JP3432746B2 - Ceiling-mounted lighting fixture mounting device - Google Patents

Description

Description: BACKGROUND OF THE INVENTION [0001] 1. Field of the Invention [0002] The present invention relates to a ceiling-mounted lighting fixture mounting apparatus having a remote control function. 2. Description of the Related Art In a conventional luminaire having a remote control (hereinafter, referred to as a remote control) function, a light receiving sensor unit for receiving a signal from a transmitter includes a remote control unit body having a circuit board for the remote control. It is provided in. On the other hand, the lighting fixture mounting device for mounting the lighting fixture to the ceiling is fitted and arranged at the center of the lighting fixture, so that the light receiving sensor unit is arranged at the center of the lighting fixture. Not. For this reason, there have been problems in light receiving sensitivity of the light receiving sensor unit, deviation in directivity with respect to the transmitter, and reception noise. [0003] A first object of the present invention is to dispose a light receiving sensor in the center of an instrument body to improve light receiving sensitivity, directivity, and receiving noise. It is an object of the present invention to provide a lighting fixture mounting device which can be directly mounted on a ceiling. A second object of the present invention is to provide a ceiling-mounted lighting fixture mounting apparatus which can secure a degree of freedom in the arrangement of a remote control unit main body with respect to a lighting fixture main body. SUMMARY OF THE INVENTION [0005] A lighting fixture mounting apparatus for directly mounting a ceiling according to the present invention is mounted on a hanging ceiling and detachably mounts and supports a lighting fixture main body. In order to solve the problem, a remote control unit main body having a remote control function separately from the device base, and a light receiving sensor unit electrically connected thereto are provided, and the light receiving sensor unit is disposed on a lower surface of the device base. It is characterized by the following. Further, the remote control unit main body is provided in the lighting fixture main body, and the remote control unit and the base are provided at an end of a connection cord in which a power supply to the lighting fixture main body and a signal line of a light receiving sensor are collected. A configuration in which the connection connectors are freely connected to and separated from each other may be adopted. Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is an exploded perspective view showing a ceiling-mounted lighting fixture mounting apparatus (hereinafter, referred to as a lighting fixture mounting apparatus) 1 of the present invention. The lighting fixture mounting apparatus 1 has an adapter (lighting fixture mounting apparatus) 4 having a pair of blades 3, 3 on the upper surface to be hooked on a hooking ceiling 2, and a lighting fixture having an engaging portion 6 engaging with the adapter 4. Body 5,
A remote control unit main body 7 which is attached to the lower surface of the lighting apparatus main body 5 separately from the adapter 4 and has a built-in circuit board and the like having a remote control function, and which is electrically connected to the remote control unit main body 7 The light receiving sensor 8 is provided at the center of the lower surface. The adapter 4 and the remote control unit main body 7 are pulled out from the adapter 4 and are connected to a power cord (not shown) to the lighting fixture main body 5 and a sensor cord (not shown) forming a signal line of a light receiving sensor. ) And a connector (male) 10 provided at the end of a connection cord 9
And pulled out from the remote control unit body 7,
A connection connector (female type) 12 provided at the end of a connection cord 11 in which a power cord (not shown) to the lighting fixture body 5 and a sensor cord (not shown) forming a signal line of a light receiving sensor are bundled. It is configured to be freely connected and separated. The hooking ceiling 2 is a conventionally known one which is attached to a ceiling surface 13. A pair of arc-shaped plug blade insertion holes 15, 15 are provided around the center of the lower surface of a sealing base 14, and The blade insertion slot 15 has a wide portion 16 formed at the start end in the counterclockwise rotation direction, and a narrow portion 17 formed to the end continuously from the wide portion 16. Also, the narrow portions 17, 17 of the respective blade insertion openings 15, 15 are provided.
