JPH11329048A - Luminaire - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a luminaire capable of improving work such as lamp replacement. SOLUTION: A luminaire body 1 comprises a pair of fixtures 3, a retaining means and a supporting means 5, and the supporting means 5 has an automatic return type wire ejection means and a movable part 6 formed at a tip of a wire. A shade 2 has mounted means 30 to be detachably locked by the fixtures 3, a catching means 31 capable of catching the retaining means rotatably and a receiving means 32 capable of locking the movable part 6. The shade 2 is turned around the retaining means and ejects the wire by means of its weight with the mounted means 30 separated from the fixtures 3.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a lighting fixture.

[0002]

2. Description of the Related Art FIGS. 15 and 16 show a first conventional example. That is, this lighting fixture is a fixture main body 71 having a pair of fixtures 70 at one opposing edge, and a fixture to be mounted on the front face of the fixture main body 71 and detachably engaged with the fixture 70. And a shade 73 having a tool 72. The attachment 72 includes a locking piece 74 and a release button 75.

[0003] 76 is a locking fitting, 77 is its receiving fitting, 7
8 is a ceiling mounting part, 79 is a lamp support spring, 80 is a main body cover, 81 is a guide, and 82 is a lamp. In the first conventional example, as shown in FIG. 16, a receiving metal 77 provided on the side of the shade 73 is hooked on a locking metal 76 provided on the instrument body 71, so that the shade 73 with the shade 73 opened.
Is temporarily held, and in the state where the shade 73 is closed, the other side of the shade 73 is pushed up and the locking piece 74 is attached to the shade fitting 70.
Is locked.

FIG. 18 shows a second conventional example. That is,
This lighting fixture has a holder 83 on the lower surface of the fixture main body 71 instead of the locking fitting 76 and the receiving fitting 77 of the first conventional example.
Is provided on the inner surface of the shade 73 with a hook 84 which is hooked on the holder 83.

[0005]

The first conventional example is not preferable in appearance because the locking metal 76 is visible, and the shade 7 is hooked on the locking metal 76 on the back surface of the instrument body 71.
There was a problem that the operability for attaching and detaching 3 was inferior. Also, in the case of a lighting fixture in which the outer shape of the shade 73 is larger than the fixture body 71, if the shade 73 is to be removed as shown in FIG. It hits the ceiling 85.

In the second conventional example, the appearance can be improved because the holding tool 83 and the hooking tool 84 are inside. However, when the holding tool 83 is provided to enhance the safety of the shade 73, Since the weight of the shade 73 is added to one portion of the appliance body 71, it is necessary to reinforce the strength of the body, and it is difficult to suppress the shading of the shade 73 when replacing the lamp. It was difficult to do the work of the time. This is the same in the first conventional example.

Accordingly, an object of the present invention is to provide a lighting fixture capable of improving the work such as lamp replacement.

[0008]

According to a first aspect of the present invention, there is provided a lighting apparatus having a pair of fixtures at one opposing edge, and holding at one of the other opposing edges crossing in a direction connecting the pair of fixtures. A tool body having a self-returning type cable feeding device and a movable part provided at the tip of the cable. The movable part, which is located on the front surface of the instrument body, has a workpiece to be detachably engaged with the fixture, and has a hook that can be rotatably hooked to the holder. A light distribution control member having a receiving member that can lock the light distribution control member, the light distribution control member is rotated around the holding member and the weight is controlled by the weight of the light distribution control member in a state where the mounted member is detached from the mounting member. The rope is extended.

According to the first aspect of the present invention, since the light distribution control member is held in the opened state by the holder and the cable, weight is not added to one portion of the device main body, and the necessity of reinforcement is reduced. Also, the light distribution control member does not swing, so that the light distribution control member is stable, and the lamp can be replaced without completely removing the light distribution control member, and the workability is good. Also, even if the light distribution control member is incompletely attached to the fixture of the appliance body,
Since the light distribution control member is caught by the holder, the light distribution control member does not fall and is safe.

