84 Double-sided adhesive tape 85 Band engagement tool 10 Floodlight body 20 light source unit 21 Mounting board 30 Cap 31 cap 32 lenses 33 Guide groove θ Projection angle 40 Joint member 41 Connection screw 42 nuts 51 Connector parts 52 Connector parts 60 protective cap 61 Hat body 61a edge 61b collar part 62 shock absorbing means

Claims (8)

[Claims] 1. A light projector for housing an LED light source, and the L
A portable lighting device comprising a battery box containing a rechargeable battery for lighting an ED light source, and a flexible wiring cord for electrically connecting the floodlight and the battery box, wherein the floodlight has a human body or a human body wearing object. A portable lighting device, in which a detachable mounting tool is provided on the. 2. The portable lighting device according to claim 1, wherein the battery box is provided with a mounting tool that can be attached to and detached from a human body or a human body wearing article. 3. A light projector main body for supporting a plurality of LED light sources with the respective light emitting directions aligned in the same direction, and a light projector main body connected to the light projector main body so as to be movable back and forth in the light emitting direction of the LED light source. 3. The portable lighting device according to claim 1, further comprising a lens-equipped cap portion that adjusts the projection angle of the light. 4. The portable lighting device according to claim 3, wherein a light source unit in which a plurality of LED light sources are connected in parallel to a common mounting substrate is housed in the projector main body. 5. The portable lighting device according to claim 1, wherein the projector and the fixture for the projector are connected so as to be able to swing relative to each other. 6. The fixture of the floodlight is a protective cap engaging device that is detachably engaged with the edge of the protective cap, and the fixture of the battery box is removable on the inner surface side or the outer surface side of the protective cap. The portable lighting device according to any one of claims 2 to 5, which is a protective cap attachment that is attached to. 7. The portable lighting device according to claim 1, wherein the fixture of the floodlight is a mounting band that is wrapped around a human body or a human body wearing article. 8. The battery box is provided with a band engaging member that is detachably engaged with a mounting band of the floodlight.
The portable lighting device described.