JPH09167517A - Luminaire - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a luminaire which surely operates by the shock of an earth quake but does not operate by the shake in the daily operation of the luminaire by setting a shock sensitive switch in the vicinity of a main body mounting part, and arranging a switch and a globe on the tip side of a mounting fixture. SOLUTION: A ceiling direct fixing type luminaire has a mounting part 5, and a luminaire main body 1 is fixed to a ceiling 6 so that a rosette 7 in the ceiling 6 is the center position. A mounting fixture 2 is mounted at both ends to the main body 1 and formed in almost U shape, and a globe 20, a checking switch 21a, and a pull switch 21b are fixed on the tip side. A shock sensitive switch 3 is mounted to a portion in the vicinity of the luminaire main body 5. The switch 3 is arranged on the line connecting a pair of mounting holes. A shock sensitive block 30 for lighting the luminaire when an earth quake arose is fixed to a portion in the vicinity of the main body 1, and when the operation signal of the switch 3 is inputted, the block 30 operates to light a miniature bulb or a circular fluorescent lamp 19.

Description

Detailed Description of the Invention

[0001]

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

[0002]

2. Description of the Related Art Conventional examples are shown in FIGS. That is, the connector 102a of the adapter 102 is connected to the hooking sealing body 101 of the ceiling 100, and the lighting fixture 10
The hook sealing cap 105 provided on the upper end of the cord 104 of No. 3 is connected to the connected device 102b of the adapter 102.

The adapter 102 includes a seismic switch 10
6, bean ball 107 and seismic block 108 are provided,
The vibration-sensing block 108 operates by the vibration-sensing operation of the vibration-sensing switch 106, and the bean ball 107 is turned on. The lighting fixture 1 is normally passed through the hook ceiling body 101, the adapter 102, the hook ceiling cap 105, and the cord 104.
Although the power is supplied to 03, when a sway of a certain amount or more is detected, the miniature ball 107 of the adapter 102 is automatically turned on to secure the illuminance even when the lighting device 103 side is in the off state.

Reference numeral 109 is a pull switch.

[0005]

However, the luminaire 10 is to be solved.
There is a risk that the violent operation of No. 3 or vibration when an object hits the hanging type lighting fixture 103 is detected and the lighting is automatically turned on. In addition, hanging type lighting fixtures were vulnerable to earthquakes and tended to be shunned. Originally, the seismic switch 106 is used to detect a strong impact or a fall in a home electric appliance such as a fan heater and to shut off the power supply, but vibration is applied by a normal switching operation like the lighting device 103. If
It was difficult to detect and operate only shaking caused by an earthquake.

[0006] Therefore, an object of the present invention is to provide a lighting device which does not malfunction due to daily vibrations or shaking generated when operating the device, but can operate reliably due to shaking of an earthquake.

[0007]

According to a first aspect of the present invention, there is provided a lighting apparatus having a main body mounting portion, a substantially U-shaped body having both ends attached to the main body, and a globe and a switch on the tip side. A fixture installed, a seismic switch mounted near the main body mounting portion of the instrument body, and a lamp socket equipped with a lamp that is attached to the instrument body and is turned on by the operation of the seismic switch. It is a thing.

According to the luminaire of the first aspect, when there is an earthquake of a certain magnitude, the seismic switch operates to turn on the lamp, thereby ensuring safety. In this case, since the seismic switch is installed near the main body mounting part and the switch and the glove are installed on the tip side of the mounting part, even if the mounting part may shake due to the switch operation, the seismic sensing switch is located near the main body mounting part. Therefore, since it is difficult to transmit the vibration generated by the operation of the switch to the seismic switch, it is possible to avoid the influence of the operation of the switch and prevent the malfunction. In addition, even if the fixture is shaken when attaching or detaching the globe for lamp replacement or cleaning the globe, it is possible to prevent malfunction of the seismic switch.

According to a second aspect of the present invention, in the lighting fixture according to the first aspect, the fixture main body has a hook ceiling cap insertion hole, and the main body attachment portion is a pair of attachment holes formed on both sides of the hook ceiling cap insertion hole. The seismic switch is provided on a line connecting a pair of mounting holes of the instrument body. According to the lighting device of the second aspect, in addition to the effect of the first aspect, it is possible to reduce the shaking of the instrument main body at the time of operating the switch and improve the switch operation feeling.

