JP2020004690A - Lighting device - Google Patents

Abstract

To provide a lighting device having a plurality of lighting fixtures, where the lighting fixtures are readily connected to each other, thereby readily being assembled.SOLUTION: A lighting device includes: a plurality of lighting fixtures that have a light source unit having a light-emitting substrate serving as a light source and a fixture body in which the light source unit is disposed; and a connection member fitted to respective end parts of adjacent lighting fixtures to connect the lighting fixtures to each other.SELECTED DRAWING: Figure 17

Description

  The present invention relates to a lighting device having a plurality of lighting fixtures.

  2. Description of the Related Art Conventionally, a lighting fixture including a light source unit has been provided (for example, see Patent Document 1).

JP 2014-078511 A

  Although the lighting apparatus disclosed in Patent Document 1 is used alone, there are cases where it is desired to use the lighting apparatus as a lighting apparatus in which a plurality of lighting apparatuses are connected depending on the use environment. In such a case, it is conceivable that the lighting device connects adjacent lighting fixtures with screws using a connection fitting. However, in such a lighting device, it takes time and labor to connect a plurality of lighting fixtures, and it is difficult to assemble the lighting device.

  The present invention has been made to solve the above-described problem, and provides a lighting device having a plurality of lighting devices, wherein the lighting devices can be easily connected to each other and can be easily assembled.

  The lighting device according to the present invention is configured such that a plurality of lighting fixtures each including a light source unit having a light emitting substrate serving as a light source, and a fixture main body in which the light source unit is arranged are fitted to ends of adjacent lighting fixtures. And a connecting member for connecting the lighting equipment.

  The lighting device of the present invention includes a connecting member that is connected to an end of an adjacent lighting fixture to connect the lighting fixture. Therefore, the lighting device can connect a plurality of lighting fixtures only by fitting the connecting member to the lighting fixture, and the operator can easily connect the lighting fixtures. As a result, the worker can easily assemble the lighting device.

FIG. 2 is a perspective view of the lighting fixture according to Embodiment 1 of the present invention. It is a side view of the lighting fixture of FIG. FIG. 2 is an exploded perspective view of the lighting fixture of FIG. 1. FIG. 2 is an exploded side view of the lighting fixture of FIG. 1. FIG. 3 is an exploded perspective view of the lighting unit in FIG. 2. FIG. 3 is an exploded side view of the lighting unit in FIG. 2. FIG. 7 is an enlarged view in which a connecting portion and a side plate portion of FIG. 6 are engaged. It is an enlarged view of the side plate part of FIG. It is a perspective view of the end plate part of FIG. FIG. 5 is a sectional view taken along line AA of the lighting unit in FIG. 4. It is a perspective view of the light source unit of FIG. FIG. 12 is an exploded perspective view of the light source unit of FIG. It is a reference drawing of attachment of a light source unit in a state where a light source unit and a device main body were separated. It is a reference drawing of attachment of a light source unit in the state where a light source unit and the main part of an instrument were in contact. It is a reference drawing of attachment of a light source unit in the state where a light source unit and a main part of a device were engaged. FIG. 3 is a reference diagram illustrating light distribution of the lighting fixture according to Embodiment 1 of the present invention. FIG. 9 is a perspective view of a lighting device according to Embodiment 2 of the present invention. FIG. 18 is a perspective view of a lighting device for a starting end included in the lighting device of FIG. 17. FIG. 18 is a perspective view of an intermediate lighting device included in the lighting device of FIG. 17. FIG. 18 is a perspective view of a terminal lighting device included in the lighting device of FIG. 17. FIG. 18 is a perspective view of an intermediate connecting member included in the lighting device of FIG. 17. FIG. 22 is an exploded perspective view of the intermediate connecting member of FIG. 21. FIG. 18 is a perspective view of an end connecting member included in the lighting device of FIG. 17. FIG. 24 is an exploded perspective view of the end connecting member of FIG. 23. FIG. 13 is a perspective view of a lid used for a lighting device according to Embodiment 3 of the present invention. FIG. 26 is a perspective view of a connecting portion combined with the lid of FIG. 25. FIG. 27 is a perspective view showing a state before adjacent lighting fixtures are connected using the lid part of FIG. 25 and the connecting part of FIG. 26; FIG. 27 is a perspective view of a state where adjacent lighting fixtures are connected by using the lid part of FIG. 25 and the connecting part of FIG. 26; It is a front conceptual diagram of the modification of an apparatus main body.

  Hereinafter, a lighting device 1 according to an embodiment of the present invention will be described with reference to the drawings. In the following drawings including FIG. 1, the relative dimensional relationships, shapes, and the like of the components may be different from actual ones. In the following drawings, the same reference numerals denote the same or corresponding components, and this is common throughout the entire specification. In addition, terms indicating directions or positions (for example, “up,” “down,” “right,” “left,” “front,” “back,” and the like) are appropriately used to facilitate understanding. However, these notations are merely described as such for convenience of description, and do not limit the arrangement and orientation of the devices or components.

Embodiment 1 FIG.
FIG. 1 is a perspective view of a lighting fixture 1 according to Embodiment 1 of the present invention. FIG. 2 is a side view of the lighting fixture 1 of FIG. First, the overall configuration of the lighting fixture 1 will be described with reference to FIGS. In each of the drawings described below, the Z axis indicates the vertical direction of the lighting fixture 1, the X axis indicates the longitudinal direction of the lighting fixture 1, and the Y axis indicates the short direction of the lighting fixture 1. In addition, a mounting surface side such as a ceiling to which the lighting fixture 1 is mounted is defined as an upward direction Z1, and a side opposite to the upward direction Z1 is defined as a downward direction Z2.

[Lighting equipment 1]
The lighting fixture 1 is formed to be long and includes a lighting unit 10, a first cover 300, and a second cover 400. The lighting fixture 1 is formed in a prismatic shape, and as shown in FIG. 2, is formed in a rectangular shape in a side view when viewed in a longitudinal direction (X-axis direction). In the lighting fixture 1, the first cover 300 is engaged with the lower part of the lighting unit 10 and held by the lighting unit 10, and the second cover 400 is engaged with the upper part of the lighting unit 10 and held by the lighting unit 10. ing. In addition, although the lighting fixture 1 is attached by being suspended from an attached portion such as a ceiling, the lighting fixture 1 may be provided so as to stand up by a support, or may be attached to a wall with one side surface attached to a wall.

(Lighting unit 10)
As shown in FIG. 2, the lighting unit 10 includes a fixture main body 100 and a light source unit 200. The light source unit 200 is disposed on the ceiling 100 a and the bottom 100 b of the instrument body 100. The light source unit 200 disposed on the ceiling 100a of the appliance body 100 is referred to as a light source unit 200A. The light source unit 200A is a device that emits light from the appliance body 100 in an upward direction (Z1 direction). The light source unit 200 arranged on the main body bottom 100b of the instrument main body 100 is referred to as a light source unit 200B. The light source unit 200B is a device that emits light from the appliance body 100 in a downward direction (Z2 direction). That is, the lighting unit 10 of the lighting fixture 1 has two light source units 200 that emit light in the upward direction (Z1 direction) and in the downward direction (Z2 direction). A main body opening 101A to which the light source unit 200A is attached is formed in the ceiling 100a of the appliance main body 100. Similarly, a main body opening 101B to which the light source unit 200B is attached is formed in the main body bottom 100b of the appliance main body 100. As shown in FIG. 2, a connection opening 102 into which a connection member 1100 described later is inserted is formed at an end in the longitudinal direction (X-axis direction) of the device main body 100. The detailed configurations of the instrument body 100 and the light source unit 200 will be described later.

  FIG. 3 is an exploded perspective view of the lighting fixture 1 of FIG. FIG. 4 is an exploded side view of the lighting fixture 1 of FIG. The first cover 300 and the second cover 400 will be described with reference to FIGS. The first cover 300 and the second cover 400 are formed of a translucent resin material such as polycarbonate or acrylic.

(First cover 300)
The first cover 300 is attached to the instrument body 100 so as to cover the light source unit 200B. The first cover 300 is formed of, for example, a material having a diffusibility such as a milky white acrylic resin, and diffuses light emitted from a light emitting element 221 described later. The first cover 300 uses a material mixed with an opalescent material or a diffusing member, so that the light diffusion width can be widened and the light can be uniformly irradiated. The first cover 300 causes the light to go straight or refracted according to the incident angle of the light emitted from the light emitting substrate 220. The first cover 300 reflects part or all of the light according to the incident angle of the light emitted from the light emitting element 221 of the light emitting substrate 220. The first cover 300 may totally reflect the light emitted from the light emitting element 221. The term “total reflection” refers to the phenomenon that when light enters a medium having a low refractive index from a medium having a high refractive index, if the incident angle is larger than a certain angle (critical angle), the light is totally reflected at the boundary surface. Say. The first cover 300 is formed in a long shape. The first cover 300 is formed of a plate material forming a plurality of planes, and has a trapezoidal shape in a side view when viewed in the longitudinal direction (X-axis direction). More specifically, the first cover 300 includes an inner cover flat plate portion 305 formed in a long flat plate shape, and a cover inclined portion 310 rising from both ends of the inner cover flat plate portion 305 in the short direction (Y-axis direction). And a tip inclined portion 320 formed at the tip of the cover inclined portion 310. The inner cover flat portion 305 faces the light source unit 200B in a state where the first cover 300 is attached to the device main body 100. The length of the inner cover flat portion 305 is longer than the length of the instrument body 100 in the short direction (Y-axis direction) of the instrument body 100. The two cover inclined portions 310 facing each other are inclined inward in a direction toward each other. That is, the two cover inclined portions 310 facing each other are inclined inward such that the front ends approach the inner cover flat portion 305. The tip inclined portions 320 formed at the tips of the respective cover inclined portions 310 are formed by bending inward such that the tips are opposed to each other. Also, the first cover distal end portion 320a of the distal inclined portion 320 is formed such that the first cover distal end portion 320a is located closer to the inner cover flat plate portion 305 than the bent portion 320b located between the distal inclined portion 320 and the cover inclined portion 310. The cover plate 305 is inclined with respect to the plate surface. As shown in FIGS. 2 to 4, the cover inclined portion 310 protrudes outside the width of the instrument body 100 in the short direction (Y-axis direction) of the instrument body 100.

(Second cover 400)
The second cover 400 is attached to the appliance main body 100 so as to cover the inner cover flat plate portion 305 of the first cover 300 and the side plate portion 120 forming the side surface of the appliance main body 100. The second cover 400 is formed of, for example, a material having a diffusibility such as a milky white acrylic resin, and diffuses light emitted from a light emitting element 221 described later. The second cover 400 uses a material mixed with an opalescent material or a diffusion member, so that the light diffusion width can be widened and the light can be uniformly irradiated. The second cover 400 causes the light to go straight or refracted according to the incident angle of the light emitted from the light emitting substrate 220. The second cover 400 reflects a part or all of the light according to the incident angle of the light emitted from the light emitting element 221 of the light emitting substrate 220. The second cover 400 may totally reflect the light emitted from the light emitting element 221. As described above, when light is incident from a medium having a large refractive index to a medium having a small refractive index, if the incident angle is larger than a certain angle (critical angle), the light is totally reflected at the interface. A phenomenon. The second cover 400 is formed in a long shape. The second cover 400 is formed of a plate material forming a plurality of planes, and is formed in a rectangular shape in a side view when viewed in a longitudinal direction (X-axis direction). More specifically, the second cover 400 includes an outer cover flat portion 405 formed in a long flat plate shape, and a cover side portion 410 rising from both ends of the outer cover flat portion 405 in the short direction (Y-axis direction). And a front end hooking portion 420 formed at the front end of the cover side surface portion 410. The two cover side portions 410 facing each other are formed so as to face each other, and are formed substantially perpendicular to the outer cover flat portion 405. The tip hooks 420 formed at the tips of the respective cover side faces 410 are formed by bending inward such that the tips face each other. The distal end portion 420 a of the distal end hooking portion 420 is inclined with respect to the plate surface of the outer cover flat plate portion 405 so as to face the outer cover flat plate portion 405.

