JP4463127B2 - Lighting fixture and lighting device - Google Patents

Description

  The present invention relates to a lighting fixture and a lighting device, and more particularly to a lighting fixture and a lighting device that are installed under a shelf or a niche space to effectively illuminate a product or an exhibit.

  In this type of conventional lighting device, an LED chip having an anode and a cathode attached to an elongated case made of synthetic resin and an elastic conductor are alternately and closely arranged, and the LED chip and the conductor are arranged. There is a light-emitting diode rail light that is connected in series, and the base of the LED chip is engaged with the groove of the case, and the center of the LED chip faces the outside of the case groove (see, for example, Patent Document 1).

JP 2004-191901 A (page 3-4, FIG. 1)

  The lighting devices installed under the shelves and niche spaces are limited in space and can only be handled with a thin type. However, since the raillights of Patent Document 1 are high in height, installation in such a place is not possible. It was difficult. Moreover, although it is desirable for the illuminating device installed in such a place to concentrate a light on the specific goods exhibited etc. and to improve an illumination effect, since the LED chip of patent document 1 is being fixed to the case, it is light. The direction of was constant, and the light could not be concentrated on specific products.

  The present invention has been made to solve the above-described problems, and can be installed in a narrow space such as a shelf or a niche space, effectively illuminating products and exhibits placed on the shelf. An object of the present invention is to provide a lighting apparatus and a lighting device that can be irradiated to enhance the effect.

The present invention provides a light source board in which a power receiving terminal is provided at a symmetrical position on a lower outer periphery and a light source is mounted in a lighting fixture mounted on a channel-shaped rail base provided with power supply plates in the longitudinal direction of the inner walls of both side walls. And a lower case provided with a receiving terminal having elasticity at symmetrical positions on the outer periphery of the illuminator body, and a light source. A light source substrate mounted on the lower case and connected to the power receiving terminal of the lower case, and a support shaft is provided at a symmetrical position on the outer periphery with a reflection surface on the upper surface, and is fitted and coupled to the light source substrate to be provided on the reflection surface The reflector is configured so that the light source faces the opening, the opening on one side is inclined on the upper surface, and the bearing portion that supports the support shaft of the reflector is provided on the upper inner wall. A middle case is rotatably fitted, said middle case is constituted by an upper case coupled to the is fitted rotatably lower case, the lighting device body detachably and adjustable in position on the rail base The power receiving terminal is mounted and connected to a power feeding plate.

  According to the lighting fixture according to the present invention, since it can be formed in a thin shape, it can be installed in a narrow space such as a shelf or a niche space, and the position of the luminaire main body mounted on the rail base, irradiation By adjusting the angle and the swing angle, it is possible to effectively irradiate light on products or exhibits placed on a shelf or the like, thereby enhancing the production effect.

[Embodiment 1]
1 is a perspective view of a lighting device to which a lighting fixture according to Embodiment 1 of the present invention is mounted, FIG. 2 is a perspective view of a rail base of FIG. 1, and FIG. 3 is a perspective view of a lighting fixture body of FIG. 4 is an exploded perspective view of the illuminator main body of FIG.
1 and 2, the rail base 1 is made of, for example, a synthetic resin molded product and is formed in a channel shape having lips 4a and 4b. In the longitudinal direction of the inner walls of the side walls 3a and 3b, strip-shaped power supply plates 5a and 5b made of a conductive material are provided by insert, adhesion, or the like. In addition, although the case where one side wall 3a is formed higher than the other side wall 3b is shown in the figure, both may be the same height. A power cord 45 has one end connected to the power supply plates 5a and 5b of the rail base 1 and the other end connected to the connector 46.

As shown in FIGS. 3 and 4, the illuminator main body 10 (hereinafter referred to as the main body) is formed by, for example, synthetic resin molding or aluminum die casting, and the lower case 11 constituting the luminaire main body 10 has a shallow bottomed cylinder. Part 12 and a flange part 13 provided on the outer periphery of the lower part thereof. At the symmetrical position of the outer periphery of the cylindrical part 12, it is made of a conductive material having elasticity, and one end is inserted into the cylindrical part 12 and protrudes to the inner peripheral side. The substantially J-shaped power receiving terminals 14a and 14b are provided, and lead wires 15a and 15b are connected to the protruding portions on the inner peripheral side.
Reference numeral 16 denotes a light source board on which a light source 17 such as an LED or a halogen lamp is mounted. The outer diameter of the light source board is substantially equal to the inner diameter of a reflector 18 described later, and the other ends of the lead wires 15a and 15b are connected. .

