JP2018195499A - Luminaire - Google Patents

Abstract

To improve workability by connecting a power cable 500 to a terminal block without completely detaching a terminal block cover 440.SOLUTION: A luminaire 1000 comprises a terminal block 430 to which the power cable 500 is connected, a lighting device case 410 in which a terminal block attachment window 411 is formed so that an external electric wire connection port 431 of the terminal block 430 is exposed, the terminal block cover 440 for covering the terminal block attachment window 411, a movable supporting tool 443 for movably attaching the terminal block cover 440 to the lighting device case 410, and a fixing tool 444 for regulating movement of the lighting device case 410 supported by the movable supporting tool 443, and fixing the terminal block cover 440 to the lighting device case 410.SELECTED DRAWING: Figure 10

Description

  The present invention relates to a technique for protecting a connection portion of a power supply terminal block of a lighting fixture.

  2. Description of the Related Art Conventionally, lighting fixtures using light emitting diodes (LEDs) mounted on a high ceiling of a multipurpose hall, gymnasium, factory, etc. as a light source that are suspended from a ceiling or the like that illuminates a floor or wall surface are known. Such a luminaire includes a terminal block for connecting a commercial power source covered with a terminal block cover.

  For example, Patent Documents 1 and 2 describe the configuration of a terminal block to which a power cable covered with a terminal block cover is connected.

JP, 2006-207290, A Japanese Patent Laying-Open No. 2014-4720

When installing such lighting fixtures, after attaching the lighting fixtures to the ceiling, etc., remove the terminal block cover once, and connect the power cable led out from the hole in the ceiling or routed along the ceiling to the terminal block After connecting, it is necessary to attach the terminal block cover again with screws or the like. The terminal block cover of a lighting fixture is often connected to the lighting fixture body with a fall prevention wire to prevent the terminal block cover from being dropped when removed.
When the above installation work is performed at a high place, it takes time to remove and attach the terminal block cover because it is necessary to carefully perform the work so that there is no drop accident. Furthermore, once the removed terminal block cover is placed on the main body or the like, the lighting fixture may be damaged.

  Therefore, the present invention enables the power cable to be connected to the terminal block while it is attached to the lighting device case without completely removing the terminal block cover, and moves the terminal block cover to cover the terminal block. Therefore, it aims at providing the lighting fixture which improved workability | operativity.

  The lighting fixture of the present invention stores a terminal block having an external wire connection port for connecting a power cable, a lighting circuit for lighting a light source, the lighting device and the terminal block, and the external wire connection port is exposed. A lighting device case having a terminal block mounting window formed thereon, a terminal block cover that covers the terminal block mounting window, a movable support that movably attaches the terminal block cover to the lighting device case, and the movable support A fixture that restricts movement of the supported lighting device case and fixes the terminal block cover to the lighting device case.

  Without removing the terminal block cover from the lighting device case, the power cable can be connected to the external cable connection port of the terminal block, and after connecting the power cable to the external cable connection port of the terminal block, use the terminal block cover. By covering the external wire connection port of the terminal block again, it is possible to suppress the accumulation of dust in the external wire connection port.