[Instrument body 100]
FIG. 5 is an exploded perspective view of the lighting unit 10 of FIG. FIG. 6 is an exploded side view of the lighting unit 10 of FIG. The lighting unit 10 includes the fixture body 100 and the light source unit 200 as described above. The appliance main body 100 is formed in a long shape, and includes a connecting portion 110, a side plate portion 120, a lighting control portion 130, and an end plate portion 140. The connecting part 110, the side plate part 120, and the end plate part 140 are combined with each other and fixed by fixing means 115 such as a screw. The lighting control section 130 is mounted on the connecting section 110 and is mounted on the connecting section 110 by fixing means (not shown) such as screws. As shown in FIG. 2, when the connecting portion 110, the side plate portion 120, the lighting control portion 130, and the end plate portion 140 are combined, the device main body 100 has the main body on the wall portion facing the ceiling portion 100a and the main body bottom portion 100b, respectively. An opening 101A and a main body opening 101B are formed.

(Connecting part 110)
FIG. 7 is an enlarged view in which the connecting portion 110 and the side plate portion 120 of FIG. 6 are engaged. FIG. 8 is an enlarged view of the side plate portion 120 of FIG. The configuration of the instrument body 100 will be further described with reference to FIGS. 2 and 5 to 8. 5 and 6, the connecting portion 110 has a flat bottom portion 111 and a flat side portion 112 facing each other, and has a substantially U-shaped cross section. The bottom part 111 connects the two side parts 112. Further, on one surface side of the flat bottom portion 111, a lighting control unit 130 is placed and attached. The bottom surface 111 is disposed between two openings of the main body opening 101A and the main body opening 101B, and is located closer to one of the openings. As shown in FIG. 7, the side portion 112 of the connecting portion 110 is engaged with the side plate portion 120, and the side plate portion 120 is disposed outside the connecting portion 110 in the short direction (Y-axis direction). In the appliance main body 100, a ceiling part 100a shown in FIG. 2 is formed by attaching two side plate parts 120 to the connection part 110, and a main body opening 101A is formed in the ceiling part 100a. In addition, the instrument body 100 has a body bottom portion 100b shown in FIG. 2 formed by attaching two side plate portions 120 to the connecting portion 110, and a body opening portion 101B is formed in the body bottom portion 100b. That is, the appliance body 100 has the main body opening 101A and the main body opening 101B on the upper (Z1 direction) and the lower (Z2 direction) walls by attaching the two side plate parts 120 to the connecting part 110. Is formed. As shown in FIG. 5, the connecting portion 110 has a cutout portion 111 a for wiring connecting the lighting control unit 130 and the light source unit 200, which will be described later, to the end side in the longitudinal direction (X-axis direction) of the bottom surface portion 111. Is formed.

(Side plate 120)
As shown in FIGS. 5 to 7, the device main body 100 has two plate-shaped side plate portions 120 arranged to face each other. The side plate portion 120 is formed of a material having good heat dissipation such as an aluminum material. Therefore, the side plate part 120 plays a role of a heat sink that dissipates heat generated from the lighting control part 130 attached to the connection part 110 by engaging with the side part 112 of the connection part 110. The side plate part 120 has a first reflection part 127 formed in a plate shape. The first reflecting portions 127 are disposed substantially perpendicular to the bottom surface 111 of the connecting portion 110 on both ends in the short direction (Y-axis direction) of the connecting portion 110. The first reflection unit 127 is formed in a plate shape, and is a surface opposite to the side on which the lighting control unit 130 is arranged, that is, a surface facing the cover side surface 410 of the second cover 400 in the lighting fixture 1. Is formed to reflect light. The first reflection section 127 is formed of, for example, a reflection member. The first reflection section 127 may use a reflection paint instead of being formed of a reflection member, or may arrange a reflection member on a base material. Although the first reflecting portion 127 is formed in a plane, the first reflecting portion 127 may have an uneven surface.

  As shown in FIG. 8, in a side view when viewed in the longitudinal direction (X-axis direction), the side plate portion 120 is arranged in the vertical direction (the Z-axis direction) ) Has a top plate 123 rising from both ends in the same direction, and a bottom plate 124. The top plate 123 and the bottom plate 124 are formed so as to face each other, and are formed substantially perpendicular to the first reflector 127.

  The top plate 123 constitutes a ceiling wall of the instrument body 100. As shown in FIG. 8, the top plate portion 123 has a first inclined portion 123a formed at a top plate front end portion 123b located at a front end of the top plate portion 123 in the rising direction. In the device main body 100, as shown in FIGS. 2, 7, and 8, the first inclined portions 123a of the two side plate portions 120 facing each other are in the vertical direction (Z-axis direction) with respect to the light emitting substrate 220 and the bottom plate portion 124. Is inclined to the opposite side. In addition, the first inclined portions 123a of the two side plate portions 120 facing each other are inclined so that the distance between them becomes closer toward the direction opposite to the bottom plate portion 124 in the direction perpendicular to the light emitting substrate 220 (Z-axis direction). I have. As shown in FIGS. 2 and 7, the lighting device 1 is a main body that is one opening formed in the vertical direction of the device main body 100 between the two first inclined portions 123 a facing each other in the device main body 100. An opening 101A is formed. The inclined front end portion 123a1 located at the front end of the first inclined portion 123a has a curved surface, and a vertical cross section is formed in an arc shape.

  As shown in FIG. 8, the bottom plate portion 124 has a second inclined portion 124a formed at a bottom plate front end portion 124b located at a front end of the bottom plate portion 124 in the rising direction. In the device main body 100, as shown in FIGS. 2, 7, and 8, the second inclined portions 124a of the two side plate portions 120 facing each other are aligned with the top plate portion 123 in a direction perpendicular to the light emitting substrate 220 (Z-axis direction). It is inclined to the opposite side. Further, the second inclined portions 124a of the two side plate portions 120 facing each other are inclined so that the distance between them becomes closer in the direction opposite to the top plate portion 123 in the direction perpendicular to the light emitting substrate 220 (Z-axis direction). ing. As shown in FIGS. 2 and 7, the lighting fixture 1 is a main body that is the other opening formed in the vertical direction of the fixture main body 100 between the two second inclined portions 124 a facing each other in the fixture main body 100. An opening 101B is formed. The second inclined portion 124a has a bottom bent portion 124a1 that is bent in an arc shape at the tip of the second inclined portion 124a. As shown in FIG. 8, in one side plate part 120, the first inclined part 123 a and the second inclined part 124 a are inclined in a direction away from each other.

  Further, the side plate portion 120 has a second reflecting portion 128 which is bent outward from the tip of the second inclined portion 124a and faces the bottom plate portion 124. The above-described bottom bent portion 124a1 is located between the second inclined portion 124a and the second reflecting portion 128. The second reflecting portion 128 is formed in a plate shape, and the surface on the side where the light source unit 200B is arranged, that is, the surface of the lighting fixture 1 that faces the inner cover flat portion 305 of the first cover 300 reflects. It is formed as follows. The second reflecting section 128 is formed of, for example, a reflecting member. The second reflecting portion 128 may use a reflective paint instead of being formed of a reflective member, or may arrange a reflective member on a base material. The second reflecting portion 128 is formed in a flat surface, but may have an uneven surface. The second reflecting portion 128 is inclined such that the distance from the bottom plate portion 124 is reduced from the second inclined portion 124a toward the tip of the second reflecting portion 128. That is, the second reflecting portion 128 is inclined so as to face diagonally upward from the second inclined portion 124a toward the tip of the second reflecting portion 128, and the second reflecting portion 128 is formed by the second inclined portion 124a. It is inclined with respect to the plate surface.

  As shown in FIG. 8, the side plate part 120 forms a first cover holding part 125 formed in a hook shape by the second inclined part 124 a and the second reflecting part 128. In other words, the side plate part 120 has the first cover holding part 125 at the end of the first reflecting part 127 in the direction perpendicular to the light emitting substrate 220 (Z axis direction). The first cover holding portion 125 is a cover holding opening in which the space between the bottom plate portion 124 and the second reflecting portion 128 opens toward the outside of the device main body 100 in the lateral direction (Y-axis direction) of the device main body 100. 125a are formed. The first cover holding portion 125 extends between the bottom plate portion 124 and the second reflection portion 128 from the cover holding opening 125a toward the second inclined portion 124a in the short direction (Y-axis direction) of the instrument body 100. It is formed to spread. In other words, the first cover holding part 125 is configured such that the bottom plate part 124 and the second reflecting part 128 are arranged in the short direction (Y-axis direction) of the instrument body 100 from the second inclined part 124a toward the cover holding opening 125a. The gap is formed so as to be narrow. The first cover holding portion 125 has a plate-shaped second reflecting portion 128 that engages with the first cover 300, and the second reflecting portion 128 is a tip inclined portion 320 of the first cover 300 shown in FIG. The first cover 300 is held by engaging with.

  Further, as shown in FIG. 8, the side plate portion 120 has, at an end where the top plate portion 123 of the first reflection portion 127 rises, a direction opposite to the top plate portion 123 with respect to the plate surface of the first reflection portion 127. It has a third reflector 129 that rises and is inclined with respect to the plate surface of the first reflector 127. In other words, the side plate portion 120 is a plate protruding from the end of the first reflection portion 127 on the side opposite to the side on which the first cover holding portion 125 is formed in the direction perpendicular to the light emitting substrate 220 (Z-axis direction). It has a third reflecting portion 129 formed in a shape. The third reflecting portion 129 is formed so that a surface opposite to the side on which the light source unit 200A is arranged, that is, a surface of the lighting device 1 that faces the cover side surface portion 410 of the second cover 400 is reflected. I have. The third reflector 129 is formed of, for example, a reflection member. The third reflecting portion 129 may be made of a reflective paint instead of being formed of a reflective member, or a reflective member may be arranged on a base material. The third reflecting portion 129 is formed in a plane, but may have an uneven surface. The third reflecting portion 129 has a second cover holding portion 126 which is bent at a tip end of the third reflecting portion 129 in the rising direction, in a direction opposite to the rising direction of the top plate portion 123. The second cover holding portion 126 is engaged with the leading end hooking portion 420 of the second cover 400 shown in FIG.

  As described above, in the lighting device 1, the top plate portion 123 of the two side plate portions 120 facing each other forms the ceiling portion 100 a of the device main body 100. Then, the first inclined portions 123a of the two side plate portions 120 facing each other form the main body opening 101A of the instrument main body 100. In the lighting device 1, the bottom plate portion 124 of the two side plate portions 120 facing each other, the second inclined portion 124 a, and the second reflecting portion 128 constitute a main body bottom portion 100 b of the main body 100. Then, the second inclined portions 124a of the two side plate portions 120 facing each other form the main body opening 101B of the instrument main body 100. The main body bottom portion 100b is formed so as to narrow the space between the second inclined portions 124a of the two side plate portions 120 facing each other from the bottom plate portion 124 to the second reflection portion 128 in the main body opening 101B.