  The reflector 18 is formed in a cylindrical cylindrical shape, the top surface is formed in a concave reflecting surface 19, and an opening 20 is provided in the center thereof. In addition, a cut-out portion 21 that opens downward is formed on one side of the peripheral wall, and support shafts 22a and 22b (22b is not shown) protrude from the cut-out portion 21 and symmetrical positions thereof. ing.

  Reference numeral 23 denotes a substantially cylindrical middle case whose lower outer diameter is substantially equal to the outer diameter of the cylindrical portion 12 of the lower case 11, and an opening 24 on which the reflector 18 is rotatably disposed is provided on the upper surface. An inclined surface 25 cut at a predetermined angle (for example, 30 ° to 40 °) is provided on one side of the opening 24 so that the opening 24 is substantially elliptical. Further, semicircular bearing portions 26a and 26b (26a not shown) are provided opposite to each other at a position orthogonal to the inclined surface 25 of the inner wall of the opening 24. Stoppers 27a and 27b (27a not shown) for projecting the rotation range project from the lower part and symmetrical positions. Reference numerals 28a and 28b denote support springs that support the support shafts 22a and 22b of the reflector 18 with an arcuate support portion 29 formed at the distal end and a base portion fixed to the top surface so as to face the bearing portions 26a and 26b. .

  Reference numeral 30 denotes a cylindrical upper case whose inner diameter is substantially the same as the outer diameter of the flange portion 13 of the lower case 11, and an opening 31 is provided on the upper surface so that the middle case 23 can be inserted. Are provided with power receiving terminal covers 32a and 32b having grooves 33 into which the power receiving terminals 14a and 14b provided in the lower case 11 are fitted. Reference numerals 34a and 34b (34a are not shown) are fixed stoppers which are provided at positions perpendicular to the power receiving terminal covers 32a and 32b on the inner wall and to which the stoppers 27a and 27b of the middle case 23 abut.

Next, an example of a procedure for assembling the main body 10 composed of each part as described above will be described.
First, the light source substrate 16 on which the light source 17 is mounted is placed on the bottom of the lower case 11, and the lead wires 15 a and 15 b are connected to the light source substrate 16. Further, the reflector 18 is inserted into the middle case 23 from below, and the support shafts 22 a and 22 b are fitted into the bearing portions 26 a and 26 b of the middle case 23. The support springs 28a and 28b are attached to the middle case 23, and the support shafts 22a and 22b are rotatably supported by the support portion 29 and the bearing portions 26a and 26b. The support springs 28a and 28b may be attached to the middle case 23 in advance. At this time, the upper portion of the reflector 18 is located in the opening 24, and part of the reflector 18 protrudes from the opening 24.

  Next, the reflector 18 attached to the middle case 23 is fitted to the light source substrate 16 from the upper part of the lower case 11, and is integrally coupled and placed on the bottom of the lower case 11, and the middle case 23 is a cylinder of the lower case 11. Place on the part 12. At this time, the lead wires 15 a and 15 b are accommodated in the reflector 18 from the cut portion 21, and the light source 17 mounted on the light source substrate 16 protrudes from the opening 20 provided on the reflection surface 19 of the reflector 18.

  Finally, the upper case 30 is fitted to the middle case 23 from above, and the grooves 33 provided in the power receiving terminal covers 32a and 32b are fitted to the power receiving terminals 14a and 14b of the lower case 11 so as to be part of the power receiving terminals 14a and 14b. And the lower part thereof is coupled to the flange portion 13 of the lower case 11. At this time, the power receiving terminals 14a and 14b protrude outward from the power receiving terminal covers 32a and 32b. Thereby, the assembly of the main body 10 is completed. In addition, said assembly procedure shows an example and can be changed suitably.

