JP6618326B2 - Lighting equipment - Google Patents

Description

  The present invention relates to an illuminating device that is mounted using a mounting portion of a lamp holder that holds a circular lamp.

  For example, a lighting device using a circular fluorescent lamp is used as a lighting device for a room such as a building or a house or in an elevator car. In the case of a circular fluorescent lamp, it is held by a lamp holder provided in the lamp body (see, for example, Patent Document 1). Patent Document 1 discloses that three lamp holders are provided in the circumferential direction of the circular fluorescent lamp, and the lower side of each of the circular fluorescent lamps is locked to prevent dropping.

JP-A 64-27909

  By the way, in recent years, an illuminating device using a light emitting element such as a light emitting diode instead of the above-described circular fluorescent lamp as an illuminating device has become widespread. When a lighting device using a circular fluorescent lamp is replaced with a lighting device using a light emitting element, it is necessary to provide a new lighting device, which increases costs. For example, in the case of an illuminating device used for an elevator, when replacing the light source from a fluorescent lamp to an illuminating device using a light emitting element, for example, to replace the elevator car or install an attachment mechanism for attaching a new illuminating device. A large-scale renovation such as remodeling is required.

  The present invention has been made to solve the above-described problems, and is an illumination device that can replace a circular fluorescent lamp with a light source using a light emitting element without requiring large-scale renovation at low cost. The purpose is to provide.

An illuminating device of the present invention is an illuminating device attached to a lamp holder attaching portion for a circular lamp, and includes a light source having a light emitting element that emits light, a power supply device that supplies power to the light source, and a light source on one side. A mounting plate having a mounting portion to be mounted and having a receiving portion for storing the power supply device on the other surface side, and a fastener for fixing the mounting plate so as to sandwich the power supply device and fastening to the lamp holder mounting portion The mounting plate has a base portion having an insertion hole into which the mounting plate is inserted , and the mounting plate extends from the mounting portion toward the base side and has opposite leg portions that form a receiving portion with the base, and on the side surface side. It has an opening that face each other, Ru Monodea. An illuminating device of the present invention is an illuminating device attached to a lamp holder attaching portion for a circular lamp, and includes a light source having a light emitting element that emits light, a power supply device that supplies power to the light source, and a light source on one side. A mounting plate having a mounting portion to be mounted and having a receiving portion for storing the power supply device on the other surface side, and a fastener for fixing the mounting plate so as to sandwich the power supply device and fastening to the lamp holder mounting portion A power supply device including a circuit board that supplies power to the light source, a power supply case that houses the circuit board and has a through hole at the bottom, and a through hole from the outside of the power supply case And a clip that holds the circuit board inside the power supply case, and the base has a through hole at a position where the clip is positioned.

  According to the illuminating device of the present invention, a lamp holder mounting portion to which a conventional lamp holder for mounting a circular lamp is mounted is diverted from a circular fluorescent lamp without requiring a large-scale renovation at low cost. The light source can be replaced with a light source.

It is a perspective view which shows an example of the illuminating device which concerns on embodiment of this invention. It is a disassembled perspective view of the illuminating device of FIG. It is the front view which shows 6 surfaces of the illuminating device of FIG. 1, a rear view, a right view, a left view, a top view, and a bottom view.

  Hereinafter, embodiments of the illumination device of the present invention will be described with reference to the drawings. 1 is a perspective view showing an example of a lighting device according to an embodiment of the present invention, FIG. 2 is an exploded perspective view of the lighting device of FIG. 1, and FIG. 3 is a front view showing the six faces of the lighting device of FIG. It is a figure, a right side view, a left side view, a top view, and a bottom view. The illuminating device 1 of FIGS. 1-3 is used as illumination for interiors, such as an elevator car, a building, or a house, for example.

  The lighting device 1 includes a light source 10 that emits light, a power supply device 20 that supplies power to the light source 10, a mounting plate 30 to which the light source 10 is attached, a base 40 to which the mounting plate 30 is attached, and a light emitting surface of the light source 10. And a cover 50 disposed on the side. Among these, the outer shape of the mounting plate 30 and the base 40 is formed to be smaller than the maximum outer shape of the circular lamp.

