JPH10172329A - Attachment device for luminaire - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an attachment device for a lunminaire which is prevented from supplying power to the luminaire in a condition where its body is incompletely attached, and enables the firm attaching of the body. SOLUTION: A body member 1 comprises an attachment device side connector 9 by integrating a pair of connector electrodes inside a prism section 9c. A lock groove member 9d in which a lock receiver tip of a luminaire side connector is inserted is provided at one side of the prism 9c. The lock groove member 9d is not covered by guide member 10 of a mobile body 18 only while a locking part 7 is being properly locked in an engaging part of the luminaire. In a condition wherein the luminaire side connector is connected to the attachment device said connector 9, the luminaire side connector prevents from operating a release operation member 8.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a lighting device mounting device for mounting a lighting device on a ceiling.

[0002]

2. Description of the Related Art For example, Japanese Unexamined Utility Model Publication No. Hei 5-90726 (hereinafter referred to as a first conventional example) and Japanese Unexamined Patent Publication No. 7-37417 disclose lighting device mounting devices for hooking a lighting device to a ceiling. (Hereinafter, referred to as a second conventional example), and Japanese Utility Model Laid-Open No. 7-11712 (hereinafter, referred to as a second prior art).
(Referred to as a third conventional example) is known. In this first conventional example, a mounting device is provided with a locking claw that can be hooked on an upper surface of a main body that constitutes a main body of the mounting device and that can be locked to a ceiling, and a locking portion is laterally provided on an outer peripheral surface of the main body. The main unit is provided so as to be movable in and out of the outer peripheral surface of the main body, and further provided with an operation button which is vertically movable to perform an operation for pulling the locking portion into the main body. Then, a hook provided on the mounting device is hooked and locked to the hooking ceiling mounted on the ceiling, and in this state, the insertion hole of the lighting device main body is fitted into the main body of the mounting device, and the engaging portion of the lighting device main body is engaged. A locking portion protruding from the main body is locked in the mating hole. In the first conventional example, the electrical connection means is provided on the outer peripheral surface of the main body.

[0003] On the other hand, when removing the lighting fixture body, the operation button is pushed upward to pull out the locking portion from the engagement hole.
Thereafter, the lighting fixture body was removed by pulling it downward.

[0004]

However, in the first conventional example, two locking portions are operated by one operation button, so that one operation button is operated. There is a high possibility that the operating force will be high, and even if one of the locking portions is malfunctioning, it is difficult to understand, and the lighting fixture body may be half-mounted, and the lighting fixture body may fall. . In addition, since the electrical connection means and the mechanical locking means are provided independently of each other, the power supply to the lighting equipment is possible even when the mounting of the lighting equipment main body is halfway, and the lighting can be turned on, There was a possibility that the lighting fixture would drop during lighting when the lighting fixture itself was installed halfway.

In the second prior art example, the lighting fixture side connector constituting the electric connection means is connected to the mounting device. In the second prior art example, the electrical connection means and the mechanical connection are also provided. Since the stopping means are provided independently of each other, there is a possibility that the lighting apparatus may be used in a state where the mounting of the lighting apparatus body is incomplete. Further, in the third conventional example, a cord with a power supply connector connected to the lighting fixture is led out of the mounting device. However, also in the third conventional example, the mounting of the lighting fixture body is incomplete. Lighting fixtures could have been used.

SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances, and has as its object to prevent power supply to a lighting fixture in an incompletely mounted state of the lighting fixture body and to ensure that the lighting fixture body is attached. It is an object of the present invention to provide a lighting device mounting device which can be used.

[0007]

According to a first aspect of the present invention, there is provided a locking claw which is hooked on an upper surface of a substantially disk-shaped outer body to be locked to a ceiling. A pair of claw-shaped engaging portions that can be retracted and retractable are provided on an outer peripheral surface of the main body portion, the main body portion being inserted into the insertion hole of the lighting fixture main body, and the engaging portion of the lighting fixture main body is provided. A pair of release operation sections that are operated in a horizontal plane to release the locking of the lighting fixture body to the engagement section, provided on the main body section, and a mounting apparatus side for connecting a lighting fixture connector for power supply to a lower portion of the main body section. A connector is provided.When both connectors are connected, the release operation of the release operation part is prevented, and if the locking of the locking part to the engagement part is incomplete, the connection of the lighting fixture side connector is impossible. That the connector on the mounting device side and the release operation section are When the lighting device connector is connected to the mounting device connector, the release operation is prevented, so that the release operation part is accidentally touched, or the lighting device is vibrated or shocked. Can be prevented, and if the locking portion is not fully locked to the engaging portion, the connection of the luminaire-side connector becomes impossible. Since the lighting fixture side connector cannot be connected to the mounting device side connector in a state where it is not engaged with the engagement portion of the fixture main body, power supply to the lighting fixture can be prevented, and lighting in an incomplete state can be prevented. Use of the device can be prevented beforehand, and safety is improved.

According to a second aspect of the present invention, in the first aspect of the invention, the luminaire-side connector has a detachment operation portion for detaching from the mounting-side connector, and the luminaire-side connector is connected to the mounting-side connector. In this state, the removal operation unit is located inside the main unit from the lower surface of the main unit.
It is possible to prevent the lighting fixture side connector from being accidentally detached from the mounting device side connector.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below based on embodiments shown in the accompanying drawings. The main body 1 has a substantially disk shape, and the upper surface of the main body 1 has a recess 1 that is recessed downward.
1 is formed, and the lower end of the main body 1 is entirely open. A rectangular tube portion 9c having a rectangular horizontal cross section is provided vertically downward from the lower surface of the concave portion 11 formed in the upper surface of the main body 1 downward. A pair of terminal plate blocks 12 having the locking claws 3 and the connector electrodes 9a are mounted on the upper surface of the bottom of the concave portion 11 by mounting screws 13. And
A pair of locking claws 3 provided on the pair of terminal plate blocks 12 project upward from the upper surface of the main body 1. Also, a pair of connector electrodes 9a provided on the pair of terminal plate blocks 12 are inserted into the rectangular tube portion 9c, and thus the rectangular tube portion 9c
A pair of connector electrodes 9a are internally provided to form a mounting device side connector 9. A lock groove portion 9d is provided on one side surface in a direction parallel to the long side direction of the rectangular tube portion 9c having a rectangular shape in a plan view, and the lower end of the lock groove portion 9d is located above the lower end of the square tube portion 9c. Further, a lock portion 9e is provided inside the lock groove 9d so as to protrude in a direction toward the side surface of the rectangular tube portion 9c.

A pair of holes 14 is formed in the outer peripheral surface of the substantially disk-shaped main body 1, and the positional relationship between the pair of holes 14 is about the center of the substantially disk-shaped main body 1 as a center of rotation. 1
There is a positional relationship of 80 ° rotational symmetry. The locking portion 7 has a horizontal plate shape, and the distal end portion of the locking portion 7 has an arc having substantially the same radius of curvature as the arc of the outer peripheral surface of the main body 1. A downward piece 15 protruding downward is projected from one side end of the rear end of the locking portion 7 having a horizontal plate shape.
5 has a substantially L-shaped connecting piece 17 from the lower end toward the back.
Are horizontally extended, and one side portion of the upper end portion of the release operation portion 8 in the form of a vertical plate is continuously provided on one portion of the connection piece 17,
A moving body 18 is configured. Therefore, the upper ends of the connection piece 17 and the release operation part 8 are located below the horizontal plate-shaped locking part 7. At the center of the rear end of the locking portion 7 of the moving body 18, two guide portions 10 project toward the release operation portion 8. The projecting bases of the two guides 10 are stepped pieces 10 a projecting downward, and the tips of the guides 10 are at the same level as the connecting pieces 17. The space between the two guide portions 10 is a spring material storage portion 20. The locking portion 7 has two long holes 1.
9 are provided. Note that a cover 8 ′ is attached to the release operation unit 8.

Two sets of two support shafts 21 are provided inside the main body 1, and two long holes 19 of one moving body 18 are provided in one set of the support shafts 21. It is slidably fitted, and the other one of the moving bodies 18 is attached to the other supporting shaft portion 21.
The long holes 19 are slidably fitted. Here, the two moving bodies 18 are in a state of being rotated by 180 ° on the horizontal plane. The locking portion 7 of the one moving body 18 can be retracted from one of the pair of holes 14 provided in the facing portion of the outer peripheral surface portion of the main body 1 and the other moving body 18 can be retracted. The locking portion 7 can freely protrude and retract from the other hole 14. The two guides 1 provided on the moving body 18
Numeral 0 is slidably fitted to the long side surface of the rectangular tube portion 9c having a rectangular shape in plan view, which constitutes the outer shell of the mounting device side connector 9. A coil spring 23 is disposed in a spring material accommodating portion 20 formed between the two guides 10 of the moving body 18, and both ends of the coil spring 23 are provided on both sides of the moving body 18 and the rectangular tube 9 c. The engaging portion 7 is in elastic contact with the surface on the short side, and projects outward from the hole 14 by the spring force of the coil spring 23. This state is the state shown in FIGS. 3 to 6, in which the distal end of the guide portion 10 moves to near both ends of the long side surface of the rectangular tube portion 9 c having a rectangular shape in plan view, and The lock groove portion 9d is exposed between the guide portions 10 (see FIG. 7). When the release operation portions 8 on both sides projecting downward are moved in a direction approaching each other against the coil spring 23, the distal ends of the guide portions 10 come into contact with each other. Is drawn in from the outer peripheral surface of the main body 1. Further, when the tip portions of the guide portions 10 abut each other, the lock groove portion 9d is formed.
Will be closed by the guide portion 10.

