JP2015118738A - Lighting fixture - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a lighting fixture in which designability is improved and whose cover is hardly lost.SOLUTION: A light source unit 5 is arranged on one surface side inside a fixture body 9 which is embedded in a building material in a state where one surface is being exposed. An emergency power source 4 is arranged side by side with the light source unit 5 inside the fixture body 9 and also on the one surface side. A cover 3 is mounted on the fixture body 9 so as to cover the one surface of the fixture body 9. The fixture body 9 has a recess 211 for passing light from the light source unit 5 and a hole 212 for passing the emergency power source 4 on one surface. The cover 3 has a hole 311 for transmitting the light from the light source unit 5 at a portion corresponding to the recess 211 of the fixture body 9, and the cover 3 is movable between a first position in which the hole 212 is exposed while the cover 3 being mounted on the fixture body 9 and a second position in which the cover 3 closes the hole 212.

Description

  The present invention relates to a lighting fixture.

  Conventionally, an emergency lighting apparatus has been provided that turns on a light source using a battery as a power source in the event of a power failure of an external power supply (see, for example, Patent Document 1).

  The lighting fixture described in Patent Document 1 includes a cylindrical fixture body embedded in a ceiling surface, and a light source, a lighting circuit, a battery, and the like are housed inside the fixture body. Moreover, the lower surface of the instrument body is provided with an opening through which the battery is inserted when the battery is replaced, and an opening / closing lid supported by the instrument body by a hinge pin or the like is attached to the opening.

  When the battery is replaced in this lighting fixture, it is only necessary to open the opening / closing lid and replace the battery, and the workability at the time of battery replacement is good.

JP 2006-140066 A

  In the lighting fixture shown in Patent Document 1 described above, since the opening / closing lid is supported by the fixture body, the opening / closing lid is not lost when replacing the battery, but the outline of the opening / closing lid can be seen from below. Therefore, it was not preferable in terms of design.

  This invention is made | formed in view of the said problem, The place made into the objective is to provide the lighting fixture which a cover is hard to lose | eliminate, improving the designability.

  The lighting fixture of the present invention includes a fixture main body embedded in a construction material with one surface exposed, a light source unit arranged on the one surface side inside the fixture main body, the inside of the fixture main body and the one surface side. The power supply unit is arranged side by side with an emergency power supply that supplies power in the event of a power failure of the external power supply, and when the external power supply is normally supplied, the emergency power supply is charged by the external power supply, and the external power supply A power supply device that turns on the light source unit with the emergency power supply when a power failure occurs, and a cover that is attached to the instrument body so as to cover the one surface, the instrument body receives light from the light source unit. A first hole for passing through and a second hole for passing the emergency power supply are provided on the one surface, and the cover corresponds to the first hole of the instrument body. Between the 1st position which has a translucent part which permeate | transmits the light from the said light source unit, and exposes the said 2nd hole with the state attached to the said instrument main body, and the 2nd position which plugs up the said 2nd hole It is possible to move.

  In this lighting apparatus, it is preferable that the cover is arranged at the first position or the second position by being moved along the one surface of the apparatus main body.

  Further, in this lighting apparatus, the cover is moved to the first position or the second position by moving along the one surface in a state of being separated from the one surface in a direction intersecting the one surface of the apparatus main body. It is also preferred that they are arranged.

  Moreover, in this lighting fixture, it is also preferable that the cover has a window hole that overlaps the second hole in a direction intersecting the one surface of the fixture main body in a state where the cover is moved to the first position.

  In this lighting fixture, it is also preferable that at least a part of the light source unit is detachable, and the window hole is set to an opening dimension through which a detachable part of the light source unit passes.

  Further, in this lighting fixture, the cover is attached to the fixture main body so as to be rotatable between the first position and the second position about one end portion in a direction parallel to the one surface of the fixture main body as a rotation center. It is also preferable.

  According to the configuration of the present invention, since the second hole for passing the emergency power supply is closed by the cover in the state where the cover is arranged at the second position, the outline of the opening / closing lid can be seen as in the conventional example. There is an effect that the designability can be improved. Moreover, since the second hole is exposed while the cover is attached to the instrument body and the emergency power supply can be exchanged through the second hole, there is an effect that the cover is not easily lost.

