JPS617504A - Illuminator - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

DETAILED DESCRIPTION OF THE INVENTION [Technical Field of the Invention] The present invention relates to a lighting fixture such as a fluorescent light fixture placed on the ceiling side.

[Technical background of the invention]

FIGS. 9 and 10 show an example of a conventional lighting device, in which a ballast, a terminal block, etc. (not shown) are attached to the bottom surface of a chassis 1, and 2/2 and 2 are attached to both ends of the chassis 1, respectively. This is a so-called H-shaped lighting fixture in which the lower surface of the chassis is covered with a reflector plate 3 having a V-shaped cross section, and a rod-shaped fluorescent rung 4 is attached between both lamp sockets 2. The chassis 1, also called the main body of the device, is a long and narrow flat blind plate with reeds, and as shown in FIG. ~10 are provided. The chassis 1 can be placed on the ceiling by passing a hanging device such as a hanger installed on the ceiling through the selected hanging hole, attaching it directly to the ceiling, or by placing it away below the ceiling. It is designed to be hung.

[Problems with background technology]

However, according to the conventional lighting equipment, when the chassis 1 is placed on the ceiling side, the blind plate-like chassis 1 serves as a blindfold when the hanging tool is passed through the hanging knockout. moreover,
Although there are multiple sets of hanging knockouts 7 to 11, these knockouts 7 to 10 are provided at predetermined locations on the chassis 1, so the distance between them and the hanging tools such as the hanging seatert is accurate. can hardly be expected to match. Therefore, in reality, it is necessary to newly arrange hanging tools such as hanging bolts and mounting angles at intervals that match the installation dimensions of the appliance body, or to bend existing hanging bolts and place them in suitable positions. are forced to work. For this reason, it has been troublesome to install conventional lighting fixtures on the ceiling side.

[Object of the invention,]

Therefore, an object of the present invention is to provide a lighting fixture that can be easily installed on the ceiling side.

[Summary of the invention]

The lighting device according to the present invention has a pair of main body side plates forming the box-shaped portion of the device main body, which has an elongated box-shaped portion with an open top and bottom surface, each of which has a metal fitting guide groove integrated in the longitudinal direction. A plurality of hanging fittings for supporting the appliance main body on the ceiling side hanging fittings are disposed between a pair of main body side plates, with both ends movably engaged in fitting guide grooves. do.

According to a lighting fixture having this feature, the fixture body to which multiple hanging fittings are attached has an elongated box-shaped part with openings on the top and bottom surfaces, so when passing the ceiling hanging fitting through the hanging fittings, Both of these can be performed while visually checking through the upper and lower openings of the box-shaped part. The hanging fittings can be moved in the longitudinal direction of the appliance body along the fitting guide grooves provided in the pair of body side plates that form the box-shaped part of the appliance body, so the position of the hanging fittings can be adjusted to the ceiling side hanging fittings. can be adjusted freely. Therefore, the lighting fixture of the present invention can be easily installed on the ceiling side.

[Embodiments of the invention]

A first embodiment of the present invention will be described below with reference to FIGS. 1 to 5.

In the figure, reference numeral 21 denotes an instrument main body, which in this embodiment is formed by connecting a pair of main body side plates 22 and a pair of socket stands 23. The main body side plate 22 is obtained by punching necessary holes in a colored steel plate or a plated steel plate, and then performing roll forming processing. In the case of this embodiment, the book side plate 22 is formed by connecting the horizontal part 22b to the upper edge of the vertical part 22m to form a substantially inverted shape. This side plate 2
At both ends of the vertical portion 22m of 2, a socket through hole 24, a screw through hole 25, and a current through hole 26 are provided by machining, and a pair of ballast mounting holes 27 are provided in the center. is provided. Further, a metal fitting guide groove 28 is integrally formed in the vertical portion 22m of the main body side plate 22 along the longitudinal direction. Note that this embodiment shows a case where the metal fitting guide groove 28 is formed by a bent edge 28h that is bent over the entire length of the lower edge of the substantially vertical portion 22h with a substantially vertical upwardly bent tip. There is. This bent edge 28a is intended to reinforce the side plate 22 of the main body, and the upwardly bent tip of the bent edge 28h is designed so that the bent edge 28h does not cut your hands. be. Further, the socket stand 23 is made of a steel plate, and has screw holes 29 and raised locking claws 30 on both left and right sides thereof, and lamp sockets 3 are respectively attached thereto.

The socket base 23 and the main body end plate 22 are folded together by passing the lamp socket 31 through the socket through hole 24 and passing the locking claw 30 through the current through hole 26 with the lamp socket 31 attached to the socket base 23 in advance. After bending, the screws 32 are passed through the screw holes 25 and 29, which are opposed to each other, to connect them. The instrument main body 21 assembled in this way has two opposing vertical portions 22 of a pair of main body side plates 22.
ts and a pair of socket stands 23, the box-shaped portion has an open top and bottom, respectively.