A lid 30, which also serves as a reinforcing plate, is attached to the opening of the lower surface of the main body portion 1 by a mounting screw 31.
0 is provided with a pair of holes 32,
A pair of downwardly-operated release operation portions 8 respectively provided in the above are slidably inserted into the pair of holes 32. A central hole 33 is provided in the center of the lid 30, and the lower end of the mounting device side connector 9 and the lower end of the lock groove 9d face the central hole 33. Here, the lower end portion of the attachment device side connector 9 is fitted in the central hole 33.

A lock member 25 is further attached to the main body 1 so as to be able to protrude and retract from the upper surface of the main body 1. The lock member 25 is provided with a spring force projecting upward by a spring 26, and the lock member 25 projects upward from the upper surface of the main body 1 by the spring force. An operation window 34 is provided at the lower end of the peripheral surface of the main body 1, and the operation window 3
A notch 35 is provided so as to face 4. An operation unit 36 of the operation button 27 is movably arranged in the notch 35,
A groove 37 at the distal end of the operation unit 36 is slidably fitted into a portion of the cover 30 at the depth of the notch 35. Operation button 2
7 is provided with an inclined cam portion 38, and a contact portion 39 at the lower end portion of the lock member 25 elastically contacts the cam portion 38 by the spring force of the spring 26. Therefore, usually the spring 26
The contact portion 39 is pushed upward by the spring force of the above, whereby the operating portion 36 is in contact with the inner surface of the peripheral surface of the main body 1 as shown in FIG. In this state, the lock member 25
Is set in a state where the upper end protrudes above the upper surface of the main body 1. On the other hand, when a finger is inserted through the operation window 34 and the operation portion 36 is pressed, the contact portion 39 is pushed down by the cam portion 38 against the spring 26, whereby the upper end of the lock member 25 is moved to the upper surface of the main body 1. It is set so as to be drawn below the section (see FIG. 8B).

The above is the configuration of the mounting device A according to the present invention. On the other hand, as shown in FIG. 9, the lighting fixture 40 is configured by equipping the lighting fixture main body 4 with a lamp 41 and a fixture lighting block 42. The holder 43 having a cylindrical shape is provided at the edge of the insertion hole 5, and a groove is provided on the inner peripheral surface of the holder 43, and the groove forms the engaging portion 6.

A hanging ceiling 2 is attached to the ceiling 44. A pair of arc-shaped locking holes 2a are provided on the lower surface of the hanging ceiling 2, and one end of the locking hole 2a is a wide hole. 2b. And lighting equipment 4
To attach 0 to the ceiling 44, first, the attachment device A is attached to the hooking ceiling 2 attached to the ceiling 44. In mounting the mounting device A, first, the locking claws 3 of the pair of terminal plate blocks 12 provided on the main body 1 are inserted and locked in the locking holes 2a. In this case, the locking claw 3
Is inserted from the wide hole 2b and moved to the other end of the arc-shaped locking hole 2a to mechanically and electrically hook the mounting device A to the ceiling 2. In this state, When the stop claw 3 is located in the wide hole portion 2b, the distal end of the lock member 25 pressed against the lower surface of the hooking sealing 2 and elastically contacts the lock hole 2a where the lock claw 3 has an arc shape. In the state reaching the other end, the lock member 25 is fitted into a part of the locking hole 2a (the wide hole portion 2b in the embodiment) and the lock member 25 is not lowered, that is, unless the operation button 26 is operated. , Mounting device A hooked sealing 2
It cannot be removed from.

