JP5936729B1 - Lighting device - Google Patents

Abstract

Provided is a lighting device that can reduce a user's feeling of glare in light from the lighting device while ensuring brightness. A main body 10 fixed to an attachment surface 50 and a globe 20 attached to the main body 10 are provided. The globe 20 includes a front part 210 having translucency and a rear part 220 having transparency, and the front part 210 is provided. The rear part 220 forms a straight line along the vertical direction, and a pair of vertical lines L1 and L2 arranged on the left and right sides of the LED board 130 with the same height and a concave curve forward. And a pair of horizontal lines provided so as to connect the end of the left vertical line L1 and the end of the right vertical line L2, and spaces S1 and S2 between the back surface portion and the mounting surface 50 are formed. It spreads away from the opening 226 in the left-right direction. [Selection] Figure 3

Description

  The present invention relates to a glove structure that covers a main body in a lighting device that is directly fixed to a mounting surface such as a bathroom wall.

  Conventionally, what is directly attached to a wall as a lighting device of a bathroom is known. For example, the lighting device includes a main body fixed to a wall and a glove that is detachably attached to the main body.

  The main body includes a base installed on the wall and a light source unit provided on the base. Light from the light bulb or LED of the light source section passes through the globe and illuminates the bathroom.

  In the illuminating device disclosed in Patent Document 1, the globe is configured with a translucent material at a portion disposed in front of the light bulb, for example, milky white. Except for the front surface, the remaining part extending from the periphery of the bulb to the rear is made of a transparent material. It is also known that a transparent region is subjected to a graining process.

JP-A-9-97509

  In the illumination device of Patent Document 1, the front part of the glove is configured to be milky white so that light from the light source does not enter directly into the eyes of the user, but from the transparent part that configures the side of the glove depending on the location of the bathroom You may feel dazzled by the light.

  Then, an object of this invention is to provide the illuminating device which can reduce that a user feels glare in the light from an illuminating device, ensuring brightness.

  The lighting device of the present invention includes a main body and a globe. The main body includes a base that is fixed to a mounting surface that extends in the vertical direction, an LED substrate that is provided in parallel with the mounting surface, and a transparent cover that covers the LED substrate. The globe includes an opening, and is attached to the main body by putting the cover from the opening into an inner space and applying an edge of the opening to the base. Furthermore, the glove includes a front portion that is formed in a convex shape in front and is opaque and has translucency, and a rear portion that is formed in a concave shape in front and has transparency. The rear portion includes a back surface portion constituting the back surface of the globe and the opening formed in the center of the back surface portion. The front portion and the rear portion are combined to form the space. The boundary between the front part and the rear part is composed of a pair of vertical lines and a pair of horizontal lines. A pair of vertical lines constitutes a straight line, and the upper end is disposed at a position higher than the LED substrate, the lower end is disposed at a position lower than the LED substrate, and the height is aligned and disposed on the left and right sides of the LED substrate. The pair of horizontal lines form a concave curve forward, and are provided so as to connect the end of the vertical line on the left side and the end of the vertical line on the right side. The vertical line and the horizontal line are arranged so as to be shifted from the position of the LED substrate toward the mounting surface. The horizontal line is shifted backward from the left and right ends toward the intermediate portion, and the intermediate portion is disposed most rearward. Further, each vertical line is arranged with a middle portion at a distance in front of the opening, and an intermediate portion of each horizontal line is arranged close to the opening, and the middle of the vertical line from the center of the opening. The distance to the part is set larger than the distance from the center of the opening to the middle part of the horizontal line. A space between the back portion and the mounting surface expands in the left-right direction from the opening as the distance from the opening increases.

The back portion includes a first region provided on the left and right of the opening, a second region provided between a corner portion formed by the vertical line and the horizontal line, and the opening, and the opening. And a third region provided above and below. The first region is formed to have a larger area and angle with respect to the mounting surface than the second region and the third region.

The front part has a front central part arranged at a distance in front of the LED board, a front left part arranged at a distance to the left of the LED board, and a distance to the right of the LED board. And a front right part arranged with the The first area provided to the left of the opening is opposed to the front center through a space between the cover and the left front part, and the first area provided to the right of the opening is the cover and the above It faces the front center through a space between the front right part.

  According to the present invention, the front portion is made opaque with a translucent material, such as milky white, and covers from the front to the lateral direction of the LED substrate, so that the LED as the light source is directly seen from the front of the illumination device. I can't. Furthermore, since the rear part which comprises the back surface of a globe is shifted | deviated from the position of an LED board to the wall side, a light source cannot be seen through a rear part similarly to a front part. Therefore, it is possible to prevent the user from feeling dazzled by looking directly at the light source.