It is a disassembled perspective view of the lighting fixture of this embodiment. It is a whole perspective view of the state which attached the same as the ceiling material. It is a perspective view which can omit a part of base and cover used for the same as the above. (A), (b) is operation | movement explanatory drawing of the cover used for the same as the above. (A)-(c) is another operation | movement explanatory drawing of the cover used for the same as the above. It is a perspective view of another base and cover used for the same as the above. (A), (b) is operation | movement explanatory drawing of another cover used for the same as the above. (A), (b) is operation | movement explanatory drawing of another cover used for the same as the above.

  Below, embodiment of a lighting fixture is described, referring FIGS. As shown in FIG. 2, the lighting fixture 10 of the present embodiment is a ceiling-embedded emergency light that is embedded in a ceiling through an embedded hole 100a provided in a ceiling material 100 (manufacturing material). The light source is turned on when the power supply fails. In the following description, the longitudinal direction of the case 1 is defined as the vertical direction (the opening 11 side is the lower side) unless otherwise specified.

  As shown in FIG. 1, the lighting fixture 10 of the present embodiment includes a case 1, a base 2, a cover 3, an emergency power supply 4, a light source unit 5, a power supply device 6, a pair of mounting springs 7, 7 and a terminal block 8.

  The case 1 is made of, for example, an incombustible material such as aluminum, is formed in a cylindrical shape that is long in the vertical direction, and an opening 11 is provided at the lower end of the case 1. Further, in the case 1, rectangular holes 12 in which the hooking claws 231 (see FIG. 2) of the hooking portions 23 of the base 2 are hooked are provided on the outer surface near the opening 11 at positions corresponding to the hooking claws 231. (Only one hole 12 is shown in FIG. 2).

  The base 2 is made of, for example, an incombustible material such as aluminum, and has a main body portion 21 formed in a flat and cylindrical shape. A flange portion 22 that extends outward is provided at the lower end of the main body portion 21 over the entire circumference. Is provided.

  On the bottom surface of the main body 21, a recess 211 (first hole) for housing the light source unit 5 and a hole 212 (second hole) for passing the emergency power supply 4 are provided side by side. Further, a plurality of (three in FIG. 1) holes 213 through which a hook 32 of the cover 3 to be described later is hooked and inspection switches 63 and 64 and a monitor lamp 65 to be described later are exposed on the bottom surface of the main body 21. A hole 214 is provided.

  Further, a pair of spring mounting portions 215 and 215 to which the pair of mounting springs 7 and 7 are respectively attached are provided on the side surface of the main body portion 21 at positions symmetrical with respect to the central axis of the main body portion 21 (see FIG. In FIG. 2, only one spring mounting portion 215 is shown. Further, on the upper surface of the main body 21, hooking portions 23, 23 each having a hooking claw 231 (see FIG. 2) at the tip are provided at positions symmetrical to the central axis of the main body 21 (FIG. 1). (Only the hook portion 23 on one side is shown).

  Then, the base 2 is brought close to the case 1 so as to close the opening 11 of the case 1, and the hooking claws 231 of the hooking portions 23 of the base 2 are hooked in the corresponding holes 12 of the case 1, thereby 2 is attached to the case 1. Here, in this embodiment, the instrument main body 9 is constituted by the case 1 and the base 2.

  The cover 3 is, for example, a synthetic resin molded product, and has a main body portion 31 formed in a disk shape as shown in FIG. 3, and a protruding wall portion 33 protruding upward at the outer edge of the main body portion 31. Is provided over the entire circumference. In addition, a pair of hook portions 32 and 32 projecting upward are integrally provided on the upper surface of the main body portion 31. On the bottom surface of the main body 31, a circular hole 311 (translucent portion) is provided at a position corresponding to the concave portion 211 of the base 2, and a hole 312 is provided at a position corresponding to the hole 214 of the base 2.

  Further, hooking claws 321 and 321 projecting in directions away from each other (outward) are provided at the tips of the hooking portions 32 and 32, respectively. As shown in FIG. 5A, each hooking claw 321 has a substantially triangular shape in a side view, and inclined surfaces are provided on both upper and lower sides so as to be closer to each other as the distance between the hooking claws 321 approaches the tip. ing. These inclined surfaces improve workability when the cover 3 is attached to and detached from the base 2.

  As shown in FIG. 1, the emergency power supply 4 has a main body 41 formed in a cylindrical shape that is long in the vertical direction, and a plurality of storage batteries (not shown) are arranged in the vertical direction inside the main body 41. It is stored. In addition, a connection portion 42 that electrically connects the power supply device 6 is provided at the upper end of the main body portion 41, and a connected portion (not shown) of the power supply device 6 attached to the bottom surface of the case 1. ), The emergency power supply 4 and the power supply device 6 are electrically connected.

  The emergency power supply 4 supplies the DC power stored in the storage battery to the power supply device 6 when the storage battery is charged by the power supply device 6 while the commercial power supply is normally supplied, and when the commercial power supply fails. The emergency power source 4 is arranged side by side with the light source unit 5 inside the instrument body 9 and on the opening 11 side of the instrument body 9.

  As shown in FIG. 1, the light source unit 5 includes a lens 51, a substrate 52, a heat dissipation sheet 53, and a holding metal fitting 54. A light emitting diode 521 is mounted on the lower surface of the substrate 52, and a lens 51 is disposed below the substrate 52 so as to cover the light emitting diode 521. The heat dissipating sheet 53 is for dissipating heat generated by the light emitting diodes 521, and is attached in close contact with the rear surface of the substrate 52. The lens 51, the substrate 52, and the heat dissipation sheet 53 are integrally assembled by a holding metal fitting 54.

  The light source unit 5 assembled integrally is housed in the concave portion 211 of the base 2 in such a direction that the lens 51 is on the opening side and the holding fitting 54 is on the bottom surface side. The light source unit 5 is lit by DC power supplied from the emergency power supply 4 at the time of a power failure of the commercial power supply, and is not lit when the commercial power supply is normally supplied. That is, the light source unit 5 is an emergency light source that is turned on only when a commercial power supply fails.

  As shown in FIG. 1, the power supply device 6 includes a substrate 61 formed in a rectangular plate shape that is long in the vertical direction, and a plurality of electronic components 62 are mounted on one surface (the right surface in FIG. 1) of the substrate 61. ing. These electronic components 62 include a charging circuit that converts AC power from a commercial power source into DC power having a predetermined voltage value and charges the storage battery of the emergency power supply 4, and DC power stored in the storage battery of the emergency power supply 4. To the light source unit 5 to constitute a power supply circuit for lighting the light source unit 5.

  In addition, two types of inspection switches 63 and 64 and a monitor lamp 65 are mounted on the substrate 61. The inspection switch 63 is a switch for inspecting whether or not the light emitting diode 521 is lit, and the inspection switch 64 is a switch for inspecting the charge state of the storage battery of the emergency power supply 4.

  The monitor lamp 65 displays the state of charge of the storage battery of the emergency power supply 4. For example, when the monitor lamp 65 is lit in green, it indicates that the storage battery is charged. . Note that the monitor lamp 65 is not lit when the storage battery is not charged.

  The power supply device 6 has a connector (not shown) to which a connector (not shown) provided in the light source unit 5 is detachably connected. When the lighting fixture 10 is assembled, both the connectors The light source unit 5 and the power supply device 6 are electrically connected via each other.

  The attachment springs 7 and 7 are formed into a long and rectangular plate shape by bending a sheet metal, for example, and are attached to the spring attachment portions 215 and 215 of the base 2, respectively. And the lighting fixture 10 is attached to a ceiling by pinching | interposing the ceiling material 100 between the attachment springs 7 and 7 and the collar part 22 of the base 2 (refer FIG. 2).

  The terminal block 8 has a conventionally known quick-connection terminal structure, to which a power line (not shown) wired in advance on the back of the ceiling is connected, and an electric wire (not shown) connected to an input terminal of the power supply device 6. Connected).

  By the way, when the base 2 is exposed in a state where the lighting fixture 10 is attached to the ceiling material 100, the hole 212 can be seen from the lower side, and the emergency power source 4 can also be seen through the hole 212, which is preferable in terms of design. Absent. Therefore, in this embodiment, the cover 3 is attached to the base 2 so as to cover the lower surface (one surface) of the base 2. And by attaching the cover 3 to the base 2, as shown in FIG. 2, the hole 212 can be covered and the designability can be improved.

  Here, as shown in FIGS. 5A to 5C, the hole 213 of the base 2 includes a small diameter portion 213a having a larger inner diameter than the distance between the hook portions 32 and 32 of the cover 3, and a small diameter portion 213a. And a large-diameter portion 213b having an inner diameter larger than the inner diameter. As a result, a step portion 213c is provided between the small diameter portion 213a and the large diameter portion 213b in the vertical direction.

  Next, a procedure for attaching the cover 3 to the base 2 will be described. As shown in FIG. 5C, the operator pushes the cover 3 upward in a state where the holes 213 of the main body 21 of the base 2 and the hooking portions 32, 32 of the cover 3 are aligned. At this time, the hooking claw 321 of each hooking portion 32 comes into contact with the opening edge of the hole 213, so that the hooking portions 32 are bent toward each other.

  When the operator pushes the cover 3 further upward from the state shown in FIG. 5C, both hook portions 32, 32 move upward while sliding on the inner surface of the hole 213. Then, as shown in FIG. 5B, the cover 3 is temporarily held on the base 2 when the hooking claw 321 of each hooking portion 32 comes into contact with the corresponding stepped portion 213 c.

  When the operator pushes the cover 3 further upward from the state shown in FIG. 5B, the hooking claw 321 of each hooking portion 32 is the open end on the opposite side of the hole 213 (upper side in FIG. 5A). The cover 3 is attached to the base 2 by being caught on the edge (see FIG. 5A). At this time, as illustrated in FIG.

  Further, a procedure for removing the cover 3 from the base 2 will be described. When the operator pulls the cover 3 downward from the state shown in FIG. 5A, each hooking claw 321 comes off from the upper opening edge of the hole 213, and each hooking claw 321 contacts the corresponding step 213c. The cover 3 moves to the position (see FIG. 5B). In this state, the cover 3 is temporarily held on the base 2.

  When the operator pulls the cover 3 further downward from the state shown in FIG. 5B, each hooking claw 321 comes off from the corresponding stepped portion 213c, and each hooking portion 32 is lowered while sliding on the inner surface of the hole 213. Move to the side. Then, the cover 3 is removed from the base 2 by pulling out the both hooks 32 and 32 from the hole 213 (see FIG. 5C).

  By the way, when the operator pulls the cover 3 downward from the state in which the cover 3 is attached to the base 2 (see FIG. 4A), the cover 3 is temporarily held in a state away from the base 2 (see FIG. 4A). (Refer FIG.4 (b) and FIG.5 (b)). In this state, the cover 3 can be rotated along the lower surface of the main body portion 21 of the base 2 with the both hook portions 32 and 32 as the center of rotation, and in the state where the cover 3 is rotated 180 degrees, the hole 212 is formed. It will be exposed. Thereby, the emergency power supply 4 can be replaced through the hole 212 while the cover 3 is attached to the base 2.

  Here, in the present embodiment, the position where the hole 212 is closed as shown in FIG. 4A is the second position, and the position where the cover 3 is rotated 180 degrees from the state shown in FIG. The position where 212 is exposed is the first position.

  FIG. 6 is a perspective view of another base 2 and cover 3 in the present embodiment. In the present embodiment, the cover 3 is slid along the lower surface of the main body portion 21 of the base 2, so that the cover 3 closes the hole 212 of the base 2 or the first position where the hole 212 of the base 2 is exposed. It is arranged at two positions. This will be specifically described below.

  As shown in FIG. 6, the base 2 has a main body portion 21 formed in a disk shape, and a pair of ribs 24, 24 projecting sideways are provided on the lower end edge of the main body portion 21. ing. On the other hand, the cover 3 has a main body 31 formed in a disk shape, and a pair of grooves 34 and 34 into which the pair of ribs 24 and 24 are respectively inserted are provided on the outer edge portion of the main body 31. .

  The cover 3 is attached to the base 2 by moving the cover 3 close to the base 2 from the left side and sliding the cover 3 to the right side with the ribs 24 inserted into the corresponding groove portions 34. At this time, the hole 212 of the base 2 is closed by the main body 31 of the cover 3.

