JP2015032579A - Lighting device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a lighting device in which an operation for fitting a movable light projecting means to rail means is less restricted by surrounding environment and more convenient fitting work can be carried out.SOLUTION: To provide a lighting device comprising rail means 2 in which a pair of rail walls 22, a pair of rail hooks 221 protruding out of inner surfaces of the pair of rail walls 22 facing to each other, a pair of engaging walls 322 and movable light projection means 3 formed with a pair of sliding hooks 323 capable of being protruded outside from the pair of engaging walls 322 and engaged with the pair of rail hooks 221 of the rail means 2, and the movable light projecting means 3 can slide along the rail means 2.

Description

  The present invention relates to an illuminating device, and more particularly to an illuminating device including a movable light projecting unit that can slide along a rail unit.

  In order to display the products contained in the showcase more beautifully and attractively, the light hitting the products plays an important role. In addition, since the optimum angle of the light that hits the product varies from product to product, the light source that is attached to the showcase and projects the light is preferably one that can adjust the position and the projection angle.

  FIG. 1 is a cross-sectional view showing the configuration of the lighting device proposed by the inventor of the present invention in Patent Document 1 for the above demand.

  As shown in the drawing, the lighting device includes rail means 10 that is elongated along a predetermined length direction and is formed in an elongated shape, and rail means 10 that can slide in the predetermined length direction. And a movable light projecting means 20 that can adjust the light projection target, and each of the pair of rail bars 101 of the rail means 10 has a rail plate 102 that projects outward. On the other hand, the movable light projecting means 20 is swingable to a housing 201, a rotating column 202 rotatably attached to the housing 201, and a tip of the rotating column 202 away from the housing 201. The housing 201 has a hook 2011 that engages with the rail plate 102 of each of the pair of rail bars 101 from the outside. To have.

  With this configuration, when the movable light projecting means 20 is attached to the rail means 10, the housing 201 included in the movable light projecting means 20 is deformed so as to be bent slightly outward, and then engaged with the rail plates 102 of the pair of rail bars 101. 1 can be mounted as shown in FIG. 1, for example, when the corner of the ceiling 100 must be placed at a location facing the wall 200, the curvature of the housing 201 is hindered by the presence of the wall 200. Can be difficult.

Utility Model Registration No. 3189991

  In view of the above problems, an object of the present invention is to provide an illuminating device that can be mounted more conveniently because the operation for mounting the movable light projecting unit to the rail unit is less restricted by the surrounding environment.

  In order to achieve the above object, the present invention includes a rail base that is elongated along a predetermined length direction and is formed in an elongated shape, and extends along the predetermined length direction. A pair of rail walls projecting from one surface, and projecting from inner surfaces facing each other of the pair of rail walls, and a pair of rail hooks extending along the predetermined length direction are formed. And a rail means configured to surround a predetermined engagement space by the rail base, the pair of rail walls, and the pair of rail hooks, a sliding body, and a housing that houses the sliding body. The housing having a sliding part and a movable light projecting means having an illumination means and having an illumination part attached to the sliding part, the housing having the sliding part of the movable light projecting means A pair of engagement walls extending into the engagement space surrounded by the rail means, and protruding outward from the pair of engagement walls, respectively. A pair of sliding hooks that engage with the pair of rail hooks formed on the pair of rail walls, respectively, and the predetermined length direction in which the pair of rail walls extends. Provided is an illuminating device which is attached to the rail means so as to be slidable in a sliding direction.

  In the lighting device, a rail circuit board to which a fixed terminal extending along the predetermined length direction is fixed is attached to the rail base of the rail means. When the main body is attached to the rail means, it further has a sliding substrate to which a movable terminal that can be electrically connected to the fixed terminal is fixed, and the sliding substrate is fixed to the sliding main body. It is preferable.

  In the above lighting device, the housing has a bottom plate disposed to face the sliding body on a side of the sliding body away from the rail means, and the pair of engaging walls are provided on the bottom plate. It is formed so as to extend from a peripheral edge to the engagement space of the rail means, and the illumination unit extends along a predetermined rotation axis substantially orthogonal to the bottom plate and penetrates the bottom plate, And it is attached to the sliding part via a rotating part attached to the sliding part so as to be able to rotate about the rotational axis, and is separated from the rail means of the rotating part. It is preferable that the rotary unit is configured to be attached so as to be able to oscillate with an oscillating axis that crosses the distal end as an oscillating axis.