Further, since the holder and the hook can be provided inside the apparatus main body and the light distribution control member, the appearance can be improved as required. It is also possible to hold it at a slightly lowered position, so that it is possible to prevent the outer surface from hitting the ceiling with the shade removed, and it is easy to secure the distance from the ceiling so that it can be extended outside if necessary It is possible to adopt a shape or the like.

According to a second aspect of the present invention, in the luminaire of the first aspect, the main body of the luminaire has a rectangular shape in a plane, the pair of fixtures are provided on one opposing side piece, and the holder and the support are different from each other. It is provided on the opposite side piece. According to the lighting fixture of the second aspect, the same effect as that of the first aspect is obtained. The lighting fixture according to claim 3 is the lighting fixture according to claim 1, wherein the fixture main body is a flat rectangular shape, the pair of fixtures are provided on one opposing side piece thereof, and the holding fixture and the support fixture are provided on the fixture main body. It is provided on a diagonal part.

According to the lighting apparatus of the third aspect, in addition to the same effects as those of the first aspect, the provisional suspension state of the light distribution control member is achieved by disposing the support and the holder at the diagonal portions of the apparatus main body. Can have the largest opening area, and the lamp exchangeability can be improved. According to a fourth aspect of the present invention, in the lighting device according to the first aspect, the light distribution control member is hooked to the holder when the light distribution control member is mounted in the opposite direction so that the receiving member faces the holder of the device main body. The receiving piece has a catch piece.

According to the lighting apparatus of the fourth aspect, in addition to the same effect as the first aspect, for example, when the shape of the light distribution control member is a square, the mounting direction can be erroneously reversed. However, even in that case, it is safe because it can be prevented from falling. The lighting device according to claim 5 is the lighting device according to claim 1,
The movable portion has a head for locking at a distal end, and the receiving member has an insertion portion having a first guide inclined portion that facilitates insertion of the head, and the head has inserted the insertion portion. And a locking portion having a second guide inclined portion for guiding the head to the locking position in the state.

According to the illuminating device of the fifth aspect, in addition to the same effects as those of the first aspect, the movable portion can be smoothly fitted to the receiving member by the first guide inclined portion, and the second guide inclined portion is provided. Accordingly, the head hardly comes off from the locking portion in the temporary holding state of the light distribution control member, and the light distribution control member can be prevented from falling.

[0015]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A first embodiment of the present invention will be described with reference to FIGS. That is, this lighting fixture has the fixture main body 1 and the light distribution control member 2. The appliance body 1 has a pair of fixtures 3 at one opposing edge, has a holder 4 at one of the other opposing edges crossing in a direction connecting the pair of fixtures 3, and has On the other hand, a support 5 is provided, and the support 5 has an automatic return type cable feeding means and a movable portion 6 provided at a tip of the cable. The device main body 1 is a flat rectangular shape, and a pair of holders 4 are provided on one opposing side piece, and the holder 4 and the support 5 are provided on the other opposing side piece.

The instrument body 1 of the embodiment has a peripheral wall 7 on its outer periphery.
Is hanging. A substantially rectangular loose fitting hole 8 is formed at the center of the instrument body 1 and a guide member 15 made of, for example, a metal is formed at a corner.
Is provided. The insulating plate 1 is located near the loose fitting hole 8 of the instrument body 1.
The lighting device 11 is mounted via the cover 2, the lighting device 11 is covered with the main body cover 13, and the holes 14 provided in the main body cover 13 are aligned with the loose fitting holes 8. A pair of elastic bodies 16 using, for example, packing are provided on the upper surface of the instrument body 1. On the other hand, a hooking claw of the adapter 10 is hooked on a hooking sealing body 9 which is a wiring device provided on the ceiling, a power supply line 20 is drawn out from a lower surface of the adapter 10, and a connector 21 is provided at a tip. The elastic body 16 is brought into close contact with the ceiling by passing the loose fitting hole 8 of the instrument body 1 through the adapter 10 and the hooking sealing body 9, and the engaging claw 18 of the holder 17 is hooked on the peripheral groove 10 a of the adapter 10 to attach the instrument body 1. Attach to adapter 10. Holder 17
When the pair of operating portions 19 provided on the main body 1 are pulled in a direction away from each other, the locking claw 18 retreats in conjunction with this and retreats against a spring (not shown), separates from the peripheral groove 10a of the adapter 10, and moves away from the instrument main body 1.
Can be removed.

