JPH0347209Y2 - - Google Patents

Description

[Detailed description of the invention] [Field of industrial application] This invention relates to a lighting fixture that is applied to germicidal lamps and the like.

[Conventional technology]

FIG. 5 shows a conventional example. That is, this lighting fixture has a collar 51 and a screw 52 at the lower end of the hanging rod 50.
and a hole (not shown) in the top surface of the instrument body 53.
A nut 55 is screwed into the screw 52 protruding into the inside of the instrument body 53 through the hanging rod 50 via a washer 54, thereby attaching the instrument body 53 to the hanging rod 50. 56 is a reflector, 57 is a lamp socket, and 58 is a ballast.

[The problem that the idea aims to solve]

However, with this lighting fixture, it is necessary to disassemble and reassemble the fixture body 53 each time the fixture body 53 is attached to or detached from the hanging rod 50, which makes attachment and detachment easy, and there is no space within the fixture body 53 for attaching the hanging rod. This has resulted in the disadvantage that the instrument main body 53 has to be increased in size.

Therefore, an object of this invention is to provide a lighting fixture whose main body can be easily attached to and removed from a hanging rod, and whose main body can be downsized.

[Means to solve the problem]

The lighting fixture of this invention consists of a hanging rod with locking recesses formed on both sides of its lower end, a large diameter hole into which the hanging rod is loosely fitted, and a first slit portion that can be locked into the recess. A mounting plate having a potbell-shaped hole, a notch formed at the end on the large diameter hole side, a retaining piece erected on the opening edge of the notch, and a locking claw formed on the slit side; The top surface on which the mounting plate is placed has a second pothole-shaped hole having the same size as the first pothole-shaped hole and facing in the opposite direction, and the slit portion of the first potion-shaped hole is arranged in the second potion-shaped hole. The locking pawl can be inserted in a state aligned with the large diameter hole of the potbell-shaped hole, and the slit portions of both the first potbell-shaped hole and the second potbell-shaped hole are moved to a position aligned with each other. an instrument main body having a locking hole in which the locking pawl locks, and a mounting screw whose head is locked inside the retaining piece through which a threaded portion passes through the notch in this locked state; It is something.

[Effect]

According to the configuration of this invention, the mounting plate is fixed to the device main body and the first barrel is fixed in a state where the locking pawl is locked in the locking hole and the head of the mounting screw is locked inside the retaining piece. The slit portions of the shaped hole and the second pot-shaped hole are aligned, and the recessed portion of the hanging rod is engaged with these slit portions, so that the instrument body is attached to the hanging rod. In addition, by loosening the mounting screw, removing it from the retaining piece, and moving the slit part of the first pot-shaped hole to the large diameter hole of the second pot-shaped hole, the mounting plate can be removed from the device body, and the hanging rod can also be removed from the device body. It comes off. Therefore, the instrument main body can be easily attached to and removed from the hanging rod without having to reassemble the instrument main body, and the instrument main body can be miniaturized since no space for attaching the hanging rod is required.

〔Example〕

An embodiment of this invention will be explained based on FIGS. 1 to 4. That is, this lighting fixture includes a hanging rod 2 having locking recesses 1 formed on both sides of the lower end, a large diameter hole 3 into which the hanging rod 2 is loosely fitted, and a slit portion 4 that can be locked in the recess 1. A notch 6 is formed at the end on the large diameter hole 3 side, and a retaining piece 7 is provided upright on the opening edge of the notch 6 and is further secured to the slit portion 4 side. A mounting plate 9 having claws 8 formed thereon, and a second pot-shaped hole 11 having the same size as the first pot-shaped hole 5 and oppositely oriented on the top surface 10 on which the mounting plate 9 is placed. The slit portion 4 of the first pot-shaped hole 5 is the second pot-shaped hole 1.
The locking occurs when the locking pawl 8 can be inserted while aligned with the large diameter hole 3 of the first hole 3 and moves to a position where the slit portions 4 of both the first potbelly-shaped hole 5 and the second potbelly-shaped hole 11 are aligned. The instrument body 15 has a locking hole 12 in which the claw 8 locks, and a mounting screw 14 in which the threaded portion 14a passes through the notch 6 in this locked state and the head 13 locks inside the retaining piece 7. We are prepared.

In this embodiment, the second pot-shaped hole 1
A reinforcing rib 16 is vertically provided on the side edge of the slit portion 4 of the first slit portion 4 so that the reinforcing rib 16 is engaged with the recessed portion 1 of the hanging rod 2.

The hanging rod 2 is an example of a pipe.

The appliance body 15 is equipped with a lamp socket 16 for mounting a lamp such as a fluorescent lamp or a germicidal lamp, a ballast (not shown), and other lighting components.