  In the illuminating device, the bottom plate of the housing has a through hole that is penetrated by the rotating portion, an annular wall that extends from a peripheral edge of the through hole to at least a side away from the rail means, and the annular wall. A first locking rib projecting further from a first end surface facing away from the rail means is formed, the rotating portion abuts on the first end surface of the annular wall, and It is preferable that a second locking rib capable of coming into contact with the first locking rib corresponding to the first locking rib is formed so as to protrude from the outer peripheral surface of the rotating portion. .

  In the lighting device, the annular wall formed on the bottom plate of the housing has a second end surface extending from the periphery of the through hole to the rail means side and facing the rail means side. An insertion end portion of the turning portion toward the sliding body passes through the through-hole from the second end surface until the sliding end approaches the sliding body, and the insertion end portion includes the second end portion. It is preferable that a limiting ring is attached that contacts the end surface and limits sliding of the rotating portion relative to the annular wall.

  In the lighting device, it is preferable that a rubber ring is interposed between an outer peripheral surface of the rotating portion and an inner peripheral surface of the annular wall facing the rotating portion.

  In the illuminating device, the illuminating unit is attached to the rotating unit so as to be able to oscillate with the oscillating axis as an oscillating axis, and substantially defines an inner space having an opening communicating with the outside. A cover formed in a dish shape, an LED module housed in the inner space as the illumination means and mounted in the cover so as to emit light toward the opening, and light emitted from the LED module It is preferable to have a light guide housed in the inner space so as to guide.

  In the illumination device, it is preferable that the light guide is configured to guide light emitted from the LED module so that a radiation angle is within a range of 15 ° to 60 °.

  In the illumination device, the illumination unit has an LED substrate to which the LED module is attached on one surface, and a back surface of the LED substrate on the opposite side of the one surface to which the LED module is attached, A heat sink having a plurality of heat dissipating fins is preferably fixed.

  In the illumination device of the present invention having the above-described configuration, a pair of rail hooks that protrude from inner surfaces facing each other of the pair of rail walls are formed on the pair of rail walls of the rail unit, and the sliding portion of the movable light projecting unit is Since the pair of sliding hooks that protrude outwardly and engage with the pair of rail hooks are formed on the pair of engaging walls of the housing having the movable projecting means when the movable projecting means is attached to the rail means Since the pair of engaging walls of the housing of the housing can be deformed so as to be bent inward slightly, the pair of sliding hooks can be engaged with the rail hook formed on the rail means side. Even if it arrange | positions in the location which faces, it can install easily and quickly, without the curve of the engaging wall of a housing being prevented by the presence of a wall.

It is sectional drawing by which the structure of the conventional illuminating device which has a rail means and the movable light projection means which slides along a rail means is shown. It is a perspective view in which the external structure of preferable embodiment of the illuminating device of this invention is shown. It is an exploded view in which the structure of preferable embodiment of the illuminating device of this invention is shown. It is sectional drawing by which the structure of preferable embodiment of the illuminating device of this invention is shown. It is explanatory drawing in which the rotation structure of preferable embodiment of the illuminating device of this invention is shown. It is explanatory drawing in which the rotation structure of preferable embodiment of the illuminating device of this invention is shown. It is sectional drawing by which the engagement structure of preferable embodiment of the illuminating device of this invention is shown.

  Hereinafter, preferred embodiments of the lighting device of the present invention will be described in detail with reference to the drawings.

  FIG. 2 is a perspective view showing an external configuration of a preferred embodiment of the lighting device of the present invention. As shown in FIG. 2, the illuminating device of the present invention has rail means 2 formed in a long shape along a predetermined length direction L1, and the length direction L1 of the rail means 2 in the sliding direction. The movable light projecting means 3 is attached to the rail means 2 so as to be movable along the sliding direction and can adjust the light projection target by the movement. A sliding portion 31 attached to the rail means 2 so as to be movable along the sliding direction (length direction L1), and a rotation axis L2 extending from the sliding portion 31, and extending along the rotation axis. A rotation part 33 attached to the sliding part 31 so as to be rotatable about L2 as an axis, and an oscillating axis L3 having illumination means and crossing the tip part of the rotation part 33 away from the rail means 2 Is attached to the rotating part 33 so as to be able to swing about the swing axis. It is configured to have an illumination unit 34, the that.

