JP4730331B2 - Lighting device - Google Patents

Description

The present invention relates to an improvement of an illuminating device, and more particularly to an illuminating device including an optical compensator until a light flux at the beginning of lighting of a discharge lamp is stabilized.

Conventionally, as a lighting fixture equipped with a light-compensating light source, an illumination reflector is supported on a fixture body that is equipped with a high-intensity discharge lamp, and an auxiliary light source is provided on the inner surface of the illumination reflector. Has been invented (Patent Document 1). The lighting fixture described in Patent Document 1 includes a ballast for turning on a high-intensity discharge lamp and a light compensation device for turning on an auxiliary light source separately from the fixture body, separately on the ceiling of a building, etc. It is arranged in.
Moreover, the thing of the structure which comprised integrally the instrument main body formed by mounting | wearing a high-intensity discharge lamp, the optical compensation apparatus, and the auxiliary light source is invented (patent document 2).
JP-A-2-106805 JP-A-10-334725

By the way, according to the invention described in Japanese Patent Laid-Open No. 2-106805 described above, the ballast and the optical compensator are arranged on the ceiling or the like separately from the main body of the instrument, so that a place for mounting the ballast and the optical compensator is secured. Is often difficult.
On the other hand, according to the invention described in Japanese Patent Application Laid-Open No. 10-334725, when the instrument main body, the ballast, and the optical compensation device are configured integrally, the disadvantages of the invention described in Japanese Patent Application Laid-Open No. 2-106805 are eliminated, but the light source It is necessary to prepare a number of instrument bodies corresponding to the kind of wattage, and there is a disadvantage that inventory management becomes complicated. In addition, the mounting interval of the lighting fixtures equipped with the light compensation light source is usually required to be mass-produced because about 10 lighting fixtures not equipped with the light compensation light source are mounted and arranged at intervals. Has the disadvantage of being less expensive. Furthermore, if the fixture body, ballast, and optical compensator are configured integrally, the optical compensator containing electrical components with a relatively low heat-resistant temperature must be configured so as not to be affected by the heat generated by the light source. is there.

  SUMMARY OF THE INVENTION An object of the present invention is to provide an illuminating device in which an optical compensator can be attached and detached as needed between an illuminating device including a fixture body and a ballast.

In order to solve the above problems, the present invention has the following configuration. The first aspect of the present invention is to turn on a light source, a cylindrical luminaire main body that supports a socket for mounting a light source, a reflector that is fixed to the luminaire main body, and a light compensation lamp is disposed on the inner surface. And a ballast housing body that houses the ballast.
An optical compensation control device storage body containing the optical compensation control device is detachably mounted between the support attached to the luminaire main body and the ballast storage body.
According to the first aspect of the present invention, the complexity of inventory management is eliminated, and the fixture body and the ballast can be used together, so that the lighting device can be configured at a relatively low cost.

According to a second aspect of the present invention, at least one of the support body attached to the luminaire main body and the light compensation control device housing body or between the light compensation control device housing body and the ballast housing body has a space. It is.
According to the second aspect of the present invention, heat transmitted to the optical compensation control device housing can be suppressed, and the components of the optical compensation control device housed in the optical compensation control device housing are protected from high heat.

According to a third aspect of the present invention, the optical compensation control device storage body and the ballast storage body are configured such that the angle of the light compensation control device storage body and the ballast storage body can be varied with respect to the luminaire main body that supports the reflecting mirror.
According to invention of Claim 3, according to the conditions of the installation place of an illuminating device, an illuminating device can be installed.

According to a fourth aspect of the present invention, a support is rotatably attached to the luminaire main body, a lead wire is drawn from the support, and connected to a socket formed by mounting a light compensation lamp arranged on the inner surface of the reflecting mirror. It is.
According to the fourth aspect of the present invention, the lead wire is short when the lighting fixture body is rotated, and the lead wire is not twisted, and the lighting fixture body can be easily rotated.

According to a fifth aspect of the present invention, the corresponding surface on the support side of the optical compensation control device housing and the ballast housing has the same support mechanism, and the optical compensation control device housing or the ballast housing All the bodies are configured so that they can be directly supported by the support. According to the fifth aspect of the present invention, the ballast storage body and / or the optical compensation control device storage body can be easily attached to and detached from the support body attached to the luminaire main body with the same structure.

According to the present invention, it is possible to attach and remove the optical compensation control device housing as needed between the lighting device including the fixture body and the ballast, so that inventory management becomes complicated. In addition, since the parts of the lighting device can also be used, it can be constructed at a low cost and can be easily installed on a ceiling surface or the like.

  The best mode of the present invention will be described below with reference to FIGS.

