JP2009032468A - Lighting fixture and illuminating device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a lighting fixture and an illuminating device wherein parts management is facilitated by reducing manufacturing cost and the number of constituent parts through common adoption of a main body case. <P>SOLUTION: A main body case 1 housing a light source 6 and equipped with a floodlight opening 9, a translucent cover 10 arranged in the floodlight opening 9, and mounting means 2, 5 mounting the main body case 1 are provided. The main body case 1 has its different sites mountable on a plurality of kinds of mounting means 2, 5. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

The present invention relates to a lighting device and a lighting device applied to a street light, a road light, and the like.

In general, a street light or the like is illuminated by attaching a lighting fixture above a straight hollow pole standing in the ground such as a road or a street. And in this kind of street light, etc., depending on the purpose of use, the arm is extended horizontally from the upper end of the pole, and a lighting fixture is attached to the tip of the so-called arm type. It is divided roughly into the so-called pole head type to which equipment is attached.
These arm-type and pole head-type lighting fixtures each have a unique configuration due to the difference in product type (see, for example, Patent Document 1, Patent Document 2, and Non-Patent Document 1).
Design Registration No. 1293353 Design Registration No. 1277039 Matsushita Electric Works Fine and Lighting [Search June 25, 2007], Internet (http://biz.national.jp/Ebox/okugai/02luminascape/03t_finee.html)

However, due to the difference in the shape of the fixtures, if each has a unique configuration, the fixture components become their own dedicated products, and as a result, the production cost of the lighting fixtures increases as the number of products increases. It was.

  In particular, when the main body case is manufactured by molding such as aluminum die casting, the degree of influence is further increased.

  Therefore, the present invention is intended to solve the above inconveniences, and by sharing the main body case, it is possible to reduce the production cost and reduce the types of component parts, thereby facilitating the parts management. An object of the present invention is to provide a lighting device and a lighting device that can be used.

The lighting fixture according to claim 1, wherein a light source is housed and a main body case having a light projecting opening; a translucent cover disposed in the light projecting opening; an attachment means to which the main body case is attached; The body case is characterized in that different parts can be attached to a plurality of types of attachment means.

  As the light source, any of a HID lamp such as a ceramic metal halide lamp, a fluorescent lamp, a discharge lamp such as an electrodeless discharge lamp, an incandescent bulb such as a halogen lamp, or a solid light emitting element such as an LED can be used.

  The lighting fixture according to claim 2 is characterized in that in the lighting fixture according to claim 1, a lighting device for lighting the light source is disposed in the mounting means.

  According to a third aspect of the present invention, there is provided a lighting device comprising: the lighting device according to the first or second aspect; and a pole to which the lighting device is attached.

In the present invention, by sharing the main body case, the manufacturing cost can be reduced, the number of types of components can be reduced, and the parts management can be facilitated.

  Hereinafter, embodiments of a lighting fixture and a lighting device of the present invention will be described in detail with reference to the drawings.

  First, an overview of the present invention will be described with reference to FIGS. FIG. 1 is a side view of a street light called a so-called arm type, and FIGS. 2 and 3 are side views of a street light called a pole head type.

  In FIG. 1, the street light A is comprised from the main body case 1 and the substantially L-shaped arm 2 which is an attachment means. A light source is accommodated in the main body case 1, and the main body case 1 has a light projection opening. The light emitted from the light source is irradiated through the light projection opening so that a desired light distribution can be obtained.

  The arm 2 is connected and fixed to the upper end of a pole 4 standing upright with its proximal end buried in the ground.

  Next, in FIG. 2, the street light B is comprised from the main body case 1 and the support | pillar 5 which is an attachment means. A light source is accommodated in the main body case 1 in the same manner as the street lamp A in FIG. The support column 5 is connected and fixed to the upper end of the same 4 as in FIG. 1, and the main body case 1 is mounted above the support column 5 so as to be located immediately above the tip end side of the pole 4.

  Subsequently, in FIG. 3, the street light C is composed of a main body case 1 and a support column 5 as an attaching means, like the street light B in FIG. 2. The main body case 1 is provided with a substantially conical translucent cover 10 and a louver 20 that are expanded upward. Then, similarly to the street lamps A and B, light from the light source is irradiated through the projection opening.

  In the configuration of the street lights A, B, and C described above, the main body case 1 is used as a common component, although the types of the street lights are different. In other words, the main body case 1 has a configuration that can be attached by changing the attachment portion of any of the attachment means 2 and 5 of the street lights A, B, and C. In other words, each attachment means is configured such that a common body case 1 can be attached. Even if the main body case 1 has a common configuration, it needs to be adapted to each mounting means when it is attached to each mounting means. It is only necessary to have an adaptable configuration.

