JP2555855B2 - Road sign post - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a road signpost used for a center line of a road, a lane change line and a separation zone.

[0002]

2. Description of the Related Art Conventionally, as this type of road marking pillar, there are a fixed type buried in the road surface, a road standing type, and the like, and it is known that the pillar body is molded with a hollow pipe made of metal such as aluminum or iron. ing. In addition, in order to enhance the marking function, there is known a marking pillar in which a light source that is connected to a power source of about 100 V and is turned on or blinks is attached to the upper end of the pillar body, and a marking pillar that uses a solar cell as a power source. .

By the way, in such a conventional road sign post, turning on and off the light source is effective for enhancing the visibility as a sign, but when a power source is used, the amount of electricity consumed is large and power saving is required. From the standpoint of improvement, improvement is desired. In addition, since a metal hollow pipe is used for the pillar body, if the vehicle body is distorted or damaged by an impact, not only the vehicle due to a vehicle collision, but at the same time, the circuit of the light source is often destroyed, which is uneconomical. is there. Further, if the pillar body is left in a damaged and destroyed state, it may obstruct other vehicles and pedestrians and cause a secondary accident.

[0004]

SUMMARY OF THE INVENTION An object of the present invention is to provide a self-restoring property against damage due to a vehicle collision, prevent secondary accidents, etc. It is to provide an improved road signpost to protect against

[0005]

In the road sign post according to the present invention, the upper end opening of a hollow pillar main body having a sign on the outer peripheral surface is closed by a removable cap, and the pillar main body is erected on a pedestal. It is to be installed on the road surface, and the pillar body is molded with an elastic body that absorbs impact force and can be elastically restored, and a light source device in which a solar cell, a storage battery and an irradiation light lamp are connected to the circuit board is attached to the pillar body. The illumination light lamp is turned on or blinks. Further, in the present invention, the circuit board and the storage battery of the light source device can be housed in the pedestal, the solar cell and the irradiation light lamp of the light source device are incorporated in the cap, and the circuit board and the storage battery are housed inside the pillar body. be able to. Further, in the present invention, the pillar main body is covered with a transparent pipe from the outside over the entire length or a fixed length, the irradiation light lamp incorporated in the cap is protected from the outside with the transparent pipe, and the emission of the irradiation light lamp is performed through the transparent pipe. It is also possible to irradiate in all directions, and the cap is molded with a light-transmitting material, each member of the light source device except the storage battery is incorporated into the cap, and the light emitted from the irradiation light lamp is irradiated in all directions through the cap. Configurable.

[0006]

After the road surface is installed, even if the pillar main body is temporarily deformed by the impact force caused by the collision of the vehicle or the like, the elasticity of the pillar restores the original shape. This shock absorbing action protects the light source device mounted on the column main body from damage. If the light source device is attached to the detached portion of the pillar body, it can be easily replaced only when the component is damaged. Further, since a solar cell is used as the electromotive force power source of the light source device, it is effective in saving power and energy.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a road signpost according to the present invention will be described below with reference to the drawings. FIG. 1 shows an assembled sectional view of a first embodiment according to the present invention. The pillar main body 10 of the road marking pillar is made of a hollow tubular material made of an elastic material such as polyurethane rubber. The top of the pillar main body 10 is closed by a cap 11 to prevent rainwater, dust, and mud from entering. I'm out. The lower part is fixed by the pedestal 12 and can stand on the road. Since the pillar body 10 is hollow and cylindrically formed of an elastic material having high mechanical strength, such as polyurethane rubber, the impact force is not affected to some extent even when the pillar body 10 is temporarily deformed by a collision of a vehicle or the like. It absorbs and restores its original shape. The cap 11 and the pedestal 12 are also made of an elastic material, such as polyurethane rubber, which is the same material as that of the column main body 10 and has a required shape.

The pillar main body 10 may be fixed to or removable from the pedestal 12. Further, on the outer peripheral surface of the column main body 10, a sign of a reflection area band made of luminescent paint or a reflection sheet is provided at intervals over almost the entire height or only in the upper half. The light of the illumination light of the vehicle traveling at night is reflected by the reflective sign so that the driver can clearly see the sign.

