JP2011150971A - Lighting apparatus - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a lighting apparatus capable of securing safety by showing a correct method for use to a user. <P>SOLUTION: The lighting apparatus 10 includes a lighting apparatus body 11, an LED emission part 12 provided on the lighting apparatus body 11, and a double-hollow shade 14 having a communication part 29 making the inside communicate with the outside, a light guide 25 provided on an inner cylinder 15, and openable/closable insertion portions 27, 30 permitting the insertion of a decoration material 20 into an outer cylinder 16, capable of opening and closing the openable/closable insertion portions 27, 30. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to a lighting apparatus applied to a pendant that gives an accent to the atmosphere of a room by being suspended from a ceiling, for example.

  As an example of a conventional lighting fixture, there is one in which a plurality of translucent panels are arranged at predetermined intervals around a light source (for example, see Patent Document 1).

Japanese Patent Laying-Open No. 2005-174891 (FIG. 1, claim 1)

In the conventional lighting fixture disclosed in Patent Document 1, a three-dimensional model is stored in a space formed between a plurality of panels. However, in the conventional lighting device disclosed in Patent Document 1, it cannot be said that the user does not put sand or water in the space, and when sand or water is put in the space, In addition to being unable to dissipate the heat generated by the light source, there is a risk of leakage when water is introduced into the space.
Therefore, in the conventional lighting fixture disclosed in Patent Document 1, it is difficult to ensure the security of the electric appliance.

  The present invention has been made to solve the above-described problems, and an object of the present invention is to provide a lighting apparatus capable of ensuring safety by showing a correct usage method to a user. .

  The lighting fixture according to the present invention has a fixture main body, an LED light emitting portion provided in the fixture main body, a communication portion that is double hollow and communicates inside and outside, and a light guide portion is provided in the inner cylindrical portion. An insertion portion into which the decorative material can be inserted is provided in the outer cylindrical portion, and the insertion portion can be opened and closed.

In the present invention, even if the user has put sand, water, etc. from the insertion portion, since sand, water, etc. are discharged from the communication portion, You are encouraged not to enter.
Accordingly, in the present invention, safety can be ensured by showing the user a correct method of use so that sand, water, etc. cannot be put through the insertion portion.

  The lighting fixture which concerns on this invention is the said lighting fixture, WHEREIN: As for the said light guide part, the light guide sheet is mounted | worn with the said inner cylinder part.

In the present invention, the light from the LED light emitting portion is surface-emitted from the inner cylinder member by the light guide sheet.
Therefore, in the present invention, the light from the LED light emitting portion is surface-emitted from the tube portion on the inside, so that it is possible to produce bright light as a whole.

  The lighting fixture which concerns on this invention is the said lighting fixture, WHEREIN: As for the said light guide part, the said inner cylinder part is shape | molded with the light guide material.

In the present invention, the light from the LED light emitting part travels inside using the inner cylindrical part as a light guide.
Therefore, in the present invention, it is possible to produce a light effect on the entire inner cylindrical portion.

  The lighting fixture which concerns on this invention is the said lighting fixture, The said insertion part is provided in the upper part of the said shade.

  In the present invention, since the decorative material is inserted from the insertion portion at the top of the shade, even if the decorative material is dropped, the decorative material is not dropped to the outside. Can prevent damage.

  The lighting fixture which concerns on this invention is the said lighting fixture, The said insertion part is provided in the lower part of the said shade.

  In the present invention, since the decorative material is inserted from the insertion portion at the lower part of the shade, for example, the decorative material can be reliably inserted while checking the state of the decorative material from the floor surface side.

According to the lighting apparatus of the present invention, even if the user has put sand or water from the insertion portion, the sand or water is discharged from the communication portion, You are encouraged not to add sand or water.
Thereby, according to the lighting fixture of this invention, the effect that safety | security can be ensured by showing a correct usage method with respect to a user so that sand, water, etc. cannot be put in from an insertion part. Have.