FIG. 3 is a perspective view showing the lighting apparatus in the first embodiment. It is a perspective view which shows the state which looked at the lighting fixture of FIG. 1 from another angle. It is an expansion perspective view which shows the state which removed the terminal block cover from the lighting fixture of FIG. It is a perspective view which shows the terminal block cover of the lighting fixture of FIG. It is a perspective view which shows the state which looked at the terminal block cover of FIG. 4 from another angle. It is a perspective view which shows the base cover part of the terminal block cover of FIG. It is a perspective view which shows the state which looked at the base cover part of FIG. 6 from another angle. It is a perspective view which shows the movable cover part of the terminal block cover of FIG. It is a perspective view which shows the state which looked at the movable cover part of FIG. 8 from another angle. It is a perspective view which shows the state before attaching a power cable to the lighting fixture in Embodiment 1. FIG. FIG. 5 is a perspective view showing a process of attaching a power cable to the lighting fixture in the first embodiment. 3 is a perspective view showing a state where a power cable is attached to the lighting fixture in Embodiment 1. FIG. 6 is an enlarged perspective view of the periphery of a terminal block cover of a lighting fixture in Embodiment 2. FIG. FIG. 11 is a perspective view showing a process of attaching a power cable to the lighting fixture in the second embodiment. It is a perspective view which shows the state which attached the power cable to the lighting fixture in Embodiment 2. FIG. It is a front view when the lighting fixture of FIG. 15 is seen from the front. It is a front view which shows the modification of the lighting fixture in Embodiment 2. FIG. It is a front view which shows the other modification of the lighting fixture in Embodiment 2. FIG. 6 is an enlarged perspective view of the periphery of a terminal block cover of a lighting fixture in Embodiment 3. FIG. FIG. 10 is a perspective view showing a process of attaching a power cable to the lighting fixture in the third embodiment. 6 is an enlarged perspective view of the periphery of a terminal block cover of a lighting fixture in Embodiment 4. FIG. It is a perspective view which shows the terminal block cover of FIG. It is a perspective view which shows the process in which a power cable is attached to the lighting fixture in Embodiment 4. It is a perspective view which shows the state which attached the power cable to the lighting fixture in Embodiment 4. FIG.

Embodiment 1 FIG.
Each structure of the lighting fixture of this Embodiment is demonstrated using FIGS.
The luminaire 1000 includes a light source unit 100, a main body 200 to which the light source unit 100 is attached, an attachment unit 300 that is attached to the main body 200 and attached to an attachment part such as a ceiling, and is attached to the main body 200. A lighting device 400 that supplies power to the unit 100 is provided. A power cable 500 shown in FIG. 1 is an electric wire that is drawn in from the outside and connected to the lighting device 400 to supply commercial power.

  The light source unit 100 is attached to the main body 200, and the light emitting diode 110 that is a light source, the reflection unit 120 that reflects light emitted from the light emitting diode 110 and controls light distribution, and the reflection unit 120 are attached. A light-transmitting cover 130 is provided. The light emitting diode 110 and the reflecting portion 120 are not illustrated in FIG. 2 because they are covered with the light transmissive cover 130.

  The main body 200 includes a light source attachment part 210 to which the light emitting diode 110 of the light source part 100 and the light transmissive cover 130 are attached, a heat radiation part 220 attached to the light source attachment part 210 and dissipating heat generated by the light emitting diode 110, The chassis part 230 provided in the light source attachment part 210 so that the thermal radiation part 220 may be enclosed, and the top plate 240 attached to the upper part on the opposite side to the light source attachment part 210 of this chassis part 230 is provided.

  The attachment portion 300 is formed by being bent into a U-shape (or U-shape), and the main body 200 is attached to both ends thereof by fasteners such as bolts. In addition, when attaching lighting fixture 10000 to to-be-attached parts, such as a ceiling, in addition to attaching part 300, as shown in a figure, fall prevention zone 310 may be attached. This fall prevention band 310 is intended to prevent the lighting fixture 1000 from falling from a mounted part such as a ceiling due to an unexpected trouble such as a disaster.

The lighting device 400 is attached to the top plate 240 at the top of the main body 200.
The lighting device 400 includes a lighting device case 410, a lighting circuit 420 and a terminal block 430 stored in the lighting device case 410, and a terminal block cover 440 attached to the lighting device case 410. The lighting circuit 420 is not shown because it is covered by the lighting device case 410.

  The lighting device case 410 is a box-like case having an opening on one surface, and an opening (terminal block attachment window 411) for exposing the terminal block 430 is formed on at least one surface forming the case.

  The lighting circuit 420 lights the light emitting diode 110 with power supplied from a commercial power supply via the terminal block 430.