  Next, the first embodiment of the present invention will be specifically described with reference to FIGS. FIG. 4 shows an arm-type street light A, FIG. 4 is a side view showing the main body case in section, FIG. 5 is a bottom view, and FIG. 6 is a side cross-sectional view for explaining the main body case.

  First, the main body case 1 is composed of an aluminum die-cast base portion 1a and a lid portion 1b. The lid portion 1b may be formed by molding an aluminum plate. The base portion 1a has a dome shape with an open bottom surface, and is provided with a ceramic metal halide lamp 6, a reflecting plate 7 and the like as a light source.

  The lamp 6 is supported by a lamp support socket 8 screwed to a boss 1aa on the inner surface of the base portion 1a. The reflection plate 7 is formed in a bowl shape that forms an upper end flat surface 7a, and is attached so that its open surface faces a light projecting opening of a lid portion 1b described later. Specifically, the upper end flat surface 7a of the reflecting plate 7 is attached by being screwed to the inner top surface of the base portion 1a.

  Next, the lid portion 1b is disposed so as to be openable and closable so as to close the lower surface of the base portion 1a, and has a substantially circular shallow dish shape. In addition, a circular light projecting opening 9 is formed in the lid 1b to irradiate light from the lamp 6 to a predetermined area. The light projecting opening 9 has a translucent cover 10. As tempered glass is screwed through packing.

  Further, the lid portion 1b is connected to the base portion 1a and the hinge 11 at the outer peripheral portion thereof, and can be opened and closed with respect to the base portion 1a around the hinge 11. The lid 1b is opened by rotating downward so that maintenance work such as lamp replacement can be performed. Further, the lid portion 1b is maintained in a closed state by fixing the outer peripheral portion opposite to the hinge 11 to the base portion 1a with screws 12 and 12 (see FIG. 5) via packing. ing. In this closed state, the main body case 1 is configured to prevent ingress of moisture and the like from the outside with packing or the like.

  Next, the arm 2 as the attaching means has a substantially L-shaped side surface, and is composed of an arm portion 2a extending horizontally and a pole receiving portion 2b. The arm portion 2a has a substantially rectangular parallelepiped shape having a hollow portion, and a lighting device 13 for lighting the lamp 6 is disposed in the hollow portion.

  The pole receiving portion 2b is connected to the arm portion 2a and is formed in a hollow cylindrical shape. The upper end of the pole is inserted, and the pole receiving portion 2b is fixed to the pole by a pole fixing screw 2c.

  The arm portion 2a is fixed to the base portion 1a by a bolt 14 passing through a through hole 1ab formed in the peripheral wall of the base portion 1a and a through hole formed in the peripheral wall of the arm portion 2a. 1 and the arm 2 are integrated. That is, the main body case 1 is attached to the arm 2 as an attachment means with the outer peripheral side surface portion 1ac as an attachment portion.

  Although not described in detail, a lead wire passage hole 15 through which a lead wire connecting the lamp 6 and the lighting device 13 passes is formed in the peripheral wall of the base portion 1a and the peripheral wall of the arm portion 2a.

  In the street light A configured as described above, as shown by shading in FIG. 6, the shaded portion, that is, the main body case 1 composed of the base portion 1a and the lid portion 1b has a pole head described later. It is shared with the main case of the type of street light.

  As described above, according to the present embodiment, the main body case can be shared with the main body case of other types of street lamps, so that the production cost can be reduced and the parts management can be facilitated.

  Further, since the lighting device 13 is provided on the arm 2, the wiring length between the lamp and the lighting device can be shortened, and the energy is less attenuated due to leakage current, heat loss, etc. in the wiring, and an efficient device. Furthermore, since the lighting device is arranged by effectively using the hollow portion of the arm connecting the main body case and the pole, there is an advantage that the design is excellent.

  Next, a second embodiment of the present invention will be described with reference to FIGS. The figure shows a pole head type street light B, FIG. 7 is a side view showing a cross section of the main body case, and FIG. 8 is a front view. In addition, the same code | symbol is attached | subjected to the same or equivalent part as 1st Embodiment, and the detailed description is abbreviate | omitted.

  The street light B is comprised from the main body case 1 and the support | pillar 5 as an attachment means. The main body case 1 has the same base as that of the street lamp A described above, and includes a base part 1a and a lid part 1b made of aluminum die casting.