The side view of the lighting fixture of 1st Embodiment which concerns on this invention The top view which removed the upper cover of the lighting fixture of FIG. Bottom view of the lighting fixture of FIG. Vertical sectional view of the luminaire of FIG. Vertical sectional view of the fixture body of the lighting fixture of FIG. 1 is an external perspective view of a decorative material applied to the lighting apparatus of FIG. The side view of the lighting fixture of 2nd Embodiment which concerns on this invention FIG. 7 is a vertical sectional view of the lighting apparatus. The vertical sectional view of the lighting fixture of a 3rd embodiment concerning the present invention. The vertical sectional view of the lighting fixture of a 4th embodiment concerning the present invention

Hereinafter, the lighting fixture which concerns on several embodiment of this invention is demonstrated with reference to drawings.
(First embodiment)
The lighting fixture 10 which is 1st Embodiment of this invention is the fixture main body 11, the LED light emission part 12 which has several LED13, a double hollow, and an inner cylinder member (inner cylinder part) 15 and an inner cylinder. The ceiling 15 is provided with a shade 14 having an outer cylinder member (outer cylinder part) 16 separate from the member 15, an upper lid 17, a lower lid 18, a ceiling mounting member 19, and a decoration material 20. Applies to pendants that are suspended from surface 1 and installed.
As shown in FIGS. 1, 2, and 3, the instrument main body 11 includes an instrument main body cover 21 that is formed in a cylindrical shape, and a power supply wire 22 is drawn upward from the center of the upper part. A support member 23 is screwed into the instrument main body cover 21 from the outer cylinder member 16 through the inner cylinder member 15 at positions at intervals of 120 degrees on the outer circumference around the lower end edge. The inner cylinder member 15 is formed in a cylindrical shape having an inner diameter dimension D2 that is larger than the outer diameter dimension D1 of the instrument body cover 21 of the instrument body 11. The outer cylinder member 16 is formed in a cylindrical shape having an outer diameter D5 having an inner diameter D4 larger than the outer diameter D3 of the inner cylinder member 15.

  As shown in FIG. 4, the inner cylinder member 15 is molded using a light guide material made of a resin material (acrylic), and the outer cylinder member 16 is molded using a resin material (acrylic) having translucency. ing. The inner cylinder member 15 is provided with a light guide unit 25 on which a light guide sheet 24 is mounted. Between the outer peripheral surface of the inner cylinder member 15 and the inner peripheral surface of the outer cylinder member 16, an accommodating portion 26 capable of accommodating the decoration material 20 is provided. The upper lid 17 is a circle having an inner diameter dimension that is substantially equal to the outer diameter dimension D5 of the outer cylinder member 16 and slightly larger than the outer diameter dimension D3 of the inner cylinder member 15 by a plated metal plate member. The upper insertion part 27 of the accommodating part 26 is closed by being fitted into the inner peripheral surface of the upper end of the inner cylinder member 15. Since the upper lid 17 is detachable, the upper insertion portion 27 of the housing portion 26 is opened by being removed from the inner cylinder member 15 as necessary. Since the upper lid 17 is disposed so as to cover the upper portion of the shade 14, it is possible to prevent flying creatures such as insects and dust from entering the housing portion 26 during use.

  Similarly to the upper lid 17, the lower lid 18 has an outer diameter dimension D 3 of the inner cylinder member 15 that is slightly smaller than the outer diameter dimension D 5 of the outer cylinder member 16 by a plated metal plate member. The inner cylinder member 15 is formed in an annular shape having a slightly larger inner diameter, and is inserted into the inner peripheral surface of the lower end of the inner cylinder member 15 so that the screw 28 is screwed into the inner cylinder member 15 to be attached to and detached from the inner cylinder member 15. Screwed freely. Since the lower lid 18 has an outer diameter that is slightly smaller than the outer diameter D5 of the outer cylinder member 16, sand, water, or the like is placed between the outer peripheral surface of the lower lid 18 and the inner peripheral surface of the outer cylinder member 16. A communication portion 29 for allowing passage is formed. The lower lid 18 removes the support member 23 and shifts the outer cylinder member 16 upward, then loosens the screw 28 and is removed from the inner cylinder member 15 to open the lower insertion portion 30 of the accommodating portion 26.