Note that a rod-shaped fluorescent lamp (not shown) is removably attached between the opposing lamp sockets 31 and 31. In addition, the surface of the main body side plate 22 facing the lamp is a surface of a colored steel plate or the like, so that the main body side plate 22 also serves as a reflecting plate. In addition, each socket stand 23 has a knockout 2 for power supply.
3a is provided. Further, numeral 33 in FIG. 3 is an end plate used when end measures are required for the instrument main body 2, and this is attached to at least one end of the horizontal portion 22b via a screw 34. It has become.

Further, a plurality of hanging fittings 35 are arranged between the pair of main body side plates 22. The hanging fitting 35 has, for example, retaining end portions 35a bent outward in the horizontal direction at the leading end of a substantially U-shaped image.
These engaging ends 35
h is movably engaged with the metal fitting guide groove 28. The hanging fittings 35 are ceiling side hanging fittings such as hanging bolts (this includes not only hanging fittings above the ceiling surface, but also hanging pipes, hanging chains, etc. provided in hanging devices attached to the ceiling surface)A. The hanging fitting 35 and the ceiling side hanging fitting A are connected via a nut B.

Furthermore, a mouth-shaped ballast mounting plate 38 is attached between the pair of main body side plates 22 via screws 37 passing through the ballast mounting holes 27. A stabilizer 40 is attached to this mounting plate 38 via screws 39. In this embodiment, one pair of ballast mounting plates 38 are provided, but they may be continuous and integrated.

A closing plate 41 is removably attached to the instrument body 21 to close the opening at the bottom of the box-shaped portion. The closing plate 41 is obtained by subjecting a colored steel plate or a plated steel plate to a roll 7 ohming process, and both sides of the closing plate 41 form upward retaining edges 42, and the ends of the engaging edges 42 point downward. It is folded back. This closing plate 41 covers both bent edges 28a of the instrument main body 22, and its covered state is maintained by the engaging edge 42 engaging with the bent edge 28a with its elastic force. . In addition, since the closing plate 4 can be attached and removed independently of the fluorescent lamp, the interior of the box-shaped part of the instrument body 2 can be maintained and inspected without having to take the trouble of removing the fluorescent lamp, which saves work time. Helps shorten the time.

To attach the lighting fixture with the above structure to the ceiling, the hanging fitting 35 is attached to the fixture body 21 in advance, and the stabilizer 40 is attached via the stabilizer mounting plate 38. Note that the hanging fittings 35 can be installed after assembling the appliance body 2.
This is done by engaging the engagement end 35a with the metal fitting guide groove 28 by utilizing the deflection of the vertical portion 22a. When installing the appliance main body 21 on the ceiling side, this main body 2
While viewing the hanging fixture A on the ceiling side from below through the box-shaped part with openings on the upper and lower sides of 1, the hanging fixture 35 was moved and adjusted along the fixture guide #28 to a position that suited the hanging fixture A. After that, the tip of the hanging tool A is inserted into the connection hole 36 of the hanging fitting 35, and connected via the nut B. After this connection, a closing plate 41 is attached to the lower end of the appliance main body 2 supported on the ceiling side. This completes the installation of the lighting fixtures on the ceiling. For subsequent use, two fluorescent lamps may be attached between the opposing lamp sockets 31 and 31.

In the second embodiment of the present invention shown in FIG. 6, a metal fitting guide groove 28 consisting of a bead groove is integrally formed in the middle of the vertical portion 22& of the main body side plate 22, and a hanging metal fitting 35 is attached to this. The structure other than the structure in which both the engaging ends 35a are movably engaged is the same as that of the first embodiment. In this second embodiment, the bent edge 281L is used only for attaching the closing plate 41.

Therefore, in this second embodiment as well, the instrument main body 21 has an elongated box-shaped portion with an opening on the upper and lower surfaces, and is provided with the hanging fitting 35 that is movable in the fitting guide groove 28, so that the intended purpose of the present invention is achieved. can. Moreover, in the second embodiment, the main body side plate 22 can be further reinforced by the metal fitting guide groove 28 made of a pea groove. In addition, in this second embodiment, the metal fitting guide groove 28
Of course, the bead grooves forming the main body side plate 2 can be created by rolling 7-ohm machining, but by 7°less machining,
It may be provided over the entire length of 2 or over a safe length range.