  The base portion 1a is provided with a lamp 6, a reflecting plate 7, and the like. The base body portion 1a and the lid body portion 1b are connected by a hinge 11, and the base body portion 1a is rotated upward with respect to the lid body portion 1b about the hinge 11 so as to open.

  The base portion 1a is maintained in a closed state by fixing the outer peripheral portion opposite to the hinge 11 to the lid portion 1b with a screw (not shown) via packing.

  A light projecting opening 9 is formed in the lid 1 b, and tempered glass is screwed to the light projecting opening 9 as a translucent cover 10.

  Next, the support column 5 as an attaching means is composed of three support arms 5a and a pole receiving portion 5b. The three support arms 5a are hollow and are fixed to the upper part of the pole receiving portion 5b so as to expand upward at an angle of about 120 degrees.

  The pole receiving portion 5b has a hollow cylindrical shape, and is fixed to the pole 4 by inserting the upper end of the pole 4. Further, a lighting device 13 for lighting the lamp 6 is accommodated in the pole receiving portion 5b.

  Subsequently, the main body case 1 is attached to the support arm 5a by contacting the lower side surface 1ba of the lid portion 1b with the upper end portion 5c of each support arm 5a and fixing it with the screw 16 from the inside of the lid portion 1b. Done. Therefore, the main body case 1 is attached to the support column 5 as attachment means with the lower side surface 1ba as an attachment portion.

  Moreover, the lead wire which connects the lamp | ramp 6 and the lighting device 12 is wired through the lead wire passage hole formed in the cover body part 1b, and the hollow part 5d of the support arm 5a.

  The street lamp B configured as described above has the same main body case as the main body case of the street lamp A described in the first embodiment, and is shared. That is, the main body case of the street light A can be applied to the main body case of the street light B as it is. However, the street light A and the street light B include a fixing structure of the base body portion 1a and the lid body portion 1b, a wiring structure of a lead wire, a mounting structure of the main body case 1 and mounting means (arm 2, column 5), etc. The configuration differs in detail, and it is necessary to adopt a unique configuration corresponding to these points.

  Two bosses 1aa for attaching the lamp support socket 8 are provided on the inner surface of the base body 1a at symmetrical positions so that the lamp support socket 8 can be attached to any boss 1aa. Therefore, the lamp 6 can be mounted in any direction (right direction in FIG. 4, left direction in FIG. 7).

  As described above, according to the present embodiment, the main body case can be shared with the main body case of other types of street lamps, and the same effects as those of the first embodiment can be achieved.

  Next, a third embodiment of the present invention will be described with reference to FIG. The figure shows a pole head type street light C, and FIG. 9 is a side view showing a cross section of the main body case. In addition, the same code | symbol is attached | subjected to the same or equivalent part as 1st and 2nd embodiment, and the detailed description is abbreviate | omitted.

  The street light C is composed of a main body case 1 and a column 5 as an attaching means. The configuration of the main body case 1 and the column 5 is the same as that of the street lamp B described above. The difference is that the louver 20 is provided, the mounting direction of the lamp 6, the configuration of the translucent cover 10, and the like.

  Therefore, these differences will be mainly described. A lamp support socket 8 is screwed to the top of the inner surface of the base body 1a. The lamp 6 is mounted downward on the lamp support socket 8.

  A support rod 21 for the louver 20 is suspended from the lamp support socket 8. A plurality of umbrella-shaped louvers 20 are attached to the support rod 21 at regular intervals. The louver 20 has a white coating on the inner surface, and has a function of reflecting light from the lamp 6 downward and suppressing leakage of light upward.

  Further, a light transmitting cover 10 having a substantially pyramid shape that is widened upward is screwed to the light projecting opening 9 of the lid 1b through a packing. The translucent cover 10 covers the lamp 6, the louver 20, and the like, and prevents water and the like from entering the main body case 1.

  The base portion 1a is rotated and opened upward with respect to the lid portion 1b with the hinge 11 as a center.

  As described above, according to the present embodiment, the main body case can be shared with the main body case of other types of street lamps, and the same effects as those of the first embodiment can be achieved.

  In addition, the support posts in the present embodiment and the support posts in the second embodiment are also shared, which is advantageous in terms of production costs.

  Next, a fourth embodiment of the present invention will be described with reference to FIG. This embodiment shows a different aspect of the main body case, and FIG. 10 is a side view showing the main body case in cross section.

  The main body case 100 includes a base portion 100a and a lid portion 100b. The base portion 100a has a substantially circular dish shape having a peripheral wall, and has a light projection opening 109 on the lower surface. A translucent cover 110 is provided on the portion 109. The lamp 6, the reflecting plate 7 and the like are attached to the base portion 100a.