  Conversely, when the cover 3 is slid to the left from the state in which the cover 3 is attached to the base 2, the hole 212 of the base 2 is exposed, and the emergency power supply 4 can be attached and detached through the hole 212. At this time, it is preferable to provide the cover 3 and the base 2 with protrusions (not shown) that contact each other at this position so that the cover 3 does not come off the base 2. According to this configuration, the emergency power supply 4 can be replaced simply by sliding the cover 3 with respect to the base 2.

  FIG. 7 is an operation explanatory view of still another cover 3 in the present embodiment. FIG. 7A shows a state where the cover 3 is arranged at the second position where the hole 212 of the base 2 is closed, and FIG. 7B shows the state where the cover 3 is arranged at the first position where the hole 212 of the base 2 is exposed. Shows the state. This will be specifically described below.

  The base 2 is provided with a hole (not shown) penetrating in the vertical direction at the center of the bottom surface of the main body 21. On the other hand, the cover 3 is provided with a hook portion (not shown) protruding upward at the center of the upper surface of the main body portion 31. Then, the cover 3 is attached to the base 2 by hooking the hook portion of the cover 3 into the hole of the base 2.

  When the cover 3 is attached to the base 2, the first position (the position shown in FIG. 7A) where the hole 212 of the base 2 is exposed and the hole 212 of the base 2 are formed along the bottom surface of the base 2. The cover 3 can be rotated between the second position to be closed (the position shown in FIG. 7B).

  When the cover 3 is in the first position, the hole 311 overlaps the hole 212 in the vertical direction (direction intersecting the bottom surface of the base 2), and the emergency power supply 4 can be attached and detached through the hole 212. Further, when the cover 3 is in the second position, the hole 212 is closed by the main body portion 31 of the cover 3. Here, in this embodiment, a window hole is constituted by the hole 311.

  That is, in this embodiment, since the hole 311 also serves as a window hole, it is desirable to set the opening dimension of the hole 311 to a dimension that allows the emergency power supply 4 to pass. When at least a part of the light source unit 5 is detachable, the opening size of the hole 311 is preferably set to a size that allows the removable portion of the light source unit 5 and the emergency power supply 4 to pass therethrough. .

  According to this configuration, the emergency power supply 4 can be replaced using the hole 311 that is indispensable for exposing the light source unit 5. In addition, when at least a part of the light source unit 5 is detachable, it can be removed using the hole 311 without removing the cover 3.

  FIG. 8 is an operation explanatory view of still another cover 3 in the present embodiment. FIG. 8A shows a state in which the cover 3 is arranged at the second position where the hole 212 of the base 2 is closed, and FIG. 8B shows that the cover 3 is arranged at the first position where the hole 212 of the base 2 is exposed. Shows the state. This will be specifically described below.

  As shown in FIG. 8A, the cover 3 is rotatably supported by a support portion 25 provided at the right end portion of the base 2. Further, in the vicinity of the left end portion of the cover 3, a hook portion (not shown) protruding upward from the upper surface of the main body portion 31 is provided, and a hole (not shown) provided in the main body portion 21 of the base 2. The cover 3 is held by the base 2 with the cover 3 closed by hooking the hook portion on the hook.

  When the operator pulls the cover 3 downward from the state shown in FIG. 8A, the hook portion of the cover 3 is released from the hole of the base 2, and the cover 3 rotates around the support portion 25 as the center of rotation. The lower surface is exposed (see FIG. 8B). When the cover 3 is opened, the hole 212 is exposed, and the emergency power supply 4 can be attached and detached through the hole 212. According to this configuration, the emergency power supply 4 can be attached and detached simply by rotating the cover 3.

  Thus, according to the present embodiment, the hole 212 is closed by the cover 3 in a state where the cover 3 is disposed at the second position, and the design can be improved. Further, the hole 212 is exposed when the cover 3 is disposed at the first position, and the emergency power source 4 can be exchanged through the hole 212.

  Furthermore, since the cover 3 can be moved to the first position or the second position with the cover 3 attached to the base 2, there is an advantage that the cover 3 is not easily lost. Even when it is necessary to paint the base 2, the base 2 can be painted-free by providing the cover 3.

  In this embodiment, as shown in FIG. 7A and FIG. 7B, the window 311 is also used as the hole 311 constituting the light transmitting portion. However, a window hole may be provided separately from the hole 311. Well, it is not limited to this embodiment.