When attaching the main body 15 of this lighting device to the hanging rod 2, loosely fit the large diameter hole 3 of the first pot-shaped hole 5 of the mounting plate 9 into the hanging rod 2, move the mounting plate 9, and move the recessed part 1. The slit portion 4 is locked in place. Furthermore, the hanging rod 2 is loosely fitted into the large diameter hole 3 of the second pot-shaped hole 11 of the instrument body 15, and the mounting plate 9 is attached to the instrument body 15.
, and insert the locking claw 8 into the locking hole 12. While moving the main body 15 horizontally and sliding the mounting plate 9 onto the top surface 10, insert the locking claw 8 into the locking hole 1.
2 and the recessed part 1 of the hanging rod 2 to the second
It is locked into the slit portion 4 of the potbell-shaped hole 11.
At this time, the threaded portion 14a of the mounting screw 14 is inserted into the notch 6.
screw the mounting screw 14 into the head 1.
3 on the locking pawl 7, Figs. 2 and 3
As shown in the figure, the mounting plate 9 is fixed to the instrument main body 15, and the instrument main body 15 is locked in the recess 1 of the hanging rod 2, so that it is suspended.

When removing the instrument body 15 from the hanging rod 2, loosen the mounting screw 14 and remove the head 13 from the retaining piece 7, the mounting plate 9 can slide on the instrument body 15, and when the instrument body 15 is moved, the hanging As the rod 2 moves to the large diameter hole 3 of the second pot-shaped hole 11, the mounting plate 9
The locking claw 8 moves to a position where it can be removed from the locking hole 12, and the hanging rod 2 is removed.

According to this embodiment, the mounting plate 9 is fixed to the instrument body 15 with the locking claw 8 locked in the locking hole 12 and the head 13 of the mounting screw 14 locked inside the retaining piece 7. At the same time, the slit portions 4 of the first pot-shaped hole 5 and the second pot-shaped hole 11 are aligned, and the recessed portion 1 of the hanging rod 2 is engaged with these slit portions 4, so that the instrument body 15 is suspended. It is now attached to rod 2. Also, loosen the mounting screw 14 and remove the retaining piece 7.
When the slit portion 4 of the first pot-shaped hole 5 is moved to the large-diameter hole 3 of the second pot-shaped hole 11, the mounting plate 9 can be removed from the instrument body 15, and the hanging rod 2 can also be removed from the instrument body 15. It comes off. Therefore, the device main body 15 can be easily attached to and detached from the hanging rod 2 without having to reassemble the device main body 15, and since no space for installing the hanging rod is required inside the device main body 15, the size can be reduced. I can do it.

In addition, in this embodiment, since the reinforcing rib 4 is provided in the slit portion 4 of the second pot-shaped hole 11, deformation of the instrument body 4 can be prevented even in the event of an overload.
Even if the instrument main body 4 is deformed, the reinforcing ribs 16 tilt in the direction of locking into the recessed portion 1, as shown in FIG. It is fixed to the main body 15 to prevent the instrument main body 15 from deforming. As a result, the tensile strength of this lighting fixture can be increased, and there is no danger of the fixture main body 15 falling, thereby increasing safety.

[Effect of idea]

According to the lighting device of this invention, the mounting plate is fixed to the device main body and the first Both the slits of the potbell-shaped hole and the second pothole-shaped hole are aligned, and the recessed portion of the hanging rod is engaged with these slits, so that the instrument body is attached to the hanging rod. In addition, by loosening the mounting screw, removing it from the retaining piece, and moving the slit part of the first pot-shaped hole to the large diameter hole of the second pot-shaped hole, the mounting plate can be removed from the device body, and the hanging rod can also be removed from the device body. It comes off. For this reason, the device body can be easily attached to and removed from the hanging rod without having to reassemble the device body, and there is no need for space for attaching the hanging rod within the device body, which has the effect of making it possible to downsize. There is.

[Brief explanation of the drawing]

Fig. 1 is an exploded perspective view of one embodiment of this invention, Fig. 2 is a perspective view showing the suspended state of the instrument body, Fig. 3 is a sectional view thereof, Fig. 4 is a sectional view showing its deformed state, FIG. 5 is an exploded perspective view of a conventional example. 1... recessed part, 5... hanging rod, 3... large diameter hole,
4... Slit portion, 5... First potbellied hole, 6
...Notch, 7... Retaining piece, 8... Locking claw, 9...
Mounting plate, 10... Top surface, 11... Second pot-shaped hole, 12... Locking hole, 13... Head, 14... Mounting screw, 14a... Threaded portion, 15... Instrument body.

Claims (1)

[Scope of utility model registration request] It has a hanging rod with locking recesses formed on both sides of its lower end, a large diameter hole into which the hanging rod is loosely fitted, and a first pot-shaped hole consisting of a slit portion that can be locked in the recess. A mounting plate having a notch formed at the end on the large diameter hole side, a retaining piece erected on the opening edge of the notch, and a locking claw formed on the slit side, and a ceiling on which the mounting plate is placed. The surface has a second potbell-shaped hole having the same size and opposite direction as the first pot-bell-shaped hole, and the slit portion of the first potbell-shaped hole has the same size as the second pot-bell-shaped hole. When the locking pawl can be inserted in a state aligned with the diameter hole and moved to a position where the slit portions of both the first potbell-shaped hole and the second potion-shaped hole are aligned, the locking pawl is engaged. 1. A lighting fixture comprising: a fixture main body having a locking hole for locking, and a mounting screw having a screw portion passing through the notch and a head locking inside the retaining piece in the locked state.