  On the other hand, the lid body part 100b is an upper lid, is formed in a dome shape, and its outer peripheral part is screwed to the peripheral wall of the base part 100a by a plurality of screws 112.

  In maintenance such as lamp replacement, the screw 112 is removed, and the lid portion 1b, which is an upper lid, is removed from the base portion 1a. After completion of the work, the lid 1b is again arranged on the base 1a and the screw 112 is tightened to fix the lid 1b to the base 1a.

  The main body case 100 having the above-described aspect can be made common and adapted to the street lights A, B and C as described above, for example. In this case, it is only necessary to set the attachment site of the main body case 100 so that it can be attached to each attachment means.

  Next, a fifth embodiment of the present invention will be described with reference to FIGS. The figure shows a street light for two lights, FIG. 11 is a front view of an arm type, and FIGS. 12 and 13 are front views of a pole head type.

  FIG. 11 shows a street light for two lights in which the main body case 1 is connected to both sides of a substantially T-shaped arm 200.

  FIG. 12 shows a street light for two lights in which the above-mentioned street light B type is connected to both sides of the T-shaped arm 200.

  In FIG. 13, a street light for two lights in which the above-mentioned street light C type is connected to both sides of the T-shaped arm 200 is shown.

  Even in the embodiment described above, the main body case can be shared, and the desired effect can be achieved.

  Next, a sixth embodiment of the present invention will be described with reference to FIGS. The figure shows an arm type street lamp, and FIGS. 14 and 15 are bottom views showing light distribution characteristics. In addition, the same code | symbol is attached | subjected to the same or equivalent part as each above-mentioned embodiment, and the detailed description is abbreviate | omitted.

  First, the present embodiment employs a configuration in which the lamp support socket 8 can be moved. The lamp support socket 8 can be moved to the left and right, that is, can be moved up and down in the drawing, so that a desired light distribution characteristic can be obtained according to the installation place of the street lamp. .

  In FIG. 14, the lamp support socket 8 is located in the center, and the lamp 6 is arranged in the center accordingly. In this case, the light distribution 50 by the direct light from the lamp 6 and the reflected light from the reflecting plate 7 spreads almost symmetrically about the lamp 6.

  Further, as shown in FIG. 15, when the lamp support socket 8 is moved upward in the drawing and the lamp 6 is set, the lamp 6 is biased from the center, so that the light distribution 60 is biased. can do.

  Therefore, light distribution control can be performed according to the installation location and environment of the street lamp, and desired light distribution characteristics can be obtained.

  Also in the configuration of the present embodiment, the main body case can be shared, and the desired effect can be achieved.

  In the above embodiments, the so-called arm type and pole head type are broadly taken up and described, but the classification of the product types is not limited to this.

  Further, the attachment of the main body case to the attachment means may be performed not only directly but also indirectly through an intermediate member.

It is a side view of the arm type street lamp which shows embodiment of the illuminating device of this invention. It is a side view of the street light of the pole head type. It is a side view of a street light of the same pole head type. It is a side view which cuts and shows the main body case of the 1st embodiment. It is a bottom view of the first embodiment. It is a sectional side view for demonstrating the main body case of the 1st embodiment. It is a side view which cuts and shows the main body case of the 2nd embodiment. It is a front view of the second embodiment. It is a side view which cuts and shows the main body case of the 3rd embodiment. It is a side view which cuts and shows the main body case of the 4th embodiment. It is a front view of the street light of the arm type for 2 lights which shows the same 5th Embodiment. It is a front view of the streetlight of the pole head type for 2 lights which shows the 5th embodiment. It is a front view of the streetlight of the pole head type for 2 lights which similarly shows 5th Embodiment. It is a bottom view showing the light distribution characteristic of the sixth embodiment. It is a bottom view showing the light distribution characteristic of a 6th embodiment similarly.

Explanation of symbols

1 Body case
2, 5 Mounting means 4 Pole 6 Light source 9 Light projection opening 10 Translucent cover 13 Lighting device

Claims (3)

A body case containing a light source and having a light projection opening;
A translucent cover disposed in the light projecting opening;
An attachment means to which the main body case is attached;
The lighting device is characterized in that the main body case can be attached to different types of attachment means. 2. The luminaire according to claim 1, wherein a lighting device that turns on the light source is disposed in the attachment means. A lighting fixture according to claim 1 or claim 2;
A pole to which this luminaire is mounted;
An illumination device comprising:

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