  Further, the side plate portion 120 has, in the first reflecting portion 127, a protruding portion 127 a protruding from the first reflecting portion 127 in the same direction as the top plate portion 123 and the bottom plate portion 124. The protruding portion 127 a is located between both ends of the first reflecting portion 127 in the up-down direction (Z-axis direction), the center position of both ends in the up-down direction (Z-axis direction) of the first reflecting portion 127, and the top plate 123. Is formed between. As shown in FIG. 8, in a side view when viewed in the longitudinal direction (X-axis direction), the protrusion 127 a is formed in a substantially T shape. The protruding portion 127a has an upper protruding portion 127a1 protruding from the front end of the protruding portion 127a in the protruding direction toward the top plate 123, and a lower protruding portion 127a2 protruding from the front end of the protruding portion 127a in the protruding direction toward the bottom plate portion 124. And Further, the side plate portion 120 has a bottom plate protrusion 127 b protruding from the bottom plate portion 124 toward the top plate portion 123. The side plate portion 120 has an upper protruding portion 127a1 and a first reflecting portion 127 formed so as to face each other, and a second groove portion 122 is formed between the upper protruding portion 127a1 and the first reflecting portion 127. In the second groove 122, a connecting member 1100 described later is inserted and arranged. The side plate portion 120 is formed such that the lower projecting portion 127a2 and the first reflecting portion 127 face each other, and the bottom plate projecting portion 127b and the first reflecting portion 127 face each other. Therefore, in the side plate part 120, the first groove part 121 is formed between the lower protrusion part 127a2 and the bottom plate protrusion part 127b, and the first reflection part 127. As shown in FIG. 7, the side portion 112 of the connecting portion 110 is inserted into the first groove portion 121 and arranged. The connecting portion 110 is arranged in the first groove 121 formed in the side plate portion 120 such that each side portion 112 of the two side portions 112 faces the side plate portion 120. For this reason, the vertical direction (Z-axis direction) and the short-side direction (Y-axis direction) of the connecting portion 110 are restricted by the protrusion 127 a and the bottom plate protrusion 127 b of the side plate portion 120 and the first reflection portion 127. By doing so, it engages with the first reflector 127.

(Lighting control unit 130)
The lighting control unit 130 controls a light emitting substrate 220 described later. As shown in FIG. 5, the lighting control unit 130 controls a power terminal block 131 into which a power line for receiving power supply from a commercial power supply is inserted, a lighting state (brightness and color temperature) of the light source unit 200, and the like. A signal terminal block 132 into which a signal line to be controlled is inserted. The lighting control unit 130 includes a lighting device 133 that lights the light source unit 200, a control unit 134 that receives a signal from the signal terminal block 132 or a wireless signal, and transmits the received signal to the lighting device 133. have. The power supply terminal block 131, the signal terminal block 132, the lighting device 133, and the control unit 134 that constitute the lighting control section 130 are arranged on one surface side of the bottom section 111 and arranged side by side in the longitudinal direction (X-axis direction) of the bottom section 111. Have been. If the control unit 134 is provided with an antenna unit (not shown) for wireless communication so as to protrude from the other surface of the bottom surface 111, the communication performance can be improved. The lighting device 133 has a distributor (not shown) inside. Since the lighting device 133 includes the distributor, one lighting device 133 can switch and light two types of substrates having different color temperatures of light to be emitted, for example. The lighting control unit 130 has a power supply terminal block 131 and the like arranged on one surface side of the bottom surface 111, but the wiring to the light source unit 200B arranged on the other surface side of the bottom surface 111 is formed by a notch for wiring. It can be wired via 111a.

(End plate 140)
FIG. 9 is a perspective view of the end plate portion 140 of FIG. The end plate 140 will be described with reference to FIGS. The end plate part 140 is arrange | positioned at the longitudinal end part 100c of the instrument main body 100, as shown in FIG. As shown in FIGS. 5 and 9, the end plate portion 140 has a plate-shaped end plate main body 141 in which a circular electric wire opening 141 a is formed. The end plate main body 141 has an end in the longitudinal direction (X-axis direction) of the space of the appliance main body 100 surrounded by the connecting portion 110 and the side plate 120 when the end plate 140 is attached to the appliance main body 100. It is arranged to close the part. The end plate main part 141 rises from the sides of both ends of the instrument main body 100 in the short direction (in the Y-axis direction), protrudes inside the appliance main body 100, and is fixed to the side plate part 120 by fixing means 115 such as a screw. The end plate fixing portion 142 is provided. The end plate main body 141 rises from the side of the lower end (Z2 side end) of the end plate main body 141 in the up-down direction (Z-axis direction) of the instrument main body 100, and the end plate main body 141 with respect to the end plate main body 141. An end plate flange 143 protruding on the opposite side to the fixing portion 142 is provided. Further, in the end plate body 141, an end plate notch 141b is formed at the end in the longitudinal direction (X-axis direction) of the instrument body 100 so as to form the connection opening 102 shown in FIGS. Have been. In the end plate body 141 formed in a substantially cross-shaped flat plate shape extending in the vertical and horizontal directions, the end plate cutout portions 141b are formed at both ends in the short direction (Y-axis direction) of the plate extending in the horizontal direction and in the vertical direction. It is formed at the upper (Z1 side) end of (Z axis direction). That is, the end plate cutout portion 141b is formed above the end plate fixing portion 142 (in the Z1 direction).

  The end plate section 140 also includes a bush 145 and a connection spring 144 that engages with a connection member 1100 described below. The connection spring 144 is attached to the end plate main body 141 at a portion forming the end plate cutout 141b. The connection spring 144 is attached to the outer plate surface of the end plate main body 141 in a state where the end plate 140 is attached to the appliance main body 100, bends and extends inside the appliance main body 100, and 100 is formed so as to protrude inside. The connection spring 144 and the end plate main body 141 are fixed by fixing means such as rivets, for example. The connection spring 144 has a first engagement portion 144a that is engaged with a connection member 1100 described below. The first engagement portion 144a is formed in a claw shape. More specifically, when the end plate 140 is attached to the instrument main body 100, the first engagement portion 144 a of the connection spring 144 is formed so as to protrude in the short direction (Y-axis direction) of the instrument main body 100. A part is bent and formed. The bush 145 is a member formed in an annular shape, and is attached to the electric wire opening 141a.

  FIG. 10 is a sectional view taken along line AA of the lighting unit 10 of FIG. As shown in FIG. 10, in a state where the end plate portion 140 is attached to the instrument main body 100, the end plate main portion 141 is arranged inside the end of the side plate portion 120 in the longitudinal direction (X-axis direction). I have. Further, the connection spring 144 has a first engagement portion 144a that engages with the connection member 1100. When the end plate portion 140 is attached to the instrument main body 100, the connection spring 144 is notched. It is arranged so as to extend from the portion 141b to the inside of the instrument body 100. In addition, as shown in FIG. 2, in a state where the end plate 140 is attached to the instrument main body 100, the end plate main body 141 has an end plate flange 143 in the longitudinal direction (X-axis direction) of the main body opening 101 </ b> B. It is arranged to cover the end. That is, in a state where the end plate portion 140 is attached to the instrument main body 100, the end plate flange portion 143 is arranged between the second inclined portions 124a of the side plate portions 120 arranged so as to face each other. The device body 100 slides and engages the connecting portion 110 with the first groove 121 of the side plate portion 120 from the end side in the longitudinal direction (X-axis direction), and fixes the end plate portion 140 to the side plate portion 120. . Therefore, the lighting fixture 1 can be attached while restricting the movement of the connecting portion 110 in the longitudinal direction (the X-axis direction), so that the lighting fixture 1 can be easily assembled.

(Light source unit 200)
FIG. 11 is a perspective view of the light source unit 200 of FIG. FIG. 12 is an exploded perspective view of the light source unit 200 of FIG. The light source unit 200 has a light emitting substrate 220 serving as a light source, is disposed in the instrument main body 100, and is attached to the instrument main body 100 so as to close the main body opening 101A and the main body opening 101B. The same light source unit 200 is attached to both the main body opening 101A and the main body opening 101B of the instrument main body 100. The light source unit 200 described in the following description is described on the assumption that the light source unit 200A attached to the main body opening 101A and the light source unit 200B attached to the main body opening 101B have the same configuration. The light source unit 200 is not limited to the light source unit 200A and the light source unit 200B having the same configuration, but may have a different configuration between the light source unit 200A and the light source unit 200B. The light source unit 200 according to the first embodiment can be attached to the instrument body 100 and can be detached from the instrument body 100. However, the light source unit 200 is not limited to a device that can be attached to and detached from the instrument body 100, and the light source unit 200 may be fixed to the instrument body 100 and may not be detachable.

  As shown in FIGS. 11 and 12, the light source unit 200 is formed in a long shape, and includes a frame 210, a light emitting substrate 220 attached to the frame 210, and a cover 230 attached to the frame 210 so as to cover the light emitting substrate 220. And As shown in FIG. 12, the light emitting substrate 220 includes a substrate 222 formed in a long rectangular plate shape and a plurality of light emitting elements 221 mounted linearly along the longitudinal direction (X-axis direction) of the substrate 222. And One light emitting element 221 is mounted on the substrate 222 in the short direction (Y axis direction). Although one light emitting element 221 is mounted in the short direction (Y-axis direction) of the substrate 222, a plurality of light emitting elements 221 are mounted in the short direction (Y-axis direction) of the substrate 222. May be done. Further, in the light source unit 200, a plurality of substrates 222 provided with the light emitting elements 221 may be provided in the short direction (Y-axis direction) of the frame 210. Further, in the light source unit 200, a plurality of substrates 222 provided with the light emitting elements 221 may be provided in the longitudinal direction (X-axis direction) of the frame 210. The light emitting element 221 is, for example, a surface mount type LED element, but may be a COB type LED module. Further, the light emitting element 221 may be a solid-state laser element, a semiconductor laser element, or an organic EL element.

  The cover 230 is formed to be long so as to cover the light emitting element 221. The cover 230 is made of, for example, a material having a diffusibility such as milky white acrylic resin, and diffuses light emitted from the light emitting element 221. The cover 230 is formed in a long shape, and is formed in a plate shape forming a curved surface. The central portion of the cover 230 in the short direction (Y-axis direction) is curved so as to be convex. The cover 230 has an arc-shaped cross section, but may have another shape. For example, the cross section of the cover 230 may be a flat plate shape, a triangular shape, a square shape, or another polygonal shape. Alternatively, the cover 230 may have a polyhedral shape formed from a plurality of flat surfaces, or may have a shape formed from a plurality of curved surfaces. The cover 230 refracts the light emitted from the light emitting element 221 when the incident angle of the light emitted from the light emitting element 221 described later is larger than a certain angle. That is, the cover 230 transmits the light emitted from the light emitting substrate 220 and makes the light go straight or refracted when the light emitted from the light emitting substrate 220 passes through the cover 230. The cover 230 has a flat shape in which the distance between the light emitting element 221 and the cover 230 is not constant. Note that the cover 230 is not limited to a flat shape, and may have a constant distance between the light emitting element 221 and the cover 230, for example, a semicircular shape.