  Furthermore, since the light can be distributed in the left and right directions of the lighting device from the rear portion having transparency, the user illuminates the room from the rear portion as compared with a lighting device that is configured only with milky white, for example. The bathroom can be brightened without feeling dazzling.

(A) is a perspective view of the illumination device of the embodiment of the present invention, (B) is a left side view of the illumination device of the embodiment of the present invention, (C) is a plan view of the illumination device of the embodiment of the present invention. . It is an exploded view of the illuminating device of FIG. It is sectional drawing of the illuminating device along the AA line of FIG.1 (B). It is sectional drawing of the illuminating device along the BB line of FIG.1 (C). (A) is a front view of a glove according to an embodiment of the present invention, (B) is a rear view of the glove, (C) is a left side view of the glove, (D) is a right side view of the glove, and (E) is a glove of the glove. A top view and (F) are bottom views of a glove. (A) is a front view of the front part of the glove in FIG. 5, (B) is a left side view of the front part, (C) is a right side view of the front part, (D) is a plan view of the front part, (E) FIG. 4 is a bottom view of the front portion. (A) is a front view of the rear part of the glove of FIG. 5, (B) is a right side view of the rear part, and (C) is a bottom view of the rear part. 7A is a cross-sectional view of the rear portion along the line EE in FIG. 7A, FIG. 7B is a cross-sectional view of the rear portion along the line FF in FIG. 7A, and FIG. It is an enlarged view of the part enclosed with the circle G of the dashed-two dotted line of (A). It is a figure for demonstrating the transmission part of a back part.

1A is a perspective view of a lighting device 1 for a bathroom, FIG. 1B is a left side view of the lighting device 1, and FIG. 1C is a plan view of the lighting device 1. Figure 2 is an exploded view of the lighting device 1. FIG. 3 is a horizontal sectional view of the lighting device 1, and FIG. 4 is a vertical sectional view of the lighting device 1. The lighting device 1 includes a main body 10 that is fixed to a surface on the indoor side of the wall, and a globe 20 that is detachably attached to the main body 10.

  In FIG. 1 (B) and (C) and FIG. 2, a dashed-two dotted line represents the wall surface 50 of the bathroom as an attachment surface. In addition, when the lighting device 1 is viewed from the direction of the arrow C in FIG. 1B, the opposite side is the front, the left side is the left side of the lighting device 1, the upper side is the upper side of the lighting device 1, The direction toward the center is the front of the lighting device 1. The arrow X in the figure is the direction facing the front of the illumination device 1, the arrow Y is directed to the right of the illumination device 1, and the arrow Z is directed upward of the illumination device 1.

  As shown in FIGS. 3 and 4, the main body 10 includes a base 110, a heat sink 120, an LED substrate 130, and a cover 140.

  The base 110 is formed in a disc shape by molding a synthetic resin. The circular periphery of the base 110 is formed so as to contact the edge of the opening 226 of the globe 20. The base 110 includes a projection 117 that attaches the claw 224C of the globe 20 to be described later and attaches the globe 20 to the base 110. The shape of the base 110 is not limited to the illustrated example, and for example, a configuration in which the outer shape is formed in a rectangular shape and a portion that meets the edge of the opening 226 of the globe 20 may be provided in the inner region.

  The heat sink 120 is made of aluminum and is fixed to the base 110. The heat sink 120 includes a mounting surface on which the LED substrate 130 is disposed in front of the base 110. The LED substrate 130 includes a plurality of LEDs and a substrate on which wiring is formed.

  The LED substrate 130 is attached to the heat sink 120 and arranged in parallel with the wall surface 50. The cover 140 is made of synthetic resin and is transparent. The cover 140 includes a cover front portion 141 formed in parallel with the LED substrate 130 at a position away from the LED substrate 130 forward. The cover 140 is attached to the base 110 with the peripheral edge of the cover front portion 141 extended to the base side, and covers the LED substrate 130 and the heat sink 120. The cover front portion 141 is formed smaller than the size of the periphery of the base 110. In a region inside the heat sink 120, a power supply substrate, a terminal block, and the like that control the LED substrate 130, which are not illustrated, are arranged.

  The main body 10 is fixed to the wall surface 50 with screws 195 by inserting a sheet-like packing 193 between the back surface of the base 110 and the wall surface 50.

  The globe 20 is configured to cover the front of the cover 140 of the main body 10 and the upper and lower and left and right surroundings. The globe 20 includes an opening 226 for allowing the cover 140 to enter the inside of the globe 20.

