JPH1139926A - Mounting adapters and lighting fixtures - Google Patents

Abstract

(57) [Summary] [Problem] Attach the mounting adapter to the hooking ceiling,
The ceiling-mounted lighting fixture for attaching the fixture body to the attachment adapter is thinned. SOLUTION: An instrument body 14 is attached to a hooking ceiling 1 via an attachment adapter 12. The engaging portion 35 of the mounting adapter 12 is connected to the engaging receiving portions 65, 66 provided on the mounting portion 57 of the instrument body 14.
Engage with any of A release button 33 for releasing the engagement between the engagement portion 35 and the engagement receiving portions 65 and 66 is provided on the lower surface of the mounting adapter 12.
Is provided. The end 33c of the operation portion 33a of the release button 33 is flush with the outer surface 25 of the lower surface of the mounting adapter 12.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mounting adapter and a luminaire using a hanging ceiling.

[0002]

2. Description of the Related Art Conventionally, as shown in FIG. 5, for example, various hanging ceilings have been used for installing a lighting fixture on a ceiling surface or the like. The hanging ceiling 1 shown in FIG. 5A is also called an embedded rosette, and is installed with a part embedded in a ceiling surface. The recessed ceiling 1 has a substantially cylindrical shape, and a pair of arc-shaped connection holes 2 and 2 are formed on the lower surface thereof. A connection fitting connected to the wire is provided. On both sides of the hooking ceiling 1, hooks 4 and 4 having a substantially L-shape are provided so that a heavy lighting equipment such as a lighting equipment weighing 5 kg or more can be engaged and held. It has become.

A round hooking ceiling 5 shown in FIG. 5 (b) is installed on the lower surface of the ceiling surface.
It is formed in a cylindrical shape having an outer diameter smaller than that of the hooking ceiling 1 shown in (a) and a larger protrusion from the ceiling surface.

Further, a rectangular hooking ceiling 6 shown in FIG. 5 (c) is also installed on the lower surface of the ceiling surface, has a substantially rectangular parallelepiped shape, and has substantially the same outer shape as the hooking ceiling 5 shown in FIG. 4 (b). It has a diameter dimension and a projection dimension from the ceiling surface.

[0005] Then, such a hooking sealing 1,
Japanese Patent Application Laid-Open Nos. 6-2
A lighting fixture described in 51610 is known. The lighting fixture includes a mounting adapter mounted on a hooking ceiling installed on a ceiling surface, and the mounting main body is engaged with and held by the mounting adapter. Also,
On the lower surface of the mounting adapter, a release button for releasing the engagement between the mounting adapter and the instrument body is projected.

[0006]

However, in the above-mentioned conventional configuration, the release button projects from the lower surface of the mounting adapter, for example, by about 10 mm, and there is a problem that it is difficult to reduce the thickness of the lighting device body. ing.

SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a mounting adapter and a lighting fixture which facilitate the thinning of the lighting fixture.

[0008]

According to a first aspect of the present invention, there is provided a mounting adapter comprising: an adapter body inserted into a mounting portion provided on a fixture body of a lighting fixture; and a hook provided on the adapter mounting face provided on the adapter body. A hook-and-ceiling connection portion connected to the ceiling; an engagement portion protruding from the adapter body so as to be able to advance and retreat and engaging with an engagement receiving portion provided on a mounting portion of the instrument body; And a release button for retracting the engaging portion to release the engagement between the engaging portion and the engagement receiving portion.

In this configuration, the mounting adapter is mounted on the hooking ceiling, the adapter body of the mounting adapter is inserted into the mounting portion of the instrument main body, and the engaging portion is engaged with the engagement receiving portion, thereby mounting the mounting adapter. The instrument body is attached to the instrument mounting surface via the adapter. By operating the release button, the engagement between the engagement portion and the engagement receiving portion is released, and the instrument body is detached from the adapter body. Since the release button has an end portion provided on substantially the same surface as the outer surface of the adapter main body, the mounting adapter is made thinner, which makes it easier to make the thinner main body and the like thinner and improves the external appearance. Incorrect operation is suppressed. Note that the end of the release button is provided substantially flush with the outer surface, but 2 mm to 3 mm
Any degree of protrusion or dent assembly error is acceptable.