  The light source 10 includes a plurality of light emitting elements 12 made of, for example, LEDs, and a mounting substrate 11 on which the light emitting elements 12 are mounted. The plurality of light emitting elements 12 can obtain desired illuminance characteristics and the like on the mounting substrate 11. Are arranged in a predetermined pattern.

  The power supply device 20 includes a circuit board 21 that supplies power to the light source 10 and a power supply case 22 that houses the circuit board 21. In addition, the circuit board 21 is accommodated in the power supply case 22 via the insulating member 21a in a state where the power cable 23 is connected. The power supply case 22 is formed in a rectangular parallelepiped shape, for example, by bending side surfaces from four sides of the bottom portion 22a, and a through hole 22x is formed in the bottom portion 22a of the power supply case 22. In addition, the power supply device 20 includes a clip 24 that holds the circuit board 21 in the power supply case 22. The clip 24 is inserted into the through hole 22 x from the outside of the power supply case 22, and the circuit board 21 is fixed in the power supply case 22. An opening for accommodating the circuit board 21 is provided on one surface of the power supply case 22, and a flap 22b bent outward is provided at the edge of the opening.

  The mounting plate 30 is for fixing the light source 10 and the power supply device 20, on which the light source 10 is placed on one surface side, and on the other side is formed a housing portion 30 a for housing the power supply device 20. Has been. Specifically, the mounting plate 30 includes a placement portion 31 on which the light source 10 is placed, a leg portion 32 formed by being bent from both side surfaces of the placement portion 31, and outward from the leg portion 32. And a fixing piece 33 that is bent and fixed to the base 40.

  The placement unit 31 is formed in, for example, a square shape, and is placed on one side so that the light source 10 faces outward via the insulating sheet 13. In addition, although illustrated about the case where the mounting part 31 is formed in square shape, it is not restricted to this, A rectangle and a polygon (octagon etc.) may be sufficient. A power supply case 22 is fixed to the other surface side of the placement portion 31. That is, the flap 22b of the power supply case 22 is fixed to the other surface side of the mounting portion 31 using a fixing member such as a screw.

  The leg portion 32 has a height for accommodating the power supply device 20 between the leg portion 32 and the base 40, and the accommodating portion 30 a is formed by the leg portion 32. Further, as shown in FIG. 2, the leg portion 32 has a width in which a gap D is formed between the leg portion 32 and the power supply device 20. Then, at the time of factory shipment, the power cable 23 can be shipped in a state of being wound around the power supply case 22. In use, the power cable 23 drawn from the power supply device 20 can be inserted between the power supply case 22 and the leg portion 32. Thereby, even if the connection destination of the power cable 23 exists in any of the right and left of the illuminating device 1, the connection work of the power cable 23 can be performed. Furthermore, by inserting the power cable 23 between the power case 22 and the leg portion 32, even if the power cable 23 hangs down due to its own weight, the mounting plate 30 can suppress the sag of the power cable 23.

  The fixed piece 33 is formed, for example, by bending the tip of the leg portion 32 into an L shape, and the fixed piece 33 is formed with a fastening hole 33a into which a fastening component such as a screw is inserted. Therefore, the mounting plate 30 has the two leg portions 32 facing each other and the opening portions 30x facing each other on the side surface side. Then, natural convection is generated from the opening 30x, and the light source 10 and the power supply device 20 can dissipate heat.

  The base 40 is made of a flat plate, and is attached to a lamp holder mounting portion such as a screw hole that appears when the lamp holder provided on the elevator car or the ceiling of the room is removed. The base 40 has a mounting plate 30 fixed so as to sandwich the power supply device 20, and has an insertion hole 41 into which a fastener such as a screw to be fastened to a lamp holder mounting portion (screw hole) is inserted. The insertion holes 41 are provided at positions corresponding to, for example, three lamp holder attachment portions used when attaching 20 W and / or 30 W of a circular fluorescent lamp.