A cap 1 fitted on the upper end of the pillar body 10.
In FIG. 1, the solar cell 13 is embedded almost flush with the upper surface thereof. The solar cell 13 is covered from above with a protective cover 14 made of a resin material such as polycarbonate having excellent sunlight transmission properties to protect it from external impacts and not to impair the function of the solar cell 13. Protected.
In the embodiment, the solar cell 13 is made of a single crystal such as a silicon semiconductor, and the solar cell 13 is mounted on both side surfaces of the cap 11, and a pair of back-to-back irradiation light lamps 15,
It is electrically connected to 15. As the irradiation light lamp 15, for example, a high-precision type light emitting diode (L
ED) is used.

A storage battery 16 which constitutes a light source device together with the above-mentioned solar cell 13 and irradiation light lamp 15 is arranged inside the pillar body 10 by using the pedestal 12, and the storage battery 16 is led to the solar cell 13. By connecting with the line 17 and storing the electric power obtained by the solar cell 13 in the storage battery 16, the irradiation light lamp 15 serves as a permanent power source. The two irradiation light lamps 15 and 15 are connected to a circuit board 18 which is also a member of the light source device together with a solar battery 13 and a storage battery 16 as a power source through a lead wire 17. Irradiation light lamp 15, 1
It is a circuit that blinks 5 at a constant cycle. The blinking cycle is, for example, about 0.05 to 0.1 seconds. However, circuit board 1
Of course, it is possible to set the blinking circuit to the lighting circuit by setting 8.

2 and 3 each show an example in which the structure of the embodiment of FIG. 1 is partially modified. In the modification of FIG. 2, the pedestal 12 is provided with a storage recess 20, and the storage recess 2
It has a structure in which the storage battery 16 and the circuit board 18 described above are compactly stored in 0. That is, the storage in the storage recess 20 increases the possibility that the storage battery 16 and the circuit board 18 can be safely protected from the impact at the time of a collision of the vehicle or the like, compared with the case where the storage battery is set on the pedestal 12 in FIG. In the case of FIG. 3, similarly, in order to further enhance the protection property, a protection case 21 made of an aluminum die-cast product or metal is embedded and fixed in the pedestal 12, and the storage battery 16 and the circuit board 18 are placed inside the protection case 21. The structure is safely stored.

With the above structure, the pillar body 1 is installed after the road surface is installed.
Even when the vehicle collides with 0, the column body 10 can restore its original shape by its elasticity depending on the degree of the collision. Due to this restoring action, the light source device is also protected from impact.

FIG. 4 shows a second embodiment of the present invention, which is shown in FIG.
The cap 11 for closing the upper portion of the pillar body 10 shown in FIG. 3 can be attached and detached via the screw portion 22 provided at the upper open end of the pillar body 10. Further, the circuit board 18 is the recess 2 formed in the cap 11 in this embodiment.
No. 3, and the connection distance to the solar cell 13 is shortened. Although not shown, the storage battery 16 is arranged around the lower pedestal 12 as in FIG. With this structure,
When the solar cell 13, the irradiation light lamp 15, and the circuit board 18 are damaged by a vehicle collision and need to be replaced, the cap 11 can be removed from the pillar body 10 to easily replace the parts. is there. Although the cap 11 is attached to the pillar main body 10 by the screw portion 22, a press-fitting or fitting method may be used instead of the screw portion 22 to such an extent that it can be easily attached and detached.

FIG. 5 shows a third embodiment of the present invention. The third embodiment has a structure in which a hollow transparent pipe 30 is doubly provided outside the column main body 10 shown in the first and second embodiments. The transparent pipe 30 has a shape in which a pair of irradiation light lamps 15 and 15 are covered from the outside,
It is also a member that protects from impact. Transparent pipe 30
The original intended function of is to let the light emitted from the irradiation light lamp 15 act like a lens through the transparent body at night.
The aim is to make the light emitting area appear larger and irradiate it in all directions at 360 ° to further improve the visibility. Since the transparent pipe 30 is a transparent body, it does not hinder the visibility of the marking such as the reflection sheet provided on the outer periphery of the inner pillar body 10, and there is no problem. Other parts are designated by the same reference numerals as those corresponding to the first and second embodiments described above, and the description thereof will be omitted.