  FIG. 3 is an exploded view showing a configuration of a preferred embodiment of the lighting device of the present invention, and FIG. 4 is a cross-sectional view showing a configuration of a preferred embodiment of the lighting device of the present invention.

  As shown in FIGS. 3 and 4, the rail means 2 included in the first embodiment of the lighting device of the present invention includes a rail base 21 extending along the length direction L <b> 1 and the length direction. A pair of rail walls 22 projecting from one surface of the rail base 21 while extending along the L1, and projecting from inner surfaces facing each other of the pair of rail walls 21, and the predetermined length direction By forming a pair of rail hooks 221 extending along L <b> 1, the rail base 21, the pair of rail walls 22, and the pair of rail hooks 221 are configured to surround a predetermined engagement space 23. The rail means 2 further includes a rail circuit board 24 attached between a pair of rail walls 22 and fixed with a pair of fixed terminals 241 extending along the length direction L1.

  Incidentally, the rail means 2 can use, for example, an aluminum extruded profile produced by aluminum extrusion.

  The sliding portion 31 of the movable light projecting means 3 includes a sliding main body 310 to which a sliding substrate 311 having a movable terminal 312 that can be electrically connected to the fixed terminal 241 of the rail circuit board 24 is fixed, and a sliding body. And a housing 320 that houses the moving body 310.

  The housing 320 is made of a flexible material such as plastic, and includes a bottom plate 321 disposed so as to face the sliding body 310 on the side away from the rail means 2 of the sliding body 310, and a bottom plate. A pair of engaging walls 322 extending from the peripheral edge of 321 to the inside of the engaging space 24 surrounded by the rail means 2 and a pair of rail hooks 221 formed on the pair of rail walls 22 of the rail means 2 are engaged. The pair of sliding hooks 323 projecting outward from the pair of engaging walls 322, respectively, and the pair of rail walls 22 of the rail means 2 extend. It is attached to the rail means 2 so that it can slide by making the length direction L1 into a sliding direction.

  Further, a through hole 326 is formed in the bottom plate 321 of the housing 320 so as to be penetrated by the rotation axis L2 corresponding to the rotation axis L2 extending from the sliding portion 31 and substantially orthogonal to the bottom plate 321. , Extending from the periphery of the through-hole 326 to the side away from the rail means 2 and to both sides on the rail means 2 side, and to the first end face 324A and the rail means 2 side facing the side away from the rail means 2 respectively. An annular wall 324 formed to have a facing second end surface 324B, and a first locking rib 325 further projecting from the first end surface 324A facing the side of the annular wall 324 away from the rail means 2. Is formed.

  The rotation portion 33 can rotate about the rotation axis L2 corresponding to the rotation axis L2, and is separated from the rail means 2 and is exposed from the first end surface 324A of the annular wall 324. The tubular body is inserted into the through hole 326 so as to have the insertion end portion 332 exposed from the second end surface 324B while facing the sliding body 310, and further, the rotating portion 33 has an annular wall. A second locking rib 333 that contacts the first locking rib 325 corresponding to the first locking rib 325 is in contact with the first end surface 324 </ b> A of 324. 1 is formed so as to protrude from the outer surface of the tip 331 exposed from the end surface 324A.

  Further, the insertion end 332 of the rotating portion 33 toward the sliding body 310 is inserted through the through hole 326 from the second end surface 324A until it approaches the sliding body 310, and the insertion end 332 has a second end. A limiting ring 334 is attached which contacts the end surface 324A and limits the sliding of the rotating portion 33 with respect to the annular wall 324.

  Furthermore, a rubber ring 335 is interposed between the outer peripheral surface of the rotating portion 33 and the inner peripheral surface of the annular wall 324 facing the rotating portion 33.

  The illumination part 34 of the movable light projecting means 3 has a distal end 331 so that one end can swing about the swing axis L3 penetrating the tip 331 exposed from the first end surface 324A of the rotation part 33 as a swing axis. A cover 341 configured to be attached and formed in a substantially dish shape so as to define an inner space having an opening communicating with the outside at the other end opposite to the one end; and the illumination means An LED module 344 that is housed in the inner space and is mounted in the cover 341 so as to emit light toward the opening, and is housed in the inner space so as to guide light emitted from the LED module 344. And a light guide 345. Incidentally, the LED module 344 is electrically connected to a sliding substrate 311 attached to the sliding body 310 of the sliding portion 31 by wiring (not shown).