  Three lamp holders are attached to the main body of the lighting fixture using fasteners, for example, at substantially equal intervals in the circumferential direction. At this time, the insertion holes 41 are formed at equal intervals in the circumferential direction at positions corresponding to the lamp holder mounting portion. Further, the insertion hole 41 has a shape extending radially from the center. Here, the position of the lamp holder mounting portion in the main body of the luminaire is different depending on the diameter of the circular fluorescent lamp. Therefore, the insertion hole 41 has a shape extending radially from the center, and thus, within the length range of the insertion hole 41, a light-emitting element 12 is utilized by using a lamp holder mounting portion that holds circular fluorescent lamps of various diameters. Can be attached.

  Furthermore, the base 40 has a mounting hole 42 at a position where the clip 24 is positioned. In addition, although the case where the four mounting holes 42 are provided in the base 40 is illustrated, it may be provided according to the number of the clips 24.

  Then, when the clip 24 is inserted into the bottom surface of the power supply device 20, the clip 24 is inserted through the attachment hole 42. The attachment hole 42 has a size that allows the head of the clip 24 to enter. When the clip 24 enters the attachment hole 42, the power supply device 20 can be positioned at a predetermined position on the base 40. For example, the power supply case 22 is positioned so that two corners on the diagonal line of the power supply case 22 face the leg portions 32. Moreover, the height of the illuminating device 1 can be made low because the head of the clip 24 enters the attachment hole 42.

  The cover 50 is made of a material that transmits light emitted from the light source 10 and is formed in, for example, a rectangular shape. The cover 50 includes a front cover portion 51 that faces the placement portion 31, a pair of first cover side portions 52 that protrude from both ends of the front cover portion 51 and are attached to the leg portions 32, the front cover portion 51, and the first cover portion 51. And a pair of second cover side surface portions 53 connected to the cover side surface portion 52. The leg 32 is provided with an attachment hole 32a into which a screw or the like is inserted when attaching the cover 50, and the pair of first cover side faces 52 are respectively screwed to the attachment holes 32a of the leg 32. It is fixed by doing. Further, the pair of second cover side surface portions 53 have openings at positions corresponding to the opening portions 30 x of the mounting plate 30, respectively, so that outside air flows in the lighting device 1.

  Next, an assembly procedure of the lighting device 1 will be described with reference to FIGS. First, the clip 24 is inserted into the through hole 22 x of the power supply case 22 with the insulating member 21 a inserted in the power supply case 22. Thereafter, the clip 24 is attached to the circuit board 21 in a state where the circuit board 21 is accommodated in the power supply case 22.

  Next, the mounting plate 30 is placed on the power supply case 22, and the mounting plate 30 is fixed to the base 40. The power supply case 22 is fixed to the mounting plate 30 with screws or the like. Thereafter, the light source 10 and the insulating sheet 13 are placed on the placement portion 31 of the attachment plate 30, fixed by a fixing member such as a screw, and the cover 50 is attached to the attachment plate 30 so as to cover the light source 10. Finally, the power supply case 22 is placed on the base 40 so that the head of the clip 24 enters the mounting hole 42 of the base 40. In addition, when attaching the illuminating device 1 to a lamp holder, once the base 40 is removed from the attachment plate 30 and the base 40 is attached to the lamp holder attachment portion, the attachment plate 30 is fixed to the base 40 again. To.

  According to the above-described embodiment, the base 40 has the insertion hole 41 into which the fastener for fastening to the existing lamp holder mounting portion is inserted, thereby diverting the lamp holder mounting portion for mounting the conventional circular lamp. It is possible to replace the circular fluorescent lamp with a light source using the light emitting element 12 without requiring a large-scale modification at a low cost.

  Further, when the mounting plate 30 has an opening 30x facing each other on the side surface side, the two side surfaces of the power supply case 22 are opposed to the leg portion 32, and a space is formed between the power supply case 22 and the leg portion 32. As a result, natural convection is generated and the light source 10 and the power supply device 20 can dissipate heat.