A blade receiving portion (not shown) is provided on the inner rear surface at the back of the device, and a conductive connection terminal plate (not shown) connected to the indoor wiring is provided in the blade receiving portion. . FIG. 2 is an enlarged perspective view showing the connection cord 11 and the connection connector 12 of the adapter 4 and the luminaire main body 5 of FIG. As shown in FIG. 2, the adapter 4 includes an adapter base 18 and an adapter base 1 having a substantially cylindrical shape.
8 has a closing plate 19 attached to the lower surface of the adapter 8 and a light receiving sensor unit 8 attached to the lower surface of the closing plate 19. The adapter base 18 has a circular upper wall (not shown) forming the upper surface of the adapter 4. ) And a peripheral wall 20 that forms the side peripheral surface of the adapter 4 along the peripheral edge of the upper wall. On the upper surface of the adapter base 18, a pair of blades 3, 3 (only one is shown) are arranged on the same circumference so as to face each other, and the adapter 4 is detached from the hooking ceiling 2, as in the prior art. Lock claw (not shown) for preventing rotation in the direction (clockwise rotation)
The adapter 3 is disposed so as to be able to protrude and retract on the same circumference, and is disposed upstream of one of the blades 3, 3 in the removing and rotating direction of the adapter 4. Although not shown, the blade 3 has a substantially inverted L-shape and is formed integrally with a terminal plate (not shown) fixed inside the adapter base 18. One end of a power cord (not shown) is connected by soldering. The peripheral surface of the side of the adapter 4 has an adapter 4
Upper and lower locking claws 21, 21 and lower locking claws 22, 22, which removably engage with the locking portion 6 of the lighting fixture body 5, which are engaged with the light fixture main body 5, can be freely protruded and retracted in the radial direction. It is arranged in. The left and right upper locking claws 21 and 21 and the lower locking claws 22 and 22 are connected to left and right locking members 2 described later.
Each of them is formed integrally with the tip of each of the third and third members. As shown in FIG. 3, inside the adapter base 14, left and right locking members 2
2, storage recesses 22 corresponding to the storage recesses 24 are provided, and as shown in FIG. Doorway 25, 25 (only one is shown)
Are provided respectively. Left and right storage recesses 2 of adapter base 14
The locking members 23, 23 are slidably disposed in the adapter 4 with the upper locking claw 21 and the lower locking claw 22 at their tips facing outward, respectively. In addition,
The upper locking claw 21 of the locking member 23 is formed in an arc-shaped convex shape in a plan view, and as shown in FIG. 3, a tapered portion 26 is provided on a lower surface, and a flat locking step 27 is provided on an upper surface. Is provided. Similarly, the lower locking claw 22 of the locking member 23 is also formed in a convex shape in a plan view,
A tapered portion 28 is provided on the lower surface, and a flat locking step portion 29 is provided on the upper surface. Further, the left and right locking members 23,
23, the release projection 3 is integrally formed in the width direction.
0 and 30 are provided. As shown in FIG. 3, the left and right storage recesses 24,
24, each inner wall 2 near the center of the adapter base 14
4a, 24a and the rear ends of the left and right locking members 23, 23, the left and right locking members 2 are respectively provided from left and right claw entrances 25, 25 provided on the peripheral wall 20 of the adapter base 18.
Urging springs 31, 31 are provided to urge the upper and lower locking claws 21 and 22 of the third and third locking claws 22 in a protruding state. As shown in FIG. 2, the closing plate 19 for closing the lower side of the adapter base 18 is a circular plate having substantially the same diameter as the adapter base 18, and is screwed to the lower side of the adapter base 18. I have. As shown in FIGS. 2 and 4, right and left locking members 23, 2 are provided on the left and right in the diametric direction of the closing plate 19.
3, rectangular through holes 32, 32 are provided at positions substantially corresponding to the release projections 30, 30 provided on the lower surface of 3, respectively.
A window 33 for a cord is provided near the periphery of the closing plate 19 substantially on one side of the through hole 32, and the rectangular through holes 32, 3 are provided.
The screw hole 34 is located approximately 90 degrees from the center with respect to the center 2.
