JPH06108419A - Fence post - Google Patents

Abstract

PURPOSE:To promote legibility or decorative function not lonly in the daytime, but also in the night-time for fence posts installed in roads, bridge girders, parks, or station plaza, etc. CONSTITUTION:A plate 2 is provided to the side of a post body 1. One end 31 of each of a plurality of optical fibers 3 is inserted and is exposed to the surface of the plate 2, and markings or patterns, etc., are formed by the end 31. A light source device 4 is so provided that it is opposed to the other end of each of the optical fibers 3, and the incidence of light is made to the end 32 from the light source device 4 to make markings or patterns, etc. of the plate 2 radiate.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a fence post used as a protective fence or a fence such as a balustrade and installed in a road, a bridge, a park, a station square or the like.

[0002]

2. Description of the Related Art Generally, a plurality of columns are erected at appropriate intervals for fences such as roads, bridges, parks, station squares, etc., and fences. In the case of a fence post used for the fence, which is constructed by being erected, on the side surface thereof, for example, the indication of the place name or the name of the place where it is installed or the bridge name, etc., the sights of the place, the historic site, etc. A plate on which a pattern or the like according to the motif design is formed is properly attached.

[0003]

[Problems to be Solved] However, in the above-mentioned fence post in the related art, indications and patterns formed on the plate attached to the side of the post are simply printed or engraved on the plate surface. Since it was only formed by being applied, there was no change and the decorative function was poor.

[0004] Recently, there has been a demand for a decorative function at night due to an increasing awareness of improving the cityscape at night.
Since the fence post does not have any light emitting means, the display is difficult to see at night, and the visibility at night is poor and the decorative function at night is poor.

Therefore, the present invention solves the above-mentioned problems of the prior art and provides a fence post for enhancing visibility and decorative function not only in the daytime but also at night.

[0006]

In order to achieve the above object, the present invention has the following constitution. That is, in the fence strut according to the present invention, a plate is attached to the side surface of the strut body, one end surface of a plurality of optical fibers is inserted and exposed on the surface of the plate, and a display, a pattern, etc. are formed by the end surface, The light source device is provided so as to face the other end face of the optical fiber.

[0007]

In the fence post of the present invention, since the indications and patterns formed on the surface of the plate attached to the side surface of the post body are formed by exposing one end surface of a plurality of optical fibers, The display or pattern is emitted by the light from the light source device that is incident from the other end surface of the optical fiber,
Visibility and decorative functions are enhanced not only during the daytime but also at night.

[0008]

Embodiments of the present invention will be described below with reference to the drawings. 1 is a front view showing an embodiment of the fence post of the present invention, FIG. 2 is a vertical cross-sectional view of the fence post of FIG. 1, FIG. 3 is a cross-sectional view of the fence post of FIG. 1, and FIG. It is a front view showing an example of use of the fence support.

In FIGS. 1 to 4, reference numeral 1 denotes a main body of a column having a hollow interior, which is generally made of cast metal such as aluminum, zinc, and steel, and the surface of which is appropriately coated, but a fence is used. Other materials such as metal, glass fiber reinforced plastics, concrete, and wood may be used as long as they have sufficient strength to be configured, and their shape and size are not particularly limited.

Reference numeral 2 denotes a plate, which is attached to the side surface of the column main body 1. The plate 2 is generally made of a casting such as aluminum, zinc or steel, but may be made of other metal or synthetic resin, and its shape is not particularly limited. The method of attaching the plate 2 is not particularly limited, but it is convenient if the plate 2 is detachably attached to the side surface of the column main body 1 with a bolt or the like because the plate 2 can be easily replaced. . Further, at that time, it is preferable to sandwich an elastic body such as a rubber packing for preventing water infiltration between the plate 2 and the side surface of the column main body 1.

A plurality of through holes 22 are formed in the plate 2 in advance so that a display, a pattern 21 and the like can be appropriately formed, and one end face 31 of the optical fiber 3 is inserted into each of the through holes 22 from the back side. And the inserted one end surface 3
1 is exposed on the surface to form a display, a pattern 21 and the like. In addition, regarding the contents of the display and the pattern 21 that are formed, in the embodiment of FIG. 1, fireflies that fly around the water plants are formed, but the contents are not particularly limited. Alternatively, it may be formed with an appropriate content such as a display of a bridge name or the like, a design of a famous place of the place, a historic site or the like as a motif.

Further, in addition to the display and the pattern 21 by the optical fiber 3, the display and the pattern 2 are formed on the surface of the plate 2.
Indications and patterns that are different or related to 1 etc. are duplicated by printing or embossing, etc.
If the light is emitted, the display or the pattern by printing or embossing can be visually recognized in the daytime, and the display of the optical fiber 3 or the pattern 21 or the like emitted by the light can be visually recognized at night, so that different displays are displayed in the daytime and the nighttime. It is preferable because patterns and the like can be visually recognized.