  The terminal block 430 includes an external wire connection port 431 to which a power cable 500 for receiving supply of commercial power is connected, an internal wire connection port 432 to which internal wiring for connection to the lighting circuit 420 is connected, and a lighting device A fixing portion 433 for fixing to the case 410 or the like is provided. The internal wire connection port 432 and the fixing portion 433 are not shown because they are covered with the lighting device case 410.

  The terminal block cover 440 includes a base cover portion 441 attached in the vicinity of the terminal block attachment window 411 of the lighting device case 410 and a movable cover portion attached to the base cover portion 441 and covering the external wire connection port 431 of the terminal block 430. 442, a movable support 443 that fixes the movable cover 442 to the base cover 441 so as to be slidable, and a fixture 444 that fixes the movable cover 442 to the base cover 441 so that the movable cover 442 does not slide.

  The base cover part 441 is formed by being bent from one end of the mounting part 441a and the mounting part 441a fixed to the top surface of the lighting device case 410, and the side surface of the lighting device case 410 (the side of the terminal block mounting window 411). A first protective portion 441b covering the first protective portion 441b, a fixing portion 441c formed by being bent from the first protective portion 441b, and a side surface portion 441d formed by being bent from the other end of the mounting portion 441. Have

  The attachment portion 441a includes a fixing hole 441aa for fixing the lighting device case 410 with screws, rivets, and the like, and a support fixture fixed by a movable support tool 443 such as incomplete screws and rivets so that the movable case portion 442 can slide. A mounting hole 441ab is formed.

  A part of the first protection part 441b is cut off, and an electric wire insertion part 441ba for drawing the power cable 500 is formed. If the wire insertion portion 441ba is bent or a protective tape is applied so that the corner portion (edge) of the wire insertion portion 441ba does not hit the power cable 500, the outer surface of the power cable 500 is damaged. It is possible to prevent (suppress) sticking.

  The fixing portion 441c is formed with a screw hole (fixing device mounting hole 441ca) for fastening the movable cover portion 442 with a fixing device 444 such as a screw so as to restrict the sliding of the movable cover portion 442.

  The movable cover portion 442 is formed by bending the top surface portion 442a, the top surface portion 442a, and a front portion 442b that covers a portion facing the external wire connection port 431 (terminal block attachment window 411) of the terminal block 430, and the front surface. A second protection portion 442c that is formed by being bent from the portion 442b and that protects the surface of the base cover portion 441 that faces the first protection portion 441b; Thus, a bottom surface portion 442d is formed.

  The top surface portion 442a is formed with an elongated hole 442aa into which the movable support 443 is inserted.

The front portion 442b is cut from the end portion, and a notch hole 442ba into which the fixture 444 is inserted is formed.
The second protection portion 442c protects the side portion of the terminal block cover 440 in combination with the side surface portion 441d of the base cover portion 441.

  The bottom surface portion 442d is bent from the front surface portion 442d to increase the rigidity of the front surface portion 442b, and when the movable cover portion 442 slides, the bottom surface portion 442d slides smoothly by surface contact with the top plate 240. It has the function to do.

Next, assembly of the lighting fixture 1000 (mainly the terminal block cover 440) will be described.
First, the chassis portion 230 is attached to the light source attachment portion 210 to which the heat radiating portion 220 is attached, the top plate 240 is attached to the chassis portion 230, and the main body 200 is assembled.

  The light emitting diode 110 is attached to the light source attachment portion 210 of the assembled main body 200 using a socket or the like, and the light transmissive cover 130 to which the reflection portion 120 is attached is attached. Thus, the light source unit 100 is attached to the main body 200.

  Next, the lighting device case 410 is assembled with the lighting circuit 420 and the terminal block 430 connected to the lighting circuit 420 by internal wiring. At this time, the external wire connection port 431 of the terminal block 430 is exposed from the terminal block mounting window 411. The lighting device case 410 in this state is fixed to the top of the top plate 240 of the main body 200.

