WO2014141625A1 - 照明装置及びキャビネット - Google Patents

照明装置及びキャビネット Download PDF

Info

Publication number
WO2014141625A1
WO2014141625A1 PCT/JP2014/001191 JP2014001191W WO2014141625A1 WO 2014141625 A1 WO2014141625 A1 WO 2014141625A1 JP 2014001191 W JP2014001191 W JP 2014001191W WO 2014141625 A1 WO2014141625 A1 WO 2014141625A1
Authority
WO
WIPO (PCT)
Prior art keywords
heat radiating
cabinet
cabinet body
light
circuit board
Prior art date
Application number
PCT/JP2014/001191
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
慎哉 棚田
良平 藤本
明子 中谷
文哉 杉浦
田中　敏裕
大野　達司
小泉　秀樹
Original Assignee
パナソニック株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP2013049511A external-priority patent/JP2014171805A/ja
Priority claimed from JP2013067877A external-priority patent/JP6132192B2/ja
Priority claimed from JP2013088736A external-priority patent/JP6213811B2/ja
Application filed by パナソニック株式会社 filed Critical パナソニック株式会社
Publication of WO2014141625A1 publication Critical patent/WO2014141625A1/ja

Links

Images

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
    • F21V33/0004—Personal or domestic articles
    • F21V33/0012—Furniture
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B2220/00—General furniture construction, e.g. fittings
    • A47B2220/0075—Lighting
    • A47B2220/0077—Lighting for furniture, e.g. cupboards and racks
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2101/00—Point-like light sources