  The light source unit 200 has a mounting spring 240 as shown in FIGS. The attachment spring 240 is a mechanism for attaching the light source unit 200 to the instrument main body 100, and is attached to the frame 210 on a surface opposite to the side on which the light emitting board 220 is arranged. As shown in FIG. 6, the attachment spring 240 has a spring portion 240a extending in the short direction (Y-axis direction) of the light source unit 200. The spring portion 240a is a leaf spring formed of an elastic material such as a stainless steel material or a spring steel material. The spring portion 240a extends in the lateral direction (Y-axis direction) of the frame 210, and has a spring flat plate portion 240a1 that faces the frame 210 and is disposed substantially parallel to the frame 210. Further, the spring portion 240a has a spring bent portion 240a2 that bends from the distal end portion of the spring plate portion 240a1 toward the frame 210 side. The spring bent portion 240a2 is bent in an arc shape so as to protrude outward in the short side direction (Y-axis direction) of the light source unit 200. As shown in FIGS. 11 and 12, the mounting springs 240 are arranged at both ends in the longitudinal direction (X-axis direction) of the light source unit 200. The attachment spring 240 is fixed to the frame 210 and an end cover 250 described later by fixing means such as screws. As shown in FIG. 2, the light source unit 200 </ b> A is fixed to the instrument main body 100 by the mounting spring 240 engaging with the first inclined portion 123 a of the side plate portion 120 arranged so as to face each other. In addition, as shown in FIG. 2, the light source unit 200B is fixed to the instrument body 100 by the attachment spring 240 engaging with the second inclined portion 124a of the side plate portion 120 arranged so as to face each other.

  Further, as shown in FIGS. 11 and 12, the light source unit 200 is connected to an end cover 250 which is attached so as to cover an end in the longitudinal direction (X-axis direction) of the light source unit 200, and to the lighting device 133. And an electric wire part 260. The end cover 250 is disposed at an end in the longitudinal direction (X-axis direction) of the light source unit 200, closes an opening in the longitudinal direction (X-axis direction) of the cover 230, and emits light emitted from the light emitting substrate 220 to the light source. Light is distributed in the longitudinal direction (X-axis direction) of the unit 200. The end cover 250 is formed of a material having transparency and diffusibility such as an acrylic resin, and is joined to the cover 230 by a joining means such as an adhesive or heat welding. The end cover 250 is fixed to the mounting spring 240 by fixing means such as a screw. The end cover 250 only needs to close the opening in the longitudinal direction (X-axis direction) of the cover 230, and may be made of a material that does not transmit light. In the light source unit 200, the light emitting board 220 and the lighting device 133 are electrically connected by connecting the electric wire 260 to the lighting device 133.

  FIG. 13 is a reference view of attaching the light source unit 200 to the fixture body 100 in a state where the light source unit 200 and the fixture body 100 are separated. FIG. 14 is a reference view of attaching the light source unit 200 to the fixture body 100 in a state where the light source unit 200 and the fixture body 100 are in contact with each other. FIG. 15 is a reference view of attachment of the light source unit 200 to the instrument body 100 in a state where the light source unit 200 and the instrument body 100 are engaged. As shown in FIGS. 13 to 15, the device main body 100 includes a lighting control unit 130 that controls the light emitting substrate 220, a first housing unit 1 a that houses a part of one of the light source units 200, and the other. And a second housing portion 1b for housing a part of the light source unit 200. The connecting portion 110 connects the plate surfaces of the side plate portions 120 and partitions the inside of the instrument body 100 into a first housing portion 1a and a second housing portion 1b. In the instrument body 100, the accommodation space of the second accommodation part 1b is smaller than the accommodation space of the first accommodation part 1a. In addition, a part of the light source unit 200 accommodated in the first accommodating portion 1a and the second accommodating portion 1b refers to a mounting spring 240 that engages the light source unit 200 with the instrument main body 100.

  A method of attaching the light source unit 200 to the fixture body 100 in the lighting unit 10 will be described with reference to FIGS. FIG. 13 shows a state in which the light source unit 200 is separated from the fixture main body 100 in the lighting unit 10. The operator moves the light source unit 200A and the light source unit 200B in the direction of the arrow toward the appliance body 100, respectively. More specifically, the operator moves the light source unit 200A in the direction of the arrow toward the main body opening 101A formed in the ceiling 100a of the appliance main body 100. The operator moves the light source unit 200B in the direction of the arrow toward the main body opening 101B formed in the main body bottom 100b of the instrument main body 100.

  FIG. 14 shows a state in which the worker has brought the light source unit 200 into contact with the fixture main body 100 from the state of the lighting unit 10 in FIG. When the operator brings the light source unit 200A into contact with the instrument main body 100, the spring bent portion 240a2 of the mounting spring 240 constituting the light source unit 200A is formed with the inclined tip portion 123a1 formed in the arc shape of the first inclined portion 123a. Abut. When the operator brings the light source unit 200B into contact with the instrument body 100, the spring bent portion 240a2 of the mounting spring 240 comes into contact with the bottom bent portion 124a1 located at the tip of the second inclined portion 124a.

  FIG. 15 shows a state where the worker has pushed the light source unit 200 into the fixture main body 100 from the state of the lighting unit 10 of FIG. When the operator pushes the light source unit 200A into the instrument main body 100, the light source unit 200A is pushed in while the spring portion 240a of the attachment spring 240 is elastically deformed by being in contact with the inclined tip portion 123a1 of the first inclined portion 123a. Go. Further, when the operator pushes the light source unit 200B into the instrument body 100, the light source unit 200B is resilient by the spring portion 240a of the mounting spring 240 contacting the bottom bent portion 124a1 located at the tip of the second inclined portion 124a. It is pushed in while being deformed. In addition, since the bottom bent portion 124a1 located at the tip of the inclined tip portion 123a1 of the first inclined portion 123a and the tip of the second inclined portion 124a is formed in an arc shape, the spring portion 240a of the attachment spring 240 is elastically deformed. It is easier. The light source unit 200A is fixed to the instrument body 100 when the frame 210 is pushed until the frame 210 comes into contact with the inclined front end 123a1 of the first inclined portion 123a. When the light source unit 200B is pushed in until the frame 210 comes into contact with the bottom bent portion 124a1 located at the tip of the second inclined portion 124a, it is fixed to the instrument body 100. At this time, the mounting spring 240 of the light source unit 200A is locked on the inner surface of the first inclined portion 123a forming the edge of the main body opening 101A. The light source unit 200A is attached to the instrument main body 100 so as to close a main body opening 101A formed in the instrument main body 100. Further, the mounting spring 240 of the light source unit 200B is locked on the inner surface of the second inclined portion 124a forming the edge of the main body opening 101B. The light source unit 200B is attached to the appliance main body 100 so as to close the main body opening 101B formed in the appliance main body 100.

  FIG. 16 is a reference diagram illustrating the light distribution of lighting device 1 according to Embodiment 1 of the present invention. Next, the light distribution characteristics of the lighting fixture 1 will be described with reference to FIG. As shown in FIG. 16, when the first cover 300 is attached to the instrument body 100, the inner cover flat portion 305 faces the light source unit 200B. Then, the cover inclined portion 310 is inclined with respect to the plate surface of the light emitting substrate 220 from the inner cover flat plate portion 305 toward the first cover holding portion 125 so that the space between the opposed cover inclined portions 310 becomes narrower. Further, in a state where the first cover 300 and the second cover 400 are attached to the instrument main body 100, the outer cover flat portion 405 faces the inner cover flat portion 305, and the cover side surface portion 410 is a side plate of the instrument main body 100. It faces the part 120. The side plate part 120 has a first reflection part 127 formed in a plate shape facing the cover side part 410 when the second cover 400 is attached to the instrument body 100. The second reflecting portion 128 faces the inner cover flat portion 305 in a state where the first cover 300 is attached to the device main body 100. The second reflective portion 128 is a distance between the second reflective portion 128 and the inner cover flat plate portion 305 from the center to the end of the inner cover flat plate portion 305 in the lateral direction (Y-axis direction) of the instrument body 100. Are inclined with respect to the inner cover flat plate portion 305 so as to separate from each other. The second reflector 128 is disposed between the light source unit 200B and the first reflector 127. The third reflector 129 is inclined with respect to the first reflector 127 when the first cover 300 and the second cover 400 are attached to the instrument body 100. The third reflecting portion 129 is inclined with respect to the first reflecting portion 127 so that the distance between the third reflecting portion 129 and the cover inclined portion 310 increases from the first reflecting portion 127 toward the second cover 400. I have.

  As shown in FIG. 16, the light source unit 200A distributes the light emitted from the light emitting element 221 of the light emitting substrate 220 to the upper side (Z1 side) of the instrument body 100 via the cover 230. Therefore, the lighting fixture 1 can illuminate the upper side (Z1 side) of the lighting fixture 1.

  As shown in FIG. 16, the light source unit 200B distributes the light emitted from the light emitting element 221 of the light emitting substrate 220 to the lower side (Z2 side) of the instrument main body 100 via the cover 230. For example, the light (M) emitted from the light emitting element 221 of the light source unit 200B travels straight through the cover 230 or is refracted by the cover 230, and the inner cover flat portion 305 of the first cover 300 and the outer cover of the second cover 400. The light passes through the flat plate portion 405. Therefore, the lighting fixture 1 can illuminate the lower side (Z2 side) of the lighting fixture 1.

  Further, as shown in FIG. 16, the light (N) emitted from the light emitting element 221 of the light source unit 200B proceeds to the cover inclined portion 310 of the first cover 300 by being refracted by the cover 230. Alternatively, as described above, the first cover 300 reflects part or all of the light according to the incident angle of the light emitted from the light emitting element 221 of the light emitting substrate 220. Therefore, the light (N1) emitted from the light emitting element 221 of the light source unit 200B travels straight through the cover 230 or is refracted by the cover 230, proceeds straight to the inner cover flat portion 305 of the first cover 300, and The light is reflected at 305 and proceeds to the cover inclined portion 310. Then, the light (N) emitted from the light emitting element 221 of the light emitting substrate 220 and the light (N1) reflected by the inner cover flat portion 305 go straight through the cover inclined portion 310 or are refracted by the cover inclined portion 310, The process proceeds to the cover side surface portion 410 of the second cover 400.

  Alternatively, the light (N2) emitted from the light emitting element 221 of the light source unit 200B goes straight on the cover 230 or is refracted by the cover 230, goes straight to the inner cover flat portion 305 of the first cover 300, and The light is reflected at 305 and proceeds to the second reflecting section 128. The light (N2) reflected by the second reflecting portion 128 travels straight on the cover inclined portion 310 or is refracted by the cover inclined portion 310 and proceeds to the cover side surface portion 410 of the second cover 400. The light (N2) reflected by the second reflecting portion 128 travels to the cover inclined portion 310, but the light (N2) reflected by the second reflecting portion 128 is transmitted to the inner cover flat portion 305 and the outer cover portion 305. The light may be transmitted to the cover flat plate portion 405 to transmit the light.

  The light (O) that has passed through the cover inclined portion 310 of the first cover 300 and traveled to the cover side surface portion 410 of the second cover 400 goes straight on the cover side surface portion 410 or is refracted by the cover side surface portion 410, and the second The light passes through the cover side surface portion 410 of the cover 400. The lighting fixture 1 can illuminate the lateral direction side (Y direction side) of the lighting fixture 1 with the light (O) transmitted through the cover side surface part 410 of the second cover 400.

  Further, as described above, the second cover 400 reflects part or all of the light according to the incident angle of the light emitted from the light emitting element 221 of the light emitting substrate 220. Therefore, light (O1) transmitted through the cover inclined portion 310 of the first cover 300 and traveling to the cover side portion 410 of the second cover 400 is reflected by the cover side portion 410 and travels to the first reflection portion 127. The light (O1) that has traveled to the first reflector 127 is reflected by the first reflector 127 and travels to the cover side 410, and goes straight on the cover side 410 or is refracted by the cover side 410. The light passes through the cover side surface portion 410 of the second cover 400. The lighting fixture 1 can illuminate the lateral direction side (Y direction side) of the lighting fixture 1 with the light (O1) transmitted through the cover side surface part 410 of the second cover 400.

  Alternatively, the light (O2) transmitted through the cover inclined portion 310 of the first cover 300 and traveling to the cover side surface portion 410 of the second cover 400 proceeds to the third reflecting portion 129. Then, the light (O2) that has traveled to the third reflector 129 is reflected by the third reflector 129 and travels to the cover side 410, and goes straight on the cover side 410 or is refracted by the cover side 410. The light passes through the cover side surface portion 410 of the second cover 400. The lighting fixture 1 can illuminate the lateral direction side (Y direction side) of the lighting fixture 1 with the light (O2) transmitted through the cover side surface part 410 of the second cover 400.

  The lighting device 1 emits light (N) and light (N) that are emitted from the light source unit 200 </ b> B and travel to the lower side (Z2 side) of the lighting device 1 and travel to the cover inclined portion 310 of the first cover 300. N1) is formed. In addition, the lighting fixture 1 is emitted from the light source unit 200 </ b> B, is reflected by the inner cover flat portion 305 of the first cover 300, is reflected by the second reflecting portion 128, and proceeds to the cover inclined portion 310 of the first cover 300. Light (N2) is formed. Then, the lighting device 1 forms light that passes through the cover inclined portion 310 and then passes through the cover side surface portion 410 of the second cover 400. Among these lights, for example, light (O) travels directly from the cover inclined portion 310 to the second cover 400 and is emitted from the cover side surface portion 410. The light (O1) travels from the cover inclined portion 310 to the second cover 400, is reflected by the second cover 400, is reflected by the first reflector 127, travels to the cover side surface portion 410, and It is emitted from 410. Further, the light (O2) travels from the cover inclined portion 310 to the third reflecting portion 129, is reflected by the third reflecting portion 129, travels to the cover side portion 410, and is emitted from the cover side portion 410. As described above, since the lighting fixture 1 includes the light source unit 200B, the first cover 300, and the second cover 400, the light distribution is also performed in the lateral direction (Y-axis direction) that is the side of the lighting fixture 1. can do. Furthermore, since the lighting fixture 1 has the light source unit 200A together with the light source unit 200B, the first cover 300, and the second cover 400, it is possible to irradiate the lighting fixture 1 in substantially the entire circumferential direction.

Embodiment 2 FIG.
[Lighting device 1000]
FIG. 17 is a perspective view of lighting device 1000 according to Embodiment 2 of the present invention. Next, a lighting device 1000 according to a second embodiment in which a plurality of the lighting fixtures 1 described in the first embodiment are connected will be described. Parts having the same configuration as the lighting fixture 1 of FIGS. 1 to 16 are denoted by the same reference numerals, and description thereof will be omitted. Items not particularly described in the lighting device 1000 according to Embodiment 2 are the same as those in the lighting fixture 1 according to Embodiment 1 of the present invention, and the same functions and configurations are described using the same reference numerals. The lighting device 1000 includes a plurality of lighting devices 1 connected by a connecting member 1100, and includes a starting lighting device 1010, an intermediate lighting device 1020, and an end lighting device 1030. The lighting device 1000 can adjust the length of the lighting device 1000 by changing the number of intermediate lighting devices 1020 arranged between the starting lighting device 1010 and the end lighting device 1030.

  The starting lighting device 1010, the intermediate lighting device 1020, and the ending lighting device 1030 are obtained by attaching the connecting member 1100 to the lighting device 1. The connecting member 1100 includes an intermediate connecting member 1200 and an end connecting member 1300. In the lighting device 1000, the connecting member 1100 attached to the adjacent lighting device 1 is inserted into the end of the starting end lighting device 1010, the intermediate lighting device 1020, and the end lighting device 1030 where the connecting member 1100 is not attached. Assembled and assembled.

  FIG. 18 is a perspective view of a starting end lighting device 1010 included in the lighting device 1000 of FIG. As shown in FIGS. 17 and 18, in the lighting device 1010 for the starting end, an intermediate connecting member 1200 is attached to one end of the lighting device 1 in the longitudinal direction (X-axis direction), and an end connecting member 1300 is attached to the other end. Installed.

  FIG. 19 is a perspective view of an intermediate lighting device 1020 included in the lighting device 1000 of FIG. As shown in FIGS. 17 and 19, an intermediate lighting device 1020 has an intermediate connecting member 1200 attached to one end in the longitudinal direction (X-axis direction) of the lighting device 1.

  FIG. 20 is a perspective view of a terminal lighting device 1030 included in the lighting device 1000 of FIG. As shown in FIGS. 17 and 20, the terminal lighting device 1030 has an end connecting member 1300 attached to one end in the longitudinal direction (X-axis direction) of the lighting device 1.

  In FIGS. 18 to 20, the starting end lighting device 1010 has the intermediate connecting member 1200 attached to one end in the longitudinal direction (X-axis direction) of the lighting device 1, and the end connecting member 1300 attached to the other end. Have been. Further, the intermediate lighting device 1020 has an intermediate connecting member 1200 attached to one end in the longitudinal direction (X-axis direction) of the lighting device 1. The end lighting device 1030 has an end connecting member 1300 attached to one end in the longitudinal direction (X-axis direction) of the lighting device 1. However, the lighting device 1000 may have the lighting device 1 and the connecting member 1100, and the configuration of the starting lighting device 1010, the intermediate lighting device 1020, and the end lighting device 1030 may be another configuration. For example, in the terminal lighting device 1030, the intermediate connecting member 1200 may be attached to one end in the longitudinal direction (X-axis direction) of the lighting device 1, and the end connecting member 1300 may be attached to the other end. In this case, the intermediate lighting device 1020 has the intermediate connecting member 1200 attached to one end in the longitudinal direction (X-axis direction) of the lighting device 1. The lighting device for start 1010 has an end connecting member 1300 attached to one end in the longitudinal direction (X-axis direction) of the lighting device 1. Alternatively, the end-side connecting member 1300 may be attached to one end of the lighting fixture 1 in the longitudinal direction (X-axis direction) of the lighting fixture 1010 for the starting end and the lighting fixture 1030 for the terminating end. In this case, the intermediate lighting device 1020 has the intermediate connecting members 1200 attached to both ends in the longitudinal direction (X-axis direction) of the lighting device 1. Alternatively, the starting end lighting device 1010 and the end lighting device 1030 have the intermediate connecting member 1200 attached to one end of the lighting device 1 in the longitudinal direction (X-axis direction), and the end connecting member 1300 attached to the other end. May be. In this case, when there is one intermediate lighting device 1020, the connecting member 1100 is not attached to the intermediate lighting device 1020. When there are a plurality of intermediate lighting fixtures 1020, an intermediate connecting member 1200 is attached between the intermediate lighting fixtures 1020.

  The lighting device 1000 may include the lighting device 1 and the connecting member 1100, and includes the starting lighting device 1010, the end lighting device 1030, and the connecting member 1100 without using the intermediate lighting device 1020. May be done. In this case, in the starting end lighting device 1010, the intermediate connecting member 1200 is attached to one end in the longitudinal direction (X-axis direction) of the lighting device 1, and the end connecting member 1300 is attached to the other end. The end lighting device 1030 has an end connecting member 1300 attached to one end in the longitudinal direction (X-axis direction) of the lighting device 1. Alternatively, in the terminal lighting device 1030, the intermediate connecting member 1200 is attached to one end in the longitudinal direction (X-axis direction) of the lighting device 1, and the end connecting member 1300 is attached to the other end. The lighting device for start 1010 has an end connecting member 1300 attached to one end in the longitudinal direction (X-axis direction) of the lighting device 1.

  FIG. 21 is a perspective view of the intermediate connecting member 1200 included in the lighting device 1000 of FIG. FIG. 22 is an exploded perspective view of the intermediate connecting member 1200 of FIG. The intermediate connecting member 1200 will be described with reference to FIGS. 21 and 22.

(Intermediate connecting member 1200)
The intermediate connecting member 1200 connects the adjacent lighting fixtures 1. The intermediate connecting member 1200 is a connecting member, and can connect the lighting fixture 1 by being fitted to the end 100c of the adjacent lighting fixture 1 respectively. 17, 21 and 22, an intermediate connecting member 1200 is inserted into the end 1c of the lighting fixture 1 to hook and hold the lighting fixture 1, and an intermediate connecting part 1210 And a suspending tool 1220 for suspending the lighting fixture 1 attached to the lighting fixture 1. Further, the intermediate connecting member 1200 is formed in a frame structure, is attached to be mounted on the intermediate connecting portion 1210, and covers the end portion 400c of the second cover 400 shown in FIG. It has.

(Intermediate connection part 1210)
The intermediate connecting portion 1210 needs strength to hold the lighting fixture 1 and is made of metal. The intermediate connecting portion 1210 may be formed of another material such as a synthetic resin, for example, as long as the strength for holding the lighting fixture 1 can be secured. As shown in FIG. 22, the intermediate connecting portion 1210 has a central fixing portion 1212 attached to the suspending tool 1220, and two shoulders extending laterally from a lower end portion of the central fixing portion 1212 and fixing the cover holding portion 1230. A part 1213. In addition, the intermediate connecting portion 1210 has two connecting engaging portions 1211 that are disposed so as to hang down from the tip of the shoulder portion 1213 and face each other. In the intermediate connecting portion 1210, a center fixing portion 1212, a shoulder portion 1213, and a connecting engaging portion 1211 are integrally formed. The intermediate connecting portion 1210 is not limited to the central fixing portion 1212, the shoulder portion 1213, and the connecting engaging portion 1211 are integrally formed. The intermediate connecting portion 1210 is not limited to the central fixing portion 1212. , The shoulder portion 1213 and the coupling engagement portion 1211 may be formed separately.

  The center fixing part 1212 is attached to the other end of the hanging tool 1220 whose one end is fixed to the ceiling. The center fixing portion 1212 is formed by bending a plate material, and is formed to have an inverted U-shape when attached to the suspending tool 1220. As shown in FIG. 22, the center fixing portion 1212 is formed by bending a plate material so as to form three planes. However, the central fixing portion 1212 is not limited to this shape, and may be formed of a single plate having a portion formed in an arc shape, for example, as long as it can be attached to the hanging tool 1220. It may be formed in other shapes. A shoulder 1213 is formed at the lower end of the central fixing portion 1212.

  The shoulder portion 1213 is a plate member that forms a portion that extends substantially horizontally and away from each other from the lower end portion of the center fixing portion 1212. The upper side 1230a of the cover holding part 1230 is attached to the shoulder part 1213 of the intermediate connecting part 1210. The shoulder portion 1213 is a plate material that extends in a substantially horizontal direction with the intermediate connecting portion 1210 attached to the suspending tool 1220, and one end is formed continuously with the center fixing portion 1212, and the other end is connected and engaged. It is formed continuously with the portion 1211.