  Next, the movable cover portion 442 is placed on the attachment portion 441a of the base cover portion 441, and the movable support member 443 is inserted into the long hole 442aa and the support member attachment hole 441ab opened in the top surface portion 442a of the movable cover portion 442. With the movable support 443, the movable cover portion 442 can be slidably attached to the base cover portion 441. Furthermore, by inserting the fixing tool 444 into the notch hole 442ba and the fixing hole 441aa and screwing it in, the movable cover part 442 attached to the base cover part 441 can be fastened so as not to slide.

  Next, the terminal block cover 440 is attached to the lighting device case 410 by attaching the base cover portion 441 in the vicinity of the terminal block attachment window 411 of the lighting device case 410 attached to the top plate 240.

  Finally, the lighting unit 1000 is assembled by attaching the attachment portion 300 to the main body 200 with a bolt or the like.

  Next, an attaching process for attaching the power cable 500 to the terminal block 430 will be described with reference to FIGS.

  When installing the power cable 500, the installer first loosens the fixture 444, slides the movable cover portion 442 of the terminal block cover 430 to the open state shown in FIG. 11, and exposes the external wire connection port 431 of the terminal block 430. Let

  Next, after the power cable 500 is inserted into the terminal block 430, the movable cover portion 442 is slid to the closed state shown in FIG. 12 and the external wire connection port 431 is covered with the movable cover portion 442. Finally, the fixing tool 444 is tightened and fixed to the base cover portion 441 so that the movable cover portion 442 does not slide, and the installation work of the power cable 500 is completed.

  As described above, in the present embodiment, the external cable connection port 431 is exposed by sliding the movable cover portion 442 without removing and attaching the terminal block cover 430 as in the conventional terminal block cover, thereby exposing the power cable. 500 can be inserted. Since the work of attaching the lighting fixture 1000 to the ceiling or the like is a work at a high place, in the work of removing the terminal block cover 430, it is necessary to fix the removed parts so that the removed parts do not fall. Since the terminal block cover 430 in this form is not required to be detached, the workability during construction is improved and the working time is shortened. When the number of the lighting fixtures 1000 to be attached is large, it is more useful than the conventional terminal block cover.

  Moreover, since the operation | work which loosens or tightens the screw | thread of the fixing tool 444 can be performed from the side surface direction of the lighting fixture 1000, an operator can perform an operation | work, confirming visually.

Embodiment 2. FIG.
The terminal block cover according to the first embodiment has been described with respect to the case where the terminal block cover is composed of two parts. However, in the present embodiment, unlike the first embodiment, the terminal block cover 203 is formed with one component.
In the present embodiment, the same components as those in the first embodiment may be denoted by the same reference numerals and description thereof may be omitted.

The structure of the lighting fixture and terminal block cover of this Embodiment is demonstrated using FIG.
In FIG. 13, the terminal block cover 600 has a rectangular parallelepiped shape. When the terminal block cover 600 is attached to the lighting device case 410, a front portion 610 facing the external wire connection port 431 (terminal block attachment window 411) of the terminal block 430, and this A top surface portion 620 that is bent from the front surface portion 610 and connected to the upper surface of the lighting device case 410, and a first surface that is formed by bending from both sides of the top surface portion 620 toward the top surface portion 620 of the main body 200. The protection part 630 and the second protection part 640 are provided.

  The first protection part 630 further includes a support piece 631 formed by being bent along the lighting device case 410.

  The support piece 631 is formed with a support attachment hole 631a into which the movable support 443 is inserted.

  The second protection part 640 has a wire insertion part 641 through which the power cable 500 is inserted, and has a fixed piece 642 formed by being bent along the lighting device case 410.

  The fixed piece 642 is formed with a notch 642a cut from the end.

  As described above, since the terminal block cover 600 is composed of a single component, assembly steps such as screwing and riveting can be reduced, and the manufacturing is easy and inexpensive.

  Next, a state where the terminal block cover 600 is attached to the lighting device case 410 will be described.

  The support piece 631 and the fixing piece 642 are pressed against the lighting device case 410 so that the terminal block cover 600 covers the external wire connection port 431 (terminal block attachment window 411).