  5A is a front view of the globe 20, FIG. 5B is a rear view, FIG. 5C is a left side view, FIG. 5D is a right side view, FIG. 5E is a plan view, and FIG. . The globe 20 includes a front part 210 and a rear part 220. The front part 210 is made of a light-transmitting material and is opaque, and is colored milky white, for example. The rear portion 220 is made of a transparent material, and is made colorless and transparent, for example.

  A portion where the front portion 210 and the rear portion 220 are connected constitutes a boundary, and appears as a line on the surface of the globe in the front view of FIG. Hereinafter, this line will be described as a boundary between the front part 210 and the rear part 220. The boundary includes vertical lines L1 and L2 extending in the vertical direction and horizontal lines L3 and L4 extending in the horizontal direction. The vertical lines L1 and L2 form a straight line, the upper end is arranged at a position higher than the LED board 130 of the main body 10 and the lower end is arranged at a position lower than the LED board 130, and the left and right sides of the LED board 130 are aligned with the height. Placed in. The horizontal lines L3 and L4 form a concave curve forward, and are provided so as to connect the end of the left vertical line L1 and the end of the right vertical line L2, and one horizontal line L3 is higher than the LED board 130. The other horizontal line L4 is disposed at a position lower than the LED board 130. When viewed from the front, the pair of vertical lines L1 and L2 and the pair of horizontal lines L3 and L4 are arranged in a rectangular shape. As shown in FIGS. 5 (E) and 5 (F), the horizontal lines L3 and L4 are horizontally shifted rearward at the same height as the ends as they approach the middle from the left and right ends, and the middle is disposed most rearward. A concave curve is formed.

  5A, the vertical lines L1 and L2 are set larger than the vertical dimension of the main body 10, and the horizontal lines L3 and L4 are set larger than the horizontal dimension of the main body 10.

  6A is a front view of the front portion 210, FIG. 6B is a left side view, FIG. 6C is a right side view, FIG. 6D is a plan view, and FIG. The front part 210 includes a front center part 211 disposed in front of the LED board 130 and the front cover part 141, a front left part 212 disposed around the top, bottom, left, and right of the front center part 211, and a front right part 213. A front upper part 214 and a front lower part 215. Between the front center part 211, the front left part 212, the front right part 213, the front upper part 214, and the front lower part 215, a curved surface is formed. In the example of illustration, the boundary of each part is represented with the dashed-dotted line.

  The front center portion 211 has a rectangular shape as shown by the boundary of the alternate long and short dash line when viewed from the front, and covers the front of the LED board 130 and the cover 140.

  The front center portion 211 is configured as a gentle curved surface as compared with the surrounding front left portion 212, front right portion 213, and front lower portion 215. In addition, the front center portion 211 is configured such that the upper side is disposed forward and deviated from the lower side, is inclined overall, and distributes light downward in the front.

  The front left part 212 and the front right part 213 are formed symmetrically, respectively extending from the front central part 211 to the left and right, and further extending rearward while increasing the mutual distance.

  The front left portion 212 is formed on a surface that is inclined with respect to the front center portion 211 so as to distribute light to the right front region as viewed from the lighting device 1. The front left portion 212 does not have a surface perpendicular to the wall. The surface perpendicular to the wall is a surface in which the direction of the normal line coincides with the left and right direction of the globe 20. The front right part 213 is formed on an inclined surface that distributes light toward the left front as viewed from the lighting device 1.

  The front left portion 212 and the front right portion 213 that form the left and right ends of the front portion 210 form edges that extend straight in the vertical direction. Hereinafter, they are referred to as a front left edge 212A and a front right edge 213A, respectively. The front left edge 212A and the front right edge 213A are connected to the rear portion 220.

  The front left edge 212 </ b> A and the front right edge 213 </ b> A are formed longer than the vertical dimension of the front center portion 211, the upper end is disposed above the front center portion 211, and the lower end is higher than the front center portion 211. It is arranged below.

  The front center portion 211, the left and right front left portions 212, and the front right portion 213 constitute the front and left and right side surfaces of the globe, and cover the front and left and right outer sides of the LED board 130.

  The front upper part 214 is formed on an inclined surface whose front side is lower than the rear side so as to distribute light to the ceiling. The upper end of the inclined surface constitutes the upper edge of the front portion 210. Hereinafter, this is referred to as a front upper edge 214A.