According to a second aspect of the present invention, there is provided a mounting adapter which is inserted into a mounting portion provided on a fixture main body of a lighting fixture; and a hook which is provided on the adapter main body and is connected to a hooking ceiling provided on a fixture mounting surface. A sealing connection;
An engaging portion projecting from the adapter main body so as to be able to advance and retreat, and engaging with an engagement receiving portion provided on the mounting portion of the appliance main body; an end portion provided inside the outer surface of the adapter main body, and the engaging portion is retracted. And a release button for releasing the engagement between the engagement portion and the engagement receiving portion.

In this configuration, the mounting adapter is mounted on the hooking ceiling, the adapter body of the mounting adapter is inserted into the mounting portion of the instrument main body, and the engaging portion is engaged with the engaging receiving portion, thereby mounting the mounting adapter. The instrument body is attached to the instrument mounting surface via the adapter. By operating the release button, the engagement between the engagement portion and the engagement receiving portion is released, and the instrument body is detached from the adapter body. Since the release button has an end provided on the inner side of the outer surface of the adapter body, the mounting adapter is made thinner, which makes it easier to make the equipment body and the like thinner, improves the appearance, and suppresses erroneous operations. You.

According to a third aspect of the present invention, there is provided a lighting apparatus comprising: the mounting adapter according to the first or second aspect; and a device main body having a mounting portion to which the mounting adapter is mounted.

[0013] In this configuration, claim 1 or claim 2
Since the mounting adapter described above is provided, the release button does not protrude, and the thickness of the device main body and the like can be easily reduced, the appearance is improved, and erroneous operation is suppressed.

According to a fourth aspect of the present invention, in the lighting apparatus of the third aspect, at least one of the engaging portion and the engaging receiving portion is provided in multiple stages.

[0015] In this configuration, by selectively engaging the engaging portion and the engaging receiving portion, at least one of which is provided in multiple stages, the distance of the instrument main body from the instrument mounting surface on which the hooking seal is mounted. Is adjusted. Further, even when the adapter main body is largely inserted into the mounting portion of the appliance main body, the release button does not project, so that the appliance main body and the like can be made thin.

According to a fifth aspect of the present invention, there is provided the lighting apparatus according to the third or fourth aspect, further comprising a light control body for covering the main body of the lighting apparatus.

In this configuration, since the release button does not project, the light control body can be arranged close to the fixture body, and the lighting fixture can be made thin.

[0018]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a mounting adapter and a lighting device according to the present invention will be described below with reference to the drawings.

FIG. 1 is an exploded perspective view showing an embodiment of the lighting fixture of the present invention, FIG. 2 is a perspective view of the mounting adapter, FIG. 3 is a front view of the mounting adapter, and FIG. It is sectional drawing of an adapter. Note that the hooking ceilings 1, 5, and 6 are the same as in the conventional example, and description thereof will be omitted.

In FIG. 1, reference numeral 11 denotes a ceiling-mounted lighting fixture. This lighting fixture 11 has a ceiling surface A as a fixture mounting surface.
Using the ceiling 1 installed in the ceiling A
It is configured as a so-called easy-mounting ceiling light that is detachably installed in the camera.

The lighting fixture 11 has a mounting adapter 12 detachably mounted on the hooking ceiling 1, a fixture main body 14 detachably mounted on the mounting adapter 12, and a detachable fitting on the fixture main body 14. It is composed of a light control body 16 such as a shade to be mounted.

As shown in FIGS. 1 to 4, the mounting adapter 12 includes an adapter main body 21 having a shape in which a part of a cylinder is cut out to form planes parallel to each other. Then, from the upper surface of the adapter body 21, a pair of charging fittings 2 having a substantially L-shaped cross section as hooking sealing connection portions.
The charging fittings 22, 22 are inserted into the connection holes 2 of the hooking ceiling 6 and rotated by a predetermined angle so that the upper surface of the adapter body 21 contacts the lower surface of the hooking ceiling 6. In the contact state, the charging fittings 22 and 22 are electrically and mechanically connected to connecting fittings inside the hooking ceiling 6.

A rectangular through hole 24 is formed in the curved portion of the peripheral surface of the adapter main body 21 so as to face each other. A circular release hole 26 is formed.

Inside the adapter body 21, a pair of engaging members (locking pieces) 31, 31 on both sides, urging means 32, 32 such as a coil spring, and a release button (release button) are provided.
33 and so on are stored. Further, each of the engagement bodies 31 has a plate-shaped engagement portion 35 having a horizontal upper surface and an inclined lower surface.
Are formed integrally, and are inserted through the through holes 24 of the adapter body 21. The urging means 32, 32 are arranged inside the engaging members 31, 31 on both sides, and elastically push each of the engaging members 31, 31 to both sides. It is urged to protrude outside the adapter body 21.

Further, the release button 33 has an operation portion 33a inserted into the release hole 26, and arm portions 33b, 33b extending from the operation portion 33a toward the engagement members 31, 31 on both sides. I have. Then, when no operating force is applied, the end 33c, which is the lower surface of the operating portion 33a of the release button 33, is substantially flush with the outer surface 25 of the adapter body 21 via the release hole 26, and When the operating portion 33a of the release button 33 is pushed upward, the arms 33b, 33b are slidably pressed against the engaging members 31, 31, respectively, and each of the engaging members 31, 33 is pressed against the urging force of the urging means 32. 31 is retracted toward the inside of the adapter body 21. The end of the release button 33
33c is provided substantially flush with the outer surface 25, but 2 mm to 3 mm.
Assembling errors with protrusions or dents of the order of mm are acceptable.

Further, from the lower surface of the adapter body 21, an electric wire 41 electrically connected to the charging fittings 22, 22 is led out.
A power connector 42 is provided at the end of the electric wire 41.

The appliance main body 14 has a disk-shaped top plate 51. A lighting device (not shown) such as an inverter device is attached to the lower surface of the top plate 51, and a circular hole is formed in the center. A flange portion 53 is formed on the peripheral edge portion so as to extend downward.

Further, a reflector 54 is attached to the lower surface of the top plate 51. The reflector 54 is formed integrally with a reflector 55 as a reflector having a substantially spherical shape or the like, and a mounting portion 57 having a substantially cylindrical shape located at the center of the reflector 55. Have been.

The mounting portion 57 is open at the top and bottom, the upper end is the insertion opening of the mounting adapter 12, and the lower end is the window 62. In the vicinity of the upper end of the mounting portion 57, a first engagement receiving portion 65 protruding in a substantially annular shape inward is provided, and is provided below the first engagement receiving portion 65. At positions separated from each other by a predetermined dimension, second engagement receiving portions 66 projecting inward in a substantially annular shape protrude inward, and annular step portions each having a lower surface as a horizontal engagement surface are formed. . In addition, an annular concave groove is formed in an outer portion on the upper side of the first engagement receiving portion 65,
The circular hole 52 of the top plate 51 is fitted into this concave groove, and the reflector 54 is
Fixed to 51. Also, first and second engagement receiving portions
Either or both of the inner portions of the upper surfaces of 65 and 66 are inclined surfaces inclined inward and downward.

On the other hand, the reflector plate portion 55 of the reflector 54 is attached so as to cover the lighting device attached to the lower surface of the top plate 51. The lamp socket 71 for a fluorescent lamp connected to the lighting device is located on the outer surface of the reflection plate 55.
And a lamp holder 72, a pair of large and small annular fluorescent lamps (not shown) are mounted, and a lamp socket for an incandescent ball such as a bean ball is provided as necessary.

A connector power receiving portion 68 is formed at the lower end of the reflection plate portion 55 and faces downward or inside the mounting portion 57 and is electrically connected to the included lighting device.

Further, a contact member made of a sponge or the like, which is in close contact with the ceiling surface A and suppresses invasion of dust and insects, is attached in an annular shape on the top surface of the top plate 51 so as to surround the circular hole 52. ing.

The light control body 16 is formed of a material having a light transmitting property, and is formed in a curved surface bulging downward.

Next, the operation of attaching and detaching the lighting fixture 11 of the present embodiment will be described.

First, the mounting adapter 12 is electrically and mechanically connected to the hanging ceilings 1, 5, and 6 installed on the ceiling surface A.