In the main body 10 configured as described above, the reflector 18 that is integrated with the light source substrate 16 on which the light source 17 is mounted and is pivotally supported by the middle case 23 is formed around the support shafts 22a and 22b. It can be rotated in the range of 30 ° to 40 °, for example, in the major axis direction of the opening 24 until it contacts the peripheral wall (hereinafter, this rotation angle is referred to as an irradiation angle α).
Further, the middle case 23 that supports the reflector 18 can be rotated in a range of approximately 180 ° in the circumferential direction until either the stopper 27a or 27b abuts the fixed stopper 34a or 34b (hereinafter, this rotation). The moving angle is called the swing angle β).

Next, an example of a procedure for attaching the main body 10 configured as described above to the rail base 1 will be described with reference to FIG. Note that the interval W between the lips 4 a and 4 b of the rail base 1 is formed to be slightly larger than the outer diameter of the upper case 30 of the main body 10.
First, the power receiving terminals 14a and 14b of the main body 10 are positioned in the longitudinal direction of the rail base 1 as indicated by broken lines, and the main body 10 is inserted between the lips 4a and 4b so as to contact the top plate 2 of the rail base 1. Make contact. Then, the main body 10 is rotated in the arrow direction to a position where the power receiving terminals 14 a and 14 b are orthogonal to the longitudinal direction of the rail base 1.

  As a result, the power receiving terminals 14a and 14b are crimped and electrically connected to the power supply plates 5a and 5b due to their elasticity, and mechanically hold the main body 10 in that position. In addition, when changing the position of the main body 10, you may press along the longitudinal direction of the rail base 1, or you rotate the main body 10 and detach | leave the power receiving terminal 14a, 14b from the electric power feeding plates 5a, 5b, and desired Then, the main body 10 may be rotated to connect the power receiving terminals 14a and 14b to the power feeding plates 5a and 5b.

  In this case, as shown in FIG. 6, the groove 6 is provided in the longitudinal direction of the inner surface of the top plate 2 of the rail base 1, and the groove 7a, In addition, as shown by a broken line in FIG. 4, the lower surface of the lower case 11 of the main body 10 is provided with convex portions 35 a and 35 b (may be one) corresponding to the concave groove 6, and the upper case 30 Convex portions 36a and 36b are provided on the upper surfaces of the power receiving terminal covers 32a and 32b corresponding to the concave grooves 7a and 7b, respectively (hereinafter, the concave grooves 6, 7a and 7b and the convex portions 35a, 35b, 36a and 36b are rotated. Called stop means).

  Then, as shown in FIG. 6, when the main body 10 is mounted on the rail base 1, the convex portions 35a and 35b and the convex portions 36a and 36b provided on the main body 10 become the concave grooves 6 and the concave grooves 7a and 7b, respectively. If fitted, the main body 10 mounted on the rail base 1 can be prevented from rotating due to vibration or impact. Further, since the main body 10 does not move in the width direction of the rail base 1, the power receiving terminals 14a and 14b are always pressure-bonded to the power feeding plates 5a and 5b, and contact failure does not occur. Furthermore, since it becomes a guide when the main body 1 is moved in the longitudinal direction of the rail base 1, the main body 10 can be moved smoothly without being shaken. Note that only one of the corresponding grooves 6, 7 a, 7 b and the convex portions 35 a, 35 b, 36 a, 36 b may be provided.

Next, a usage example (action) of the lighting fixture according to the present embodiment will be described.
Fig.7 (a) is a front view of an example of the shelf which installed the illuminating device with which the lighting fixture was mounted | worn, FIG.7 (b) is the side view. The intervals H between the lower shelf 51 and the upper shelf 52 and the upper shelf 52 and the top plate 53 constituting the shelf 50 are 300 mm, respectively, and a plurality of main bodies 10 are mounted on the rail base 1 on the lower surfaces of the upper shelf 52 and the top plate 53. The lighting device is installed by screwing or the like.
And the illuminating device installed in the upper shelf 52 is provided with two main body groups in which the three main bodies 10 are arranged close to the rail base 1, and the illuminating device installed on the top plate 53 has six main bodies. 10 are arranged at substantially equal intervals.