Next, the lighting apparatus main body 4 is held by hand, and the insertion hole 5 (that is, the cylindrical holder 43) is fitted into the disk-shaped main body 1 of the mounting device A from below. Here, since the locking portions 7 of the pair of moving bodies 18 protrude outward from the opposing positions of the peripheral surface portions of the main body 1 by the spring force of the coil springs 23, the locking portions 7 are fitted by the holder 43. Is pushed inward against the spring force of the coil spring 23, and when the engaging portion 6 and the engaging portion 7 face each other, the engaging portion 7 is elastically attached to the engaging portion 6 by the spring force of the coil spring 23. Thus, the lighting fixture main body 4 is attached to the attachment device A attached to the hooking ceiling 2.

When the lighting fixture 40 is mounted on the mounting device A in this manner, the locking member 7 provided on the main body 1 of the mounting device A is moved outward by the spring force of the coil spring 23 in the direction in which the moving body 18 is moved. As described above, if the lighting fixture 40 is normally attached, the lock groove 9d is moved to the two moving bodies 18 as shown in FIG.
Are open without being blocked by the guide portion 10. Therefore, when the lighting device 40 is normally mounted on the mounting device A, the lighting device side connector 49 provided at one end of the cord 50 derived from the lighting device 40 as shown in FIGS. 9 (the pair of insertion portions 49c, 49c are
And a lock receiving piece 49a provided on the lighting fixture side connector 49 is fitted into the lock groove 9d, and a lock receiving hole 49b provided on the lock receiving piece 49a has a lock portion 9b.
e, so that the lighting equipment 40 is electrically connected and supplied with power. Here, the lighting fixture side connector 49 is provided with a connector removal operation section 49c described later, but in a state where the lighting fixture side connector 49 is connected to the mounting apparatus side connector 9, the connector removal operation section 49d is connected to the main body section 1. Is located inside the main body 1 from the lower surface of the
9 can be prevented from being inadvertently removed from the connector 9 on the mounting device side. On the other hand, for example, as shown in FIG. 14, when one of the locking portions 7 is not locked to the engaging portion 6, that is, when the lighting fixture is attached halfway (the engagement of the locking portion 7). In the case where the locking to the part 6 is incomplete),
Since a part of the lock groove 9d is closed by the guide 10 of the moving body 18, even if the lighting fixture connector 49 is to be connected to the mounting device connector 9,
The guide section 10 is in the way and cannot be connected (see FIG. 15).

On the other hand, the removal of the lighting equipment 40 is performed as follows. That is, first, the connector removal operation portion 49c provided on the lighting fixture side connector 49 is pushed in the direction of the arrow in FIG. 12 to release the lock between the lock receiving piece 49a and the lock portion 9e, and the lighting fixture side connector 49 is attached to the mounting device side. Remove from connector 9.
Next, as shown in FIG. 16, both hands 48 are put on the lower surface of the upper surface of the lighting fixture main body 4 and the other four fingers 48b excluding the thumb 48a.
In this state, the thumbs 48a of both hands 48 are applied to the release operation sections 8 provided on the pair of moving bodies 18 which are respectively downwardly hung from the lower surface of the main body 1 of the mounting device A in this state. By moving the thumb 48a in the direction of the arrow in FIG. 16 in this state, the two moving bodies 18 move, and the locking portion 7 moves inward and separates from the engaging portion 6 (FIG.
), The lighting device main body 4 can be removed by pulling the lighting device main body 4 downward with both hands as it is.

Thus, in the present embodiment, when the luminaire-side connector 49 is connected to the mounting device-side connector 9, the release operation of the release operation section 8 is prevented and the engagement section 6 of the locking section 7 is engaged. Since the mounting device side connector and the release operation section are arranged so that the connection of the lighting device side connector 49 becomes impossible when the locking of the lighting device side connector 49 is incomplete, the lighting device side connector 49 is attached to the mounting device side connector 9. Is connected, the release operation is prevented, so that the release operation unit 8
The lighting device 40 can be prevented from dropping when the user accidentally touches the device or receives vibration or impact. In addition, when the locking portion 7 of the main body 1 is not engaged with the engaging portion 6 of the lighting fixture main body 40, the lighting fixture connector 49 cannot be connected to the mounting device connector 9, so that the lighting fixture 40 is not connected. Power can be prevented, and the use of the lighting fixture 40 in an incomplete state can be prevented beforehand, and safety is improved.