When the recessed ceiling 1 shown in FIGS. 1 and 5 (a) is installed on the ceiling surface A, the mounting adapter 12 is inserted into the mounting portion 57 of the instrument body 14. , While the engaging portion 35 is in sliding contact with the mounting portion 57,
Is pushed up until it engages the first engagement receiving portion 65 located on the upper side to mechanically hold the instrument body 14 and connect the power connector 42 to the connector power receiving portion 68 to attach the mounting adapter.
12 and the lighting device of the appliance body 14 are electrically connected. Then, in this state, the lighting fixture 11 is directly mounted on the ceiling surface A with the top plate 51 of the fixture body 14 being separated from the ceiling surface A by a predetermined distance. After this, if necessary, the instrument body
The light control body 16 is attached to 14.

On the other hand, when the rectangular or round hooking ceilings 5 and 6 shown in FIG. 4C or 4B are installed on the ceiling surface A, the engaging portion 35 is moved to the upper position. 1
, And pushes up two stages until it engages with the lower second engagement receiver 66 located on the lower side, and performs an electrical connection operation. And in this state,
The lighting fixture 11 is directly mounted on the ceiling surface A with the top plate 51 of the fixture body 14 being separated from the ceiling surface A by a predetermined distance.

When the lighting apparatus 11 is removed, the power connector 42 is removed from the connector power receiving section 68 with the light control body 16 removed, and a hand or the like is inserted from the window section 62 into the mounting section 57. Then, the operation part 33a of the release button 33 of the mounting adapter 12 is pushed. Then, each engagement body 31 retreats inward, the engagement between the engagement portion 35 and each of the engagement receiving portions 65, 66 is released, and the instrument body 14 is easily removed from the mounting adapter 12. Subsequently, by turning the mounting adapter 12 and removing the mounting adapter 12 from the hooking ceilings 1, 5, and 6, the work of removing the lighting fixture 11 is completed.

According to the present embodiment, the engagement portion 35
With respect to the release button 33 for releasing the engagement between the engagement part 65 and the engagement receiving part 65, 66, the end 33c of the operation part 33a is
Since it does not protrude from 25 and is provided on the same surface as the outer surface 25 of the adapter body 21, the height of the mounting adapter 12 can be reduced, that is, the mounting adapter 12 can be made thin. So, the instrument body
For example, the thickness of the instrument body 14 can be made the same as the thickness of the mounting adapter 12, and the lower surface of the reflector 54 can be the outer surface 25 of the adapter body 21. As a result, the external appearance can be improved, and the operation unit 33a is less likely to be pressed abruptly, so that erroneous operation can be suppressed.

In this embodiment, at least one of the engagement portion 35 and the engagement receiving portions 65 and 66, and in this embodiment, the engagement receiving portions 65 and 66 are provided in multiple stages, so that the mounting Insert the adapter 12 into the mounting portion 57 of the instrument body 14,
By selectively engaging the engagement portion 35 of the mounting adapter 12 with one of the first and second engagement receiving portions 65 and 66,
Irrespective of the protrusion dimensions of the hooking ceilings 1, 5, and 6, the distance between the ceiling surface A and the fixture body 14 can be made constant, the lighting fixture 11 can be attached with good appearance, and the contact member can be attached to the ceiling face A. By properly adhering, it is possible to enhance the effect of suppressing intrusion of dust and insects. At this time, since the release button 33 does not protrude downward from the outer surface 25 of the adapter body 21, even when the adapter body 21 is largely inserted into the mounting portion 57, the release button 33 does not protrude downward,
The instrument body 14 can be made thin.

Furthermore, since the release button 33 does not protrude downward, the light control body 16 that covers the fixture main body 14 can be arranged close to the fixture main body 14, and the lighting fixture 11 can be made thin.

In the above-described embodiment, the end portion of the operation portion 33a of the release button 33 is operated when no operation force is applied.
Although the outer surface 25c of the adapter body 21 is flush with the outer surface 25c, for example, as shown by the line B in FIG. 3, the end portion 33c of the operating portion 33a of the release button 33 is removed when no operating force is applied. It can also be located inside the outer surface 25 of the adapter body 21. In this configuration, in addition to the effects of the above-described embodiment, the operation unit 33a is more difficult to be pressed abruptly,
Erroneous operation can be suppressed.