In this way, by appropriately adjusting the irradiation angle α and the swing angle β of each main body 10 of the lighting device installed on the shelf 50, the products and exhibits 55 placed on the lower shelf 51 and the upper shelf 52, Light can be irradiated intensively or selectively.
According to the present embodiment, by appropriately adjusting the position of the main body 10 mounted on the rail base 1, the irradiation angle α, and the swing angle β of products or exhibits placed on shelves, niche spaces, and the like, Since these products can be irradiated with light intensively or selectively, the production effect can be enhanced.

Furthermore, according to the present embodiment, the following effects can be obtained in addition to the above effects.
(1) Since the lighting device is configured to be thin, it can be installed in a narrow shelf or niche space.
(2) Necessary light can be irradiated to a necessary place arbitrarily, so that wasteful power is not consumed, so that power can be saved.
(3) When a lighting device is installed on a shelf or the like, it is not necessary to perform drilling or wiring processing on the shelf or the like, so that the design and workability can be improved. Further, since the lip 4a, 4b is provided on the rail base 1, it is safe because the power supply plates 5a, 5b are not touched.
(4) When changing the position of the main body 10, it is only necessary to move it along the rail base 1, so that the operation is simple.

(5) When an LED is used for the light source 17, it is possible to prevent deterioration of the product due to ultraviolet rays, and to prevent adverse effects on the product due to heat generated by the light source.
(6) Although the LED has a positive electrode and a negative electrode, the main body 10 is not erroneously attached to the rail base 1 by making the rail base 1 and the main body 10 both asymmetrical.

[Embodiment 2]
A large number of electronic components are mounted on the light source board 16 on which the light source 17 of the main body 10 is mounted. These electronic components generate heat, and heat may be transmitted to a shelf or the like on which the lighting device is mounted, which may have an adverse effect. . In this embodiment, in order to prevent the occurrence of such a problem, a heat radiating means is provided in the main body 10.

FIG. 8 is an explanatory diagram of the rail base and the main body according to the present embodiment. The same parts as those in the first embodiment are denoted by the same reference numerals, and description thereof is omitted.
In the present embodiment, the back surface (lower case 11 side) of the light source substrate 16 is made of a metal material having good heat conduction, such as aluminum, and unevenness for increasing the heat radiation area on one surface (lower case 11 side). A heat radiating component 37 provided with a fin or the like is attached, and the light source substrate 16 is arranged so as to float from the bottom surface of the lower case 11 (with a space 38).

  According to the present embodiment, the heat generated in the light source substrate 16 is radiated to the space portion 38 formed between the lower base 11 by the heat radiating component 37, so that it is transmitted to the shelf or the like to which the lighting device is attached. There is no heat. When the reflector 18 is rotated around the support shafts 22a and 22b, a larger space 38 is formed between the heat dissipation component 37 and the lower case 11 as shown in FIG. Will not be affected.

FIG. 9 is an explanatory view of a rail base and a main body of another example of the present embodiment.
In this example, the rail base 1 is formed of a heat insulating material such as a synthetic resin, and a heat transfer plate 8 made of a metal material having a good heat conductivity such as aluminum is formed on the lower surface of the top plate 2 in the longitudinal direction. The lower base 11 of the main body 1 is formed of a metal material having a good heat conductivity such as aluminum.
Then, the light source substrate 16 is attached to the bottom surface of the allo case 11 via a flexible sheet 39 made of, for example, an elastic metal plate having good heat conductivity or a heat conductive rubber plate and bent in a U shape. It is a thing.

  In this example configured as described above, the heat generated in the light source substrate 16 is transmitted to the heat transfer plate 8 of the rail base 1 through the flexible sheet 39 and the lower case 11, and is radiated. Heat is not transferred to the shelves. In addition, when the reflector 18 is rotated, as shown in FIG. 9B, the flexible sheet 39 is elastically deformed and follows this, so that a heat radiation effect can be obtained in the same manner.