A terminal block (not shown) is provided inside the main body cover 13, and a power supply line receiving connector (not shown) connected to the terminal block is connected to the connector 21 to supply power.
A lamp support spring 23 and a lamp socket 24 are provided on the lower surface of the main body cover 13, and a lamp such as an annular fluorescent lamp 25 is mounted on these. The fixture 3 is disposed in a hanging posture on the lower surface of the instrument body 1, and is attached to the instrument body 1.
Is a plate made of, for example, a metal provided rotatably in the direction of the center, and has a locking hole. The hanging posture is held by a spring (not shown). Therefore, mounting fixture 3
Can be tilted against the spring toward the center of the instrument body 1 by an external force.

The holder 4 is formed, for example, by bending a metal wire into a U-shape, and has both ends attached to the instrument body 1. The support device 5 includes a drum housed in a case of the support device 5 and a cable wound around the drum, for example, a wire 33, in which an automatic return type cable feeding means is provided. It is urged in the winding direction of the cable. The movable portion 6 is rod-shaped, has a large-diameter head 6 a at the front end, and has a rear end connected to the front end of the wire 33. The upper surface of the head 6a has a conical shape such as a conical shape.

The light distribution control member 2 is located on the front surface of the apparatus main body 1 and has a mounted member 30 which is detachably engaged with the mounting member 3 and is rotatably pulled by the holder 4. A receiving tool 32 having a hook 31 that can be hooked and capable of locking the movable portion 6
Having. Then, in a state where the attachment 30 is detached from the attachment 3, the light distribution control member 2 is rotated around the holder 4 so that the wire 33 is paid out by its own weight.

The light distribution control member 2 has a shade as an embodiment, and has a shape in which an opening edge of the shade is fitted inside the peripheral wall 7. The mounting target 30 includes a locking piece 36 (see FIG. 6) that locks in the locking hole 3a of the mounting tool 3 and a release button 37 that pushes the mounting tool 3 inward and turns it to remove it from the locking piece 36. The locking piece 36 has an inclined portion 36a that guides the shade 3 toward the inward direction by sliding the shade to the lower end of the fixture 3 by approaching the instrument body 1.

The hook 31 is made of, for example, a metal and has a hook shape, and projects inward of the shade so as to be hooked on the holder 4. Therefore, the holder 4 can hook the light distribution control member 2 rotatably and detachably so as to be in a temporarily suspended state. As shown in FIGS. 3 to 5, the receiving tool 32 is configured to engage the insertion portion 40 into which the head 6 a of the movable portion 6 is inserted and the neck side of the head 6 a with the head 6 a inserted through the insertion portion 40. In the embodiment, it is made of, for example, metal, and has a U-shape in which both ends 32a are attached to the inner peripheral surface of the opening edge of the shade and open vertically. The opening on the side of the support 5 is inclined so as to be large, and the insertion portion 40 is formed on the side near the inner peripheral surface 2a of the shade, and the locking portion 41 is formed on the distal end side remote from the inner peripheral surface 2a. In addition, the inner peripheral surface 2a side of the shade is formed to have a width through which the head 6a of the movable portion 6 can penetrate, and the distal end side is narrowed to a size that prevents the head 6a from coming off.

In this embodiment, when the shade is pushed up with respect to the instrument body 1, the movable part 6 of the support 5 on the instrument body 1 and the receiver 32 on the shade side are fitted as shown in FIG. It will be in the locked state. When replacing the lamp from the state where the seed is attached to the fixture body 1 with the fixture 3, the release button 3
When the pusher 7 is released from the engagement with the fixture 3, the shade opens, for example, in a state where the movable portion 6 is engaged with the receiver 32 as shown in FIG. The movable part 6 of the support 5 is lowered together with the receiver 32 so as not to be suspended, and is held in a state of being suspended by the wire 33. 6 and 7 show that the shade is detached from the fixture 3 and is rotated by its own weight in a state where the hook 31 is hooked on the holder 4, and the movable part 6 is locked on the receiver 32 and the shade's own weight is shown. Is a state in which the wire 33 is pulled out. In this state, the shade does not shake, and the work such as lamp replacement can be easily and safely performed. In addition, it is possible to replace the lamp without completely removing the shade. Further, for example, even if the receiver 32 is detached from the movable portion 6 and the shade falls, the hook 31 is hooked on the holder 4 of the instrument body 1,
Even if the shade is incompletely fitted (one-sided state), the fall of the shade can be prevented.