  In this state, a movable support 443 (for example, a rivet) is inserted into the support attachment hole 631a, and the terminal block cover 600 is fixed to the lighting device case 410 so as to be rotatable about the movable support 443. At this time, if a plastic spacer is interposed between the support piece 631 and the lighting device case 410 and the movable support 443 is penetrated, the terminal block cover 600 is rotated when the terminal block cover 600 is rotated. Scratches can be prevented and the rotating operation of the terminal block cover 600 can be made smooth.

  Next, the fixing member 444 is inserted into the notch 642a, and the fixing member 444 is screwed into the lighting device case 410, whereby the fixing piece 642 is fastened to the lighting device case 410 and the terminal block cover 600 is prevented from rotating. To do.

Next, an attaching process for attaching the power cable 500 to the terminal block 430 will be described with reference to FIGS. 14 and 15.
FIG. 14 shows an open state of the terminal block cover 600 in the present embodiment, and FIG. 15 shows a closed state of the terminal block cover 600 in the present embodiment.

  When installing the power cable 500, the installer first loosens the fixture 444 and rotates the terminal block cover 600 to the open state shown in FIG. 14 to expose the external wire connection port 431 of the terminal block 430. Next, after inserting the power cable 500 into the terminal block 430, the terminal block cover 600 is rotated to the closed state shown in FIG. 15, and the external wire connection port 431 is covered with the terminal block cover 600. Finally, the fixing tool 444 is tightened and fixed to the lighting device case 410 so that the terminal block cover 600 does not rotate, and the installation work of the power cable 500 is completed.

  In addition, it is good also as a structure which fixes the power cable 500 to the top plate 240 with a clamp in order to prevent the power cable 500 from biting into the terminal block cover 600. Providing the clamp increases the work of fixing the power cable 500 to the clamp during construction, but improves the workability of inserting the power cable 500 into the terminal block 430 and closing the terminal block cover 600 as shown in FIG. be able to.

  In addition, when the lighting fixture 1000 is installed so that the light source unit 100 faces downward, the rotation operation of the terminal block cover 600 is in the vertical direction. Therefore, when fixing the terminal block cover 600 to the lighting device case 410, Since the weight of the terminal block cover 600 is applied toward the lighting device case 410, the terminal block cover 600 can be easily placed in a predetermined position of the lighting device case 410.

  Moreover, since the operation | work which loosens or tightens the screw | thread of the fixing tool 444 can be performed from the side surface direction of the lighting fixture 1000, an operator can perform an operation | work, confirming visually.

  Moreover, it is good also as a shape which extended the upper surface of the terminal block cover 600 in eaves shape. With this configuration, since the upper surface (eave portion) of the terminal block cover 600 overlaps the upper surface of the lighting device case 410, the inside of the terminal block cover 600, in particular, from the gap between the terminal block cover 600 and the lighting device case 410. , Dust and dust can be prevented from entering the external wire connection port 431 of the terminal block 430.

  In addition, the support piece 650 may be formed so as to be positioned at the middle of the height of the terminal block cover 600 as shown in FIG. 17, or the support piece 660 may be formed at the height of the terminal block cover 600 as shown in FIG. You may form so that it may be located about the upper end of this.

Embodiment 3 FIG.
In this embodiment, the rotation direction of the terminal block cover of the second embodiment is changed. In the present embodiment, the same structures as those described in the first and second embodiments are denoted by the same reference numerals and description thereof is omitted.

The structure of the lighting fixture and terminal block cover of this Embodiment is demonstrated using FIG.
FIG. 19 shows an open state of the terminal block cover 700 in the present embodiment.

  In FIG. 19, the terminal block cover 700 has a rectangular parallelepiped shape. When the terminal block cover 700 is attached to the lighting device case 410, the front portion 710 facing the external wire connection port 431 (terminal block attachment window 411) of the terminal block 430, A top surface portion 720 that is bent from the front surface portion 710 and connected to the upper surface of the lighting device case 410, and a first surface that is formed by bending from both sides of the top surface portion 720 toward the top surface portion 720 of the main body 200. The protection part 730 and the second protection part 740 are provided.