Definitions

  • the present invention generally relates to a lighting device and a cabinet, and more particularly, to a lighting device that emits a light guide member by light emitted from a light source and a cabinet including the same.
  • Document 1 Japanese Patent Application Publication No. 2007-98034 (hereinafter referred to as “Document 1”) describes a lighting device.
  • This lighting device includes a base material and a light emitting diode unit.
  • the base material is made of aluminum.
  • the base material is vertically long.
  • the base material is provided on the door of the mirror cabinet.
  • the light emitting diode unit is fixed along the front surface of the base material.
  • the light emitting diode unit has a large number of light emitting diodes. These many light emitting diodes are arranged in a straight line up and down.
  • the light emitting diode unit is configured to illuminate the front of the door when a large number of light emitting diodes emit light.
  • the lighting device is configured such that heat generated when the light emitting diode emits light is transmitted to the base material and dissipated.
  • an object of the present invention is to provide a lighting device capable of improving heat dissipation and a cabinet equipped with the lighting device.
  • the lighting device includes a circuit board, a light source, and a light guide member.
  • the light source is provided on the lower surface of the circuit board.
  • the light guide member is vertically long.
  • the light guide member has a light entrance portion and a light exit portion.
  • the light incident portion is formed at an upper end portion of the light guide member.
  • the light exit portion is formed on the front surface of the light guide member.
  • the illuminating device is configured to introduce light emitted from the light source from the light incident portion, reflect the light to the front side, and emit the light from the light exit portion.
  • the lighting device further includes a heat radiating portion.
  • the heat radiating portion is provided along the circuit board and is thermally connected to the circuit board. At least a part of the upper surface of the heat radiating portion is a heat radiating surface that is not shielded by the circuit board.
  • the heat radiating portion is provided along the upper surface of the circuit board.
  • the heat dissipating part extends outside the circuit board in the horizontal direction.
  • the heat radiating portion is flat.
  • the light source is a light emitting diode.
  • the sixth form of the cabinet according to the present invention includes a cabinet body and a lighting device.
  • This illuminating device is an illuminating device according to any one of the first to fifth embodiments.
  • the light guide member is provided at a front portion of the cabinet body.
  • the heat radiating portion is provided on the upper surface of the cabinet body.
  • the cabinet body has a plurality of storage spaces. Each storage space opens forward.
  • the plurality of storage spaces are arranged side by side.
  • a vertically long storage groove is provided in a portion between the plurality of storage spaces.
  • the storage groove opens forward.
  • the light guide member is disposed in the storage groove.
  • a vertically long air passage is formed on the rear side of the light guide member in the storage groove.
  • a lower end portion of the air passage leads to a space outside the cabinet body.
  • a space that opens to the outside of the cabinet body is formed immediately below the heat radiating portion. The upper end part of the said ventilation path leads to this space.
  • a circuit configured to light the light source is provided on the circuit board.
  • the cabinet includes a power source electrically connected to the circuit.
  • the power source is disposed behind the cabinet body.
  • a protruding body protruding upward is provided on the upper surface of the cabinet body.
  • An upper end of the protruding body is disposed above the heat radiating portion.
  • a cabinet of a tenth aspect according to the present invention is the spacer according to the ninth aspect, wherein the protruding body is a separate body from the cabinet body and is provided on the upper surface of the cabinet body.
  • a cabinet according to an eleventh aspect of the present invention is the cabinet according to any one of the sixth to tenth aspects, wherein the lighting device has a heat radiating portion cover that covers a portion of the heat radiating portion exposed on the upper surface side of the cabinet body. .
  • a recess is formed on the top surface of the cabinet body.
  • the heat radiating part cover and the heat radiating part cover covering the heat radiating part and the upper surface of the heat radiating part are disposed in the recess.
  • the upper surface of the heat radiating part cover is disposed at a position lower than the upper surface of the cabinet body or at the same height as the upper surface of the cabinet body.
  • the heat radiating part is a heat radiating plate disposed along the bottom surface of the recess.
  • a space opened to the outside of the cabinet body is formed between the lower surface of the heat radiating portion and the bottom surface of the recess.
  • the heat radiating part cover has a latching part. The latching portion is hooked and fixed to the lower surface of the heat radiating portion, and is disposed between the lower surface of the heat radiating portion and the bottom surface of the recess.
  • the air heated by the heat dissipated from the heat dissipating surface facing upward of the heat dissipating part rises and leaves the heat dissipating part. For this reason, heat dissipation can be improved.
  • FIG. 7 is a sectional view taken along line BB in FIG. 6. It is a partially cutaway front view which shows the cabinet of 1st Embodiment.
  • 9A is a sectional view taken along the line CC of FIG. 8
  • FIG. 9B is a sectional view taken along the line DD of FIG. 8
  • FIG. 9C is a sectional view taken along the line EE of FIG.
  • It is a rear view of the cabinet of 1st Embodiment.
  • It is a perspective view of the illuminating device of 1st Embodiment. It is a bottom view of the illuminating device attached to the base of 1st Embodiment.
  • FIG. 13A is a front view of the heat dissipation part cover of the lighting device of the first embodiment
  • FIG. 13B is a bottom view of the heat dissipation part cover of the lighting device of the first embodiment.
  • It is the perspective view which showed a mode that the illuminating device of 1st Embodiment was attached to a cabinet main body.
  • It is a perspective view which shows the cabinet of 2nd Embodiment.
  • It is explanatory drawing which shows the bathroom which provided the illuminating device of 3rd Embodiment.
  • the illuminating device 4 of 1st Embodiment is utilized as illumination of the cabinet 1 shown, for example in FIG.2 and FIG.3.
  • the direction in the installed state of the cabinet 1 shown in FIG. That is, in the following, in FIG. 2, the direction indicated by D1 is defined as upward and the direction indicated by D2 is defined as downward.
  • the direction indicated by D3 in FIG. 3 is defined as the front, the direction indicated by D4 as the rear, the direction indicated by D5 as the right, and the direction indicated by D6 as the left.
  • FIG. 2 shows a vanity including the cabinet 1.
  • the vanity is provided with a vanity 2 and a cabinet 1.
  • the cabinet 1 is installed above the washstand 2.
  • the wash basin 2 is installed on the floor with the rear side of the wash basin 2 being along the wall of the room.
  • the washstand 2 includes a wash bowl 23, a water supply unit 21, and an operation unit 22.
  • the wash bowl 23 is provided in the upper part (specifically, the upper end part) of the wash basin 2.
  • the wash bowl 23 has a rising wall portion 20.
  • a bowl portion (not shown) that is recessed downward and opened upward is formed.
  • the rising wall portion 20 protrudes upward from the rear end portion of the upper surface of the wash bowl 23.
  • the water supply part 21 and the operation part 22 are provided on the front surface of the rising wall part 20.
  • the water supply unit 21 is configured to supply water to the bowl portion of the wash bowl 23. Whether the water supply unit 21 discharges water from the water supply unit 21 is switched by operating the operation unit 22.
  • the cabinet 1 has a cabinet body 3 and a plurality of lighting devices 4.
  • the cabinet body 3 is made of, for example, a synthetic resin.
  • the cabinet body 3 may be made of a material other than synthetic resin.
  • the cabinet body 3 is fixed to the wall with the rear side along the wall of the room.
  • the cabinet body 3 is disposed above the rising wall portion 20 of the washstand 2.
  • the cabinet body 3 is disposed so as to protrude forward from the rising wall portion 20 of the washstand 2.
  • the cabinet body 3 has a ceiling portion 30, a bottom portion 31, side wall portions 32 on both sides, a rear wall portion 33, a plurality of storage spaces 34, and a plurality of partition wall portions 35 (see FIG. 3). is doing.
  • the right side wall portion 32 is described as a side wall portion 32A
  • the left side wall portion 32 is described as a side wall portion 32B.
  • the upper surface of the ceiling portion 30 is the upper surface of the cabinet body 3.
  • the lower surface of the bottom 31 is the lower surface of the cabinet body 3.
  • the outer surface of the side wall portions 32 is the outer surface of the cabinet body 3.
  • the rear surface of the rear wall 33 is the rear surface of the cabinet body 3.
  • the plurality of storage spaces 34 of the present embodiment are arranged side by side. Each storage space 34 opens forward.
  • the storage spaces 34 are provided at a total of three locations on both sides and the center of the cabinet body 3 in the left-right direction.
  • the storage space 34 formed on the right side of the cabinet body 3 is referred to as a storage space 34A.
  • the storage space 34 formed at the center in the left-right direction of the cabinet body 3 is referred to as a storage space 34B.
  • the storage space 34 formed on the left side of the cabinet body 3 is referred to as a storage space 34C.
  • the partition wall portions 35 are formed on both sides of the portion between the side wall portions 32 of the cabinet body 3. Each partition wall portion 35 protrudes forward from the rear wall portion 33. Each partition wall 35 is vertically long. Each partition wall part 35 extends from the ceiling part 30 to the bottom part 31.
  • the partition wall portion 35 formed on the right side of the cabinet body 3 is referred to as a partition wall portion 35A
  • the partition wall portion 35 formed on the left side of the cabinet body 3 is referred to as a partition wall portion 35B. Describe.
  • the storage space 34A on the right side of the cabinet body 3 is a space surrounded by the right side wall part 32A, the right partition wall part 35A, the ceiling part 30, and the bottom part 31 in a front view.