In this state, when the shade is rotated about the holder 4 as a fulcrum and approaches the instrument body 1, the wire 33
Is automatically wound around the drum by a spring biasing the drum built therein, and the shade (2) is guided by the guide member 15 so that the opening edge fits inside the peripheral wall 7,
At this time, the mounting piece 3 is pushed inward by the locking piece 36 so that the locking piece 3
6 is locked in the locking hole 3a, whereby the shade is attached to the instrument main body 1, and the state shown in FIG. 2 is obtained. In order to remove the shade, the release button 37 is pressed to release the attachment 3 from the locking piece 36 as described above, and the wire 33 is fed out by its own weight, and the shade is disengaged as shown in FIGS. Will open.

According to this embodiment, the light distribution control member 2
The open state is held by the holder 4 and the wire 33, so that no weight is added to one place of the instrument body 1 and the necessity of reinforcement is reduced, and the light distribution control member 2 is not shaken, so that stability is improved. Yes, the lamp can be replaced without completely removing the light distribution control member 2, and the workability is good. Even if the light distribution control member 2 is incompletely attached to the fixture 3 of the instrument body 1, the light distribution control member 2 is hooked by the holder 4, so that the light distribution control member 2 does not fall and is safe. .

Since the holding tool 4 and the hooking tool 31 are provided inside the instrument body 1 and the light distribution control member 2, the appearance is good. As shown in FIG. 7, when the light distribution control member 2 is detached from the fixture 3, the light distribution control member 2 is held by the holder 4 at a position slightly lower than the appliance body 1. It is possible to prevent the outer surface from hitting the ceiling 45 with the member 2 removed, and it is easy to secure a distance from the ceiling 45, so that it can be formed in a shaded shape that protrudes outside, thereby reducing design constraints. Can be.

FIG. 8 shows a second embodiment of the present invention. That is, in the lighting apparatus according to the first embodiment, the pair of mounting tools 3 of the flat rectangular apparatus main body 1 are provided on one opposing side piece thereof, and the holding tool 4 and the supporting tool 5 are provided on the diagonal portions. Have been. By arranging the support 5 and the holder 4 on the diagonal line of the instrument body 1, as shown in FIG. 8, the opening area of the shade (2) in the shade temporarily suspended state can be maximized. And, by increasing the opening area, the lamp exchangeability in the temporarily suspended state can be improved.

The other parts are the same as in the first embodiment.
FIGS. 9 and 10 show a third embodiment of the present invention. That is, this lighting fixture receives, for example, a catch piece 46 that can be hooked on the holder 4 when the light distribution control member 2 is mounted in the opposite direction so that the holder 32 faces the holder 4 of the fixture body 1. Tool 32. The hooking piece 46 of the embodiment is formed by folding the edge of the entrance of the insertion portion 40.

The user may inadvertently reverse the mounting direction of the shade. At this time, as shown in FIG. 10 (b), since the receiving tool 32 and the support tool 5 do not fit together, and the holding tool 4 and the hooking tool 31 do not engage with each other. Temporary holding is not possible, and there is a risk of falling. For this reason, a catch piece 46 is formed on the receiving member 32,
Even if the seeds (2) are mounted in reverse, they are hooked on the holder 4.

FIG. 10 (a) shows a state where the shade (2) is properly attached, and FIG. 10 (b) shows a case where the shade (2) is mistakenly attached in the opposite direction. As shown in FIG. 2B, the hook 46 at the tip of the receiving member 32 is hooked on the holder 4, so that the safety against dropping of the shade (2) is enhanced. Others are the same as in the first embodiment.