  The front upper edge 214A is formed as an edge extending straight in the horizontal direction when viewed from the front. Both ends of the front upper edge 214A are connected to the front left edge 212A and the front right edge 213A. The front upper edge 214A is formed as an edge curved rearward in a plan view, is formed symmetrically with respect to the middle of the front upper edge 214A, and approaches the wall side horizontally as approaching the middle from the left and right ends. It is formed in an arc shape that swells backward. The front upper edge 214A is disposed so as to be shifted rearward from the front left edge 212A and the front right edge 213A, except for a connecting portion between the front left edge 212A and the front right edge 213A. The front upper edge 214A is connected to the rear portion 220.

  The front lower portion 215 is formed on a curved surface so as to distribute light to a region below the lighting device 1. The lower end of the front lower part 215 constitutes the lower edge of the front part 210. Hereinafter, it is referred to as a front lower edge 215A.

  Like the front upper edge 214A, the front lower edge 215A is formed as an edge that extends straight in the horizontal direction when viewed from the front. Both ends of the front lower edge 215A are connected to the front left edge 212A and the front right edge 213A. The front lower edge 215A is formed as an arc-shaped edge that protrudes rearward from the front left edge 212A and the front right edge 213A except for a connecting portion between the front left edge 212A and the front right edge 213A. Similarly to the front upper part 214, the front lower part 215 extends in the front-rear direction of the globe 20 to the position near the wall beyond the positions of the front left part 212 and the front right part 213. The front lower edge 215A is provided in parallel with the front upper edge 214A at a distance in the vertical direction. The front lower edge 215A is connected to the rear portion 220.

  The front part 210 is formed of a front central part 211, a front left part 212, a front right part 213, a front upper part 214, and a front lower part 215 around the front central part 211. Is formed in a concave surface with a uniform thickness. The mouths opened rearward are front left 212, front right 213, front upper 214, front lower 214 and front lower 215 edges (front left edge 212A, front right edge 213A and front upper) arranged around front center 211. The edge 214A and the front lower edge 215A) are formed. Although not shown, the opening is formed in a rectangular shape when the front portion 210 is viewed from the back, and the upper and lower edges are formed in parallel, and the left and right edges are formed in parallel. A rear portion 220 is provided so as to close the front opening.

  7A is a front view of the rear portion 220, FIG. 7B is a right side view, and FIG. 7C is a bottom view. 8A is a cross-sectional view of the rear portion 220 taken along line EE in FIG. 7A, and FIG. 8B is a cross-sectional view of the rear portion 220 taken along line FF in FIG. (C) is the enlarged view of the part enclosed with the circle G of the dashed-two dotted line of (A).

  The rear part 220 is combined with the edge constituting the opening of the front part 210 to constitute the back surface of the globe 20, and together with the front part 210, the rear part 221 constituting the area for accommodating the cover 140 of the main body 10, and the rear part 221. A projecting portion 225 provided in the periphery, and an opening 226 for inserting the cover 140 of the main body 10 into the inside of the globe 20 formed on the back surface portion 221 and surrounded by the front portion 210 and the rear portion 220 are provided.

  As shown in FIG. 8C, the back surface part 221 includes a transmission part 222 that distributes light toward the wall, a connection part 223 that forms an outer edge of the transmission part 222 and is connected to the front part 210, and a transmission part. And a contact portion 224 that contacts the main body 10 when the glove 20 is attached to the main body 10.

  FIG. 9 is a diagram for explaining the transmissive portion 222 of the back surface portion 221, and the transmissive portion 222 of the back surface portion 221 is configured by first to third regions described later in front view. 9 spreads between a rectangular connecting portion 223 and a circular contact portion 224 schematically shown by a broken line in FIG. As shown in FIGS. 8A and 8B, the transmission part 222 is formed in a curved surface that is recessed in a concave shape toward the front.

  The connection portion 223 of the back surface portion 221 includes a back surface left edge 223A provided on the left side of the opening 226, a back surface right edge 223B provided on the right side of the opening 226, and a back surface upper edge provided above the opening 226. 223C and a lower back edge 223D provided below the opening 226.

  The rear left edge 223A is formed corresponding to the front left edge 212A of the front part 210, the rear right edge 223B is formed corresponding to the front right edge 213A of the front part 210, and the rear upper edge 223C is the front of the front part 210. The rear lower edge 223D is formed corresponding to the front lower edge 215A of the front portion 210.

  As shown in FIG. 7A, the rear left edge 223A and the rear right edge 223B are formed straight along the vertical direction, and the rear upper edge 223C and the rear lower edge 223D are along the left-right direction. Is formed. Further, as shown in FIG. 8B, the rear upper edge 223C is formed in a concave line in which the middle is located most rearward by shifting horizontally from the left and right ends toward the middle. The rear lower edge 223D is disposed below the rear upper edge 223C in parallel with the rear upper edge 223C, and is formed in a concave line. The back left edge 223A, the back right edge 223B, the back top edge 223C, and the back bottom edge 223D are connected, and when the back surface 221 is viewed from the front, the outline of the back surface 221 is configured to be rectangular.