  • the central storage space 34 ⁇ / b> B of the cabinet body 3 is a space surrounded by the partition wall portions 35 ⁇ / b> A and 35 ⁇ / b> B, the ceiling portion 30, and the bottom portion 31 in a front view.
  • a right partition wall portion 35A is located between the right storage space 34A and the central storage space 34B. That is, the right partition wall portion 35A is a portion between the right storage space 34A and the central storage space 34B.
  • the storage space 34C on the left side of the cabinet body 3 is a space surrounded by the left side wall portion 32B, the left partition wall portion 35B, the ceiling portion 30, and the bottom portion 31 in a front view.
  • the left partition wall 35B is located between the left storage space 34C and the central storage space 34B. That is, the left partition wall portion 35B is a portion between the left storage space 34C and the central storage space 34B.
  • the cabinet body 3 a space surrounded by the ceiling portion 30, the bottom portion 31, the side wall portions 32 on both sides, and the rear wall portion 33 is partitioned by two vertically long partition wall portions 35.
  • the cabinet body 3 is formed with a plurality of storage portions whose interiors become storage spaces 34.
  • the right storage space 34 ⁇ / b> A and the central storage space 34 ⁇ / b> B extend over substantially the entire length of the cabinet body 3 in the vertical direction.
  • the cabinet 1 of the present embodiment further includes an outlet 90, a switch 91, and a power source 92 as electrical devices.
  • the cabinet body 3 of this embodiment further includes an outlet installation unit 390, a switch installation unit 310, and a power supply installation unit 300.
  • the rear wall portion 33 of the cabinet body 3 of this embodiment has an outlet installation portion 390.
  • the outlet installation portion 390 is formed in the rear wall portion 33 at a portion that becomes the back surface of the central storage space 34B.
  • the outlet installation part 390 is located at a location corresponding to the middle part in the vertical direction of the storage space 34B.
  • the outlet installation part 390 extends over the entire length of the central storage space 34 in the left-right direction.
  • the outlet installation portion 390 slightly protrudes from the rear wall portion 33 toward the front.
  • the outlet installation part 390 is a part of the rear wall part 33 bent so as to protrude forward.
  • the outlet installation part 390 is formed in a substantially groove shape whose side cross-sectional shape opens rearward.
  • the outlet 90 is provided on the front surface (front wall) of the outlet installation unit 390.
  • the outlet 90 passes through the front surface of the outlet installation part 390 in the front-rear direction.
  • the outlet 90 has an insertion port 900 for inserting a plug of an electrical product.
  • the insertion port 900 is formed at the front end of the outlet 90.
  • the outlet 90 has a front end 902 and a protrusion 901 that protrudes rearward from the front end 902. Only the front end 902 of the outlet 90 is positioned in front of the front surface of the outlet installation unit 390. A protrusion 901 (portion other than the front end 902) that is the major part of the outlet 90 is disposed behind the cabinet body 3. The protrusion 901 is housed in the outlet installation unit 390.
  • the bottom 31 of the cabinet body 3 is a part of the rear wall 33 bent so as to protrude forward.
  • the bottom 31 is formed in a substantially groove shape whose side cross-sectional shape opens rearward.
  • the bottom part 31 has a switch installation part 310.
  • the switch installation portion 310 is formed in a portion corresponding to the right storage space 34 ⁇ / b> A in the bottom 31 of the cabinet body 3.
  • the switch installation part 310 protrudes below the lower surface excluding the part corresponding to the switch installation part 310 of the bottom part 31.
  • the switch installation part 310 is a part of the bottom part 31 bent so as to protrude downward.
  • the switch installation part 310 has a substantially L-shaped side sectional shape.
  • the switch 91 is provided on the front surface (front wall) of the switch installation unit 310.
  • the switch 91 penetrates the front surface portion of the switch installation portion 310 back and forth.
  • the switch 91 has an operation unit 910.
  • the operation unit 910 is provided at the front end of the switch 91.
  • the switch 91 includes a front end 912 and a protrusion 911 that protrudes rearward from the front end 912.
  • a protrusion 911 (a portion other than the front end 912) of the switch 91 protrudes rearward from the front surface portion of the switch installation portion 310.
  • the protrusion 911 of the switch 91 is accommodated in the switch installation part 310.
  • the ceiling portion 30 of the cabinet body 3 is a part of the rear wall portion 33 bent so as to protrude forward.
  • the ceiling part 30 is formed in a substantially groove-shaped side section that opens rearward.
  • the ceiling part 30 of the cabinet body 3 of the present embodiment has a power supply installation part 300.
  • the power supply installation part 300 is a part corresponding to the left storage space 34 ⁇ / b> C in the ceiling part 30.
  • the power supply installation part 300 protrudes below the part located above the right storage space 34A and the part located above the central storage space 34B in the ceiling part 30. That is, the upper surface of the left storage space 34C (the lower surface of the ceiling portion 30 above the storage space 34C) is the upper surface of the other storage spaces 34A and 34B (the lower surface of the ceiling portion 30 above the storage space 34A and the storage space 34B). It is in a position lower than the lower surface of the upper ceiling 30.
  • the lower surface of the left storage space 34C (the upper surface of the bottom 31 below the storage space 34C) is the lower surface of the other storage spaces 34A and 34B (the upper surface of the bottom 31 below the storage space 34A and the bottom below the storage space 34B). 31 (the upper surface of 31) and the same level (same height). That is, the upper surface of the bottom portion 31 facing the storage space 34C is located at the same level as the upper surface of the bottom portion 31 facing the storage space 34B and the upper surface of the bottom portion 31 facing the storage space 34C.
  • the power supply installation part 300 is a part of the lower surface part (bottom part) of the ceiling part 30 bent so as to protrude downward, as shown in FIG. 9A.
  • the side cross-sectional shape of the power supply installation part 300 is substantially L-shaped.
  • the front surface of the ceiling part 30 has an upper part 302 located above the power supply installation part 300.
  • the front surface part (front wall) of the power supply installation unit 300 is located behind the upper part 302 and ahead of the rear wall part 33 that is the back part of the storage space 34C.
  • the power source 92 is provided on the front surface of the power supply installation unit 300.
  • the power source 92 is, for example, a power box.
  • the power source 92 is configured to supply power to the lighting device 4 and the outlet 90.
  • the power source 92 penetrates the front surface portion of the power supply installation unit 300 back and forth.
  • the power source 92 includes a front end 921 and a protrusion 920 that protrudes rearward from the front end 921.
  • the front end portion 921 of the power source 92 is attached to the front surface portion of the power source installation unit 300. Only the front end 921 of the power supply 92 is located in front of the power supply installation unit 300.
  • a protrusion 920 (a portion other than the front end portion 921) of the power source 92 protrudes rearward from the front surface portion of the power supply installation unit 300. That is, the projecting portion 920 that is the majority of the power source 92 is disposed behind the cabinet body 3.
  • the protrusion 920 is housed in the power supply installation unit 300.
  • the cabinet 1 of this embodiment further has a lead wire 55 shown in FIG.
  • the lead wire 55 is disposed on the back side of the cabinet body 3.
  • the lead wire 55 is connected to the protrusion 920 of the power source 92.
  • a switch 91 and an outlet 90 are connected to the lead wire 55.
  • the lead wire 55 is connected to the protrusion 911 of the switch 91 and the protrusion 901 of the outlet 90.
  • the switch 91 and the outlet 90 are electrically connected to the power source 92 via the lead wire 55.
  • the illuminating device 4 is provided in the front part (front side) of the cabinet main body 3, as shown in FIG. In this embodiment, the illuminating device 4 is provided in each partition wall part 35 of the cabinet 1 (cabinet main body 3).
  • the cabinet 1 of the present embodiment further includes a plurality of bases 7 shown in FIG.
  • the base 7 is provided for each lighting device 4.
  • each lighting device 4 of the present embodiment is attached to the cabinet body 3 via a base 7 provided on the front surface of the partition wall portion 35.
  • the base 7 is vertically long, and the cross-sectional shape is formed in a groove shape opening forward.
  • the base 7 has a back piece 71 and two side pieces 70.
  • the rear surface of the back piece 71 is the rear surface of the base 7.
  • the side piece 70 protrudes forward from the left and right ends of the back piece 71.
  • the outer surface of each side piece 70 becomes the outer surface of the base 7.
  • the base 7 has a storage groove 72.
  • the storage groove 72 is open forward and vertically.
  • the storage groove 72 extends over the entire length of the base 7 in the vertical direction.
  • the storage groove 72 has side piece portions 70 and back piece portions 71 on both sides.
  • a back portion of the storage groove 72 is a back piece portion 71.
  • a side surface of the storage groove 72 is a side piece 70.
  • the cabinet body 3 of the present embodiment further has a recess 37 and a fitting groove 36 shown in FIG.
  • the concave portion 37 is formed at a location corresponding to each partition wall portion 35 on the upper surface of the ceiling portion 30 of the cabinet body 3.
  • Each recess 37 is recessed downward.
  • the portions other than the both concave portions 37 are protruding bodies (protruding portions) 301 that protrude upward from the bottom surface of the concave portion 37.
  • Each recess 37 is formed in a rectangular shape in plan view.
  • Each recess 37 is long in the front-rear direction.
  • Each recess 37 is open upward and forward.
  • the fitting groove portion 36 is formed on the front surface of the portion corresponding to each partition wall portion 35 in the ceiling portion 30 and the bottom portion 31 of the cabinet body 3.
  • Each insertion groove 36 opens forward and penetrates vertically.
  • the fitting groove portion 36 formed in the ceiling portion 30 is referred to as a fitting groove portion 36A