The third embodiment of the present invention shown in FIG. 7 is a case where it is implemented as a single-lamp lighting fixture. In other words, the pair of body side plates 22 in this third embodiment use body side plates formed only of vertical portions 22a. A metal fitting guide groove 28 formed by a bent edge 28b having a substantially vertical downward bent end is provided on the upper edge of this main body side plate 22 over the entire length in the longitudinal direction.
Both engaging ends 3'5a of the hanging fitting 35 are movably engaged with the hanging fitting 8. Therefore, in this embodiment, the lower bent edge 28a is used only for the purpose of attaching the closing plate 4. Moreover, in this third embodiment, the end of the main body side plate 22 is not provided with a socket through hole, but instead, the end of the closing plate 4 which also serves as a reflector has a socket through hole (not shown). is provided. A lamp socket 3 attached only to the lower surface of the socket base 23 is inserted into this socket through hole. Note that the other parts other than the structure described above are the same as those of the first embodiment.

Therefore, in this third embodiment as well, the instrument main body 2 has an elongated box-shaped portion with an opening on the upper and lower surfaces, and is provided with a hanging fitting 35 that is movable in the fitting guide groove 28, so that the intended purpose of the present invention can be achieved. It can be achieved. Moreover, in the third embodiment, since the bent edges 28a and 28b are provided on the upper and lower edges of the main body side plate 22, the protection of the operator's hands and the reinforcing effect of the main body side plate 22 can be further improved. Furthermore, since the metal fitting guide W1.28 is provided on the upper edge of the main body side plate 22, the height of the hanging metal fitting 35 can be reduced, which is useful for cost reduction.

The fourth embodiment of the present invention shown in FIG. 8 is the same as the first embodiment, except that the hanging fitting 35 has a wall portion 35b close to the substantially vertical portion 22h of the main body side plate 22. They have the same structure.

Therefore, it goes without saying that the fourth embodiment can also achieve the intended purpose of the present invention in the same way as the first embodiment. Because it acts as a stopper for the device body 2
The strength of 1 can be increased.

Furthermore, the technical concept of the fourth embodiment can also be applied to the temperature range of °C in each of the first to third embodiments.

Each of the above-mentioned embodiments is constructed as described above, but in the present invention, connecting pieces are integrally bent at both ends of a pair of side plates, and these connecting pieces are directly connected by screws or the like to form an elongated box-shaped part. It is also possible to construct a device main body with a socket and omit the socket base.

・Furthermore, in each of the above embodiments, the closing plate 41 and the bent edge 28a for attaching it are provided, but the device main body 21 is covered with a translucent cover, and this cover is attached to the device. When installed on the main body, the closing plate 4
The first prize can be omitted.

In addition, in carrying out the present invention, the specific structure, shape, position, material, etc. of the device main body, main body side plate, box-shaped portion, metal guide groove, hanging metal fittings, etc. shall be It goes without saying that the present invention is not limited to the above embodiments and can be implemented in various ways.

〔Effect of the invention〕

Since the present invention described above has the configuration described in the claims, it is possible to adjust the position of the hanging fitting while visually checking the positions of the ceiling side hanging fitting and the hanging fitting. Therefore, according to the present invention, it is possible to provide a lighting fixture that can be easily installed on the ceiling side.

[Brief explanation of drawings]

1 to 5 show a first embodiment of the present invention, FIG. 1 is a perspective view as seen from below, FIG. 2 is a perspective view as seen from above, and FIG. 3 is an exploded perspective view. Figure 4 is in Figure 2 ■
FIG. 5 is a cross-sectional view taken along the line v--■ in FIG. 2. 6 to 8 are sectional views showing other different embodiments of the present invention. 9 and 10 show a conventional example, with FIG. 9 being a perspective view and FIG. 10 being a plan view. 21... Instrument main body, 22... Main body side plate, 28...
Metal fitting guide groove, 28ts, 28b...bent edge, 35...
- Hanging fitting, 35a...engaging end, 35b...wall,
A...Ceiling side hanging fixture/

Claims (4)

[Claims] (1) A metal fitting guide groove along the longitudinal direction is integrally formed in a pair of main body side plates forming the box-shaped part of the instrument main body, which has an elongated box-shaped part with open upper and lower surfaces, and the above-mentioned A lighting device characterized in that a plurality of hanging fittings for supporting the fixture body on the ceiling side hanging fittings are disposed between the pair of body side plates, with both ends movably engaged in the fitting guide grooves. utensils. (2) In the statement of claim (1) above,
A lighting fixture characterized in that a metal fitting guide groove is formed of a bead groove. (3) In the statement of claim (1) above,
A lighting device characterized in that the metal fitting guide groove is formed by a bent edge obtained by bending an upper edge or a lower edge of a main body side plate with a substantially vertical bent tip. (4) In any one of claims (1) to (3) above, the hanging fitting is formed with a wall portion that is close to the substantially vertical portion of the side plate of the main body. Lighting equipment characterized by: