JP3167077U - Light-emitting element built-in handrail - Google Patents

Abstract

PROBLEM TO BE SOLVED: To secure the rigidity of a handrail, to prevent damage even if a pedestrian puts the whole weight on it, to easily replace a light emitting element, and to install it outdoors without rusting, which is efficient. It provides a safe, reliable, and easy-to-maintain handrail with a built-in light-emitting element that can dissipate heat from the light-emitting element and does not cause electric leakage even when flooded or condensed. SOLUTION: A handrail main body made of a metal tube having a cross-sectional shape orthogonal to the longitudinal direction formed into a tubular shape having a concave groove, a lighting cover detachably attached to an opening of the concave groove, and a lighting circuit are provided. It has a light emitting means in which a plurality of light emitting elements are arranged on the tape-shaped substrate, and a heat radiating means in which the tape-shaped substrate is closely fixed along the longitudinal direction and heat generated when the light emitting elements are lit is dissipated. A predetermined gap was provided in the bottom plate of the handrail body facing the opening of the concave groove of the handrail body, and the light emitted by the light emitting element was fixed so as to irradiate the outside from the illumination cover attached to the opening of the concave groove. [Selection diagram] Fig. 4

Description

  This device is installed in outdoor and indoor stairs, entrances, roadsides, walkways, corridors, poolsides, verandas, bathrooms, toilets, etc. to illuminate the feet of pedestrians and ensure the safety of walking in the dark, The present invention relates to a light-emitting element built-in handrail to be used.

  Japanese Utility Model Publication No. 40-14922 discloses a display device such as a staircase in which a light emitting layer protected by a protective film is provided on the outer periphery of a handrail.

  Further, Japanese Utility Model Laid-Open No. 1-86629 shows a handrail with a guide light in which a guide light composed of LEDs is embedded in an appropriate number of positions of the handrail.

  Japanese Patent Application Laid-Open No. 2005-9093 discloses an indoor spot illumination handrail in which an LED wiring board in which a plurality of LEDs are attached to an LED wiring board receiving groove rail is laid and light is transmitted through a light transmitting through hole. Has been.

ACT No. 40-14922 1-86629 JP-A-2005-9093

  The display device such as the staircase of Japanese Utility Model Publication No. 40-14922 has a problem in durability, such as damage to the light emitting layer when it is repeatedly rubbed or damaged.

  Moreover, in the handrail with guide light of Japanese Utility Model Laid-Open No. 1-86629, there are problems such as a processing cost for providing an appropriate number of concave grooves, and an increase in maintenance costs such as taking time and effort to replace the guide light. there were. Moreover, since it is directly embedded in the handrail, it may be damaged due to the heat generated by the guide light if it is lit when the handrail reaches a high temperature of 50 ℃ to 60 ℃ due to direct sunlight in the hot summer season. It was.

  And the indoor spot lighting handrail of JP-A-2005-9093 not only has the possibility of damaging the LED due to the heat generated by the LED itself when a recent high-brightness LED is installed, but also provides a through hole for light transmission. The strength of the handrail main body is weakened, and resources are wasted such that the thickness of the aluminum extruded tube must be increased in order to increase the strength of the aluminum extruded tube in order to prevent breakage when a pedestrian puts weight.

  In order to solve these problems and to secure the rigidity of the handrail body and cope with the heat generation of the LED, the present invention has a concave groove with a cross-sectional shape orthogonal to the longitudinal direction in the handrail incorporating the light emitting element in the handrail body. A plurality of light emitting elements are arranged on a tape-like substrate provided with a handrail body made of a metal tube uniformly formed in a cylindrical shape, an illumination cover detachably attached to the opening of the concave groove, and an appropriate lighting circuit. A predetermined gap between the light emitting means, the heat radiation means for dissipating heat generated when the light emitting element is turned on when the tape-shaped substrate is closely fixed along the longitudinal direction, and the bottom plate facing the opening of the groove of the handrail body; And a handrail with a built-in light-emitting element that is fixed so that the light emitted from the light-emitting element is emitted to the outside from an illumination cover attached to the opening of the groove.