  The top surface 720 is formed with a support attachment hole 721 into which the movable support 443 is inserted and a notch 722 cut from the end.

  The second protection part 740 has a wire insertion part 741 through which the power cable 500 is inserted.

  Thus, since the terminal block cover 700 is composed of a single component, assembly steps such as screwing and riveting can be reduced, and manufacturing is easy and inexpensive.

  Next, a state where the terminal block cover 700 is attached to the lighting device case 410 will be described with reference to FIG.

  The terminal block cover 700 is pressed against the lighting device case 410 so that the terminal block cover 700 covers the external wire connection port 431 (terminal block attachment window 411). At this time, a part of the top surface portion 720 of the terminal block cover 700 is overlapped with the upper surface of the lighting device case 410.

  In this state, a movable support 443 (for example, a rivet) is inserted into the support attachment hole 721, and the terminal block cover 700 is fixed to the lighting device case 410 so as to be rotatable about the movable support 443. At this time, when the plastic support is interposed between the top surface portion 720 (near the support attachment hole 721) and the upper surface of the lighting device case 410 and the movable support 443 is passed through, the terminal block cover 700 is rotated. When this is done, the lighting device case 410 can be prevented from being damaged, and the terminal block cover 700 can be smoothly rotated.

Next, the process of connecting the power cable 500 to the terminal block 430 will be described with reference to FIG.
FIG. 20 shows an open state of the terminal block cover 700 in the present embodiment.

  When installing the power cable 500, the installer first loosens the fixture 444, rotates the terminal block cover 700 toward the front side of the lighting device case 410 (direction A in FIG. 20), and connects the external wire connection port 431 of the terminal block 430. To expose.

  After passing the power cable 500 through the wire insertion portion 741, the power cable 500 is inserted into the terminal block 430. Thereafter, the terminal block cover 700 is rotated to the closed state in contact with the lighting device case 410, and the external wire connection port 431 is covered with the terminal block cover 700. Finally, the fixing tool 444 is tightened and fixed to the lighting device case 410 so that the terminal block cover 700 does not rotate, and the installation work of the power cable 500 is completed.

  In the present embodiment, since the fixture 444 is above the terminal block cover 700, the work for attaching the power cable 500 can be easily performed when working while looking down the lighting fixture 1000.

  Thus, since the movable support 443 serving as the axis of rotation is near the corner of the lighting device case 410, the terminal block cover 700 can be easily rotated. Further, when the notch shape of the notch portion 722 is matched with at least the locus of the fixture 444 when the terminal block cover 700 rotates, the terminal block cover 700 can be smoothly rotated, and the terminal block cover 700 can be moved. When rotating to the lighting device case 410 side, the notch 722 can guide the fixture 444.

Embodiment 4 FIG.
In this embodiment, the rotation direction of the terminal block cover of the third embodiment is changed. In the present embodiment, the same structures as those described in the first to third embodiments are denoted by the same reference numerals and description thereof is omitted.

  The structure of the lighting fixture and terminal block cover of this Embodiment is demonstrated using FIG. 21, FIG.

  21 and 22, the terminal block cover 800 has a rectangular parallelepiped shape, and when attached to the lighting device case 410, the front portion 810 that faces the external wire connection port 431 (terminal block mounting window 411) of the terminal block 430. The top surface portion 820 is bent from the front surface portion 810 and connected to the upper surface of the lighting device case 410, and is formed by being bent toward the top surface portion 820 of the main body 200 from both sides of the top surface portion 820. The first protection unit 830 and the second protection unit 840 are provided.

  The top surface portion 820 has a support attachment piece 821 that is shaped to protrude to a portion that contacts the top plate 240.

  The support attachment piece 821 is formed with an elongated hole into which the movable support 443 is inserted. Therefore, unlike the support tool mounting holes of the first to third embodiments, the support tool mounting hole 821 of the present embodiment can rotate the terminal block cover 800 around the movable support tool 443 as well as the terminal block cover. It has a function for allowing 800 to be slidable in the direction connecting the support mounting hole 821 and the second protection portion 840.