  According to the present embodiment, not only the same effects as in the first embodiment can be obtained, but also the heat radiation means is provided in the main body 10 to dissipate the heat generated in the light source substrate 16, so that the lighting device is attached. No heat is transferred to the shelves or the like, and there is no problem with these.

[Embodiment 3]
In the first embodiment, when the main body 10 is mounted on the rail base 1, the main body 10 is inserted between the lips 4a and 4b of the rail base 1 and rotated to turn the power receiving terminals 14a and 14b to the power supply plates 5a and 5b. In this embodiment, the main body 10 is attached to the rail base 1 by other means.

FIG. 10 is an explanatory diagram of a lighting apparatus according to Embodiment 3 of the present invention. In addition, the same code | symbol is attached | subjected to the part of the same or same function as Embodiment 1, and description is abbreviate | omitted.
In the present embodiment, both side walls 3a and 3b of the rail base 1 are formed at the same height. As in the first embodiment, the heights from the top surfaces of the side walls 3a and 3b to the lower surfaces of the lips 4a and 4b may be made equal, and one lip (for example, 4a) may be formed thick. The main body 10 has a rectangular upper case 30 and its width W ₂ is substantially equal to or slightly smaller than the interval W ₁ between the power supply plates 5 a and 5 b of the rail base 1, and its height h ₁ is defined as the rail base 1. The height h from the top plate 2 to the lower surfaces of the lips 4a and 4b was formed approximately equal. The elastic power receiving terminals 14 a and 14 b provided at symmetrical positions of the lower case 11 are projected from the outer peripheral surface of the upper case 30.

  In the present embodiment, the upper case 30 of the main body 10 is an area formed by the top plate 2, the side walls 3a, 3b, and the lips 4a, 4b from the opening at the end of the rail base 1 as indicated by an arrow. Then, by pushing along the top plate 2, the main body 10 is mounted on the rail base 1, and the power receiving terminals 14a and 14b are connected to the power feeding plates 5a and 5b. When changing the position of the main body 10, the main body 10 may be moved along the rail base 1. When removing the main body 10 from the rail base 1, openings provided at both ends of the rail base 1 are used. Just pull it out from.

  FIG. 11 is a schematic explanatory diagram of another example of the present embodiment. In this example, as shown in FIG. 11 (b), it has power receiving terminals 41a and 41b having a circular or quadrangular cross section and provided with inclined surfaces descending from the front end portion toward the base portion. 41a and 41b are inserted into an opening 40 provided in the lower case 11 of the main body 10 as shown in FIG. 10, and an elastic body 42 such as a coil spring or a leaf spring interposed between the lower case 11 and the power receiving terminals 41a and 41b. It is arranged to be able to appear and retract in openings provided in the opening 40 and the upper case 30 (not shown).

  In this example configured as described above, the main body 10 is inserted between the lips 4a and 4b from above the rail base 1 as shown in FIG. At this time, since the inclined surfaces of the power receiving terminals 41a and 41b hit against the lips 4a and 4b, the main body 10 can be easily inserted. When the power receiving terminals 41a and 41b exceed the lips 4a and 4b, they are urged and projected by the elastic body 42, and are connected to the power feeding plates 5a and 5b. 3b and held in a region surrounded by the lips 4a and 4b. When changing the position of the main body 10, the main body 10 may be moved along the rail base 1. When removing the main body 10 from the rail base 1, openings provided at both ends of the rail base 1 are used. Just pull it out from.

  In the above description, the case where the main body 10 is formed in a square shape is shown. For example, the lower case 11 and the upper case 30 are formed in a square shape, and the reflector 18 and the middle case 23 are cylindrical as in the case of the first embodiment. You may form in a shape. Furthermore, the main body 10 may be formed in a cylindrical shape as in the case of the first embodiment. In this case, the concave groove 6 which is a detent means as described in FIG. 6 is formed in the rail base 1 and the main body 10. , 7a, 7b and convex portions 35a, 35b, 36a, 36b are desirably provided.

  Even in the present embodiment configured as described above, the same effect as in the first embodiment can be obtained, but the main body 10 can be easily attached to and detached from the rail base 1.