1 is a front view of a lighting device according to the present invention, FIG. 2 is an exploded perspective view of a main part of the lighting device of FIG. 1, FIG. 3 is an exploded perspective view of FIG. 2 viewed from a different viewpoint, and FIG. 5 is an enlarged perspective view of the support plate on the upper surface of the compensation control device housing, FIG. 5 is a front view of the lighting device according to the present invention when the optical compensation control device housing is not disposed, and FIG. 6 is another view of the lighting device according to the present invention. FIG. 7 is a circuit diagram of a lighting device according to the present invention when an optical compensation control device is incorporated. 1 to 3, reference numeral 1 denotes a cylindrical lighting fixture body that supports a socket 3 to which a light source 2 is mounted, and is made of, for example, an aluminum casting. Reference numeral 4 denotes a heat radiating fin formed integrally with the outer wall of the luminaire main body 1. As the light source, for example, a high-pressure discharge lamp of 400 watts is used. Reference numeral 5 denotes a support attached to the upper part of the luminaire main body 1 and is configured to be fixed by a fastening bolt 6. Further, the support 5 is configured to be pivotally attached to the luminaire main body 1 so as to be rotatable. When the support 5 is configured to be rotatable, the support 5 is configured to rotate within a range of up to 90 degrees with respect to the luminaire main body 1.

Reference numeral 10 denotes a rotating paraboloid reflecting mirror formed by opening a lower surface supported by the luminaire main body 1. The reflecting mirror may be configured as a paraboloid having a plurality of small surfaces connected to each other to control light distribution. An optical compensation lamp 11 is arranged on the inner side surface of the reflecting mirror 10 and is configured using, for example, a 250 watt halogen lamp. Reference numeral 12 denotes a small socket for mounting the light compensation lamp 11. Reference numeral 13 denotes a lead wire connected from the support 5 to the small socket 12 on the inner surface of the reflecting mirror.

Reference numeral 20 denotes a ballast for turning on the light source 2 and is housed in a box-shaped ballast housing 21. The ballast container 21 is configured as a dual-purpose type so as to accommodate a 250-watt electronic ballast and a 400-watt electronic ballast. Reference numeral 22 denotes an optical compensation control device storage body 23 configured to be freely attached and detached between the support body 5 attached to the luminaire main body 1 and the ballast storage body 21. It is housed and configured inside. When the light compensation control device 22 supported by the support 5 and the light compensation lamp 11 are arranged close to each other in this manner, the wiring length of the lead wire can be shortened and the light fixture main body 1 is supported. When the body 5 is rotated, the lead wire connecting the light compensation control device 22 and the light compensation lamp 11 housed in the light compensation control device housing body 23 can be easily turned without being twisted. Become. Further, a space 24 or a space 25 is provided between the support 5 attached to the luminaire main body 1 and the light compensation controller housing 23 or between the light compensation controller housing 23 and the ballast housing 21. Configured. The space 24 or the space 25 may be either one when the light source or the ballast 20 with a small calorific value is used. By using the space 24 or the space 25, heat conduction to the optical compensation control device housing 23 is reduced due to the heat dissipation action of the space, and the electricity with low heat resistance temperature housed in the optical compensation control device housing 23 is reduced. Parts can be protected. Further, heat radiation fins are integrally formed on the outer walls of the ballast housing 21 and the optical compensation controller housing 23.

  FIG. 7 is a known circuit diagram implemented in the present invention incorporating an optical compensation controller. In FIG. 7, 100 is a power source, 20 is a ballast, 2 is a light source connected via the ballast 20, and 22 is a light compensation controller, which controls the lighting of the light compensation lamp 11. According to the illuminating device, the light compensation control device 22 detects the current on the secondary side of the high pressure discharge lamp 2 and turns on the light compensation lamp 11 until the luminous flux of the high pressure discharge lamp 2 is stabilized.

Next, the support structure of the support body 5, the optical compensation control device storage body 23, and the ballast storage body 21 will be described. The support structure of the corresponding surface on the support 5 side of the optical compensation control device storage body 23 and the ballast storage body 21 has the same support mechanism as shown in FIGS.
2 to 4, reference numeral 30 denotes a support plate configured on the corresponding surface side of the ballast housing 21 of the light compensation control device housing 23, and a slight amount between the support plate 23 and the light compensation control device housing 23. It is arranged with a space. Reference numeral 31 denotes an engaging piece formed on the upper surface of the support plate 30, and four pieces are formed as a set. Reference numeral 32 denotes a screw tightening hole for supporting the optical compensation control device storage body 23 and the ballast storage body 21. Reference numeral 33 denotes a hole for engaging the elastic protrusion 34 provided on the lower surface of the ballast housing 21. The elastic protrusion 34 is engaged with the air hole 33 so that the coupling between the optical compensation control device housing body 23 and the ballast housing body 21 is made strong. A connector 35 is disposed on the upper surface of the optical compensation controller housing 23 and is electrically connected to the electronic ballast 20.
In FIG. 3, reference numeral 40 denotes a hole configured on the corresponding surface side of the light compensation control device storage body 23 of the ballast storage body 21, and four holes are configured as a set, and are formed on the upper surface of the support plate 30. The engaging piece 31 formed is engaged.