  A power cable 23 for connection to an external power supply is drawn out from the power supply device 20. The power cable 23 can be wound around the power supply case 22 at the time of factory shipment. Therefore, when the product is stored in a packing box or the like at the time of factory shipment, the power cable 23 is stored without breaking, so that the workability of storing the lighting device 1 in the packing box or the like is improved.

  Further, by inserting the power cable 23 drawn from the power supply device 20 between the power supply case 22 and the leg portion 32, the power cable 23 can be connected to either the left or right side of the lighting device 1. Can be connected. Further, by inserting the power cable 23 between the power case 22 and the leg portion 32, even if the power cable 23 hangs down by its own weight, the mounting plate 30 can suppress the sag of the power cable 23.

  The embodiment of the present invention is not limited to the above embodiment, and various modifications can be added. For example, although the insertion hole 41 in FIGS. 1 to 3 is illustrated as having a position and size corresponding to 20 W or 30 W of a circular fluorescent lamp, the position and size corresponding to a circular fluorescent lamp of another standard is illustrated. It may have a thickness, and may be formed so as to be compatible with each of a plurality of standards.

  DESCRIPTION OF SYMBOLS 1 Illumination device, 10 Light source, 11 Mounting board, 12 Light emitting element, 13 Insulation sheet, 20 Power supply device, 21 Circuit board, 21a Insulation member, 22 Power supply case, 22a Bottom part, 22b Flap, 22x Through-hole, 23 Power supply cable, 24 Clip, 30 Mounting plate, 30a Housing part, 30x Opening part, 31 Placement part, 32 Leg part, 32a Mounting hole, 33 Fixing piece, 33a Fastening hole, 40 Base, 41 Insertion hole, 42 Mounting hole, 50 Cover, 51 Front cover part, 52 1st cover side part, 53 2nd cover side part, D clearance gap.

Claims (7)

A lighting device attached to a lamp holder mounting portion for a circular lamp,
A light source having a light emitting element for emitting light;
A power supply for supplying power to the light source;
A mounting plate having a mounting portion on which the light source is mounted on one surface side, and a housing portion on which the power supply device is housed on the other surface side;
The mounting plate is fixed so as to sandwich the power supply device, and a base having an insertion hole into which a fastener for fastening to the lamp holder mounting portion is inserted , and
The mounting plate is
An illuminating device that extends toward the base side from the mounting portion and has opposing leg portions that form the housing portion with the base, and has openings facing each other on the side surface side .   The lighting device according to claim 1, wherein the base has three insertion holes extending radially from a center. The mounting plate, the lighting device according to the tip of the leg portion is bent outward, to claim 1 or 2 in which with a fixing piece fixed to the base. The illumination device according to any one of claims 1 to 3, wherein a gap is formed between the leg portion and the power supply device. The power supply device
A circuit board for supplying power to the light source;
A power supply case that houses the circuit board and has a through hole at the bottom,
A clip inserted into a through hole from the outside of the power supply case, and holding the circuit board in the power supply case;
Wherein the base, the lighting device according to any one of claims 1 to 4 having a through hole in a portion where the clip is positioned. A lighting device attached to a lamp holder mounting portion for a circular lamp,
A light source having a light emitting element for emitting light;
A power supply for supplying power to the light source;
A mounting plate having a mounting portion on which the light source is mounted on one surface side, and a housing portion on which the power supply device is housed on the other surface side;
A base having an insertion hole in which the mounting plate is fixed so as to sandwich the power supply device and a fastener for fastening to the lamp holder mounting portion is inserted;
With
The power supply device
A circuit board for supplying power to the light source;
A power supply case that houses the circuit board and has a through hole at the bottom,
A clip that is inserted into the through-hole from the outside of the power supply case and holds the circuit board in the power supply case;
Have
The base is
A lighting device having a through hole at a position where the clip is positioned.   The lighting device according to any one of claims 1 to 6, wherein an outer shape of the mounting plate and the base is smaller than a maximum outer shape of the circular lamp.

Images