Further, in the above-described embodiment, the planar circular instrument body 14 to which the annular fluorescent lamp is mounted is used, but for example, a planar rectangular instrument body using a straight tube-shaped fluorescent lamp is used. You can also.

[0044]

According to the mounting adapter of the first aspect,
The instrument body can be attached to the instrument mounting surface via the attachment adapter, and by operating the release button, the engagement between the engaging portion and the engagement receiving portion can be released, and the instrument body can be removed from the adapter body. The release button has an end almost flush with the outer surface of the adapter body, so the mounting adapter can be made thinner, making it easier to make the equipment body thinner, improving the appearance and suppressing erroneous operations. it can.

According to the mounting adapter of the second aspect, the device main body can be mounted on the device mounting surface via the mounting adapter, and by operating the release button, the engagement between the engaging portion and the engagement receiving portion is achieved. Can be released to remove the instrument body from the adapter body. Since this release button is provided with the end inside the outer surface of the adapter body, the mounting adapter can be made thinner, and the equipment body etc. can be made thinner,
The appearance can be improved and erroneous operations can be suppressed.

According to the lighting apparatus of the third aspect, since the mounting adapter of the first or second aspect is provided, the release button does not protrude, the apparatus body can be easily made thin, and the appearance is improved. And erroneous operation can be suppressed.

According to the lighting device of the fourth aspect, in addition to the effect of the third aspect, at least one of the engaging portion and the engaging receiving portion is provided in multiple stages, so that the engaging portion and the engaging receiving portion are separated. By selectively engaging, it is possible to adjust the distance of the instrument body from the instrument mounting surface to which the hooking ceiling is attached. Further, even when the adapter body is largely inserted into the mounting portion of the appliance body, the release button does not project, so that the appliance body and the like can be made thin.

According to the lighting apparatus of the fifth aspect, in addition to the effect of the third or fourth aspect, since the release button does not project, the light control body covering the apparatus main body can be arranged close to the apparatus main body. It is possible to make the lighting equipment thinner.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view showing an embodiment of a lighting fixture of the present invention.

FIG. 2 is a perspective view of the mounting adapter.

FIG. 3 is a front view of the mounting adapter.

FIG. 4 is a cross-sectional view of the mounting adapter.

FIG. 5 is a perspective view showing a hooking ceiling. (A) is an embedded hook-type ceiling (b) is a round hook-type ceiling (c) is a square hook-type ceiling

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Hanging ceiling 11 Lighting fixture 12 Mounting adapter 14 Fixture body 16 Light control body 21 Adapter body 22 Charging bracket as hooking ceiling connection part 25 Outer surface 33 Release button 33c End 35 Engagement part 57 Attachment part 65, 66 Engagement receiving Part A Ceiling surface as equipment mounting surface

Claims (5)

[Claims] 1. An adapter body inserted into a mounting portion provided on a fixture main body of a lighting fixture; a hook sealing connection portion provided on the adapter main body and connected to a hook ceiling installed on a fixture mounting surface; An engaging portion that projects from and retracts to engage with an engaging receiving portion provided on the mounting portion of the device main body; an end portion is provided on substantially the same surface as the outer surface of the adapter main body, and the engaging portion is retracted. A release button for releasing the engagement between the engagement portion and the engagement receiving portion. 2. An adapter main body inserted into a mounting portion provided on a fixture main body of a lighting fixture; a hook sealing connection portion provided on the adapter main body and connected to a hook ceiling provided on a fixture mounting surface; An engagement portion that projects from the front and back and that engages with an engagement receiving portion provided on the mounting portion of the instrument body; an end portion provided inside the outer surface of the adapter body to retract the engagement portion to engage the engagement portion; A release button for releasing the engagement between the mating portion and the engagement receiving portion; 3. A lighting device comprising: the mounting adapter according to claim 1; and a device main body having a mounting portion to which the mounting adapter is mounted. 4. The lighting apparatus according to claim 3, wherein at least one of the engaging portion and the engaging receiving portion is provided in multiple stages. 5. The lighting device according to claim 3, further comprising a light control body covering the device main body.