[0020]

According to the first aspect of the present invention, a locking claw which is hooked on the upper surface of a substantially disk-shaped main body and which can be locked to a ceiling is provided, and the main body is provided on the outer peripheral surface of the main body. A pair of claw-shaped locking portions that can be retracted and retractable to be locked to the engaging portions of the lighting fixture main body while being inserted into the insertion holes of the lighting fixture main body, and the locking portions are locked to the engaging portions of the lighting fixture main body. A pair of release operation units that are operated in a horizontal plane to release are provided on the main unit, and a mounting device side connector for connecting a lighting fixture side connector for power supply is provided at a lower part of the main unit, and in a state where both connectors are connected. The device side connector and the release operation section are connected so that the release operation of the release operation section is prevented and the connection of the lighting fixture side connector becomes impossible when the locking section is not fully engaged with the engagement section. Since it is arranged, connect the lighting equipment side connector to the mounting device side connector In this state, the release operation is prevented, so that it is possible to prevent the lighting device from falling when the release operation unit is accidentally touched, vibrated, or shocked. In the state where the locking of the lighting unit side is not engaged with the engaging portion of the lighting fixture main body, the connection of the lighting fixture side connector becomes impossible in a state where the locking of the lighting fixture is incomplete. Since the lighting equipment connector cannot be connected to the mounting device connector, it is possible to prevent power supply to the lighting equipment, and to prevent the use of the lighting equipment in an incomplete state beforehand and improve safety. There is an effect of doing.

According to a second aspect of the present invention, in the first aspect of the present invention, the lighting fixture side connector has a detachment operation portion for detaching from the mounting device side connector, and the lighting fixture side connector is connected to the mounting device side connector. In this state, the removal operation unit is located inside the main unit from the lower surface of the main unit.
There is an effect that it is possible to prevent the lighting fixture side connector from being accidentally detached from the mounting device side connector.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of a main part, showing an embodiment, viewed from below.

FIG. 2 is an exploded perspective view of a main part as viewed from the upper side of the same.

FIG. 3 is a plan view of the same.

FIG. 4 is a bottom view of the above.

FIG. 5 is a side view of the same.

FIG. 6 is a front view of the same.

FIG. 7 is a bottom view with the lid removed.

FIG. 8 is an operation explanatory view of a main part of the above.

FIG. 9 is an explanatory view of use of the above.

FIG. 10 is a bottom view of the above.

FIG. 11 is a front view showing the same as above and in a state in which a lighting fixture side connector is connected.

FIG. 12 is a sectional view taken along line B-B 'of FIG.

FIG. 13 is a partially cutaway sectional view of FIG. 11;

FIGS. 14A and 14B show the same as above, wherein FIG. 14A is a bottom view when the mounting of the lighting equipment is incomplete, and FIG. 14B is a front view.

FIG. 15 is a sectional view taken along line C-C ′ of FIG.

FIG. 16 is an explanatory diagram of how to remove the lighting fixture.

17 (a) and 17 (b) show the same as above, FIG. 17 (a) is a bottom view when the lighting fixture is removed, and FIG. 17 (b) is a front view.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Main body part 5 Insertion hole 7 Locking part 8 Release operation part 9 Connector on mounting device side 9c Square tube part 9d Lock groove part 10 Guide part

 ──────────────────────────────────────────────────続 き Continuing on the front page (72) Inventor Masaaki Ichikawa 1048 Kadoma Kadoma, Osaka Pref.Matsushita Electric Works, Ltd. (72) Inventor Satoshi Uehara Asahi National Lighting Co., Ltd.

Claims (2)

[Claims] 1. A state in which a locking claw that can be hooked and locked to a ceiling is provided on an upper surface of a substantially disk-shaped main body, and the main body is inserted into an insertion hole of a lighting fixture main body on an outer peripheral surface of the main body. A pair of claw-shaped locking portions which can be retracted and retracted to the engaging portion of the lighting fixture main body in the horizontal direction so as to release the locking of the locking portion to the engaging portion of the lighting fixture main body. A pair of release operation parts are provided in the main body part, and a mounting device side connector for connecting a power supply lighting equipment side connector is provided at a lower part of the main body part, and when both connectors are connected, the release operation of the release operation part is performed. The connector on the mounting device side and the release operation part are arranged so that the connection of the connector on the luminaire side becomes impossible in a state that is prevented and the locking of the locking part to the engaging part is incomplete. Lighting fixture mounting equipment. 2. The lighting fixture side connector has a detachment operation part for detaching from the mounting device side connector. When the lighting fixture side connector is connected to the attachment device side connector, the detachment operation part is moved from the lower surface of the main body part to the main body part. The lighting fixture mounting device according to claim 1, wherein the mounting device is located inside the portion.