  The front left edge 212A, the front right edge 213A, the front upper edge 214A, and the front lower edge 215A of the front part 210 are aligned with the rear left edge 223A, the rear right edge 223B, the rear upper edge 223C, and the rear lower edge 223D of the rear part 220. Thus, a boundary between the front part 210 and the rear part 220 is formed. A space for accommodating the main body 10 is formed inside the front part 210 and the rear part 220.

  The connection part 223 to which the edge of the front part 210 is connected is formed thicker than the transmission part 222 as shown in FIG. The connection portion 223 has a thickness that is about two to three times that of the transmission portion 222. The cross-sectional shape of the connecting portion 223 is such that the main body facing portion 301 facing the main body side, the wall facing portion 302 facing the wall side, the outer facing portion 303 facing the outer side opposite to the main body, and the front of the lighting device 1. And a front facing portion 304 which is directed, and is formed in a rectangular shape. The connection part 223 is connected to the transmission part 222 at the end of the wall facing part 302 near the main body.

  A groove portion 310 is formed in the front facing portion 304 of the connection portion 223. The edge of the front part 210 is inserted into the groove part 310. The groove 310 is formed along the rear left edge 223A, the rear right edge 223B, the rear upper edge 223C, and the rear lower edge 223D. The width, depth, and direction of the groove are adjusted such that the front left edge 212A, the front right edge 213A, the front upper edge 214A, and the front lower edge 215A are inserted into the groove 310.

  The abutting portion 224 of the back surface portion 221 constitutes the edge of the opening 226 and is used for attaching the main body 10 to the base 110. The opening 226 is formed in a circular shape, and is arranged with the center of the circle aligned with the center when the rear portion 220 is viewed from the front as shown in FIG.

  As shown in FIG. 8C, the contact portion 224 is formed thicker than the transmission portion 222 and is configured to be aligned with the peripheral edge of the base 110. The abutting part 224 is formed to have a thickness of about 2 to 3 times the thickness of the transmission part 222, for example, in the rearward direction and in the direction inside the opening 226. The contact portion 224 has a rear end 224A formed in an annular end surface, and an inner surface 224B formed in a cylindrical shape. As shown in FIG. 7, the plurality of claw portions 224 </ b> C protrude from the inner surface 224 </ b> B toward the center of the opening 226 at a predetermined distance around the center of the opening 226.

  As shown in FIGS. 8A and 8B, the contact portion 224 is disposed behind the connection portion 223 of the back surface portion 221.

  The positional relationship between the connection part 223 and the contact part 224 will be described in detail. Of the connecting portion 223, the left edge 223A and the rear right edge 223B are arranged such that an intermediate portion is separated from the opening 226 as shown in a cross section in FIG. The rear upper edge 223C and the rear lower edge 223D are arranged such that the intermediate portion is brought close to the opening 226 as shown in a cross section in FIG.

  In FIG. 8A, the distance from the center of the opening 226 to the middle portion of the left edge 223A or the back right edge 223B is D1 with a linear distance along the left and right directions, and in FIG. If the distance from the center of the opening 226 to the middle part of the rear upper edge 223C or the rear lower edge 223D is D2, the distance D1 is set larger than the distance D2.

  Further, in FIG. 8A, the distance from the center of the opening 226 to the middle part of the left edge 223A or the back right edge 223B is D3 with a linear distance along the front-rear direction, and in FIG. 8B, it is along the front-rear direction. If the distance from the center of the opening 226 to the middle part of the back upper edge 223C or the back lower edge 223D is D4, the distance D3 is set larger than the distance D4.

  The outer connecting portion 223 of the back surface portion 221 is arranged so that the position and interval with the inner abutting portion 224 are partially different, and the transmitting portion 222 is interposed between the connecting portion 223 and the abutting portion 224. It has spread.

  The transmission part 222 of the back part 221 will be described in detail. The transmission part 222 of the back surface part 221 is divided into three types of regions. As shown in FIG. 9, the transmission part 222 includes a first region between the back left edge 223A or the back right edge 223B and the opening 226, a back left edge 223A or the back right edge 223B and the back top edge 223C, or the back bottom. A second region between the corner portion constituted by the edge 223D and the opening 226 and a third region between the rear upper edge 223C or the rear lower edge 223D and the opening 226 are configured. In FIG. 7A, the boundary between the first region and the third region is indicated by a one-dot chain line.