And an insertion hole 35 for the sensor cord 36 are provided. The light receiving sensor section 8 is constituted by a sensor case 37 and a light receiving sensor 38 which are formed in a chevron shape downward, and the light receiving sensor 38 is fitted on the top of the sensor case 37. A concave portion 39 is formed in the upper part of the inclined side of the sensor case 37, and a screw insertion hole 40 through which the mounting screw 41 is inserted is formed in the bottom surface of the concave portion 39. In the light receiving sensor section 8, a mounting screw 41 is inserted into a screw insertion hole 40 provided in a concave portion 39 of the sensor case 37, and the tip of the mounting screw 41 is screwed into a screw hole 34 formed in the closing plate 19. By screwing the closing plate 19 into the lower surface of the closing plate 19. As a result, the light receiving sensor 38 fitted into the top of the sensor case 37 is disposed in a state where it is sufficiently protruded downward from the lower surface of the adapter 4. A sensor cord 36 is connected to the light receiving sensor 38, and the sensor cord 36 is
The power cord (not shown) to the lighting fixture main body 5 and the sensor cord 36 of the light receiving sensor 38 are bundled together into the connection cord 9 through the insertion hole 35 provided in the adapter 9. , This connection cord 9 is
9 through the cord window 33 provided on the periphery of the adapter 4.
Has been pulled out to the outside. A connection connector (male) 1 is provided at the end of the connection cord 9 drawn out of the adapter 4.
0 is provided. As shown in FIG. 3, the left and right locking members 23,
Reference numeral 23 denotes a release protruding piece 30 supported on the lower surface side by the closing plate 19 and housed in the housing recesses 24, 24 of the adapter base 18, respectively, and integrally provided on the lower surfaces of the left and right locking members 23, 23. , 30 are left and right rectangular through holes 3
2 and 32 are arranged so as to protrude from the lower surface of the adapter 4, and each of the locking members 23,
23 is urged toward both outer sides in the radial direction of the adapter 4, and the base ends of the release projections 30, 30 have the left and right rectangular through holes 3.
Each of the upper locking claws 2 of the left and right locking members 23, 23 is regulated in contact with the outer edges of the upper and lower locking members 23, 23, respectively.
1, 21 and the lower locking claws 22, 22 are the adapter base 1
8 are provided so as to protrude from left and right claw entrances 25 provided on the peripheral wall 20. The left and right locking members 23, 23 are slidable in the respective recesses 24, 24 inwardly toward the center of the adapter 4 against the urging of the urging springs 31, 31. The base ends of the release projections 30, 30 have left and right rectangular through holes 3
In the position where the upper and lower locking claws 21 and 21 and the lower locking claws 22 and 22 of the left and right locking members 23 and 23 are in contact with and regulated by the respective inner edges of the adapter bases 18 and 22, respectively. Left and right claw entrances 25, 2 provided on the peripheral wall 20 of
5 immersed in each. In FIG. 2, reference numeral 42 denotes a lock release button which is disposed so as to be movable in the radial direction with respect to the peripheral wall 20 of the adapter base 18, and when the lock release button 42 is pushed in as in the prior art, A lock claw (not shown) is configured to enter into a through hole (not shown) on the upper surface of the adapter base 18, and the adapter 4 can be removed and rotated with respect to the hooking ceiling 2. The lighting fixture body 5 is provided with a light source (not shown), and power is supplied to the light source via a remote control unit body 7 as shown in FIG. As shown in FIG. 1, a circular hole 44 slightly larger than the diameter of the adapter base 18 for inserting the adapter 4 is formed in the center of the top plate 43 of the lighting fixture body 5. A curling portion (not shown) is formed over the entire periphery of the upper surface side of 44. The locking portion 6 of the instrument main body 5 that engages with the adapter 4 is formed by the entire periphery of the circular hole 44. The lighting equipment is mounted as follows. The attachment and detachment of the adapter 4 to and from the hooking ceiling 2 are described in, for example, JP-A-8-111111 and
Since it is the same as the lighting fixture mounting device disclosed in No. 92020, description thereof will be omitted. By attaching the adapter 4 to the hooking ceiling 2, the blades 3 and 3 are electrically connected to the terminal plate provided on the blade receiving portion. The attachment of the lighting fixture body 5 to the adapter 4 is performed as follows. As shown in FIG. 1, the adapter 4 is aligned with the circular hole 44 provided on the top plate 37 of the lighting fixture body 5, and the lighting fixture body 5 is pushed up. The adapter 4 is inserted into the circular hole 44 of the lighting fixture body 5.