  • the fitting groove portion 36 formed in the bottom portion 31 is referred to as a fitting groove portion 36B.
  • each fitting groove portion 36 ⁇ / b> A formed in the ceiling portion 30 is located at one side end portion of the front end portion of the bottom portion of the concave portion 37.
  • Each insertion groove 36A is open upward.
  • the upper opening of each fitting groove 36 ⁇ / b> A is formed on the bottom surface of the recess 37.
  • each fitting groove 36 ⁇ / b> B formed in the bottom 31 is open downward.
  • the lower opening of each fitting groove 36 ⁇ / b> B is formed on the lower surface of the bottom 31.
  • each base 7 is disposed along the front surface of the partition wall 35.
  • the upper end portion of the base 7 is fitted in the fitting groove portion 36 ⁇ / b> A of the ceiling portion 30 of the cabinet body 3.
  • the storage groove 72 of the base 7 opens upward and communicates with the recess 37.
  • the lower end of the base 7 is fitted in the fitting groove 36 ⁇ / b> B of the bottom 31 of the cabinet body 3.
  • the storage groove 72 of the base 7 opens downward and communicates with (becomes in communication with) the bottom 31.
  • the back piece 71 of the base 7 is fixed to the partition wall 35 with screws 93 inserted from the front.
  • the partition wall part 35 which is a part between the storage spaces 34 arranged side by side in the cabinet body 3 is provided with a storage groove 72 opened forward.
  • the illuminating device 4 has the light guide member 41, the light source block 44, and the thermal radiation part 46, as shown in FIG.
  • the lighting device 4 of the present embodiment further includes a holder 40, a lower cap 42 (see FIGS. 11 and 12), an upper cap 43, a heat radiating sheet 45, a surface cover 47, and a heat radiating portion cover 48 (heat radiating plate cover). is doing.
  • the holder 40 is a vertically long member.
  • the vertical length of the holder 40 is substantially the same as that of the base 7.
  • the holder 40 has a holding groove 400.
  • the holding groove 400 is open toward the front.
  • the holding groove portion 400 is formed over the holder 40.
  • the light guide member 41 is formed in a vertically long bar shape.
  • the vertical length of the light guide member 41 is substantially the same as the vertical length of the holder 40.
  • the light guide member 41 is made of a transparent resin such as an acrylic resin or a polycarbonate resin.
  • the light guide member 41 has translucency. As shown in FIG. 4, the light guide member 41 is fitted into the holding groove portion 400 of the holder 40 and is held by the holder 40.
  • the light guide member 41 includes a light incident portion 410, a reflective portion 411, and a light exit portion 412.
  • the upper end surface of the light guide member 41 is exposed above the holder 40.
  • the light incident portion 410 of this embodiment is the upper end surface of the light guide member 41.
  • the light incident part 410 is disposed at a position where light emitted from the light source 441 included in the light source block 44 enters the light guide member 41 from the light incident part 410.
  • a reflection portion 411 (a diffusion portion) is provided on the rear surface of the light guide member 41.
  • the reflection part 411 is formed by, for example, providing a reflective substance on the rear surface of the light guide member 41 by printing or vapor deposition, providing fine irregularities, or providing a reflective part by two-color molding.
  • the light incident on the light guide member 41 from the light incident portion 410 is diffused in the reflection portion 411 and reflected to the front side in the process of traveling downward in the light guide member 41.
  • the reflection unit 411 is configured to diffuse and reflect the light incident on the light guide member 41 from the light incident unit 410 to the front side.
  • the light exit part 412 is the front surface of the light guide member 41.
  • the light exit part 412 is exposed in front of the holder 40.
  • the light exit part 412 is configured to emit the light reflected by the reflection part 411 to the front side.
  • the lower cap 42 is disposed along the lower end surface of the holder 40.
  • the lower cap 42 is attached to the lower end portion of the holder 40 with a screw 94.
  • the lower cap 42 is located immediately below the light guide member 41 held by the holder 40.
  • the lower cap 42 restricts the downward movement of the light guide member 41.
  • the upper cap 43 shown in FIG. As a result, the upper end portion of the holder 40 is fitted inside the upper cap 43.
  • the upper cap 43 is located immediately above the light guide member 41 held by the holder 40.
  • the upper cap 43 restricts the upward movement of the light guide member 41.
  • the upper cap 43 has a window portion 430.
  • the window portion 430 is formed at a location facing the light incident portion 410 of the light guide member 41 in the upper cap 43.
  • the window part 430 is a hole or a notch, for example.
  • the window part 430 penetrates up and down.
  • a circuit board 440 included in the light source block 44 is placed with one surface thereof facing down. A part of the lower surface of the circuit board 440 faces the window 430 of the upper cap 43.
  • the circuit board 440 is disposed at a position away from the power source 92.
  • the circuit board 440 is provided with a circuit (not shown) for lighting the light source 441.
  • the circuit is, for example, a circuit pattern provided on the circuit board 440.
  • the circuit of the circuit board 440 is connected to the power source 92 via the lead wire 55 (see FIG. 10). Thereby, the illuminating device 4 is electrically connected to the power source 92.
  • the power source 92 is configured to supply power to the circuit of the circuit board 440 of the lighting device 4.
  • the presence / absence of power supply from the power source 92 to the circuit board 440 can be switched by operating the switch 91 shown in FIG.
  • the switch 91 is used as a switch for switching whether to supply power from the power source 92 to the lighting device 4.
  • the circuit board 440 is provided with a light source 441.
  • the light source 441 is, for example, a point light source, and is a light emitting diode.
  • the light source 441 is mounted on a part of the lower surface of the circuit board 440 facing the window 430.
  • the light source 441 emits light downward.
  • the light source 441 is disposed in the window 430 of the upper cap 43.
  • the light source 441 faces the light incident part 410 of the light guide member 41.
  • the light source block 44 includes a light source 441 and a circuit board 440.
  • the light source 441 emits light when, for example, the user operates the switch 91 and power is supplied from the power source 92 to the circuit board 440.
  • a heat radiation sheet 45 is laminated on the upper surface of the circuit board 440. Specifically, the heat dissipation sheet 45 is directly laminated on the upper surface of the circuit board 440.
  • the heat radiating sheet 45 is formed of a material having excellent thermal conductivity such as silicone.
  • the heat dissipation sheet 45 is formed in the same shape as the circuit board 440 in plan view. The entire heat radiation sheet 45 overlaps the entire circuit board 440 in plan view.
  • the heat dissipating unit 46 is configured to dissipate heat generated in the light source block 44.
  • the heat radiating portion 46 is formed of a material having excellent heat radiating properties.
  • the material of the heat radiation part 46 is, for example, a metal such as aluminum, iron, or copper.
  • the heat radiation part 46 of this embodiment is a heat sink.
  • the heat radiation part 46 is formed in a substantially rectangular flat plate shape that is long in the front-rear direction.
  • One plate surface of the heat radiating portion 46 is a lower surface, and the other plate surface of the heat radiating portion 46 is an upper surface.
  • the heat dissipation part 46 is disposed above the circuit board 440 with one plate surface (lower surface) facing downward.
  • the heat dissipation part 46 has a protrusion 460.
  • the protruding portion 460 is formed at one side end portion (side end portion on the fitting groove portion 36 side) of the front end portion of the heat radiating portion 46.
  • the heat radiating portion 46 protrudes forward from the side end portion of the heat radiating portion 46.
  • the front portion including the protruding portion 460 is a sandwiching portion 461 in the corner portion on the protruding portion 460 side of the heat radiation portion 46 having a substantially rectangular shape in plan view.
  • a portion on the rear side of the sandwiching portion 461 is an attachment portion 462.
  • the mounting portion 462 of the heat radiating portion 46 is directly placed on the upper cap 43.
  • a plurality of screws 50 as fixing tools are passed through the mounting portion 462 from above. These screws 50 are screwed into the holder 40 through the upper cap 43. Thereby, the heat radiating part 46 is attached to the holder 40.
  • the upper cap 43 is fixed by being sandwiched between the holder 40 and the mounting portion 462 in the vertical direction.
  • the heat radiation part 46 is disposed along the upper surface of the circuit board 440 and is horizontal. Specifically, in the heat radiation part 46, the sandwiching part 461 is disposed along the upper surface of the heat radiation sheet 45 on the circuit board 440.
  • the heat radiation part 46 has a larger area than the light guide member 41 and the circuit board 440 in plan view. A portion of the heat radiating portion 46 excluding the sandwiching portion 461 protrudes outside the circuit board 440 in plan view. That is, the heat radiating portion 46 extends outward from the circuit board 440 in the horizontal direction.
  • the clamping part 461 of the heat dissipation part 46 is disposed on the circuit board 440 with the heat dissipation sheet 45 interposed therebetween.
  • the circuit board 440 and the heat dissipation sheet 45 are sandwiched up and down by the sandwiching portion 461 and the upper cap 43. Thereby, the heat radiating part 46 is thermally connected to the circuit board 440 that becomes the heat generating part of the light source block 44 through the heat radiating sheet 45.
  • the upper surface of the heat radiating portion 46 is a heat radiating surface 463 that is not entirely shielded by the circuit board 440. Further, a portion of the lower surface of the heat radiating portion 46 that is not shielded by the circuit board 440 is also a heat radiating surface 464 (see FIG. 6).
  • the light source 441 of the light source block 44 When the light source 441 of the light source block 44 emits light, the light source 441 and the circuit board 440 generate heat. Thus, the heat generated in the light source block 44 is transmitted to the heat radiating portion 46 via the heat radiating sheet 45 and is dissipated from the heat radiating portion 46.
  • the front cover 47 is vertically long.