According to a third aspect of the present invention, in the lighting apparatus according to the second aspect, both ends of the fixture are fixed on both sides of the hooking sealing cap insertion hole in a direction orthogonal to a direction in which the attachment holes are arranged. is there. According to the lighting equipment of claim 3, in addition to the effect of claim 2, since the seismic switch is provided in the direction orthogonal to the swing direction of the fixture, the malfunction of the seismic switch is prevented more reliably. be able to.

[0011]

BEST MODE FOR CARRYING OUT THE INVENTION A first embodiment of the present invention will be described with reference to FIGS. That is, this ceiling-mounted lighting fixture has a fixture body 1, a fixture 2, a seismic switch 3, and a lamp socket (not shown).
The instrument body 1 has a body mounting portion 5. In the embodiment, the device main body 1 is attached to the ceiling 6 with the rosette 7 of the ceiling 6 as the center position. The recess 35 is formed corresponding to the rosette 7, and the hook sealing cap insertion hole 8 ( 2), the main body mounting portion 5 is composed of a pair of mounting holes 9 formed on both sides of the hook sealing cap insertion hole 8 of the concave portion 35, and the mounting hole 9 has a large diameter portion 9a and an arc shape continuous to this portion. It is a daruma-shaped hole formed by the slit portion 9b, and is formed symmetrically with the hook sealing cap insertion hole 8 as the center. The head of the mounting screw 11 that hangs down on the mounting tool 10 provided on the rosette 7 is passed through the large diameter portion 9a of the mounting hole 9 and the instrument body 1 is rotated to form an arc-shaped slit portion 9
The instrument main body 1 is fixed to the fixture 10 by passing through b and tightening the attachment screw 11. Reference numeral 12 (FIG. 2) is a hook sealing cap connected to the end of the power supply line 36 drawn out from the inside of the instrument body 1, and the hook sealing cap insertion hole 8 is provided.
More connected to rosette 7. 13 is a ballast, 1
4 is a storage battery, 15 is a thumbscrew 1 via a mounting member 16.
A reflector plate attached to the fixture body 1 by 7 is a lamp support spring, and 19 is an annular fluorescent lamp. A battery block (not shown) for lighting the ring-shaped fluorescent lamp 19 and a miniature lamp (not shown) at the time of power failure is also incorporated.

The fixture 2 is substantially U-shaped with both ends attached to the instrument body 1, and has the globe 20, the inspection switch 21a, and the pull switch 21b attached to the tip side. In the embodiment, the fixture 2 is made of metal, and both ends thereof are fixed on both sides of the hook sealing cap insertion hole 8 in a direction orthogonal to the arrangement direction of the attachment holes 9 as shown in FIG. The fixture 2 is composed of a large U-shaped portion 22 and a small U-shaped portion 23. Both ends of the small U-shaped portion 23 are connected to the lower end of the large U-shaped portion 22 by connecting tools 24 such as screws or rivets. The flanges 22a at both ends of the U-shaped portion 22 are fixed to the instrument body 1 by a fixing means such as welding or a connecting tool. Then, the inspection switch 21a and the pull switch 21b are attached to the tip of the large U-shaped portion 22, and the center hole 27 of the globe 20 is passed through the tubular shaft portion 26 provided at the tip of the small U-shaped portion 23 to make the small U-shaped portion 23. The nut 20 is tightened and fixed by the nut 33, and the entire circumference of the globe 20 is opened to reduce the temperature rise of the battery block and the like. Reference numeral 28 denotes a tubular inspection switch operating portion which is penetrated through the tubular shaft portion 26 and connected to the inspection switch 21a.
29 is a pull switch operation string connected to the pull switch 21b passed through the inspection switch operation unit 28.

The seismic switch 3 is attached near the main body attaching portion 5 of the instrument main body 1. In the embodiment, the seismic switch 3 is provided on the line connecting the pair of mounting holes 9 of the instrument body 1. In addition, a seismic block 30 for lighting the appliance body 1 in the event of an earthquake is attached in the vicinity thereof, and when an operation signal of the seismic switch 3 is input, the seismic block 30 operates to operate a mini lamp (not shown) or a ring-shaped fluorescent lamp. Turn on 19.