When inserting the lower right and left lower claws 2 of the adapter 4
The tapered portions 28, 28 formed on the lower surfaces of the lighting fixtures 2, 22 are guided in contact with the peripheral edge of the circular hole 44 of the lighting fixture main body 5.
8 and 28 are pressed by the periphery of the circular hole 44, and the right and left locking members 23 and 23 slide inward of the adapter 4 against the urging of the urging springs 31 and 31 of the adapter 4 shown in FIG. The upper and lower locking claws 21 and 22 are retracted into the claw entrances 25, respectively, and the adapter 4 is inserted into the circular hole 44 of the lighting fixture main body 5. At the same time that the lighting apparatus main body 5 is pushed up to a position beyond the tip of the lower locking claw 22, the adapter 4
The right and left locking members 23, 23 are pushed radially outward by the restoring force of the biasing springs 31, 31, and the upper locking claw 21 and the lower locking claw 22 of the locking member 23 are moved to the claw entrance 25 of the adapter 4. , 25 respectively and the locking members 23, 2
3 the lower locking claws 22, 22 and the flat locking step portions 29, 29
The periphery of the circular hole 44 of the lighting fixture body 5 is supported on the upper side, and the lighting fixture body 5 is supported and attached to the adapter 4. After attaching the lighting fixture body 5 to the adapter 4, the connection connector (male type) 10 provided at the end of the connection cord 9 pulled out from the adapter 4 is connected to the remote controller attached to the lower surface of the lighting fixture body 5. It is inserted into a connection connector (female type) 12 provided at the end of a connection cord 11 pulled out of the unit body 7 and connected. Thereby, the power supply of the lighting fixture and the signal line of the light receiving sensor 38 are connected. When the lighting fixture body 5 is to be detached, first, the connector 4 of the lighting fixture body 5 is disconnected from the adapter 4.
Then, the left and right release projections 30, 30 provided on the lower surface of the adapter 4 are slid with fingers and slid to the center along the through holes 32, 32, respectively. The stop members 23, 23 press and shrink the urging springs 31, 31, and retreat into the storage recesses 24, 24, respectively, and the upper locking claw 21 and the lower locking claw 22 are moved into the claw entrance 25.
The lower locking claws 21 and 21 disposed on the adapter 4 are disengaged from the peripheral edge of the circular hole 44 of the lighting fixture body 5, and the lighting fixture body 5 can be detached from the adapter 4. The above is the case where the hooking ceiling 2 is of an embedded type. When the hooking ceiling 2 is of an exposed type, as described above, the lighting fixture main body 5 is attached to the locking step portions 29, 29 on the upper surfaces of the lower locking claws 22, 22, of the adapter 4. 5, the peripheral edge of the circular hole 44 is supported, and from this state, the lighting fixture main body 5 is further pushed up to raise the lighting fixture main body 5, and the left and right upper locking claws 21 and 2 of the adapter 4 are held.
The first tapered portions 26, 26 are pressed by the periphery of the circular hole 44,
Again, the upper locking claw 21 and the lower locking claw 22 are
5, the device main body 5 is pushed up to a position beyond the tip of the upper locking claws 21, 21, and the flat locking step portions 27, 2 on the upper surfaces of the left and right upper locking claws 21, 21 of the adapter 4.