Next, as shown in FIG. 2, the support structure of the support 5 on the corresponding surface of the optical compensation control device storage body 23 is the same as the support structure of the optical compensation control device storage body 23 and the ballast storage body 21. is there. In FIG. 2, reference numeral 41 denotes an engaging piece formed on the upper surface of the support 5, and four pieces are formed as a set. The engaging piece 41 is engaged with a set of four holes 50 formed on the corresponding surface of the ballast housing 21 or the support 5 side of the optical compensation controller housing 23. Reference numeral 51 denotes an optical compensation controller housing 23 and a screw tightening hole for supporting the support 5.
Reference numeral 52 denotes a hole for engaging the elastic protrusion 53 provided on the lower surface of the optical compensation control device housing 23. An elastic protrusion 53 is engaged with the hole 52 so that the optical compensation control device housing 23 and the support 5 are firmly connected. Reference numeral 54 denotes a connector disposed on the upper surface of the support 5, and the optical compensation controller housing 23 and the light source 2 are electrically wired.

As described in the first embodiment, the corresponding surfaces of the optical compensation control device storage body 23 and the ballast storage body 21 on the support body 5 side are configured to have the same support mechanism, and as shown in FIG. In addition, the optical compensation control device housing 23 can be omitted, and the ballast housing 21 can be directly engaged with the support 5. According to the second embodiment, the optical compensation controller housing, the optical compensation lamp, the socket of the optical compensation lamp, and the lead wire are omitted. According to the second embodiment, it is possible to attach and remove the optical compensation control device housing as necessary, so that it can be used at low cost because the parts of the lighting device can be used together, and the inventory management is complicated. Never become. Each component used in the second embodiment is the same as that in the first embodiment.

As shown in FIG. 6, the light compensation control device storage body 23 and the ballast storage body 21 in the lighting device described in the first embodiment can change the angle with respect to the lighting fixture body 1 that supports the reflecting mirror 10. It is constituted as follows. In FIG. 6, each component used in the third embodiment that is tightened with the tightening bolt 6 when the optical compensation control device housing 23 and the ballast housing 21 are rotated to change the angle is shown in FIG. Is the same.
According to the third embodiment, the lighting device can be installed according to the conditions of the installation location of the lighting device.

The front view of the illuminating device which concerns on this invention. The disassembled perspective view of the principal part of the illuminating device of FIG. FIG. 3 is an exploded perspective view when FIG. 2 is viewed from a different viewpoint. Enlarged perspective view of the support plate on the upper surface of the optical compensation controller housing The front view which shows the other Example of the illuminating device which concerns on this invention. The perspective view of the other usage example of the illuminating device which concerns on this invention. The well-known circuit diagram of the illuminating device when an optical compensation control apparatus is incorporated.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Lighting fixture body 2 Light source 3 Socket 4 Radiation fin 5 Support body 6 Fastening bolt 10 Reflection mirror 11 Light compensation lamp 12 Small socket 13 Lead wire 20 Ballast 21 Ballast housing body 22 Light compensation control device 23 Light compensation control device housing 24 Space 25 Space 100 Power supply 30 Support plate 31 Engagement piece 32 Screw tightening hole
33 Hole 34 Elastic projection 35 Connector 40 Hole 41 Engagement piece 50 Hole 51 Screw tightening hole 52 Hole 53 Elastic protrusion 54 Connector

Claims (5)

Houses a cylindrical luminaire body that supports a socket for mounting a light source, a reflector that is fixed to the luminaire body and has a light compensation lamp on the inner surface, and a ballast for lighting the light source. A ballast housing body, and a light compensation control device housing body for housing the light compensation control device is attached to and detached from a support body attached to the lighting fixture body and the ballast housing body. An illumination device characterized by being freely configured. It is characterized in that at least one of the support body attached to the luminaire main body and the light compensation control device housing body and at least one between the light compensation control device housing body and the ballast housing body has a space. The lighting device according to claim 1. 3. The illumination according to claim 1, wherein the light compensation control device storage body and the ballast storage body are configured so that an angle thereof can be varied with respect to a luminaire main body that supports the reflecting mirror. apparatus. The support body is rotatably attached to the luminaire main body, the lead wire is pulled out from the support body, and the light compensation lamp formed on the inner surface of the reflecting mirror is connected to a socket formed by mounting. The lighting device according to claim 1. The corresponding surface on the support side of the optical compensation control device storage body and the ballast storage body is configured to have the same support mechanism, and either the optical compensation control device storage body or the ballast storage body is directly connected to the support body. The illumination device according to claim 1, wherein the illumination device is configured to be supported.

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