  The lighting fixture 10 of this embodiment includes a fixture body 9 (case 1 and base 2), a light source unit 5, an emergency power source 4, a power supply device 6, and a cover 3. The instrument body 9 is embedded in the ceiling material 100 (construction material) with the lower surface (one surface) exposed. The light source unit 5 is disposed on the lower surface side inside the instrument main body 9. The emergency power supply 4 is arranged inside the appliance main body 9 and on the lower surface side alongside the light source unit 5 and supplies power when a commercial power supply (external power supply) is interrupted. The power supply device 6 charges the emergency power supply 4 with the commercial power supply when the commercial power supply is normally supplied, and turns on the light source unit 5 with the emergency power supply 4 when the commercial power supply fails. The cover 3 is attached to the instrument body 9 so as to cover the lower surface of the instrument body 9. The instrument main body 9 has a recess 211 (first hole) for passing light from the light source unit 5 and a hole 212 (second hole) for passing the emergency power supply 4 on the lower surface. The cover 3 has a hole 311 (translucent portion) that transmits light from the light source unit 5 in a portion corresponding to the concave portion 211 of the instrument main body 9, and exposes the hole 212 while being attached to the instrument main body 9. It is movable between a first position and a second position that closes the hole 212.

  Moreover, it is preferable to arrange | position the cover 3 to the 1st position or the 2nd position by moving along the lower surface of the instrument main body 9 like the lighting fixture 10 of this embodiment.

  Moreover, like the lighting fixture 10 of this embodiment, the cover 3 is moved along the lower surface in a state of being separated from the lower surface in a direction intersecting the lower surface of the fixture body 9 by moving the cover 3 along the lower surface. It is preferable to be arranged in

  Moreover, like the lighting fixture 10 of the present embodiment, the cover 3 has a hole 311 (window hole) that overlaps the hole 212 in a direction intersecting the lower surface of the fixture main body 9 when moved to the first position. It is preferable.

  Moreover, like the lighting fixture 10 of this embodiment, at least a part of the light source unit 5 is detachable, and the hole 311 is set to an opening size through which a removable part of the light source unit 5 passes. Is preferred.

  Moreover, like the lighting fixture 10 of this embodiment, the cover 3 is rotatable between the first position and the second position about one end in a direction parallel to the lower surface of the fixture body 9 as a rotation center. It is preferable that it is attached to.

3 Cover 4 Emergency power supply 5 Light source unit 9 Instrument body 211 Recess (first hole)
212 holes (second hole)
311 hole (translucent part)

Claims (6)

An instrument body embedded in the construction material with one side exposed,
A light source unit disposed on the one surface side in the instrument body;
An emergency power supply that is arranged inside the instrument body and side by side with the light source unit on the one surface side, and supplies power in the event of a power failure of an external power supply,
In a state where the external power supply is normally supplied, the emergency power supply is charged by the external power supply, and when the external power supply fails, the power supply device that turns on the light source unit by the emergency power supply;
A cover attached to the instrument body so as to cover the one surface,
The instrument body has a first hole for passing light from the light source unit and a second hole for passing the emergency power supply on the one surface,
The cover has a translucent portion that transmits light from the light source unit at a portion corresponding to the first hole of the instrument body, and exposes the second hole while being attached to the instrument body. A luminaire that is movable between a first position and a second position that closes the second hole.   The lighting device according to claim 1, wherein the cover is disposed at the first position or the second position by being moved along the one surface of the device main body.   The cover is disposed at the first position or the second position by moving along the one surface in a state of being separated from the one surface in a direction intersecting the one surface of the instrument body. The lighting fixture according to claim 2.   The said cover has a window hole which overlaps with the said 2nd hole in the direction which cross | intersects the said one surface of the said instrument main body in the state moved to the said 1st position, The Claim 2 or 3 characterized by the above-mentioned. lighting equipment. At least a part of the light source unit is removable,
The lighting apparatus according to claim 4, wherein the window hole is set to have an opening size through which a detachable portion of the light source unit passes.   The cover is attached to the instrument main body so as to be rotatable between the first position and the second position with one end in a direction parallel to the one surface of the instrument main body as a rotation center. The lighting fixture according to claim 1.

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