  As shown in FIG. 5, the instrument body 11 is provided with an LED light emitting unit 12 having a plurality of LEDs 13 at the lower end of the instrument body cover 21, and a DC power supply circuit 31 is accommodated in the instrument body cover 21. . The LED light emitting unit 12 is mounted on the LED substrate 32 with the LED 13 having a color selected from R, G, and B, and converts direct light from the LED 13 into diffused light on the optical axis of the LED 13. The optical lens 33 is assembled. The LED substrate 32 is electrically connected to the DC power supply circuit 31. The DC power supply circuit 31 is electrically connected to the power supply wiring 22.

  As shown in FIG. 6, the decorative material 20 has a desired image 35 drawn on a translucent paper material 34, for example, and is inserted into the accommodating portion 26 in a state of being rounded into a cylindrical shape. At this time, the decorative material 20 can be inserted into the accommodating portion 26 from the upper insertion portion 27 that is opened by removing the upper lid 17 and removing the support member 23. Further, the decoration member 20 can be inserted from the lower insertion portion 30 into the accommodation portion 26 by removing the support member 23 and shifting the outer cylinder member 16 upward and then loosening the screw 28 to remove the lower lid 18. As the decoration material 20, various images and photographs that match the atmosphere of the room as the image 35, advertisements for store advertisements, and the like are applied. In addition, as the decoration material 20, instead of the paper material 34 on which the image 35 is drawn, a user's original article such as a bag of bags, dried flowers, various cloths, various trees, flowers, leaves, beads, etc. is applied. be able to.

  Such a lighting fixture 10 is installed by being suspended from the ceiling construction surface 1 by attaching the ceiling attachment member 19 to the ceiling construction surface 1. When commercial power is supplied from the power supply wiring 22 to the DC power supply circuit 31 through an external circuit, the DC power supply circuit 31 converts the commercial power into DC power, which is applied to the LED board 32 and the LED 13 emits light. The light from the LED 13 is irradiated toward the lower floor surface and is uniformly emitted from the inner cylinder member 15 via the light guide sheet 24 of the inner cylinder member 15, thereby being accommodated in the accommodating portion 26. An effect of the light in the room is performed by a shadow picture by the image 35 of the decorative material 20 being displayed. At this time, even if the user inserts sand, water, or the like into the accommodating portion 26, the sand, water, or the like is discharged from the communicating portion 29.

In the lighting device 10 according to the first embodiment of the present invention, even if the user puts sand, water, or the like into the accommodating portion 26, sand or water is discharged from the communicating portion 29. On the other hand, it is urged not to put sand or water into the accommodating portion 26.
Therefore, in the lighting fixture 10 of 1st Embodiment of this invention, safety | security can be ensured by showing a correct usage method with respect to a user so that sand, water, etc. cannot be put into the accommodating part 26. FIG. it can.

In the lighting fixture 10 of the first embodiment of the present invention, light from the LED 13 of the LED light emitting unit 12 is surface-emitted from the inner cylinder member 15 by the light guide sheet 24.
Therefore, in the lighting fixture 10 according to the first embodiment of the present invention, the light from the LED 13 is surface-emitted from the inner cylinder member 15, so that it is possible to produce a bright light as a whole.

In the luminaire 10 according to the first embodiment of the present invention, light from the LED 13 travels through the inner cylinder member 15 as a light guide.
Therefore, in the lighting fixture 10 according to the first embodiment of the present invention, it is possible to produce a light effect on the entire inner cylinder member 15.

  In the lighting fixture 10 according to the first embodiment of the present invention, the upper cover 17 is removed and the decorative material 20 is inserted from the upper insertion portion 27 of the shade 14 into the storage portion 26. Even if it falls to 26, since the decoration material 20 is not dropped outside, damage to the decoration material 20 can be prevented.