  • the vertical length of the surface cover 47 is substantially the same as the vertical length of the holder 40 and the vertical length of the light guide member 41.
  • the surface cover 47 is formed in a groove shape whose cross-sectional shape opens rearward.
  • the front cover 47 has a front piece 470 and hook pieces 471 on both sides.
  • the front surface of the front piece 470 is the front surface of the surface cover 47.
  • the latching piece portion 471 protrudes rearward from both sides of the front piece portion 470.
  • the front cover 47 is attached to the holder 40 by hooking and fixing (holding) both the hooking pieces 471 to the front part of the holder 40.
  • the front cover 47 covers the front surface of the light guide member 41.
  • the front cover 47 has translucency. The light emitted from the light exit part 412 of the light guide member 41 is emitted to the front side of the cabinet body 3 through the front piece part 470 and the both latching piece parts 471 of the surface cover 47.
  • FIG. 1 shows a heat radiating part cover 48 of the present embodiment.
  • the heat radiating part cover 48 covers the exposed part of the heat radiating part 46 on the upper surface side (outer surface side) of the cabinet body 3.
  • the heat radiating part cover 48 is formed of a material such as a synthetic resin having a lower thermal conductivity than the heat radiating part 46, for example.
  • the heat radiating part cover 48 is formed in a box shape that opens downward.
  • the heat radiating part cover 48 has a substantially rectangular shape that is long in the front-rear direction in plan view.
  • the heat radiating part cover 48 is substantially the same size and shape as the concave part 37 formed on the upper surface of the cabinet body 3 in plan view.
  • the heat radiating portion cover 48 includes a top surface portion 480 (ceiling portion), a front surface portion 481 (front wall), a rear surface portion 482 (rear wall), and a pair of left and right side surface portions 483 (side walls). have.
  • the front surface part 481 protrudes downward from the front edge part of the top surface part 480.
  • the rear surface portion 482 protrudes downward from the rear edge portion of the top surface portion 480.
  • the side surface portion 483 protrudes downward from the side edge portions on both sides of the top surface portion 480. Front end portions of both side surface portions 483 are connected to both side end portions of front surface portion 481.
  • the rear end portions of both side surface portions 483 are connected to both end portions of the rear surface portion 482.
  • the heat radiation part cover 48 has a recess 485.
  • the recess 485 is formed by a top surface portion 480, a front surface portion 481, a rear surface portion 482, and both side surface portions 483 of the heat radiating portion cover 48.
  • the recess 485 is open downward.
  • the heat radiating part cover 48 is put on the heat radiating part 46.
  • the heat radiating portion 46 is fitted in the recess 485 of the heat radiating portion cover 48.
  • substantially the entire heat radiating portion 46 is accommodated.
  • the heat radiating portion 46 shown in FIG. 7 only the lower end portion protrudes slightly downward from the recess 485. Note that the entire heat radiating portion 46 may be accommodated in the recess 485.
  • the heat radiating part cover 48 has a bent part 484.
  • the projecting portion 484 is located at the side end of the front surface portion 481 of the heat radiating portion cover 48.
  • the protruding portion 484 is located at the side end of the front surface portion 481 corresponding to the protruding portion 460 of the heat radiating portion 46. That is, a bent portion 484 is formed at the side end portion of the front surface portion 481 on the protruding portion 460 side.
  • the horizontal cross-sectional shape of the projecting portion 484 is a groove shape that opens rearward.
  • the protruding portion 484 is bent so as to protrude forward from the heat radiating portion cover 48.
  • the protruding portion 484 accommodates a protruding portion 460 (see FIG. 1) of the heat radiating portion 46.
  • the main portion 481A is formed in a flat plate shape perpendicular to the front-rear direction.
  • the heat dissipating part cover 48 has a plurality of latching parts 486.
  • the latching portion 486 is formed on the front and back of the lower edge of each side surface portion 483 of the heat radiating portion cover 48. Each latching portion 486 protrudes downward from the side surface portion 483 of the heat radiating portion cover 48.
  • Each latching part 486 has a claw part 487.
  • the claw part 487 is formed at the lower part of each hooking part 486.
  • claw part 487 protrudes toward the inner side (inner side of the left-right direction) of the thermal radiation part cover 48.
  • the claw portion 487 of each latching portion 486 is hooked and fixed (latched) on the lower surface of the corresponding side edge portion of the heat radiating portion 46. Thereby, the heat radiating part cover 48 is attached to the heat radiating part 46.
  • the holder 40 of the lighting device 4 is fitted in the storage groove 72 of the base 7.
  • the holder 40 has a hook piece 401.
  • the hook piece 401 is formed on both sides of the rear surface of the holder 40. Each hook piece 401 protrudes rearward.
  • the base 7 has a plurality of protrusions 73.
  • the protrusion 73 is formed on each of the side piece portions 70 on both sides of the base 7.
  • Each hook piece 401 is hooked and fixed on a corresponding protrusion 73 of the base 7.
  • Screws 51 are passed through the side piece portions 70 of the base 7 from the outside as a fixing tool.
  • Each screw 51 is screwed into the holder 40. Accordingly, the holder 40 is attached to the base 7.
  • most of the light guide member 41 disposed in the front portion of the holder 40 and the front portion of the holder 40 is formed on the front surface or the bottom portion 31 of the ceiling portion 30 of the cabinet body 3. It is arranged ahead of the front.
  • the heat radiating part cover 48 of the lighting device 4 is fitted in the recess 37 of the cabinet body 3.
  • the heat radiating part cover 48 and the heat radiating part 46 are arranged in the concave part 37. That is, the heat radiating part cover 48 and the heat radiating part 46 are provided on the upper surface of the cabinet body 3.
  • the portion of the heat radiating part cover 48 except for the bent part 484 protruding forward is housed in the corresponding concave part 37 of the cabinet body 3.
  • the heat radiating portion 46 is accommodated in the corresponding concave portion 37 except for the protruding portion 460. That is, substantially all of the heat radiating part cover 48 and the heat radiating part 46 are accommodated in the recess 37.
  • the top surface portion 480 of the heat radiating portion cover 48 has a plurality of concave groove portions 489.
  • Each concave groove 489 is long and recessed downward in the left-right direction.
  • a plurality of concave groove portions 489 are arranged in the front-rear direction on the upper surface of the top surface portion 480.
  • Each concave groove 489 has a communication hole 488.
  • Each communication hole 488 is formed at the bottom of the concave groove 489.
  • Each communication hole 488 passes vertically through the bottom of the groove 489.
  • Each communication hole 488 is formed along the rear edge of the bottom of the groove 489.
  • Each communication hole 488 is a slit-like hole that is long on the left and right.
  • Each communication hole 488 is located above the heat radiating portion 46. Thereby, the heat generated in the heat radiating portion 46 is discharged to the upper side of the heat radiating portion cover 48 through each communication hole 488.
  • the upper surface of the heat radiation unit cover 48 is located at a position slightly lower than the upper surface (the upper surface of the projecting body 301) other than the concave portion 37 of the ceiling 30 of the cabinet body 3.
  • the heat radiating part cover 48 does not protrude upward from the upper surface of the cabinet body 3.
  • the upper surface of the heat radiating unit cover 48 may be flush with the upper surface of the ceiling portion 30 other than the concave portion 37 (the upper surface of the protrusion 301).
  • the main portion 481A (the portion excluding the protruding portion 460) of the front surface portion 481 of the heat radiation portion cover 48 is flush with the front surface of the ceiling portion 30. Note that the main portion 481A may be disposed slightly behind the front surface of the ceiling portion 30.
  • each latching portion 486 (the lower end of the claw portion 487) of the heat radiating portion cover 48 is in contact with the bottom surface of the concave portion 37 that is a part of the upper surface of the ceiling portion 30. Touching).
  • locking part 486 of the thermal radiation part cover 48 may be arrange
  • a space 12 located immediately below the heat radiating portion 46 is formed. That is, the claw portion 487 of each latching portion 486 of the heat radiating portion cover 48 functions as a spacer for forming the space 12 between the lower surface of the heat radiating portion 46 and the bottom surface of the concave portion 37.
  • an opening 10 is formed between the main portion 481 ⁇ / b> A of the front surface portion 481 of the heat radiating portion cover 48 and the front edge portion of the bottom surface of the concave portion 37.
  • the space 12 immediately below the heat radiating portion 46 opens to the outside (specifically, the front) of the cabinet body 3 through the opening 10. For this reason, the heat generated in the heat radiating portion 46 is discharged from the space 12 to the space outside the cabinet body 3 (specifically, the front portion) through the opening 10.
  • a ventilation path 54 is formed on the rear side of the light guide member 41 in the storage groove 72 of the base 7.
  • the air passage 54 is a space surrounded by the inner surface of the storage groove 72 and the rear surface of the holder 40 in plan view.
  • the air passage 54 is vertically long.
  • the air passage 54 extends over substantially the entire length of the storage groove 72 in the vertical direction.
  • the lower cap 42 provided at the lower end of the holder 40 is positioned forward of the back piece 71 of the base 7 with a gap 53 therebetween.
  • the lower end portion of the air passage 54 opens to the outside (specifically, downward) of the cabinet body 3 through the gap 53.
  • the lower end part of the ventilation path 54 leads to the space below the cabinet body 3.
  • the gap 53 is an intake port for taking air outside the cabinet body 3 into the air passage 54.
  • the upper end portion of the air passage 54 communicates with the space 12 directly below the heat radiating portion 46 shown in FIG.
  • the rear portion of the upper cap 43 disposed on the holder 40 is disposed above the upper end surface of the holder 40.
  • a gap 52 is formed between the upper end surface of the holder 40 and the rear part of the upper cap 43, and the upper end part of the ventilation path 54 communicates with the space 12 immediately below the heat radiating part 46 through the gap 52.