  One end of the cover 341 of the illumination unit 34 is pivotally supported by the tip end 331 exposed from the first end surface 324 </ b> A of the annular wall 324 of the rotating unit 33 as a pivot end 348, and is opposite to the pivot end 348. The other end is opened as an illumination end, and an accommodation recess 349 that defines the inner space is formed. In addition, the illumination unit 34 is disposed in the inner space defined by the housing recess 349, and the LED substrate 342 on which the LED module 344 is attached on one surface, and the opening of the cover 341 of the LED substrate 342. It further includes a reflection unit 346 formed in a substantially hollow frustoconical shape extending from one side facing to the inner peripheral edge of the opening of the cover 341, and an annular cap 347 attached to the opening of the cover 341. The light guide 345 is surrounded by the reflection unit 346 and is fixed in the inner space by the annular cap 347. Furthermore, the light guide 345 used in this embodiment is configured to be able to guide the light emitted from the LED module 344 so that the radiation angle θ is in the range of 15 ° to 60 °. And the heat sink 343 which has a some heat radiating fin is being fixed to the back surface on the opposite side to the surface where the LED module 344 of the LED board 342 of the illumination part 34 is attached.

  FIG. 5 is an explanatory diagram showing a rotation configuration of a preferred embodiment of the illumination device of the present invention, and FIG. 6 is an explanatory diagram showing a rotation configuration of a preferred embodiment of the illumination device of the present invention. is there.

  As shown in FIGS. 5 and 6, the first locking rib 325 is formed so as to protrude from the first end surface 324 </ b> A facing the side away from the rail means 2 of the annular wall 324 of the housing 320. The second locking rib 333 is formed so that the second locking rib 333 protrudes from the outer surface of the distal end portion 331 exposed from the first end surface 324A of the rotating portion 33. The rotating portion 33 can limit the rotation with respect to the housing 320 by contacting and locking to the first locking rib 325. In this embodiment, both end surfaces of the first locking rib 325 formed on the housing 320 side that can come into contact with the second locking rib 333 form an angle of approximately 60 ° with each other. Therefore, the angle range in which the rotating portion 33 can be rotated with respect to the housing 320 can be limited to a range of 0 ° to 300 °.

  FIG. 7 is a cross-sectional view showing an engagement configuration of a preferred embodiment of the lighting device of the present invention.

  As shown in the drawing, in the lighting device of the present invention, a pair of rail hooks 221 projecting from inner surfaces facing each other of the pair of rail walls 22 are formed on the pair of rail walls 22 included in the rail means 2, and movable light projection is performed. A pair of sliding hooks 323 that protrude outwardly on the pair of engaging walls 322 of the housing 320 of the sliding portion 31 of the means 3 and can be engaged with the pair of rail hooks 221 of the rail means 2 are formed. Therefore, when the movable light projecting means 3 is attached to the rail means 2, the pair of engaging walls 322 of the housing 320 included in the movable light projecting means 3 are curved slightly inward (in the direction indicated by the arrow in the figure). After being deformed, the pair of sliding hooks 323 can be engaged with the rail hook 221 formed on the rail means 2 side, so that even at the corner of the ceiling 100 as shown in the figure, Even when the rail base 21 of the rail means 2 is disposed at a position where the rail base 21 abuts against the wall 200, the bending of the engaging wall 322 of the housing 320 can be easily and quickly attached without being hindered by the presence of the wall 200. .

  The rail means 2 and the movable light projecting means 3 included in the lighting device according to the present invention having the above-described configuration are the pair of rails that protrude from the mutually facing inner surfaces of the pair of rail walls 22 on the pair of rail walls 22 included in the rail means 2. A hook 221 is formed, and can protrude outwardly to a pair of engaging walls 322 of the housing 320 included in the sliding portion 31 of the movable light projecting means 3 to engage with the pair of rail hooks 221 of the rail means 2. Since the pair of sliding hooks 323 are formed, the pair of engaging walls 322 of the housing 320 that is curved and deformed in the operation of attaching the movable light projecting means 3 to the rail means 2 is hardly disturbed by the surrounding environment. In addition, it is possible to provide a lighting device that can be more conveniently installed than before.