7 is supported on the periphery of the circular hole 44 of the lighting fixture body 5. As described above, since the light receiving sensor 38 is attached to the lower surface of the adapter 4 via the sensor case 37, when the lighting fixture main body 5 is attached to the adapter 4, the light receiving sensor 38 is attached to the lighting fixture main body. 5 is disposed in a state where it protrudes sufficiently downward from the lower surface of the adapter 4 at the central portion. As a result, the light receiving sensitivity and directivity of the transmitter are improved, and the reception noise can be improved. The connection connector (male) 10 provided on the connection cord 9 drawn from the adapter 4 is inserted into the connection connector (female) 12 provided on the connection cord 11 drawn from the remote control unit main body 7. Because of the connection, the remote control unit main body 7 is connected to the top plate 4 of the lighting fixture main body 5.
3 can be placed at any position, and the lighting fixture body 5
, The degree of freedom can be secured in the arrangement of the remote control unit body 7 with respect to. According to the lighting fixture mounting apparatus of the present invention, the light receiving sensor is separated from the main body of the remote control unit and disposed on the lower surface of the base of the lighting fixture mounting apparatus. With the fixture body attached to the lighting fixture mounting device, the light receiving sensor unit can be arranged at the center of the lighting fixture body, and the light receiving sensitivity and directivity to the transmitter are improved,
It is possible to improve reception noise. The remote control unit and the base connect the connection connectors provided at the ends of the connection cords that converge the power supply to the lighting fixture main body and the signal line of the light-receiving sensor. The degree of freedom can be secured.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is an exploded perspective view of a ceiling-mounted lighting fixture mounting apparatus according to an embodiment of the present invention. FIG. 2 is a connection between the lighting fixture mounting apparatus (adapter) and the lighting fixture main body of FIG. FIG. 3 is an enlarged perspective view showing a cord and a connector. FIG. 3 is a sectional view of a main part of the lighting fixture mounting apparatus (adapter) shown in FIG. 1 [Description of reference numerals] 1 lighting fixture mounting apparatus 2 hooking ceiling 3 blade 4 adapter (lighting fixture mounting) 5) Lighting fixture body 6 Engagement part 7 Remote control unit body 8 Light receiving sensor part 9 Connection cord 10 Connector (male) 11 Connection cord 12 Connector (female) 13 Ceiling surface 14 Sealing base 15 Blade insertion port 16 Wide part 17 Narrow part 18 Adapter base (device base) 19 Closure plate 20 Peripheral wall 21 Upper locking claw 22 Lower locking claw 23 Locking member 24 Storage recess 24a Inner wall 25 Claw protruding Mouth 26 Taper portion 27 Locking step portion 28 Taper portion 29 Locking step portion 30 Release protrusion 31 Energizing spring 32 Through hole 33 Code window hole 34 Screw hole 35 Insertion hole 36 Sensor code 37 Sensor case 38 Light receiving sensor 39 Recess 40 Screw insertion hole 41 Mounting screw 42 Lock release button 43 Top plate 44 Circular hole

──────────────────────────────────────────────────続 き Continued on the front page (58) Field surveyed (Int.Cl. ⁷ , DB name) F21V 21/02 F21V 23/04

Claims (1)

(57) [Claims 1] In a ceiling-mounted lighting fixture mounting device which is attached to a hooking ceiling and detachably mounts and supports a lighting fixture main body, a remote control function is provided separately from the device base. and remote control unit body having, a electrically connected to Ru receiving sensor unit thereto,
When the above remote control unit body is arranged on the lighting fixture body
In both cases, the above-mentioned light receiving sensor part is arranged on the lower surface of the device base.
The power cord and light-receiving sensor
The end of the connection cord that bundles the sensor cord that forms the line
From the connector provided at the end and the remote control unit body
Power cords to the lighting fixture body
And the sensor code that forms the signal line of the light receiving sensor
The connection connector provided at the end of the connection cord
The connection between the remote control unit and the light-receiving sensor
A ceiling-mounted lighting fixture mounting device characterized by steps .