  • the means for communicating the upper end portion of the air passage 54 with the space 12 is not limited to this.
  • a hole that allows the ventilation path 54 and the space 12 to pass through may be formed in the upper cap 43, and the upper end portion of the ventilation path 54 may communicate with the space 12 through this hole.
  • the cabinet 1 of the present embodiment further has a plurality of doors 6.
  • Each door 6 is provided on the front surface of the cabinet body 3.
  • a door 6 is provided for each storage space 34 of the cabinet body 3.
  • Each door 6 is the front of the cabinet 1.
  • Each door 6 is a mirror door whose front surface is a mirror surface. That is, the cabinet 1 of this embodiment is a mirror cabinet.
  • each door 6 can be rotated to the left and right from a position where the corresponding storage space 34 is closed to a position where the front of the storage space 34 is opened.
  • the door 6 arranged on the right side of the cabinet 1 is described as a door 6A.
  • positioned in the center of the left-right direction of the cabinet 1 is described as the door 6B.
  • positioned at the left side of the cabinet 1 is described as the door 6C.
  • the three doors 6 provided in the cabinet body 3 can be used as a three-sided mirror by rotating the left and right doors 6A and 6B forward while the central door 6B of the cabinet 1 is closed.
  • the light source 441 of the illuminating device 4 When the light source 441 of the illuminating device 4 emits light, this light is introduced into the light incident part 410 of the light guide member 41 and then irradiated toward the front side from the light output part 412 of the light guide member 41. That is, the light guide member 41 of each lighting device 4 emits light when the light source 441 emits light.
  • light emitted from the light source 441 is introduced from the light incident part 410 to the light guide member 41, and then diffused by the reflection part 411 and reflected to the front side in the process toward the lower end side of the light guide member 41. .
  • This light is emitted from the light exit part 412 to the front side, and is irradiated to the front side of the cabinet 1 through the front piece part 470 of the surface cover 47 located between the adjacent doors 6.
  • a user who uses the mirror surface provided on the front surface of the door 6 can perform makeup, washing, and the like while using the illumination device 4 that emits light from the light exit portion 412 as described above.
  • the circuit board 440 provided with the light source 441 and the light source 441 generates heat.
  • the heat generated in the light source 441 and the circuit board 440 is transmitted to the heat radiating portion 46 provided on the upper surface which is the outer surface of the cabinet body 3 through the heat radiating sheet 45, and is radiated in the heat radiating portion 46.
  • a protrusion 37 protruding upward is provided on the upper surface of the cabinet body 3 by forming a recess 37 on the upper surface of the cabinet body 3.
  • the cabinet 1 of the present embodiment has a spacer 95 which is a separate member from the cabinet body 3, and this spacer 95 is a protruding body 301A.
  • the cabinet 1 of this embodiment is provided with only one door 6 on the front side of the cabinet body 3.
  • the door 6 is a mirror door whose front surface is a mirror surface. That is, the cabinet 1 of this embodiment can be used as a single mirror.
  • the lighting device 4 is provided on both sides of the cabinet body 3. Since the basic configuration of each lighting device 4 is the same as that of the first embodiment, detailed description thereof is omitted.
  • the spacer 95 is formed in a rectangular plate shape that is long on the left and right.
  • One plate surface of the spacer 95 is a lower surface, and the other plate surface is an upper surface 950.
  • the spacer 95 is attached to the upper surface of the cabinet body 3 (the upper surface of the ceiling portion 30). Specifically, the spacer 95 is attached to the ceiling portion 30 with its lower surface along the horizontal upper surface of the ceiling portion 30 of the cabinet body 3.
  • the spacer 95 is attached to the ceiling portion 30 using, for example, a fixing tool such as a screw.
  • the spacer 95 is disposed in the middle portion in the left-right direction on the upper surface of the cabinet body 3.
  • the concave portions 37 ⁇ / b> A are formed on both outer sides of the spacer 95.
  • Each concave portion 37 ⁇ / b> A opens forward, upward, rearward, and outward toward the opposite side of the spacer 95.
  • the heat radiating portion 46 and the heat radiating portion cover 48 of the lighting device 4 are disposed in each concave portion 37A.
  • the upper surface 950 of the spacer 95 is horizontal.
  • the upper surface 950 of the spacer 95 is located above the upper surface of the heat dissipating part 46 provided on the upper surface of the cabinet body 3.
  • the upper surface 950 of the spacer 95 is located above the upper surface of the heat dissipating part cover 48 that covers the heat dissipating part 46.
  • the spacer 95 is disposed at a position laterally away from the heat radiating portion 46 and the heat radiating portion cover 48. As a result, the heat of the heat radiating portion 46 is difficult to be transmitted to the spacer 95.
  • the heat radiating portion 46 and the heat radiating portion cover 48 can be prevented from protruding upward from the upper end of the protrusion 301A.
  • an object 97 for example, another installation such as a top bag
  • the object 97 is brought into contact with the upper surface of the projecting body 301 ⁇ / b> A so as to be in contact therewith.
  • the object 97 may be arranged in the vicinity of the protrusion 301A so that a gap is formed between the lower surface of the object 97 and the upper surface of the protrusion 301A.
  • the upper surface 950 of the spacer 95 may be located at the same level as the upper surface of the heat radiating part cover 48, or may be located above the heat radiating part cover 48 as shown in FIG.
  • the upper surface 950 of the spacer 95 is positioned above the heat radiating part cover 48, it is between the upper surface of the heat radiating part cover 48 and the lower surface of the installation object 97 (between the upper surface of the heat radiation part 46 and the lower surface of the installation object 97).
  • a heat dissipation gap 96 can be formed. For this reason, it is possible to efficiently dissipate the heat generated in the heat radiating portion 46.
  • the lighting device 4 is provided in the cabinet 1.
  • the illuminating device 4 of this embodiment is provided in the bathroom 8 as shown in FIG.
  • the illumination device 4 is provided in the bathroom 8 with a portion below the heat radiating portion 46 (light guide member 41 and the like). Specifically, the lighting device 4 is provided at a corner of the bathroom 8. Further, the heat radiating portion 46 is provided outside the bathroom 8. Specifically, the heat radiating portion 46 is disposed on the ceiling of the bathroom 8. In the example of FIG. 18, the heat radiating part cover 48 is omitted.
  • the light guide member 41 of the illumination device 4 emits light to the front side when the light source 441 emits light. Thereby, the inside of the bathroom 8 can be illuminated. Further, when the light source 441 emits light, heat generated by the light source 441 and the circuit board 440 can be dissipated by the heat radiating unit 46 located outside the bathroom 8.
  • the illumination device 4 of the first to third embodiments described above has the following first feature.
  • the lighting device 4 includes a circuit board 440, a light source 441, and a vertically long light guide member 41.
  • the light source 441 is provided on the lower surface of the circuit board 440.
  • the light guide member 41 includes a light incident part 410 and a light outgoing part 412.
  • the light incident portion 410 is formed at the upper end portion of the light guide member 41.
  • the light exit portion 412 is formed on the front surface of the light guide member 41.
  • the illuminating device 4 is configured to introduce light emitted from the light source 441 from the light incident unit 410, reflect this light to the front side, and emit the light from the light output unit 412.
  • the lighting device 4 further includes a heat radiating portion 46.
  • the heat dissipation part 46 is provided along the circuit board 440 and is thermally connected to the circuit board 440. At least a part of the upper surface of the heat radiating portion 46 is a heat radiating surface 463 that is not shielded by the circuit board 440.
  • the illumination device 4 having the first feature can emit light emitted from the light source 441 to the front side of the light guide member 41 to illuminate the front of the light guide member 41.
  • the heat generated in the light source 441 and the circuit board 440 when the light source 441 emits light can be transmitted to the heat radiating unit 46 and dissipated.
  • the air heated by the heat dissipated from the heat radiating surface 463 facing the upper side of the heat radiating portion 46 rises and leaves the heat radiating portion 46. For this reason, the heat dissipation of the heat radiating part 46 can be improved.
  • this makes it difficult for the lighting device 4 to be defective due to heat generated when the light source 441 emits light.
  • the illumination device 4 of the first to third embodiments selectively has the following second to fifth features. That is, the second to fifth features are arbitrary features.
  • the heat radiating portion 46 is provided along the upper surface of the circuit board 440.
  • the entire upper surface of the heat radiating portion 46 can be used as the heat radiating surface 463, and the heat dissipation can be further improved.
  • the heat radiating portion 46 extends outward from the circuit board 440 in the horizontal direction.
  • the heat radiating surface 463 of the heat radiating portion 46 can be enlarged to further improve the heat dissipation.
  • the heat radiating portion 46 is flat. In this case, the area of the heat radiation surface 463 can be increased while suppressing the heat radiation portion 46 from becoming large.
  • the light source 441 is a light emitting diode.
  • heat generated when the light source 441 that is a light emitting diode emits light can be dissipated by the heat radiating section 46.
  • the mirror cabinet described in Document 1 includes a cabinet body provided with a storage space and an openable / closable end plate that closes the storage space.
  • the end plate is provided with a lighting device having a large number of light emitting diodes to illuminate a user in front.
  • the purpose of the cabinet 1 according to the first and second embodiments is to make it difficult for heat to be trapped when the lighting device 4 is used, and to prevent problems with the lighting device 4.