  Further, the present invention provides a light-emitting element built-in handrail characterized in that the opening of the concave groove is arranged so as to be below the vertical direction.

  Then, the present invention provides a light-emitting element built-in handrail characterized in that the cross-sectional shape perpendicular to the longitudinal direction of the handrail body is constituted by an aluminum or stainless steel extruded tube formed into a cylindrical shape having a concave groove.

  Further, the present invention provides a light-emitting element built-in handrail characterized in that vent holes are provided at predetermined intervals on the bottom plate and the illumination cover facing the opening of the concave groove.

  Finally, the present invention provides a light-emitting element built-in handrail characterized in that the light-emitting means has a waterproof structure coated with a transparent silicon resin or the like.

  The light-emitting element built-in handrail of the present invention is a handrail in which a handrail main body incorporates a light-emitting element in a handrail main body, and is formed of a metal tube having a cross-sectional shape perpendicular to the longitudinal direction and formed into a cylindrical shape having the groove. The side plate on both sides of the groove opening and the bottom plate facing the opening of the groove are strength members and can secure rigidity. There is no risk of damage if hung.

  In addition, a lighting cover that is detachably attached, a light emitting means in which a plurality of light emitting elements are arranged on a tape-like substrate provided with a lighting circuit, and the tape-like substrate are closely fixed along the longitudinal direction, and the light emitting element is generated when lighting. A heat dissipating means for dissipating heat, and a lighting cover in which the heat dissipating means is provided with a predetermined gap on the bottom plate facing the concave groove opening of the handrail body and the light emitted from the light emitting element is attached to the concave groove opening. By detachably fixing the light emitting element so as to irradiate the outside, when the light emitting element is damaged and replaced, the illumination cover can be removed and the heat radiating means to which the light emitting means is closely fixed can be removed from the bottom plate and easily replaced.

  And if a handrail main body is comprised with the extrusion pipe made from aluminum or stainless steel, even if it installs outdoors, it will not rust.

  Furthermore, by providing the vent holes at predetermined intervals on the bottom plate and the illumination cover that face the opening of the concave groove, the heat of the light emitting element can be efficiently radiated by air convection.

  In addition, since the light emitting means is made of a waterproof structure coated with a transparent silicon resin or the like, no leakage occurs even when it is flooded or dewed.

  The above effects can be organically operated, and a light-emitting element built-in handrail that is safe, reliable, and easy to maintain can be provided.

Installation diagram of handrail with built-in issue element on slope Part A enlarged view BB cross section CC cross section DD cross section Installation drawing of handrail with built-in issue element on flat ground Enlarged view of part E FF cross section

  Hereinafter, the form for implementing the light-emitting element built-in handrail of this invention is demonstrated concretely, referring drawings.

  Reference numeral 1 denotes a handrail installed on an inclined land. Reference numeral 2 denotes a support, which is fixed to the ground by an appropriate method. The small-diameter column 3 is screwed so that the height of the tip of the column 2 can be adjusted by screws 22, and each small-diameter column 3 can be easily attached to the site even if the rate of change in the height of the installation surface of the inclined ground is slightly different. It can be rotated to adjust the height.

  Reference numeral 4 denotes a handrail body. The handrail main body 4 is made of a stainless steel extruded tube having a cross-sectional shape perpendicular to the longitudinal direction and formed into a cylindrical shape having a concave groove 5. Needless to say, the handrail main body 4 is not a stainless steel extruded tube, but may be a metal extruded tube such as an aluminum extruded tube as long as it has rigidity.

  A handrail fixing fitting 6 arranged in accordance with the length of the inclined ground is fixed to the concave groove 5 by a column fixing screw 10 on a bottom plate 9 facing the opening 8 of the concave groove 5.

  The small-diameter column 3 and the handrail fixing bracket 6 are swingably connected, and the angle is adjusted according to the angle of the inclined ground, and then fixed by the angle fixing screw 11.

  A cover fixing bracket 12 is welded and fixed to the bottom plate 9 of the concave groove 5. A locking projection 14 is formed on the side plate 13 of the cover fixing metal 12. The lighting projection 15 is detachably attached to the locking projection 14 by being locked in a hole 17 formed in the cover side plate 16 so that the lighting cover 15 is positioned at the opening 8.