The optical fiber 3 has a double structure consisting of a high refractive index core and a low refractive index clad, and is preferably an ordinary multimode type which allows light of many propagation modes to pass therethrough. The material may be made of glass such as quartz, but for example, a methacrylic resin having excellent translucency is used for the core and a synthetic resin made of fluororesin is used for the clad. It is preferable because it has excellent properties and is easy to process. The thickness and the number of the optical fibers 3 to be used may be appropriately determined according to the display and the pattern to be formed, but in the embodiment of FIG. 1, the diameter is 1 to 2 mm.
In total, about 1,300 pieces are used.

The other end face 32 of the optical fiber 3
Are converged and extended from the side surface opening 11 of the strut body 1 into the strut body 1, and the end face 3 is provided in the strut body 1.
A light source device 4 is provided opposite to the light source device 2, and the light emitted from the light source device 4 is applied to the end face 32 of the optical fiber 3.
The light incident on the plate 2 advances while being totally reflected at the interface between the core and the clad, and is emitted from the end face 31 on the plate 2 side.

The light source device 4 has a tubular body 42 housed in a box 41 as shown in FIG. 3, and a light source lamp 43 mounted in the tubular body 42 via a lamp holder 44.
A light emitting port 45 is formed on the side surface of the box 41, and the end face 3 of the optical fiber 3 converged on the light emitting port 45 is formed.
2 is attached via a support 46. Although two light source lamps 43 are mounted in the tubular body 42 in FIG. 3, the number may be one, or three or more.

The tubular body 42 is driven to rotate by a motor (not shown), and a light-transmitting color film 47 colored in an appropriate color such as red, blue or green is wound around the outer peripheral surface of the tubular body 42 to form a light source. When the light emitted from the lamp 43 passes through the color film 47, it becomes colored light whose color changes according to the rotation of the tubular body 42, and the colored light is incident on the end face 32 of the optical fiber 3 from the light emission port 45. It is designed to be.

In order to absorb the heat rays emitted from the light source lamp 43, a heat ray absorbing glass 48 is provided on the front surface of the light source lamp 43, and a ventilation opening 12 for heat radiation is provided at an appropriate portion of the pillar body 1. The heat generated from the light source lamp 43 is released to the outside by the fan 49, and the opening / closing lid 13 is provided on the upper part of the column main body 1 so that the light source device 4 can be maintained and inspected. It is preferable that the ventilation port 12 is closed by a punching plate 14 in order to prevent insects from entering, and a light shielding plate 15 is attached in order to prevent insects from collecting due to light leakage from the light source device 4.

The power source 5 used for the light source device 4 is generally attached to the lower part of the inner wall of the column body 1 and is connected to the light source device 4 by a power cable 51. The power source 5 may be a 100 V commercial power source, a solar cell, a storage battery, or the like, and is not particularly limited.

Regarding the formation of the fence by the fence post of the present invention having the above-mentioned configuration, a plurality of the fence posts of the present invention are erected at appropriate intervals so that the fence is formed only by the fence post of the present invention. Alternatively, a fence may be formed by installing a fence body between a plurality of fence fences of the present invention that are erected at appropriate intervals like a general fence, but it is preferable that the fence of the present invention is used. As shown in the example of use of FIG. 4, the pillars are used as parent pillars, which are erected at both ends or in the middle of fences such as roads, bridges, parks and station squares, and fences such as balustrades. In FIG. 4, reference numeral 6 denotes a fence, and the fence 6 is supported by support pillars 7 which are erected at appropriate intervals, and the fence for the present invention is erected at a substantially middle position of the fence. .

[0020]

EFFECTS OF THE INVENTION The fence post of the present invention is formed by inserting and exposing one end surface of a plurality of optical fibers on the surface of a plate attached to the side surface of the post body, such as a display and a pattern. The display or pattern is emitted by the light from the light source device incident from the other end face of the optical fiber, and the fence post of the present invention has improved visibility and decorative function not only in the daytime but also at night. .

[Brief description of drawings]

FIG. 1 is a front view showing an embodiment of a fence post according to the present invention.

2 is a vertical cross-sectional view of the fence post of FIG. 1. FIG.

3 is a cross-sectional view of the fence post of FIG.

FIG. 4 is a front view showing an example of use of the fence post of FIG. 1.

[Explanation of symbols]

 1 Support body 2 Plate 21 Display and pattern 3 Optical fiber 31 End face 32 End face 4 Light source device 42 Cylindrical body 43 Light source lamp 5 Power supply 6 Fence 7 Support pillar

Claims (1)

[Claims] 1. A plate is attached to a side surface of a column body, one end surface of a plurality of optical fibers is inserted and exposed on the surface of the plate, and a display or a pattern is formed by the end surface. A support for a fence that is provided with a light source device facing the end face.