2 Rail means 22 Rail wall 221 Rail hook 23 Engagement space 24 Rail circuit board 241 Fixed terminal 3 Movable light projecting means 31 Sliding part 310 Sliding body 311 Sliding board 312 Movable terminal 320 Housing 321 Bottom plate 322 Engaging wall 323 Sliding Moving hook 324 Annular wall 324A First end surface 324B Second end surface 325 First locking rib 326 Through hole 33 Rotating portion 331 Tip portion 332 Inserting end portion 333 Second locking rib 334 Limit ring 335 Rubber ring 34 Illumination unit 341 Cover 342 LED substrate 343 Heat sink sink 344 LED module 345 Light guide 346 Reflection unit 347 Annular cap 348 Pivoting end 349 Housing recess L1 Length direction L2 Rotating axis L3 Swing axis

Claims (9)

A rail base that is elongated along a predetermined length direction, and a pair of rail walls that extend along the predetermined length direction and project from one surface of the rail base; The rail base and the pair of rail walls by forming a pair of rail hooks that protrude from the mutually facing inner side surfaces of the pair of rail walls and extend along the predetermined length direction. Rail means configured to surround a predetermined engagement space with the pair of rail hooks;
A sliding part having a sliding body and a housing for accommodating the sliding body, and a movable light projecting means having an illumination means and an illumination part attached to the sliding part,
The housing of the sliding portion of the movable light projecting means is made of a flexible material, and has a pair of engagement walls extending into the engagement space surrounded by the rail means. And a pair of sliding hooks that project outward from the pair of engaging walls and engage with the pair of rail hooks respectively formed on the pair of rail walls. The lighting device, wherein the pair of rail walls are attached to the rail means so that the predetermined length direction in which the pair of rail walls extend extends as a sliding direction. A rail circuit board to which a fixed terminal extending along the predetermined length direction is fixed is attached to the rail base of the rail means,
The sliding portion further includes a sliding substrate to which a movable terminal that can be electrically connected to the fixed terminal is fixed when the sliding body is attached to the rail means, and the sliding portion The lighting device according to claim 1, wherein the substrate is fixed to the sliding body. The housing has a bottom plate disposed so as to face the sliding body on the side of the sliding body remote from the rail means, and the pair of engaging walls are arranged from the periphery of the bottom plate to the rail means. Formed to extend to the engagement space of
Further, the illumination part is attached to the sliding part so as to extend along a predetermined rotation axis substantially orthogonal to the bottom plate, pass through the bottom plate, and rotate about the rotation axis. The swinging portion is attached to the sliding portion via a rotating portion, and the swinging portion that traverses the tip portion of the rotating portion away from the rail means can be swung as a swinging shaft. The lighting device according to claim 2, wherein the lighting device is attached to a rotating portion. A through-hole penetrating the bottom plate of the housing by the rotating portion, an annular wall extending at least from the periphery of the through-hole to a side away from the rail means, and the annular wall away from the rail means A first locking rib protruding further from the first end surface facing the side,
A second locking rib that contacts the first end surface of the annular wall and can contact the first locking rib corresponding to the first locking rib. The illuminating device according to claim 3, wherein the illuminating device is formed so as to protrude from an outer peripheral surface of the rotating portion. The annular wall formed on the bottom plate of the housing has a second end surface extending from the periphery of the through hole to the rail means side and facing the rail means side;
An insertion end portion of the rotating portion that faces the sliding body passes through the through hole from the second end surface until the sliding body approaches the sliding body, and the insertion end portion contacts the second end surface. The lighting device according to claim 4, further comprising a limiting ring that is in contact with and restricts sliding of the rotating portion relative to the annular wall.   The illumination device according to claim 5, wherein a rubber ring is interposed between an outer peripheral surface of the rotating portion and an inner peripheral surface of the annular wall facing the rotating portion. The illuminating unit is attached to the rotating unit so as to be able to oscillate with the oscillating axis as an oscillating axis, and is formed in a substantially dish shape so as to define an inner space having an opening communicating with the outside. Cover that is,
An LED module housed in the inner space as the illumination means and mounted in the cover so as to emit light toward the opening;
A light guide housed in the inner space so as to guide light emitted from the LED module, and configured to have a light guide body. The lighting device described in 1.   The lighting device according to claim 7, wherein the light guide is configured to guide light emitted from the LED module so that a radiation angle is within a range of 15 ° to 60 °. . The illumination unit has an LED substrate to which the LED module is attached on one side,
The heat sink having a plurality of heat dissipating fins is fixed to the back surface of the LED substrate on the opposite side of the one surface to which the LED module is attached. Lighting equipment.

Images