  First regions are provided on the left and right of the opening 226. The third region is provided above and below the opening 226. The second area is provided above and below the first area and further to the left and right of the third area.

  The first region is formed with a larger area than the second region and the third region. Note that the third region has a larger area than the second region.

  The transmission part 222 is inclined so that the distance from the wall gradually increases as the distance from the opening 226 increases in the left-right direction. The first region is formed so that an angle with respect to the wall (hereinafter referred to as an inclination angle) is larger than that of the second region and the third region. An angle θ shown in FIG. 8B indicates an inclination angle of the first region, and a broken line in the drawing schematically represents the transmission part 222 and the wall surface 50. In addition, the first region is formed in the height direction so that the inclination angle is larger than the higher side and the lower side of the intermediate portion. An intermediate portion represented by a cross section in FIG. 8A is set at, for example, 30 degrees. Note that the second region has a larger inclination angle than the third region.

  The transmission part 222 of the back surface part 221 is formed so as to face the inner surface of the front part 210. The inner surface of the first region is formed as a concave curved surface directed toward the inner surface of the front center portion 211 of the front portion 210.

  The outer surface presenting the exterior of the transmission part 222 faces the wall side, and the transmission part 222 has a surface perpendicular to the wall, like the front center part 211, the front left part 212, and the front right part 213 of the front part 210. It is configured without provision.

  As shown in FIG. 8C, the protruding portion 225 is formed to extend outward from the connecting portion 223. As shown in FIG. 5, the protruding portion 225 is configured not to be covered with the front portion 210 in a front view. The protrusions 225 protrude leftward from the rear left edge 223A, rightward from the rear right edge 223B, upward from the rear upper edge 223C, and downward from the rear lower edge 223D. The amount of protrusion from the connecting portion 223 is set to be the same, and is arranged in a frame shape around the front portion 210 in a front view.

  The protrusions 225 provided along the rear upper edge 223C form a curved surface. In the left and right directions, the intermediate portion is disposed behind the left and right ends, and forms a concave surface toward the front. The protrusion 225 extends further to the outside from the corner where the rear upper edge 223C is connected to the rear left edge 223A and the rear right edge 223B. The protruding portion 225 provided along the back lower edge 223D forms a concave surface toward the front, similarly to the protruding portion 225 provided along the back upper edge 223C.

  The rear upper edge side and rear lower edge side protrusions 225 are provided side by side with the left and right end portions aligned, and the protrusions extending from the rear left edge 223A and the rear right edge 223B so as to connect them. 225 is provided. As shown in FIG. 8C, the protrusions 225 on the rear left edge side and the rear right edge side are arranged such that the front end portion 225 </ b> A is shifted forward from the root portion connected to the connection portion 223.

  The front part 210 and the rear part 220 of the globe 20 are formed by molding synthetic resin. The globe 20 is formed by superimposing a front portion 210 with a convex surface facing forward and a rear portion 220 with a convex surface facing rearward by overlapping welding or the like.

  The dimension of the back surface part 221 is set shorter than the dimension of the front part 210 in the front-rear direction, and when the globe 20 is attached to the main body 10, the boundary between the front part 210 and the rear part 220 is the LED board 130 of the main body 10. Rather than the wall. In addition, when a plane parallel to the wall passing through the left and right vertical lines L1 and L2 in the boundary between the front part 210 and the rear part 220 (a virtual plane 60 indicated by a one-dot chain line in FIG. 3) is assumed, The angle θ ′ with respect to the surface 60 is set to be smaller in the first region of the back surface portion 221 than the front left portion 212 and the front right portion 213.

  As shown in FIG. 2, the main body 10 is fixed to the wall with screws 195 with the back surface of the base 110 being in contact with the wall. The globe 20 is attached to the main body 10 by applying the contact portion 224 to the periphery of the base 110 and pressing the claw portion 224C with the projection 117.

  As shown in FIG. 3, the connecting portion 223 (the rear left edge 223 </ b> A and the rear right edge 223 </ b> B) of the rear portion 220 is not lined up with the base 110 and the opening 226 in the front-rear direction with the lighting device 1 attached to the wall. As described above, the LED board 130 is disposed on the left side and the right side at positions obliquely forward of the base 110 and the opening 226. The connecting portion 223 (the rear left edge 223A and the rear right edge 223B) extends in the vertical direction beyond the upper and lower ends of the base 110. Further, the connecting portion 223 (the rear left edge 223A and the rear right edge 223B) is arranged to be shifted from the position of the LED board 130, and the distance from the wall is set shorter than the LED board 130. Vertical lines L1 and L2 are arranged along the back left edge 223A and the back right edge 223B as a boundary between the front part 210 and the rear part 220.