  • the cabinet 1 of the first embodiment and the second embodiment has the following sixth feature.
  • the cabinet 1 includes a cabinet body 3 and a lighting device 4.
  • the illumination device 4 has first to fifth characteristics.
  • the light guide member 41 is provided at the front portion of the cabinet body 3.
  • the heat radiating portion 46 is provided on the upper surface of the cabinet body 3.
  • the cabinet 1 having the sixth feature can emit light emitted from the light source 441 to the front side of the light guide member 41 to illuminate the front of the cabinet body 3. Further, the heat generated by the circuit board 440 and the light source 441 can be transmitted to the heat radiating portion 46 provided on the upper surface, which is the outer surface of the cabinet body 3, and can be dissipated. For this reason, when the lighting device 4 is used, it is difficult for heat to be trapped in the portion where the light source 441 and the circuit board 440 are provided, and it is difficult for the lighting device 4 to be defective due to heat. Moreover, by providing the heat radiating part 46 on the upper surface of the cabinet body 3, the high-temperature heat radiating part 46 is hardly touched by the user, and safety can be improved.
  • the cabinet 1 of the first embodiment and the second embodiment selectively has the following seventh to ninth and eleventh to thirteenth characteristics.
  • the cabinet 1 of 2nd Embodiment has the following 10th characteristics selectively. That is, the seventh to thirteenth features are arbitrary features.
  • the cabinet body 3 includes a plurality of storage spaces 34 and storage grooves 72.
  • Each storage space 34 opens forward.
  • the plurality of storage spaces 34 are arranged side by side.
  • the storage groove 72 is vertically long and is provided at a portion between the storage spaces 34 arranged side by side in the cabinet body 3.
  • the storage groove 72 opens forward.
  • the light guide member 41 is disposed in the storage groove 72.
  • a vertically long ventilation path 54 is formed on the rear side of the light guide member 41 in the storage groove 72.
  • the lower end portion of the ventilation path 54 leads to the space outside the cabinet body 3.
  • a space 12 that opens to the outside of the cabinet body 3 is formed immediately below the heat radiating portion 46.
  • the upper end portion of the ventilation path 54 communicates with the space 12.
  • a circuit configured to light the light source 441 on the circuit board 440 in the sixth or seventh feature.
  • the cabinet 1 includes a power source 92 that is electrically connected to the circuit.
  • a power source 92 is disposed behind the cabinet body 3.
  • the electric device can be arranged at a position where it is difficult to obstruct the use of the storage space 34 of the cabinet 1.
  • by providing the electrical device behind the cabinet body 3 in this manner it becomes difficult for the user's hand to come into contact with the electrical connection portion, and safety can be improved.
  • the power source 92 is disposed above the storage space 34C of the cabinet body 3 in particular. For this reason, it becomes difficult for the user who uses the storage space 34C to get in the way.
  • a projecting body 301 projecting body 301A projecting upward is provided on the upper surface of the cabinet body 3.
  • the upper end of the projecting body 301 (projecting body 301 ⁇ / b> A) is disposed above the heat radiating portion 46.
  • the heat radiating part 46 and the heat radiating part cover 48 that covers the upper surface of the heat radiating part 46 can be prevented from projecting upward from the upper end of the projecting body 301 (projecting body 301A). Therefore, it is possible to prevent the heat radiation part cover 48 and the heat radiation part 46 from being deformed due to the load of an object placed on a top surface of the cabinet body 3 other than the concave part 37 (the concave part 37A).
  • the projecting body 301A is a spacer 95 provided separately from the cabinet body 3 and provided on the upper surface of the cabinet body 3. As described above, even when the protruding body 301A is configured by the separate spacer 95 from the cabinet body 3, the heat radiating portion 46 can be prevented from protruding upward from the upper end of the protruding body 301A.
  • the cabinet body 3 is made of wood, it is difficult to form the protruding body 301 on the cabinet body 3. For this reason, when the cabinet body 3 is made of wood, the protruding body 301 ⁇ / b> A may be easily provided simply by attaching the spacer 95 to the upper surface of the cabinet body 3.
  • the cabinet main body 3 of 2nd Embodiment is not restricted to wooden, For example, a product made from a synthetic resin may be sufficient.
  • the lighting device 4 includes a heat radiating portion cover 48 that covers a portion of the heat radiating portion 46 exposed on the upper surface side of the cabinet body 3.
  • the heat radiating portion 46 provided on the upper surface (outer surface) of the cabinet body 3 can be covered with the heat radiating portion cover 48. For this reason, it becomes difficult for the heat radiation part 46 to be in direct contact with the user, and safety can be improved.
  • a concave portion 37 (concave portion 37A) is formed on the upper surface of the cabinet body 3 in the eleventh feature.
  • a heat radiating portion 46 and a heat radiating portion cover 48 that covers the upper surface of the heat radiating portion 46 are disposed in the concave portion 37 (the concave portion 37A).
  • the upper surface of the heat radiation part cover 48 is disposed at a position lower than the upper surface of the cabinet body 3 or at the same height as the upper surface of the cabinet body 3. In this case, it is possible to prevent the heat radiation part cover 48 and the heat radiation part 46 from being deformed due to the load of an object placed on a top surface of the cabinet body 3 other than the concave part 37 (the concave part 37A).
  • the heat radiating portion 46 is a heat radiating plate arranged along the bottom surface of the concave portion 37 (the concave portion 37A).
  • a space 12 that opens to the outside of the cabinet body 3 is formed between the lower surface of the heat radiating portion 46 and the bottom surface of the concave portion 37 (the concave portion 37A).
  • the heat dissipating part cover 48 has a latching part 486. The latching portion 486 is hooked and fixed on the lower surface of the heat radiating portion 46, and is disposed between the lower surface of the heat radiating portion 46 and the bottom surface of the concave portion 37 (the concave portion 37A).
  • the heat radiating part cover 48 is formed with a hooking part 486 that is hooked and fixed to the lower surface of the heat radiating part 46 and is disposed between the lower surface of the heat radiating part 46 and the bottom surface of the recess 37. For this reason, for example, when a downward load is applied, for example, when an object is placed on the heat radiating part cover 48, the load is received by the bottom surface of the concave part 37 (the concave part 37A) via the latching part 486 to radiate heat. It is possible to prevent the part cover 48 from being deformed.
  • the entire upper surface of the heat radiating portion 46 is the heat radiating surface 463 that is not shielded by the circuit board 440.
  • the heat radiation part 46 may be provided along the lower surface of the circuit board 440, for example. In this case, only a part of the upper surface of the heat radiating portion 46 becomes a heat radiating surface 463 that is not shielded by the circuit board 440. That is, the heat radiating portion 46 may be a heat radiating surface 463 in which at least a part of the upper surface is not shielded by the circuit board 440.
  • the heat radiation part 46 of the first to third embodiments may be thermally connected to the circuit board 440 while maintaining an electrical insulation state with the circuit board 440.
  • the heat radiation part 46 may be directly joined to the circuit board 440, for example, or may be indirectly joined to the circuit board 440 via a member other than the heat radiation sheet 45.
  • the heat radiating portion 46 of the first to third embodiments extends outward in the horizontal direction from the circuit board 440.
  • the heat dissipating part 46 provided along the upper surface of the circuit board 440 may not protrude outward from the circuit board 440 in plan view.
  • the heat radiating portion 46 of the first to third embodiments is a flat heat radiating plate
  • the shape of the heat radiating portion 46 is not limited to a plate shape, and may be a block shape, a fin shape, or the like.
  • the circuit board 440 may be provided with a plurality of light sources 441.
  • the light source 441 of the first to third embodiments is a light emitting diode, but may be other light sources such as a light bulb.
  • the heat radiating part cover 48 can be omitted.
  • the lighting devices 4 of the first to third embodiments may be provided in furniture and fittings other than the cabinet 1, rooms other than the bathroom 8, and the like.
  • the heat radiating portion 46 is provided in the concave portion 37 (the concave portion 37 ⁇ / b> A) formed on the upper surface of the cabinet body 3.
  • the heat radiating portion 46 may be provided along the upper surface of the cabinet body 3 in which the concave portion 37 (the concave portion 37A) is not formed.
  • the space 12 is opened in front of the cabinet body 3, but the space 12 only needs to communicate with the space outside the cabinet body 3.
  • the space 12 may be opened in a direction other than the front such as the side or the rear.
  • the lower end portion of the air passage 54 of the first embodiment and the second embodiment opens below the cabinet 1, but may be anything that communicates with the space outside the cabinet body 3.
  • the lower end portion of the air passage 54 may be opened in front of the cabinet 1.
  • air passage 54 and the space 12 of the first embodiment and the second embodiment can be omitted.
  • most of the power source 92 is arranged behind the cabinet body 3, but the whole power source 92 may be arranged behind the cabinet body 3. In other words, at least a part of the power source 92 only needs to be disposed behind the cabinet body 3.
  • the heat dissipating part cover 48 that covers the heat dissipating plate 46 is provided on the upper surface of the cabinet 1, but the heat dissipating part cover 48 can be omitted.
  • the cabinet 1 is provided with two illumination devices 4. However, the cabinet 1 may be provided with only one lighting device 4. A plurality of lighting devices 4 according to the third embodiment may be provided in the bathroom 8.
  • the door 6 of the first embodiment and the second embodiment may be a door other than the mirror door.
  • the door 6 of the cabinet 1 of 1st Embodiment and 2nd Embodiment is omissible.
  • cabinet body 3 of the first embodiment has three storage spaces 34, it may have one, two, or four or more storage spaces 34.