FIG. 6 shows a fourth embodiment of the present invention. In the fourth embodiment, the transparent pipe 3 used in the third embodiment is used.
Instead of the cap 11, a semi-transmissive light emitting cap 31 is fitted to the upper end of 0, and the irradiation light lamps 15 and 15 are set inside the light emitting cap 31. The upper end of the light emitting cap 31 is closed by the protective cover 14 of the solar cell 13. In this structure, it is possible to greatly enhance the visibility of light emitted from the irradiation light lamp 15 through the light emitting cap 31 and further through the transparent pipe 30 by the lens action. Also, this third
In the embodiment, there is an advantage that the light emission of the irradiation light lamp 15 can be visually recognized from all directions of 360 ° and the mounting space for each component is compact.

FIG. 7 shows the cap 11 of the first embodiment.
A structural deformation is added to the cap 11, and the cap 11 is provided with the long holes 32 in a number corresponding to the number of lamps as a mounting portion of the irradiation light lamp 15. That is, as in the case of the light emitting cap 31 of the fourth embodiment shown in FIG. 6, the light emitted from the irradiation light lamp 15 is radiated in all directions of 360 ° through each of the elongated holes 32, thereby improving the visibility.

[0017]

As described above, the road sign pillar according to the present invention is restored to its original shape by its elasticity even if the pillar body is temporarily deformed by the impact force due to the collision of a vehicle or the like, and the impact The light source device mounted on the column body can also be protected from being damaged by the absorbing action. If the light source device is attached to remove the portion of the pillar body, parts can be easily replaced, even when subjected to breakage. In addition, since the solar cell is used as the electromotive force power source of the light source device, it is effective in saving power and energy, and can be applied to various structures capable of irradiating in all directions, thereby improving visibility.

[Brief description of drawings]

FIG. 1 is a sectional assembly view of a first embodiment of a road marking pillar according to the present invention.

FIG. 2 is an enlarged sectional view of an example in which the first embodiment is partially modified.

FIG. 3 is an enlarged cross-sectional view of another example in which the first embodiment is partially modified.

FIG. 4 is a partial cross-sectional view of a second embodiment of the road marking pillar according to the present invention.

FIG. 5 is a partial cross-sectional view of a third embodiment of the road marking pillar according to the present invention.

FIG. 6 is a partial sectional view of a road sign post according to a fourth embodiment of the present invention.

FIG. 7 is a partial cross-sectional view of a road sign post according to a fifth embodiment of the present invention.

[Explanation of symbols]

 10 Pillar body 11 Cap 12 Pedestal 13 Solar cell 14 Protective cover 15 Irradiation light lamp 16 Storage battery 17 Lead wire 18 Circuit board 21 Protective case 30 Transparent pipe 31 Light emitting cap

Claims (3)

(57) [Claims] 1. A hollow elastic pillar main body having a top end opening closed by a detachable cap incorporating a solar cell and an irradiation light lamp, and a mark on the outer peripheral surface, and a storage battery on the top or inside. While standing on the stored pedestal,
By covering the pillar body including the cap part from the outside with a transparent pipe, the solar cell and the irradiation light lamp built in the cap are protected from the outside and the light emitted from the irradiation light lamp is irradiated in all directions through the transparent pipe. A road sign post that is installed on the road surface. 2. The road sign post according to claim 1, wherein a circuit board connected to the solar cell, the irradiation light lamp, and the storage battery is housed on the upper surface or inside the pedestal. 3. The road sign post according to claim 1, wherein a circuit board connected to the solar cell, the irradiation light lamp, and the storage battery is housed inside the cap.