  The second protection part 840 is formed with a notch part 821 cut from the end part and an electric wire insertion part 842 through which the power cable 500 is inserted.

Next, an operation process for attaching the power cable 500 to the terminal block 430 will be described with reference to FIGS.
FIG. 23 shows an open state of the terminal block cover 800 in the present embodiment, and FIG. 24 shows a closed state of the terminal block cover 800 in the present embodiment.

  When installing the power cable 500, the installer first loosens the fixture 444. When the terminal block cover 430 is rotated, the second protection portion 840 that is a metal plate on the fixing tool 444 side interferes with the lighting device cover 410. By using the support attachment hole 821 that the movable support 430 is fastened, the interfering sheet metal can be pulled out and slid, and then rotated. In this way, the external wire connection port 431 of the terminal block 430 is exposed.

  The power cable 500 is inserted into the external wire connection port 431 of the terminal block 430. Thereafter, the terminal block cover 800 is rotated to the closed state in contact with the lighting device case 410, passed through the wire insertion portion 841, and the external wire connection port 431 is covered with the terminal block cover 800. Finally, the fixing member 444 is tightened, and the terminal block cover 800 is fixed to the lighting device case 410 so that the terminal block cover 800 does not slide or rotate.

  In the present embodiment, the connection work of the power cable 500 can be performed by loosening the fixture 444 provided on the opening side of the terminal block cover 430. Visual confirmation can be made and workability can be improved.

  DESCRIPTION OF SYMBOLS 1000 Lighting fixture, 100 Light source part, 110 Light emitting diode, 120 Reflection part, 130 Light transmission cover, 200 Main body, 210 Light source attachment part, 220 Heat radiation part, 230 Chassis part, 240 Top plate, 300 Attachment part, 310 Fall prevention tool 400 lighting device, 410 lighting device case, 411 terminal block mounting window, 420 lighting circuit, 430 terminal block, 431 external wire connection port, 432 internal wire connection port, 433 fixing portion, 440 terminal block cover, 441 base cover portion, 441a mounting portion, 441aa fixing hole, 441ab support mounting hole, 441b first protection portion, 441ba electric wire insertion portion, 441c fixing portion, 441ca fixing tool mounting hole, 441d side surface portion, 442 movable cover portion, 442a top surface portion, 442aa Long hole, 442b Front part, 442ba Notch hole, 442c Second protection part, 442d Bottom face part, 443 Movable support tool, 444 Fixing tool, 500 power cable, 600 Terminal block cover, 610 Front face part, 620 Top face part, 630 First protection part, 631 Support piece 631a Support attachment hole, 640 Second protection part, 641 Electric wire insertion part, 642 Fixed piece, 642a Notch part, 650 First protection part, 660 First protection part, 700 Terminal block cover, 710 Front part, 720 Top surface portion, 721 Support attachment hole, 722 Notch, 730 First protection portion, 740 Second protection portion, 741 Electric wire insertion portion, 800 Terminal block cover, 810 Front portion, 820 Top surface portion, 821 Support attachment Piece, 821a support attachment hole, 830 first protection part, 840 second protection part, 841 notch part, 842 wire insertion part.

Claims (3)

A terminal block having an external wire connection port for connecting a power cable;
A lighting circuit for lighting the light source;
A lighting device case in which the lighting device and the terminal block are stored, and a terminal block attachment window is formed so that the external wire connection port is exposed,
A terminal block cover covering the terminal block mounting window;
A movable support for movably attaching the terminal block cover to the lighting device case;
A fixture for restricting movement of the lighting device case supported by the movable fixture and fixing the terminal block cover to the lighting device case;
A lighting apparatus comprising:   The lighting fixture according to claim 1, wherein the movable supporter supports the terminal block cover so as to be slidable.   The lighting fixture according to claim 1, wherein the movable support supports the terminal block cover so as to rotate.