Landscapes

  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
PCT/JP2014/001191 2013-03-12 2014-03-04 照明装置及びキャビネット WO2014141625A1 (ja)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP2013-049511 2013-03-12
JP2013049511A JP2014171805A (ja) 2013-03-12 2013-03-12 キャビネット
JP2013-067877 2013-03-28
JP2013067877A JP6132192B2 (ja) 2013-03-28 2013-03-28 キャビネット
JP2013088736A JP6213811B2 (ja) 2013-04-19 2013-04-19 照明装置
JP2013-088736 2013-04-19

Publications (1)

Publication Number Publication Date
WO2014141625A1 true WO2014141625A1 (ja) 2014-09-18

Family

ID=51536305

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2014/001191 WO2014141625A1 (ja) 2013-03-12 2014-03-04 照明装置及びキャビネット

Country Status (2)

Country Link
TW (1) TWI564510B (zh)
WO (1) WO2014141625A1 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI712378B (zh) * 2015-08-19 2020-12-11 日商Ｌｅｃ股份有限公司 鎖櫃及鎖櫃用的面板

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008023316A (ja) * 2006-06-23 2008-02-07 Toto Ltd 照明付鏡
JP2009268623A (ja) * 2008-05-02 2009-11-19 Lecip Corp 照明機能付き物品
JP2011152330A (ja) * 2010-01-28 2011-08-11 Lixil Corp 照明付き鏡装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWM410179U (en) * 2011-03-14 2011-08-21 Shenter Entpr Co Ltd Mirror hidden type illumination lamp structure

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008023316A (ja) * 2006-06-23 2008-02-07 Toto Ltd 照明付鏡
JP2009268623A (ja) * 2008-05-02 2009-11-19 Lecip Corp 照明機能付き物品
JP2011152330A (ja) * 2010-01-28 2011-08-11 Lixil Corp 照明付き鏡装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI712378B (zh) * 2015-08-19 2020-12-11 日商Ｌｅｃ股份有限公司 鎖櫃及鎖櫃用的面板

Also Published As

Publication number Publication date
TWI564510B (zh) 2017-01-01
TW201447177A (zh) 2014-12-16

Similar Documents

Publication Publication Date Title
JP6213811B2 (ja) 照明装置
JP5495815B2 (ja) ミラーキャビネット
JP6484899B2 (ja) 照明付き鏡および洗面化粧台
WO2014141625A1 (ja) 照明装置及びキャビネット
JP6132192B2 (ja) キャビネット
TWI568378B (zh) 箱櫃
JP5685741B1 (ja) キャビネット
JP6614524B2 (ja) キャビネット
JP2019063258A (ja) キャビネット
JP2014171805A (ja) キャビネット
JP6167448B2 (ja) 厨房装置
JP6323769B2 (ja) 取付具及び照明装置付きキャビネット
JP2017080289A (ja) ミラーキャビネット
JP7426588B2 (ja) キャビネット、及び照明装置
JP6355042B2 (ja) 鏡面台
JP6111505B2 (ja) 照明付きキャビネット
JP7390659B2 (ja) キャビネット、及び照明装置
JP7228808B2 (ja) 鏡装置及びカバー
JP6667152B2 (ja) 照明付きキャビネット
JP6048883B2 (ja) 厨房装置
JP5635365B2 (ja) 照明器具
JP6905804B2 (ja) キャビネット
JP7085341B2 (ja) キャビネットおよびそれを用いた洗面化粧台
JP6945961B2 (ja) ミラーキャビネット
JP6141107B2 (ja) 薄型照明具及び収納体

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 14764166

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 14764166

Country of ref document: EP

Kind code of ref document: A1