  In the luminaire 10 according to the first embodiment of the present invention, the lower lid 18 is removed and the decorative material 20 is inserted from the lower insertion portion 30 of the shade 14 into the accommodating portion 26. The decorative material 20 can be reliably inserted into the accommodating portion 26 while checking the state.

(Second Embodiment)
Next, the lighting fixture of 2nd Embodiment of this invention is demonstrated. In the following embodiments, components that are the same as those in the first embodiment described above or functionally similar components are simplified or omitted by giving the same reference numerals or equivalent symbols in the drawings. To do.

  As shown in FIGS. 7 and 8, the luminaire 40 according to the second embodiment of the present invention is installed on the ceiling construction surface 1 without putting the ornament 20 or the like in the housing portion 26. The lighting fixture 40 may not use the lower lid 18.

  The lighting fixture 40 of 2nd Embodiment of this invention has an effect similar to 1st Embodiment. In particular, in the present embodiment, a simple light effect can be performed by using the light guide portion 25 that does not have the decorative material 20 in the housing portion 26.

(Third embodiment)
Next, the lighting fixture of 3rd Embodiment of this invention is demonstrated.
As shown in FIG. 9, the luminaire 50 according to the third embodiment of the present invention extends from the outer cylinder member 16 through the inner cylinder member 15 at positions of 120 degrees on the outer circumference near the upper edge of the apparatus body cover 21. The support member 23 is screwed, and only the lower lid 18 is detachably attached to the inner cylinder member 15 without the upper lid 17.

  The lighting fixture 50 of 3rd Embodiment of this invention has an effect similar to 1st Embodiment. In particular, in this embodiment, since the instrument main body 11 is not exposed above the shade 14, a smart appearance can be obtained.

(Fourth embodiment)
Next, the lighting fixture of 4th Embodiment of this invention is demonstrated.
As shown in FIG. 10, the lighting fixture 60 of 4th Embodiment of this invention is equipped with the shade 61 by which the inner cylinder member 62 and the outer cylinder member 63 were integrally molded. The shade 61 is provided with an accommodating portion 26 having a bottom plate 64 between the outer peripheral surface of the inner cylindrical member 62 and the inner peripheral surface of the outer cylindrical member 63, and a communication portion 29 is formed in a part of the bottom plate 64. Yes.

  The lighting fixture 60 of 4th Embodiment of this invention has an effect similar to 1st Embodiment. In particular, in the present embodiment, since the inner cylinder member 62 and the outer cylinder member 63 are integrally formed, productivity can be improved by significantly reducing the number of production steps.

  In addition, the instrument main body 11, the LED light emission part 12, the ceiling attachment member 19, etc. which were used in each said embodiment are not limited to what was illustrated, and can be changed suitably.

10, 40, 50, 60 Lighting fixture 11 Appliance main body 12 LED light emitting portion 14, 61 Sade 15, 62 Inner cylinder member (inner cylinder portion)
16, 63 Outer cylinder member (outer cylinder part)
20 decoration material 24 light guide sheet 25 light guide part 27 upper part insertion part (insertion part)
29 Communication part 30 Lower insertion part (insertion part)

Claims (5)

An instrument body;
LED light emitting part provided in the instrument body;
It is a double hollow and has a communication part communicating with the inside and outside, a light guide part is provided on the inner cylinder part, an insertion part into which a decorative material can be inserted is provided on the outer cylinder part, and the insertion part is An openable and closable shade,
Lighting equipment comprising.   The lighting apparatus according to claim 1, wherein the light guide unit includes a light guide sheet attached to the inner cylindrical part.   The said light guide part is a lighting fixture of Claim 1 in which the said inner cylinder part is shape | molded with the light guide material.   The lighting device according to any one of claims 1 to 3, wherein the insertion portion is provided in an upper portion of the shade.   The lighting device according to claim 1, wherein the insertion portion is provided at a lower portion of the shade.

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