FIGS. 11 to 13 show a fourth embodiment of the present invention. That is, in the lighting apparatus according to the first embodiment, the movable part 6 of the support 5 is provided with a locking head 6.
a at the distal end, the receiving member 32 engages the insertion portion 40 having the first guide inclined portion 55 for facilitating the insertion of the head 6a, and the head 6a with the head 6a inserted through the insertion portion 40. Locking portion 4 having second guide inclined portion 56 for guiding to the stop position
1 and the receiving member 32 is inclined so that the movable portion 6 can be easily guided.

In the embodiment, the inclination angle a with respect to the horizontal plane 57 perpendicular to the axis of the cone of the head 6a and the inclination angle b of the first guide inclined portion 55 with respect to the horizontal plane 57 satisfy b> a. As shown in FIG. 12, when the head 6a of the movable part 6 enters the receiving member 32 as shown in FIG. 12A, the movable part 6 is tilted obliquely as shown in FIG. , The friction is reduced and the fitting is easy. When the head 6a comes off as shown in FIG. 9C, the head 6a is locked on the locking portion 41 on the neck side while the posture that has fallen obliquely returns to the vertical posture.
When the shade's own weight is applied to the movable part 6 at this time, the head 6 a
As it slides in the direction in which it is further locked to 1, it will be locked more reliably. That is, the second guide inclined portion 56
As a result, as shown in FIG. 13, when the movable part 6 of the support 5 and the receiver 32 are fitted and the shade is opened by making the tip of the receiver 32 inclined so as to approach the instrument body 1 side. In the temporary holding state of the shade, the movable portion 6 and the receiving member 32 are unlikely to come off.

According to this embodiment, the movable portion 6 can be smoothly connected to the receiving member by the first guide inclined portion 55 in which the inclination angle of the head 6a of the movable portion 6 is smaller than the inclination angle of the receiving member 32. The head 6 of the movable portion 6 can be fitted and the receiving member 32 itself can be inclined with respect to the light distribution control member 2 by the second guide inclined portion 56.
a is unlikely to come off from the locking portion 41, and the light distribution control member 2 can be prevented from falling.

The other parts are the same as in the first embodiment.
FIG. 14 shows a modified embodiment. In contrast to the fourth embodiment in which the receiver 32 is directly inclined to the receiver 32, a triangular mounting base 47 for mounting the receiver 32 in an inclined manner is provided on the light distribution control member 2. A second guide inclined portion 56 is formed in the receiving member 32 so as to be interposed between the receiving member 32 and the receiving member 32.

[0034]

According to the lighting apparatus of the first aspect, since the light distribution control member is held in the opened state by the holder and the cable, it is not necessary to add weight to one place of the apparatus main body and it is necessary to reinforce the apparatus. Therefore, the light distribution control member is not shaken, so that the light distribution control member is stable, and the lamp can be replaced without completely removing the light distribution control member, and the workability is good. Even if the light distribution control member is incompletely attached to the fixture of the instrument body, the light distribution control member is hooked by the holder, so that the light distribution control member does not fall and is safe.

Since the holding tool and the hooking tool can be provided inside the apparatus main body and the light distribution control member, the appearance can be improved as required. It is also possible to hold it at a slightly lowered position, so that it is possible to prevent the outer surface from hitting the ceiling with the shade removed, and it is easy to secure the distance from the ceiling so that it can be extended outside if necessary It is possible to adopt a shape or the like.

According to the lighting apparatus of the second aspect, the same effect as that of the first aspect is obtained. According to the lighting device of the third aspect, in addition to the same effects as those of the first aspect, the opening area of the light distribution control member in the temporarily suspended state is provided by disposing the support and the holder at the diagonal portions of the device main body. Can be made the largest, and the lamp exchangeability can be improved. According to the lighting device of the fourth aspect, in addition to the same effects as those of the first aspect, when the light distribution control member has a square shape, the mounting direction may be erroneously reversed. Even in that case, it is safe because it can be prevented from falling.