It is a perspective view of the illuminating device which concerns on Embodiment 1 of this invention. It is a perspective view of the rail base of FIG. It is a perspective view of the lighting fixture main body of FIG. It is a disassembled perspective view of the lighting fixture main body of FIG. It is explanatory drawing of the attachment procedure of the lighting fixture main body to a rail base. It is a partial cross section figure of other examples of the illuminating device of FIG. It is explanatory drawing of the usage example (action) of the illuminating device of FIG. It is sectional drawing of the illuminating device which concerns on Embodiment 2 of this invention. FIG. 10 is a cross-sectional view of another example of the second embodiment. It is explanatory drawing of the illuminating device which concerns on Embodiment 3 of this invention. FIG. 20 is an explanatory diagram of another example of the third embodiment.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Rail base, 2 Top plate, 3a, 3b Side wall, 4a, 4b Lip, 5a, 5b Feed plate, 6, 7a, 7b Concave groove, 10 Lighting fixture main body (main body), 11 Lower case, 14a, 14b Power receiving terminal, 16 Light source board, 17 Light source, 18 Reflector, 22a, 22b Support shaft, 23 Middle case, 26a, 26b Bearing part, 27a, 27b Stopper, 30 Upper case, 32a, 32b Power receiving terminal cover, 34a, 34b Fixed stopper, 35a, 35b , 36a, 36b Convex part, 37 Heat radiation component, 39 Flexible sheet.

Claims (9)

In the lighting fixture attached to the channel-shaped rail base provided with the power supply plate in the longitudinal direction of the inner wall of both side walls,
A power receiving terminal is provided at a symmetrical position on the outer periphery of the lower part, a light source board on which a light source is mounted is incorporated, and an illumination tool body in which an irradiation angle and a swing angle of the light source are variably formed,
The illuminator body includes a lower case provided with a power receiving terminal having elasticity at a symmetrical position on the outer periphery, a light source board on which a light source is mounted and connected to the power receiving terminal of the lower case, and a reflective surface on the upper surface and a symmetrical outer periphery. A support shaft is provided at a position, a reflector that is fitted and coupled to the light source substrate so that the light source faces the opening provided on the reflecting surface, and an opening that is inclined on one side is provided on the upper surface. A middle case in which a bearing portion for supporting a support shaft of the reflector is provided on the upper inner wall and the reflector is rotatably fitted; and an upper that is pivotally fitted to the lower case and is coupled to the lower case Composed by case and
A lighting fixture characterized in that the lighting fixture body is detachably attached to the rail base and can be adjusted in position, and the power receiving terminal is connected to a power feeding plate. Lighting device according to claim 1 Symbol mounting characterized by using the LED to the light source. Wherein the inner wall of the case middle of the outer wall and the upper case, according to claim 1 or 2 luminaire according to characterized in that a stopper for restricting the rotation range of the middle case. The lighting apparatus according to claim 1 , wherein a heat radiating means is provided on the light source substrate. Claim 4, characterized in that said heat radiation means, the heat radiating part formed with the lower case surface facing made good material of the heat-conducting shaped to increase the heat dissipation area is formed by attaching to the back of the light source substrate The luminaire described. A channel-shaped rail base in the longitudinal direction of the feed plate is provided in the inner wall of the side walls, between the illumination device main body according to any one of claims 1 to 5 is mounted on the rail base, the lighting fixture An illuminating device provided with a rotation preventing means for the main body. A concave groove provided in the longitudinal direction of the inner surface of the top plate of the rail base and the longitudinal direction of the surface of the lip facing the top plate, or a lower surface of the illuminator main body and the upper The lighting device according to claim 6 , wherein the lighting device is configured by a convex portion provided on the upper surface of the power receiving terminal cover provided on the case, or on either one of them, corresponding to the concave groove. The lighting device according to claim 6 or 7 , wherein a heat dissipating means is provided between the rail base and the lighting fixture body. The heat dissipating means comprises a heat dissipating plate made of a material with good heat conduction provided in the longitudinal direction of the inner surface of the top plate of the rail base, a lower case made of a material with good heat conduction, and a material with good heat conduction 9. The lighting device according to claim 8 , wherein the lighting device is configured by a flexible sheet interposed between the light source substrate and the lower case.

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