  The coupling engaging portion 1211 is a portion that hangs from the tip of the shoulder portion 1213. The connection engagement portion 1211 is formed in a plate shape, and has a middle portion 1211a extending vertically and both sides of the middle portion 1211a in a state where the intermediate connection portion 1210 is attached to the suspending tool 1220, and extends from both sides of the device body. 100 and a connecting projection 1211b inserted into the projection 100. The intermediate connecting portion 1210 has two connecting protrusions 1211b, and the connecting protrusions 1211b are arranged to face each other. The coupling engaging portion 1211 is formed in an inverted T-shape by a central portion 1211a and a coupling projecting portion 1211b. In a state where the cover holding portion 1230 is attached to the shoulder portion 1213 of the intermediate connecting portion 1210, the connection engaging portion 1211 is arranged so as to penetrate a space surrounded by the cover holding portion 1230. The coupling engaging portion 1211 is arranged such that the coupling projecting portion 1211b projects from both sides of the space surrounded by the cover retaining portion 1230 when the intermediate coupling portion 1210 and the cover retaining portion 1230 are combined. . That is, the connection protrusion 1211b of the connection engagement portion 1211 projects substantially perpendicularly to the frame structure of the cover holding portion 1230 in a state where the intermediate connecting portion 1210 and the cover holding portion 1230 are combined.

  The coupling engaging portion 1211 includes a second engaging portion 1211d formed on the coupling projecting portion 1211b, and a support piece 1211c formed on the distal end portion 1211b1 of the coupling projecting portion 1211b. The second engaging portion 1211d is formed between the central portion 1211a and the distal end portion 1211b1 of the connecting protrusion 1211b, and is formed closer to the central portion 1211a than the central portion between the central portion 1211a and the distal end portion 1211b1. . The second engagement portion 1211d is a substantially rectangular through hole. The support piece 1211c is formed on the upper edge 1211b2 of the connection protrusion 1211b, and protrudes so that the mutually formed support pieces 1211c of the two connection engagement parts 1211 arranged to face each other approach. The support piece 1211c of the connection engaging portion 1211 protrudes in a direction perpendicular to the plate surface of the connection protruding portion 1211b, and in the state where the intermediate connection portion 1210 and the lighting device 1 are combined, the lighting device 1 It protrudes in the short direction (Y-axis direction). When the intermediate connecting member 1200 is attached to the lighting fixture 1, the top plate 123 and the support piece 1211c face each other.

(Hanging tool 1220)
The suspending tool 1220 is arranged between a mounted part such as a ceiling and the intermediate connecting part 1210, and suspends and holds the lighting apparatus 1 via the intermediate connecting part 1210. The suspending tool 1220 is attached to an attached part such as a ceiling and holds the intermediate connecting part 1210, an adjusting part 1222 holding the fixing part 1221 so that the length of the fixing part 1221 can be adjusted, and have. The fixing part 1221 is, for example, a wire, a support pillar, or the like. The adjusting part 1222 holds the fixing part 1221 so as to be tightened. When changing the length of the fixing part 1221, the length of the fixing part 1221 can be adjusted by loosening the tightening of the adjusting part 1222.

(Cover holding part 1230)
The cover holding unit 1230 covers the end 1c of the adjacent lighting fixture 1. As shown in FIGS. 21 and 22, the cover holding portion 1230 has a frame structure formed in a rectangular frame shape. The cover holding portion 1230 is formed in a hollow rectangular shape having four sides, and a cutout 1240 is formed on one of the four sides. The cover holding portion 1230 is combined with the intermediate connecting portion 1210 such that the center fixing portion 1212 swells from the notch 1240 in a state where the intermediate connecting portion 1210 and the cover holding portion 1230 are combined. The cover holding part 1230 is fixed to the intermediate connecting part 1210 by a fixing tool 1250 such as a screw after being arranged to be placed on the shoulder part 1213 of the intermediate connecting part 1210. The cover holding portion 1230 has a T-shaped cross section as shown in FIG.

(Attaching the intermediate connecting member 1200)
When the worker attaches the intermediate connecting member 1200 to the lighting fixture 1, the worker inserts the connecting protruding portion 1211b of the connecting engaging portion 1211 into the connecting opening 102 shown in FIG. 2 and FIG. It is engaged with the second groove 122 of the side plate 120 shown in FIG. Then, the operator connects the connection engaging portion 1211 until the second engagement portion 1211d formed on the connection protrusion 1211b engages with the first engagement portion 144a of the connection spring 144 shown in FIG. The insertion protrusion 1211b is inserted. The intermediate connecting member 1200 is prevented from being detached from the lighting fixture 1 by the second engaging portion 1211d of the connecting engaging portion 1211 being engaged with the first engaging portion 144a of the connecting spring 144. Note that the relationship between the claw and the through hole may be reversed between the connection spring 144 and the connection engagement portion 1211. That is, the second engaging portion 1211d of the through hole may be formed in the connecting spring 144 shown in FIG. 9, and the claw-shaped first engaging portion 144a may be formed in the connecting engaging portion 1211. When the intermediate connecting member 1200 is attached to the lighting fixture 1, the support piece 1211c abuts on the inside of the top plate 123 of the side plate part 120, so that the intermediate connecting member 1200 and the lighting fixture 1 are stably fixed. .

  Further, when the intermediate connecting member 1200 is attached to the lighting fixture 1, the cover holding unit 1230 covers the end 400c in the longitudinal direction (X-axis direction) of the second cover 400 from the outside, and the two lighting fixtures 1 It becomes a joint of the second cover 400 when connected. Even if the second cover 400 comes off from the second cover holding part 126, the cover holding part 1230 can prevent the second cover 400 from being covered by the intermediate connecting member 1200 covering the end 400c of the second cover 400 from the outside. It is possible to suppress falling off the lighting fixture 1.

(End connection member 1300)
FIG. 23 is a perspective view of the end connecting member 1300 included in the lighting device 1000 of FIG. FIG. 24 is an exploded perspective view of the end connection member 1300 of FIG. The end connecting member 1300 covers both ends 1c of the plurality of connected luminaires 1. The end connecting member 1300 has the same configuration as the intermediate connecting member 1200, and portions having the same configuration as the intermediate connecting member 1200 in FIGS. 21 and 22 are denoted by the same reference numerals. The description is omitted. Items not particularly described in the end connecting member 1300 are the same as those in the intermediate connecting member 1200, and the same functions and configurations are described using the same reference numerals.

  As shown in FIGS. 17, 23, and 24, the end connection member 1300 has an end connection portion 1310 that is inserted into the end 1c of the lighting fixture 1 and hooks and holds the lighting fixture 1. In addition, the end connecting member 1300 has a suspending tool 1220 attached to the end connecting portion 1310 to suspend the lighting fixture 1. Further, the end connection member 1300 is formed in a frame structure, is attached so as to be placed on the end connection portion 1310, and covers the end 400c of the second cover 400 shown in FIG. A cover holder 1230 is provided. In addition, the end connection member 1300 includes a first lid 1330 and a second lid 1340 attached to the cover holding part 1230.

(End connection part 1310)
The end connecting portion 1310 needs to have strength to hold the lighting fixture 1 and is formed of metal. Note that the end connection portion 1310 may be formed of another material such as a synthetic resin, for example, as long as the strength for holding the lighting fixture 1 can be secured. As shown in FIG. 24, the end connecting portion 1310 includes a central fixing portion 1212 attached to the suspending tool 1220, and two central fixing portions 1212 extending laterally from a lower end portion of the central fixing portion 1212, to which the cover holding portion 1230 is fixed. It has a shoulder 1213. The end connection portion 1310 has two connection engagement portions 1311 that are disposed so as to hang down from the tip of the shoulder portion 1213 and face each other. In the end connecting portion 1310, a central fixing portion 1212, a shoulder portion 1213, and a connecting engaging portion 1311 are integrally formed. In addition, the end connecting portion 1310 is not limited to the central fixing portion 1212, the shoulder portion 1213, and the connecting engaging portion 1311 formed integrally with each other. The part 1212, the shoulder part 1213, and the connection engagement part 1311 may be formed separately.

  The coupling engagement portion 1311 is a portion that hangs from the tip of the shoulder portion 1213. The connection engagement portion 1311 is formed in a plate shape, and has a middle portion 1311a extending in the vertical direction (Z-axis direction) in a state where the intermediate connection portion 1210 is attached to the hanging tool 1220, and one side of the center portion 1311a. And a connecting projection 1311b extending from The coupling engagement portion 1311 is formed in an inverted L-shape by a central portion 1311a and a coupling projection 1311b. In a state where the cover holding portion 1230 is attached to the shoulder portion 1213 of the end portion connecting portion 1310, the connection engaging portion 1311 is arranged to protrude from the space surrounded by the cover holding portion 1230. The coupling engaging portion 1311 is arranged such that the coupling projecting portion 1311b projects from one side of the space surrounded by the cover retaining portion 1230 when the end coupling portion 1310 and the cover retaining portion 1230 are combined. I have. That is, the connection protrusion 1311b of the connection engagement portion 1311 protrudes in a direction substantially perpendicular to the frame structure of the cover holding portion 1230 when the end connection portion 1310 and the cover holding portion 1230 are combined. .

  In addition, the connection engagement portion 1311 has a second engagement portion 1211d formed on the connection protrusion 1311b, and a support piece 1211c formed on the distal end 1311b1 of the connection protrusion 1311b. The second engaging portion 1211d is located between the central portion 1311a and the distal end portion 1311b1 of the connecting projection 1311b, and is more centrally located than the central portion between the central portion 1311a and the distal end portion 1311b1 of the connecting projection 1311b. Formed on the side. The second engagement portion 1211d is a substantially rectangular through hole. The support piece 1211c is formed on the upper edge 1311b2 of the connection protrusion 1311b, and protrudes so that the mutually formed support pieces 1211c of the two connection engagement parts 1311 arranged to face each other approach. The support piece 1211c of the connection engagement portion 1311 protrudes in a direction perpendicular to the plate surface of the connection protrusion 1311b, and when the end connection portion 1310 and the lighting device 1 are combined, the lighting device 1 In the short direction (Y-axis direction).

  The first lid 1330 abuts on the longitudinal end (X-axis direction) of the side plate 120, the end plate flange 143, and the longitudinal end (X-axis direction) of the second cover 400. The first lid portion 1330 is disposed so as to cover the end in the longitudinal direction (X-axis direction) of the space surrounded by the side plate portion 120, the end plate flange portion 143, and the second cover 400. The first lid 1330 is provided so that insects, dust, and the like do not enter inside the first cover 300 and the second cover 400. The second lid 1340 is formed in a rectangular plate shape. The second lid 1340 is arranged so as to close the hollow of the cover holding portion 1230 formed in a rectangular frame shape, and forms a wall at an end in the longitudinal direction (X-axis direction) of the lighting device 1000. .

(Attaching the end connection member 1300)
When attaching the end connecting member 1300 to the lighting fixture 1, the worker inserts the connecting projection 1311b of the connecting engaging portion 1311 into the connecting opening 102 shown in FIGS. And it is made to engage with the 2nd groove part 122 of the side plate part 120 shown in FIG. Then, the operator connects the second engagement portion 1211d formed on the connection engagement portion 1311 with the first engagement portion 144a of the connection spring 144 shown in FIG. The protrusion 1311b is inserted. The end connecting member 1300 is prevented from being detached from the lighting fixture 1 by the second engaging portion 1211d of the connecting engaging portion 1311 engaging with the first engaging portion 144a of the connecting spring 144. Note that the relationship between the claw and the through hole may be reversed between the connection spring 144 and the connection engagement portion 1311. That is, the connecting spring 144 shown in FIG. 9 may be formed with the second engaging portion 1311d of the through hole, and the connecting engaging portion 1311 may be formed with the claw-shaped first engaging portion 144a. When the end connecting member 1300 is attached to the lighting fixture 1, the support pieces 1211 c abut on the inside of the top plate 123 of the side plate 120, so that the end connecting member 1300 and the lighting fixture 1 are stably fixed. Is done.