A lamp socket (not shown) is connected to a ring-shaped fluorescent lamp 19 which is attached to the instrument body 1 and is turned on by the operation of the seismic switch 3 and the operation of the inspection switch 21a and the pull switch 21b. In this luminaire, the seismic switch 3 operates when a certain magnitude of earthquake occurs, and the miniature lamp or the ring-shaped fluorescent lamp 19 lights up, so that safety can be achieved. In this case, the seismic switch 3 is provided in the vicinity of the main body mounting portion 5, and the pull switch 21b and the glove 20 are provided on the tip side of the mounting tool 2. Even if the tool 2 shakes, the seismic switch 3 is attached to the main body mounting portion 5.
Since it is in the vicinity of, it is difficult to transmit the vibration generated by the operation of the pull switch 21b to the seismic switch 3, so that the influence of the switch operation can be avoided and the malfunction can be prevented.

Further, even if the fixture 2 is shaken when the globe 20 is attached or detached for lamp replacement or when the globe 20 is cleaned, malfunction of the seismic switch 3 can be prevented, and vibration of the building material, that is, the ceiling, Accurately pick up vibrations caused by an earthquake. Further, the instrument body 1 has a hook sealing cap insertion hole 8, the body mounting portion 5 is composed of a pair of attachment holes 9 formed on both sides of the hook sealing cap insertion hole 8, and the seismic switch 3 is a pair of the instrument body 1. Since it is provided on the line connecting the mounting holes 9, it is possible to reduce the shaking of the instrument body 1 when the switch is operated and to improve the switch operation feeling.

Further, since both ends of the fixture 2 are fixed on both sides of the hook sealing cap insertion hole 9 in a direction orthogonal to the direction in which the attachment holes 9 are arranged, an external force (switch pulling force,
2) to prevent the seismic switch 3 from rocking due to the fixing force of the mounting screw 11.
The YY 'direction reduces the vibration applied to the seismic switch 3 due to the bending of the fixture 2 as shown in FIG. As described above, since the seismic switch 3 is provided in the direction orthogonal to the swinging direction of the fixture 2, it is possible to more reliably prevent malfunction of the seismic switch 3.

A second embodiment of the present invention is shown in FIGS. 4 and 8. This lighting fixture is similar to the configuration in which the peripheral wall portion of the recess 35 of the fixture main body 1 of the first embodiment is separated, but the elastic body 4 is provided between the fixture main body 1 and the construction material on the mounting side.
0 is interposed. Further, the main body mounting portion 5 is formed by a main body mounting plate 41 that supports a peripheral edge portion of a mounting hole 43 provided in the center of the instrument main body 1, and an elastic body 42 is interposed between the main body mounting plate 41 and the instrument main body 1. ing. A hanging peripheral wall 43a is formed on the peripheral edge portion of the mounting hole 43, and a rising peripheral wall 41a is formed on the outer periphery of the main body mounting plate 41 having an outer diameter larger than the inner diameter of the mounting hole 43, and the hanging peripheral wall 43a and the rising peripheral wall 41a are formed. The elastic body 42 is held between them. As shown in FIG. 5, the main body mounting plate 41 has a hook sealing cap insertion hole 8 described in the first embodiment at the center, and a pair of mounting holes 9 on both sides in one direction thereof. The flanges 22a of the fixture 2 are attached by fixing means 45 on both sides in a direction orthogonal to the arrangement direction of the nine. Then, the mounting screw 11 is engaged with the mounting hole 9 and the mounting screw 11 is tightened,
The attachment plate 41 is drawn to the fixture 10 of the ceiling 6 of the construction material, the instrument body 1 is pulled up via the elastic body 42, and the instrument body 1 is drawn to the ceiling 6 via the elastic body 40.
The elastic bodies 40 and 42 are classified into a brush shape as shown in FIGS. 6 and 7, and a coil shape as shown in FIG.
The brush-like one is formed by arranging a plurality of rod-like elastic bodies 40 using an elastic material such as rubber or using a coil spring, and opposing both ends to the instrument body 1 and the ceiling 6. Support plates may be interposed at both ends, or one end may be attached to the ceiling 6 or the instrument body 1 on the construction material side. The coiled one consists of one coil spring, one end of which is attached to the instrument body 1 or the like,
When attaching the instrument body 1 to the ceiling 6, the instrument body 1 and the ceiling 6
Insert between Both the brush shape and the coil shape are elastically deformed as shown by imaginary lines with respect to horizontal vibration.
Other configurations are the same as those of the first embodiment.