According to the lighting device of the fifth aspect, in addition to the same effects as those of the first aspect, the movable portion can be smoothly fitted to the receiving member by the first guide inclined portion, and the second guide inclined portion can be fitted. Accordingly, the head hardly comes off from the locking portion in the temporary holding state of the light distribution control member, and the light distribution control member can be prevented from falling.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of a first embodiment of the present invention.

FIG. 2 is a sectional view of an assembled state.

FIG. 3 is a perspective view of a support.

FIG. 4 is a perspective view showing a state where a movable portion is engaged with a receiving member.

FIG. 5 is a perspective view showing a state where a wire is paid out by slightly lowering a shade.

FIG. 6 is a perspective view of a temporarily suspended state in which a shade is opened.

FIG. 7 is a sectional view of the same.

FIG. 8 is a perspective view of the second embodiment with a shade opened.

FIG. 9 is a partial perspective view for explaining drop prevention when the shade according to the third embodiment is mounted in the opposite direction.

FIG. 10A is a cross-sectional view of a state where a shade is properly mounted, and FIG. 10B is a cross-sectional view of a state where the shade is reversely mounted.

FIG. 11 is an explanatory diagram illustrating a relationship between a support and a receiver according to a fourth embodiment.

FIG. 12 is an explanatory diagram illustrating an engagement operation between a movable portion of a supporter and a receiver.

FIG. 13 is an explanatory view of a state in which the movable portion is locked to the receiving member.

FIG. 14 is a side view of a modification of the receiving device.

FIG. 15 is a perspective view of the first conventional example in a state where a shade is opened.

FIG. 16 is an explanatory view showing the engagement between the locking tool and the receiving portion.

FIG. 17 is an explanatory diagram illustrating a state where an edge of a shade hits a ceiling.

FIG. 18 is a perspective view of a second conventional example in which a shade is opened.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Device main body 2 Seeds, light distribution control member 3 Mounting tool 4 Holder 5 Support tool 6 Movable part 6a Head 30 Mounted tool 31 Hook tool 32 Receiver 33 Wire 40 Insertion section 41 Lock section 46 Hook piece 55 First Guide inclined portion 56 Second guide inclined portion

Continuing on the front page (72) Inventor Kazuhiro Ikeda 27, Nishi-Shichijo-Hachiman-cho, Shimogyo-ku, Kyoto-shi, Kyoto Prefecture (72) Inventor Hideya Miyabe 1048, Kazuma, Kajima, Kadoma, Osaka Matsushita Electric Works, Ltd.

Claims (5)

[Claims] 1. A pair of fittings are provided on one facing edge, a holding tool is provided on one of the other facing edges crossing in a direction connecting the pair of fittings, and the other is provided on the other of the other facing edges. Having a support,
The support is an instrument main body having an automatic return type cable feeding means and a movable portion provided at a tip of the cable, and is located on a front surface of the instrument main body, and is detachably attached to the attachment. A light distribution control member having a mounting member to be locked, a hook member rotatably hooked to the holding member, and a receiving member capable of locking the movable portion; A lighting device in which the light distribution control member is rotated around the holder and the cable is extended by its own weight in a state where the fixture is detached from the fixture. 2. The apparatus body according to claim 1, wherein the device main body is a flat rectangular shape, the pair of fixtures are provided on one opposing side piece, and the holding tool and the support are provided on the other opposing side piece. Lighting equipment. 3. The device main body is a flat rectangular shape, the pair of fixtures are provided on one opposing side piece thereof, and the holder and the support are provided on diagonal portions of the device main body. Item 2. The lighting fixture according to Item 1. 4. The receiving tool has a catch that can be hooked on the holder when the light distribution control member is mounted in the opposite direction so that the receiving tool faces the holder of the instrument body. Item 2. The lighting fixture according to Item 1. 5. The movable portion has a locking head at its tip, the receiving member has an insertion portion having a first guide inclined portion for facilitating insertion of the head, and the receiving portion has the head. The lighting device according to claim 1, further comprising a locking portion having a second guide inclined portion for guiding the head to the locking position with the insertion portion inserted.