  When the end connecting member 1300 is attached to the lighting fixture 1, the cover holding unit 1230 covers the end 400 c in the longitudinal direction (X-axis direction) of the second cover 400 from the outside, and the end of the lighting device 1000. Constitute the side wall. Even if the second cover 400 is detached from the second cover holding part 126, the cover holding part 1230 can cover the end 400c of the second cover 400 from the outside by the end connecting member 1300. Can be prevented from falling off the lighting fixture 1.

  As described above, the lighting apparatus 1000 of the present invention includes the intermediate connecting member 1200 that connects the lighting fixtures 1 by being fitted to the ends 100c of the adjacent lighting fixtures 1 respectively. Therefore, the lighting device 1000 can connect the plurality of lighting devices 1 only by fitting the intermediate connecting member 1200 to the lighting device 1, and the worker can easily connect the lighting devices 1. As a result, the worker can easily assemble the lighting device 1000.

  The lighting device 1000 of the present invention includes an intermediate connecting member 1200 for connecting the lighting fixture 1. The intermediate connecting member 1200 includes an intermediate connecting portion 1210 inserted into the end 1c of the adjacent lighting device 1 and a cover holding portion fixed to the intermediate connecting portion 1210 and covering the end 1c of the adjacent lighting device 1. 1230. Therefore, the lighting apparatus 1000 can connect the plurality of lighting fixtures 1 only by inserting the connecting member 1100, and the worker can easily connect the lighting fixtures 1. As a result, the worker can easily assemble the lighting device 1000.

  In addition, the intermediate connecting portion 1210 has a connecting protrusion 1211b inserted into the instrument main body 100, and the instrument main body 100 has a side plate 120 that forms a side surface of the instrument main body 100. A second groove 122 into which the connecting protrusion 1211b is inserted is formed. Therefore, the lighting device 1000 can connect the plurality of lighting fixtures 1 only by inserting the connecting projection 1211b of the intermediate connecting part 1210 into the second groove 122, and the worker connects the lighting fixtures 1 to each other. Easy to let. As a result, the worker can easily assemble the lighting device 1000.

  In addition, the lighting device 1000 includes a connection spring 144 in which the first engagement portion 144a is formed, and a connection protrusion 1211b in which the second engagement portion 1211d is formed. The lighting device 1000 can engage the intermediate connecting member 1200 with the lighting fixture 1 by engaging the first engaging portion 144a and the second engaging portion 1211d. Therefore, the worker can easily connect the respective lighting fixtures 1 and can easily assemble the lighting apparatus 1000.

  In addition, the intermediate connecting portion 1210 has connecting protruding portions 1211b arranged so as to face each other, and the two connecting protruding portions 1211b protrude toward the upper edge portion 1311b2 so as to approach each other. It has a piece 1211c. When the intermediate connecting member 1200 is attached to the lighting fixture 1, the top plate 123 and the support piece 1211c face each other. Therefore, when the intermediate connecting member 1200 is attached to the lighting fixture 1, the support piece 1211c abuts on the inside of the top plate 123 of the side plate part 120, so that the intermediate connecting member 1200 and the lighting fixture 1 are stably fixed. Is done.

  In addition, the lighting device 1000 includes an end connecting member 1300 that covers both ends of the plurality of connected lighting fixtures 1. Therefore, lighting device 1000 can prevent insects and dust from entering from the end.

  In addition, the intermediate connecting portion 1210 and the end connecting portion 1310 have a central fixing portion 1212 attached to the other end of the hanging tool 1220 having one end fixed to the ceiling. Therefore, the lighting apparatus 1000 can connect the lighting apparatus 1 and suspend the connected lighting apparatus 1.

  In the illumination device 1000, the cover holding unit 1230 covers the end 400c of the second cover 400 from the outside. The lighting device 1000 can prevent the second cover 400 from falling off the lighting fixture 1 because the intermediate connecting member 1200 covers the end 400c of the second cover 400 from the outside.

Embodiment 3 FIG.
[Lighting device 2500]
FIG. 25 is a perspective view of lid 2000 used for lighting device 2500 according to Embodiment 3 of the present invention. FIG. 26 is a perspective view of the connecting member 2100 combined with the cover 2000 of FIG. FIG. 27 is a perspective view before the adjacent lighting fixtures 1 are connected using the cover 2000 of FIG. 25 and the connecting member 2100 of FIG. FIG. 28 is a perspective view of a state in which the adjacent lighting fixtures 1 are connected using the cover 2000 of FIG. 25 and the connecting member 2100 of FIG. Next, a lighting device 2500 according to Embodiment 3 will be described with reference to FIGS. Parts having the same configurations as those of the lighting fixture 1 and the lighting device 1000 shown in FIGS. 1 to 24 are denoted by the same reference numerals, and description thereof will be omitted. Items that are not particularly described in the lighting device 2500 according to Embodiment 3 are the same as those in the lighting fixture 1 and the lighting device 1000 and the like, and the same functions and configurations are described using the same reference numerals. 27 and 28, illustration of the cover holding portion 1230 is omitted in order to clarify the connection mode of the lighting fixture 1.

[Lid 2000]
As shown in FIG. 27, the lighting device 1 may have a cover 2000 at the end 100c in the longitudinal direction (X-axis direction). As shown in FIG. 25, the cover 2000 has a cover main body 2005 formed in a plate shape. When the cover 2000 is disposed on the end 100c, the cover main body 2005 covers the end 100c. That is, when the cover 2000 is disposed at the end 100c, the cover main body 2005 is disposed substantially perpendicular to the longitudinal direction (X-axis direction) of the lighting device 1. As shown in FIG. 25, a lid protruding portion 2010, a lid fixing portion 2020, and a lid side wall portion 2030 are formed on the lid main body portion 2005 of the lid portion 2000.

  As shown in FIG. 27, when the lid 2000 is disposed at the end 100c, the lid projecting portion 2010 is formed so as to project from the lid main body 2005 in the direction opposite to the internal space side of the lighting fixture 1. Have been. The lid protruding portion 2010 rises and bends from the plate surface of the lid main body 2005, and is formed such that the plate surface of the tip end portion 2011 is parallel or nearly parallel to the plate surface of the lid main body 2005. The lid protruding portion 2010 is formed such that the distal end portion 2011 protrudes downward (Z2 side) in the up-down direction (Z-axis direction).

  As shown in FIG. 27, when the cover 2000 is disposed at the end 100c, the cover fixing portion 2020 is formed so as to protrude from the cover main body 2005 in the direction opposite to the internal space side of the lighting fixture 1. ing. As shown in FIG. 26, the lid fixing portion 2020 rises from the lid main body 2005 and is formed in a plate shape. The lid fixing portion 2020 is formed on the upper edge portion 2006 of the lid main body portion 2005. When the lid portion 2000 is disposed at the end 100c, the lid fixing portion 2020 is located on one side in the short direction (Y-axis direction) of the lighting device 1. It is formed to approach. Therefore, when the end portions 100c of the two lighting fixtures 1 are arranged so as to be adjacent to each other, the lid main body portions 2005 of the adjacent lid portions 2000 are opposed to each other, and as shown in FIGS. They are arranged in different directions in the short direction (Y-axis direction). The lighting device 2500 can arrange the lid fixing portions 2020 of the opposing lid portions 2000 alternately by moving the lid fixing portions 2020 to one side in the short direction (Y-axis direction) of the lighting device 1, and the connecting member The facing lid 2000 can be fixed without increasing the size of the 2100. The lid fixing portion 2020 is fixed to a connecting member 2100 described below and a fixing tool 1255 such as a screw. Therefore, a screw fixing hole 2021 through which the fixing tool 1255 is inserted is formed in the lid fixing portion 2020.

  As shown in FIG. 27, when the cover 2000 is disposed at the end 100c, the cover side wall 2030 is formed to protrude from the cover main body 2005 in a direction opposite to the internal space side of the lighting fixture 1. ing. The lid side wall 2030 rises from the side edges 2007 located at both ends in the short direction (Y-axis direction) of the lighting apparatus 1 and is formed in a plate shape. The lid side wall portion 2030 is fixed to the instrument main body 100 or an instrument main body 2200 described later by a fixing tool 1256 such as a screw. Therefore, a screw fixing hole 2031 through which the fixing tool 1256 is inserted is formed in the lid side wall 2030.

[Connecting member 2100]
The above-described intermediate connecting portion 1210 may be a connecting member 2100 as shown in FIG. The connecting members 2100 are engaged with the lighting fixture 1 by being hooked on the ends 100c of the adjacent lighting fixtures 1 respectively. The connection member 2100 has a substantially rectangular and plate-shaped connection main body 2105 and a connection side wall 2106 provided to extend downward from an edge 2107 of the connection main body 2105. As shown in FIGS. 27 and 28, in the lighting device 2500, the connection main body 2105 is arranged such that the longitudinal direction is in the short direction (Y-axis direction) of the lighting fixture 1.

  The connection main body 2105 is fixed to the above-described lid fixing portion 2020 by a fixing tool 1255 such as a screw. Therefore, a screw fixing hole 2111 through which the fixing tool 1255 is inserted is formed in the connection main body 2105. In the connection main body 2105 of the connection member 2100, a fixing hole 2110 for fixing the suspending tool 1220 is formed in an elongated hole. The fixing hole 2110 has a larger diameter in the short direction (Y-axis direction) of the lighting fixture 1 than in the longitudinal direction (X-axis direction) of the lighting fixture 1 when the connecting member 2100 is attached to the lighting fixture 1. Is formed. By forming the fixing hole 2110 in the elongated hole in this way, the hanging tool 1220 can move in the short direction along the elongated hole, and the lighting fixture 1 connected when the plurality of lighting fixtures 1 are connected. Can be adjusted to be oblique. The fixing hole 2110 is formed at the center of the connecting main body 2105 in the longitudinal direction of the connecting main body 2105. The screw fixing holes 2111 are formed on both sides of the fixing holes 2110 in the longitudinal direction of the connection main body 2105.

  The connection side wall 2106 is formed along the longitudinal direction of the connection main body 2105. The connection side walls 2106 are formed at edges 2107 at both ends in the short direction of the connection main body 2105, and the two connection side walls 2106 formed at both ends are formed so as to face each other. As shown in FIGS. 27 and 28, the connection side wall portion 2106 is arranged to face the lid main body portion 2005 in the lighting device 2500 when attached to the lid portion 2000. The connection side wall portion 2106 is provided with a connection opening 2120 with which the lid projecting portion 2010 is engaged. The connection opening 2120 is formed substantially at the center of the connection member 2100 in the longitudinal direction. That is, in the lighting device 2500, the connection opening 2120 is formed at a substantially central portion in the short direction of the lighting fixture 1.