  The connection part 223 (the rear upper edge 223C and the rear lower edge 223D) of the rear part 220 is arranged at a position higher and lower than the LED board 130 so as not to line up with the base 110 and the opening 226 in front and rear. The rear upper edge 223C and the rear lower edge 223D are formed so as to form a concave line such that the intermediate portion approaches the wall as shown in FIG. 3, and the intermediate portion shown in cross section in FIG. Adjacent and further close to the wall. Horizontal lines L3 and L4 are arranged along the back upper edge 223C and the back lower edge 223D as a boundary between the front part 210 and the rear part 220.

  The distance from the center of the opening 226 to the middle part of the vertical lines L1, L2 is set larger than the distance from the center of the opening 226 to the middle part of the horizontal lines L3, L4.

  The transmission part 222 of the back surface part 221 faces the wall. Of the transmission part 222, the first region is formed with a larger inclination with respect to the wall surface 50 than the second region and the third region, and the space between the back surface part 221 and the wall surface 50 as shown in FIG. S1 and S2 expand from the opening 226 in the left-right direction as they move away from the outside.

  As shown in FIG. 3, the front left portion 212 and the front right portion 213 are arranged at a distance obliquely in front of the cover 140, and the first region of the rear portion 221 includes the front left portion 212 and the front right portion. Through the spaces S3 and S4 between the 213 and the cover 140, the inner surface faces the front center portion 211 disposed in front of the LED board 130 of the main body 10.

  As described above, the light from the lighting device 1 attached to the wall passes through the cover 140 of the main body 10 and reaches the globe 20. Light is diffused by the globe 20 and the lighting device 1 illuminates the outside. In addition to illuminating the front through the front part 210 of the globe 20, the lighting device 1 illuminates the light reflected by the front part 210 of the globe 20 on the wall side through the rear part 220 of the globe 20. The rear region 220 has a wide first region facing the wall, and the distance from the wall surface 50 gradually increases outside the left and right sides, so that the illumination device 1 is irradiated in the lateral direction (left side and right side). .

  According to the illuminating device 1, the front portion 210 that is curved forward is configured to be milky white to the side surface, and covers from the front to the lateral direction of the LED substrate 130. Further, the rear portion 220 constituting the back surface of the globe 20 is made transparent, and is disposed so as to be shifted from the position of the LED 132 toward the wall side, and is curved in a convex shape toward the rear side opposite to the front portion 210. It is configured in a close shape. Therefore, it is possible to prevent the bather from feeling dazzled by looking directly at the light source.

  Furthermore, in addition to the milky white front portion 210, light can be distributed in the left and right directions of the lighting device 1 from the first region of the transparent rear portion 220. Compared to the lighting device 1 in which the globe 20 is composed only of milky white, since the interior is illuminated through the transparent rear portion 220, the bather can be brightened without feeling dazzling.

  Since the protruding portion 225 is arranged outside the back surface portion 221 so that the bather does not easily view the back surface portion 221, it can be reduced that the bather feels dazzle with the light from the back surface portion 221.

(First modification)
In the lighting device according to the first modification of the embodiment of the present invention, in addition to the configuration of the lighting device 1 described above, the back surface portion 221 of the rear portion 220 is subjected to a rough surface treatment. The back part 221 of the rear part 220 is subjected to, for example, texturing on the entire inner surface, and a plurality of fine irregularities are formed across the entire inner surface of the back part 221 without a gap.

  By forming the back surface portion 221 of the rear portion 220 to be a rough surface, it is possible to reduce the irradiation of dazzling light from the rear portion 220 configured to be transparent.

(Second modification)
In the lighting device according to the second modified example of the embodiment of the present invention, the front surface 210 and the cover 140 of the main body 10 are processed with a rough surface in addition to the configuration of the first modified example. The front part 210 is subjected to an embossing process on the entire inner surface, and the cover 140 of the main body 10 is subjected to an embossing process on the entire inner surface of the cover front part 141 facing the LED substrate 130. The rough surface formed on the front portion 210 and the cover 140 of the main body 10 is different in roughness from the rough surface on the inner surface of the rear portion 220. The uneven shape constituting the rough surface of the rear portion 220 has a larger shape than the front portion 210 and the cover 140 of the main body 10, and the rough surface of the rear portion 220 is formed rough.