In the first embodiment, the seismic switch 3 detects a vibration of a building other than an earthquake, such as a slight vibration due to the behavior of a person on the floor and a vibration caused by the passage of a vehicle.
There was a risk of automatic lighting. According to this embodiment, a relatively high frequency of 10 Hz or higher generated in daily life is absorbed by the elastic bodies 40 and 42 and is not transmitted to the seismic switch 3. That is, since the seismic switch 3 generally detects whether the enclosed mercury and the contacts are on or off,
Although it is more sensitive to the vibration in the horizontal direction than the direction of gravity, the elastic bodies 40 and 42 can absorb the slight vibration in the horizontal direction. On the other hand, the elastic bodies 40 and 42 do not work effectively in a shake with a large amplitude at a low frequency of about 0.2 to 5 Hz such as an earthquake, and the same behavior as that of the ceiling 6 of the construction material to which the instrument body 1 is attached is displayed. The acceleration required for the seismic switch 3 to operate is added. Therefore, the seismic sensing switch 3 does not malfunction due to switch operation of appliances, maintenance operation of gloves and the like and vibration applied to appliances due to daily life vibration, and it is possible to reliably operate due to shaking of an earthquake. Others are the same as in the first embodiment.

In the embodiment, the seismic switch 3 is provided on the line connecting the pair of mounting holes 9 of the instrument body 1. However, in this case, the seismic switch 3 is located near the line. Including.

[0020]

According to the lighting equipment of the first aspect, since the seismic switch is provided in the vicinity of the mounting portion of the main body and the switch and the glove are provided on the tip side of the mounting tool, the mounting tool can be shaken by the switch operation. However, since the seismic switch is located near the main body mounting portion, it is difficult to transmit the vibration generated by the operation of the switch to the seismic switch, so that the influence of the switch operation can be avoided and a malfunction can be prevented. In addition, even if the fixture is shaken when attaching or detaching the globe for lamp replacement or cleaning the globe, it is possible to prevent malfunction of the seismic switch.

According to a second aspect of the present invention, in the apparatus of the first aspect, the fixture main body has a hook ceiling cap insertion hole, and the main body mounting portions are formed on both sides of the hook ceiling cap insertion hole. In addition to the effect of claim 1, since the seismic switch comprises a mounting hole and the seismic switch is provided on the line connecting the pair of mounting holes of the device body, the vibration of the device body during the operation of the switch can be reduced and the switch operation feeling is improved. can do.

According to the lighting device of the third aspect, in the second aspect, both end portions of the fixture are fixed on both sides of the hooking sealing cap insertion hole in a direction orthogonal to the arrangement direction of the attachment holes. In addition to the effect of the second aspect, since the vibration-sensitive switch is provided in the direction orthogonal to the swing direction of the fixture, the malfunction of the vibration-sensitive switch can be prevented more reliably.

[Brief description of the drawings]

FIG. 1 is a sectional view of a first embodiment of the present invention.

FIG. 2 is a partial bottom view of the instrument body.

FIG. 3 is a side view of the operating state of the fixture.

FIG. 4 is a cross-sectional view of the second embodiment.

FIG. 5 is a partial bottom view of the instrument body.

FIG. 6 is a perspective view of an elastic body.

FIG. 7 is a side view thereof.

FIG. 8 is a cross-sectional view of another elastic body.

FIG. 9 is a side view of a conventional example.

FIG. 10 is a sectional view of the adapter.

[Explanation of symbols]

 1 Instrument main body 2 Mounting tool 3 Seismic switch 5 Instrument mounting part 6 Ceiling 8 Hook ceiling cap insertion hole 9 Mounting hole 19 Ring fluorescent lamp 20 Globe 21a Inspection switch 21b Pull switch

Claims (3)

[Claims] 1. An instrument main body having a main body attaching portion, a fixture having a substantially U shape in which both ends are attached to the instrument main body, and a globe and a switch are attached to a tip end side, and the main body attaching of the instrument main body. A luminaire comprising: a seismic switch mounted near the portion, and a lamp socket equipped with a lamp mounted on the luminaire body and lit by the operation of the seismic switch. 2. The instrument main body has a hooking sealing cap insertion hole, and the main body mounting portion includes a pair of mounting holes formed on both sides of the hooking sealing cap insertion hole.
The lighting device according to claim 1, wherein the seismic switch is provided on a line connecting a pair of mounting holes of the device body. 3. The luminaire according to claim 2, wherein both ends of the fixture are fixed on both sides of the hooking sealing cap insertion hole in a direction orthogonal to a direction in which the attachment holes are arranged.