  Vent holes 19 and 20 are opened in the longitudinal direction at predetermined intervals in the bottom plate 9 of the groove 5 and the opening 8 of the illumination cover 15, thereby enabling internal ventilation by convection. Yes.

  A plurality of LEDs 31 soldered at a predetermined interval are disposed on a tape-like substrate 30 provided with an appropriate LED lighting circuit. The tape-like substrate 30 and the LED 31 are coated with a flexible resin 21 such as a transparent silicon resin to have a waterproof structure.

  The tape-like substrate 30 is closely attached and fixed to the substantially U-shaped heat radiating plate 32 along the longitudinal direction with an adhesive having thermal conductivity, and radiates heat generated when the LED 31 is turned on.

  At both ends of the heat radiating plate 32, an appropriate gap is provided in the bottom plate 9 of the concave groove 5, and the light emitted from the LED 31 can be irradiated from the light transmitting portion 18 of the illumination cover 15 to the outside. It is fixed detachably with. For this reason, the heat generated by the LED 31 can be efficiently discharged to the outside by the convection of the heat radiating plate 32 and the vent holes 19 and 20.

  Since the LED 31 can be mounted without cutting out the concave groove 5, even if the handrail body 4 is not reinforced, the rigidity is not impaired. Therefore, even if a pedestrian puts weight on the handrail main body 4, there is no possibility of damage.

  Needless to say, both ends of the handrail 1 may have any shape.

  As shown in FIG. 6, when the handrail 1 is installed on a flat ground, a handrail fixing bracket 41 may be welded to the small-diameter column 3 and fixed directly to the bottom plate 9 of the concave groove 5 with the fixing bolt 42. Needless to say.

  The light-emitting element built-in handrail of the present invention is rigid and can efficiently dissipate the generated heat, so it is possible to incorporate high-luminance type LEDs that generate a large amount of heat, and it can also be used in places where more brightness is required, and counter It can also be used for footrests for seats, art lighting for art museums, and advertising billboards.

DESCRIPTION OF SYMBOLS 1 Handrail 2 Support | pillar 3 Small diameter support | pillar 4 Handrail main body 5 Concave groove 6 Handrail fixing bracket 8 Opening part 9 Bottom plate 10 Support column fixing screw 11 Angle fixing screw 12 Cover fixing bracket 13 Side plate 14 Locking convex part 15 Illumination cover 16 Cover side plate 17 Hole 18 Light transmission part 19 Vent hole 20 Vent hole 21 Flexible resin 22 Screw 30 Tape-like substrate 31 LED
32 Radiation plate 33 Lighting fixture 41 Handrail fixture 42 Fixing bolt

Claims (5)

In a handrail incorporating a light emitting element in a handrail main body, a handrail main body made of a metal pipe formed in a cylindrical shape having a concave groove in a cross-section perpendicular to the longitudinal direction, and a detachable attachment to the opening of the concave groove An illumination cover, a light emitting means in which a plurality of the light emitting elements are arranged on a tape-like substrate provided with a lighting circuit, and the tape-like substrate are closely fixed along the longitudinal direction so that the light emitted from the light emitting elements is radiated. The illumination cover in which the heat radiating means and the heat radiating means are provided at a predetermined gap on the bottom plate facing the concave groove opening of the handrail main body and the light emitted from the light emitting element is attached to the concave groove opening. A light-emitting element built-in handrail characterized by being fixed to irradiate from the outside. The light-emitting element built-in handrail according to claim 1, wherein the concave groove is arranged to be downward in the vertical direction. 3. The light emitting device according to claim 1, wherein a cross-sectional shape perpendicular to the longitudinal direction of the handrail main body is constituted by an aluminum or stainless steel extruded tube formed in a cylindrical shape having the concave groove. Built-in handrail. The handrail with a built-in light emitting element according to any one of claims 1 to 3, wherein vent holes are provided at predetermined intervals in the bottom plate and the illumination cover facing the opening of the concave groove. The light-emitting element built-in handrail according to any one of claims 1 to 4, wherein the light-emitting means has a waterproof structure coated with a transparent silicon resin or the like.

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