  The light from the light source can be diffused widely on the inner surface of the front portion 210 by the rough surface of the cover 140. Due to the rough surface of the front part 210, the brightness of the light irradiated to the front of the lighting device 1 can be reduced. The rear part 220 can irradiate the wall side with light sharper than the front part 210 by a rough surface formed rougher than the front part 210.

(Third Modification)
In the illumination device according to the third modified example of the embodiment of the present invention, in addition to the configuration of the above-described embodiment and the like, the front end portion 225A of the protruding portion 225 is processed with a rough surface. Light from the LED 132 enters the connection portion 223 from the main body facing portion 301 shown in FIG. 8C, and is irradiated to the outside from the distal end portion 225A of the protruding portion 225. The glare of light emitted from the protruding portion 225 can be reduced by the rough surface of the tip portion 225A.

(Other)
The lighting device of the present embodiment is not limited to a bathroom as an attachment surface, and can be used by being attached to an attachment surface such as an outer wall spreading in the vertical direction indoors or outdoors such as a washroom.

DESCRIPTION OF SYMBOLS 1 Illuminating device 10 Main body 20 Globe 50 Wall surface 110 Base 117 Projection part 120 Heat sink 130 LED board 140 Cover 210 Front part 211 Front center part 212 Front left part 212A Front left edge 213 Front right part 213A Front right edge 214 Front upper part 214A Front upper part Edge 215 Front lower part 215A Front lower edge 220 Rear part 221 Rear part 222 Transmission part 223 Connection part 223A Rear left edge 223B Rear right edge 223C Rear upper edge 223D Rear lower edge 224 Contact part 224C Claw part 225 Projection part 225A Front end part 226 Opening 301 Main body facing portion 302 Wall facing portion 303 Outer facing portion 304 Front facing portion 310 Groove L1, L2 Vertical line L3, L4 Horizontal line

Claims (7)

A main body including a base fixed to a mounting surface extending in a vertical direction, an LED substrate provided in parallel to the mounting surface, and a transparent cover that covers the LED substrate;
A glove that includes an opening provided in parallel with the mounting surface, puts the cover from the opening into an inner space, attaches the edge of the opening to the base, and is attached to the main body,
The glove includes a front part that is convex in front and is opaque and translucent, and a rear part that is concave in front and has transparency,
The rear portion includes a back surface portion constituting the back surface of the globe, and the opening formed in the center of the back surface portion,
The front part and the rear part are combined to form the space,
The boundary between the front part and the rear part forms a straight line, the upper end is arranged at a position higher than the LED board, the lower end is arranged at a position lower than the LED board, and the height is aligned to the left side of the LED board. Consists of a pair of vertical lines arranged on the right side, and a pair of horizontal lines that form a concave curve forward and connect the end of the vertical line on the left side and the end of the vertical line on the right side And
The vertical line and the horizontal line are arranged shifted from the position of the LED board to the mounting surface side,
The horizontal line is shifted rearward as it approaches the middle part from the left and right ends, and the middle part is arranged most rearwardly,
Each vertical line is arranged with a middle portion at a distance obliquely in front of the opening, and the middle portion of each horizontal line is arranged close to the opening, from the center of the opening to the middle portion of the vertical line. The distance is set larger than the distance from the center of the opening to the middle part of the horizontal line,
A lighting device in which a space between the back surface portion and the mounting surface is widened away from the opening in the left-right direction. The back portion includes a first region provided on the left and right of the opening, a second region provided between a corner portion formed by the vertical line and the horizontal line, and the opening, and the opening. A third region provided above and below,
2. The lighting device according to claim 1 , wherein the first region has a larger area and an angle with respect to the mounting surface than the second region and the third region. The front part has a front central part arranged at a distance in front of the LED board, a front left part arranged at a distance to the left of the LED board, and a distance to the right of the LED board. And a front right part arranged with
The first region provided to the left of the upper Symbol opening through the space between the cover and the front left portion opposite to the front central portion, the first region provided to the right of the opening and the cover The lighting device according to claim 2, wherein the lighting device is opposed to the front center portion through a space between the front right portions.   The lighting device according to any one of claims 1 to 3, wherein the rear portion includes a protruding portion that extends outward from the entire edge of the back surface portion.   The lighting device according to any one of claims 1 to 4, wherein an inner surface of the back surface portion is formed into a rough surface.   The inner surface of the front portion and the inner surface of the cover in front of the LED substrate are formed to be rough surfaces, and the rough surface of the back surface portion is formed to be rougher than the rough surfaces of the front portion and the cover. 5. The lighting device according to 5. The lighting device according to claim 4, wherein a tip portion of the protruding portion is formed in a rough surface.

Images