[Assembly of lighting device 2500]
The assembly of the illumination device 2500 will be described with reference to FIGS. The lighting device 2500 can connect the connecting member 2100 and the lighting fixture 1 by inserting the lid protruding portion 2010 of the lid 2000 into the connecting opening 2120 of the connecting member 2100. More specifically, the operator first fixes lid 2000 to instrument body 100. Alternatively, the worker fixes the lid 2000 to the instrument main body 2200. Thereafter, the operator inserts the lid protruding portion 2010 of the lid 2000 into the connection opening 2120 of the connection member 2100. By inserting the lid projection 2010 of the lid 2000 into the connection opening 2120 of the connection member 2100, the adjacent lighting fixtures 1 are connected. At this time, the lower surface of the lid fixing portion 2020 and the upper surface of the connecting main body 2105 face and abut. Then, the operator aligns the positions of the screw fixing holes 2021 of the lid fixing portion 2020 and the screw fixing holes 2111 of the connection main body 2105. The operator inserts the fixing tool 1255 into the screw fixing holes 2021 and the screw fixing holes 2111, and fixes the lid fixing portion 2020 of the lid 2000 and the connecting main body 2105 of the connecting member 2100 with the fixing tool 1255. In the lighting device 2500, the lid fixing portion 2020 and the connection main body 2105 are fixed, so that the connection of the adjacent lighting fixtures 1 is ensured.

  Although not shown in FIGS. 27 and 28, the cover holding portion 1230 may be fixed together when fixing the lid fixing portion 2020 and the connection main body 2105. That is, the lid fixing portion 2020, the connecting body 2105, and the shoulder portion 1213 may be fixed by the fixing tool 1255. When the cover holding unit 1230 is attached to the lighting fixture 1, the cover holding unit 1230 covers the end 400 c in the longitudinal direction (X-axis direction) of the second cover 400 from the outside and connects the two lighting fixtures 1. Of the second cover 400. Since the cover holding portion 1230 covers the end portion 400c of the second cover 400 from the outside, the second cover 400 can be prevented from falling off the lighting fixture 1.

  FIG. 29 is a conceptual front view of a modified example of the device main body 100. Further, the device main body 100 may be integrally formed like a device main body 2200 shown in FIG. The appliance main body 2200 has a side plate portion 2210 that forms a side surface of the appliance main body 2200, and a bottom plate portion 2220 that integrally forms two opposing side plate portions 2210 at both edges. Then, the light source unit 200 may be attached to the appliance main body 2200 without having an opening in the lower direction. Moreover, the fixture main body 2200 may be formed in an arc shape so that the side plate portion 2210 is warped to the outside of the lighting fixture 1.

  As described above, in the lighting device 2500, the connecting member 2100 is engaged with the lighting fixture 1 by being hooked on the end 100c of the adjacent lighting fixture 1 respectively. Therefore, the lighting device 2500 can connect the plurality of lighting fixtures 1 only by hooking the connecting member 2100, and the worker can easily connect the lighting fixtures 1 together. As a result, the worker can easily assemble the lighting device 2500.

  The connection side wall 2106 is provided with a connection opening 2120 with which the lid protrusion 2010 is engaged. Therefore, the lighting device 2500 can connect the plurality of lighting fixtures 1 only by hooking the connecting member 2100, and the worker can easily connect the lighting fixtures 1 together. As a result, the worker can easily assemble the lighting device 2500.

  Further, the lid main body 2005 protrudes from the upper edge 2006 and is formed so as to be shifted to one side in the short direction (Y-axis direction) of the lighting fixture 1 when the lid 2000 is disposed on the lighting fixture 1. Cover fixing portion 2020. The lighting device 2500 can arrange the lid fixing portions 2020 of the opposing lid portions 2000 alternately by moving the lid fixing portions 2020 to one side in the short direction (Y-axis direction) of the lighting device 1, and the connecting member The facing lid 2000 can be fixed without increasing the size of the 2100.

  In the lighting device 2500, when the cover 2000 and the connecting member 2100 are engaged with each other, the cover fixing portion 2020 and the connecting main body 2105 are fixed by the fixing tool 1255. In the lighting device 2500, since the lid fixing portion 2020 and the connection main body portion 2105 are fixed, the connection of the adjacent lighting fixtures 1 is ensured.

  Further, the appliance main body 2200 has a side plate portion 2210 that forms a side surface of the appliance main body 2200, and a bottom plate portion 2220 that integrally forms two opposing side plate portions 2210 on both edges. Since the side plate portion 2210 and the bottom plate portion 2220 are integrally formed, the device main body 2200 can omit the step of assembling the side plate portion 2210 and the bottom plate portion 2220, and easily manufacture the device main body 2200. be able to.

  Moreover, the fixture main body 2200 may be formed in an arc shape so that the side plate portion 2210 is warped to the outside of the lighting fixture 1. The fixture body 2200, like the side plate portion 2210, is formed in an arc shape so that the side plate portion 2210 is warped to the outside of the lighting fixture 1, so that light can be emitted so as to be more uniform in the side direction. it can.

  DESCRIPTION OF SYMBOLS 1 Lighting fixture, 1a 1st accommodating part, 1b 2nd accommodating part, 1c end part, 10 lighting unit, 100 fixture main body, 100a ceiling part, 100b main body bottom part, 100c end part, 101A main body opening part, 101B main body opening part, 102 connection opening, 110 connection, 111 bottom, 111a notch, 112 side, 115 fixing means, 120 side plate, 121 first groove, 122 second groove, 123 top plate, 123a first inclined portion , 123a1 inclined tip, 123b top plate tip, 124 bottom plate, 124a second inclined portion, 124a1 bottom bent, 124b bottom plate tip, 125 first cover holding portion, 125a cover holding opening, 126 second cover Holder, 127 First Reflector, 127a Projection, 127a1 Upper Projection, 127a2 Lower Projection 127b bottom plate protrusion, 128 second reflection unit, 129 third reflection unit, 130 lighting control unit, 131 power terminal block, 132 signal terminal block, 133 lighting device, 134 control unit, 140 end plate unit, 141 end plate body Part, 141a wire opening, 141b end plate notch, 142 end plate fixing part, 143 end plate flange, 144 connecting spring, 144a first engaging part, 145 bush, 200 light source unit, 200A light source unit, 200B light source Unit, 210 frame, 220 light emitting board, 221 light emitting element, 222 substrate, 230 cover, 240 mounting spring, 240a spring portion, 240a1 spring flat plate portion, 240a2 spring bent portion, 250 end cover, 260 wire portion, 300 first cover , 305 inner cover flat portion, 310 cover inclined portion, 32 Tip inclined portion, 320a First cover tip portion, 320b bent portion, 400 second cover, 400c end portion, 405 outer cover flat plate portion, 410 cover side surface portion, 420 tip hook portion, 420a tip portion, 1000 lighting device, 1010 start end Lighting device, 1020 intermediate lighting device, 1030 terminal lighting device, 1100 connecting member, 1200 intermediate connecting member, 1210 intermediate connecting portion, 1211 connecting engaging portion, 1211a central portion, 1211b connecting projecting portion, 1211b1 tip portion , 1211b2 Upper edge, 1211c Supporting piece, 1211d Second engaging part, 1212 Central fixing part, 1213 Shoulder part, 1220 Hanging tool, 1221 fixing part, 1222 Adjusting part, 1230 Cover holding part, 1230a Upper side part, 1240 Notch Part, 1250 fixture, 1300 End connection member, 1310 End connection portion, 1311 connection engagement portion, 1311a center portion, 1311b connection protrusion, 1311b1 tip end, 1311b2 upper edge portion, 1330 first lid portion, 1340 second lid portion, 2000 Lid part, 2005 lid body part, 2006 upper edge part, 2007 side edge part, 2010 lid protruding part, 2011 tip part, 2020 lid fixing part, 2021 screw fixing hole, 2030 lid side wall part, 2031 screw fixing hole, 2100 connection Member 2105 connection main body part, 2106 connection side wall part, 2107 edge part, 2110 fixing hole, 2111 screw fixing hole, 2120 connection opening, 2200 tool main body, 2210 side plate part, 2220 bottom plate part, 2500 lighting device.

Claims (15)

A light source unit having a light emitting substrate serving as a light source, and a fixture body in which the light source unit is arranged, and a plurality of lighting fixtures,
A connecting member that connects the lighting fixture by being fitted into an end of the adjacent lighting fixture,
Lighting device comprising: The connecting member,
The lighting device according to claim 1, further comprising: an intermediate connecting portion inserted into an end of the adjacent lighting fixture; and a holding portion fixed to the intermediate connecting portion and covering an end of the adjacent lighting fixture. . The intermediate connecting portion,
Having a connecting projection inserted into the instrument body,
The device body is
It has a side plate part constituting a side surface of the device main body,
The lighting device according to claim 2, wherein a groove portion into which the connection protrusion is inserted is formed in the side plate portion. The lighting fixture,
Having an end plate portion disposed at an end of the device main body,
The end plate portion,
Extending inside the instrument body, having a connection spring formed with a first engagement portion,
4. The connection projection according to claim 3, wherein a second engagement portion that engages with the first engagement portion is formed on the connection projection when the connection projection is inserted into the instrument body. 5. Lighting equipment. The device body is
It has a top plate that forms a ceiling wall,
The intermediate connecting portion,
Having the connecting projections arranged to face each other,
The two connecting projections are
Each upper edge has a support piece protruding closer to each other,
The lighting device according to claim 3, wherein, when the connecting member is attached to the lighting fixture, the top plate and the support piece face each other. An end connecting portion inserted into an end of the lighting fixture, the holding portion fixed to the end connecting portion and covering an end of the lighting fixture, and a lid attached to the holding portion. Further comprising an end connecting member,
The end connecting member,
The lighting device according to any one of claims 2 to 5, which covers both ends of the plurality of connected lighting devices. The intermediate connecting portion,
The lighting device according to any one of claims 2 to 5, further comprising a center fixing portion attached to the other end of the hanging tool having one end fixed to the ceiling. The end connection portion is
The lighting device according to claim 6, further comprising a central fixing portion attached to the other end of the hanging tool having one end fixed to the ceiling. The lighting fixture is
A cover that covers the light source unit and is attached to the instrument body,
The lighting device according to claim 2, wherein the holding unit covers an end of the cover from outside. The connecting member,
The lighting device according to claim 1, wherein the lighting device is engaged with the lighting device by being hooked on each of the ends of the adjacent lighting device. The lighting fixture is formed in a long length,
The device body is
Having a lid disposed at the end in the longitudinal direction of the lighting fixture,
The lid,
A lid body covering the end,
A lid projecting portion projecting from the lid main body,
Has,
The connecting member,
When the connecting member is attached to the lid, the connecting member has a connecting side wall facing the lid main body,
The lighting device according to claim 10, wherein a connection opening with which the lid protruding portion is engaged is formed in the connection side wall portion. The lid main body,
Protruding from the upper edge portion, when the lid is disposed in the lighting device, has a lid fixing portion formed so as to lean to one side in the short direction of the lighting device,
The connecting member,
Having a connection main body portion forming the connection side wall portion at edges of both ends,
The lighting device according to claim 11, wherein the lid fixing portion and the connection main body are fixed by a fixing tool when the lid and the connecting member are engaged with each other.   The lighting device according to any one of claims 10 to 12, further comprising a holding portion fixed to the connecting member and covering the end portion of the adjacent lighting fixture. The device body is
A side plate portion that constitutes a side surface of the instrument body,
The lighting device according to any one of claims 10 to 13, further comprising: a bottom plate portion in which the two opposing side plate portions are integrally formed on both edges.   The lighting device according to claim 14, wherein the side plate portion is formed in an arc shape so as to warp outside the lighting fixture.

Images