JPH1143911A - Sight-handicapped person guide marker fixing structure - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a fixing structure for a marker main body in which construction time for a sight-handicapped person guide marker can be largely shortened in construction of it. SOLUTION: A connection rod 3 is protruded from a lower bottom surface of a marker main body 1, a vertical direction insertion hole 5 in which the connection rod 3 can be inserted is formed in a cylindrical fixing body 2 of which lower half part is parted to plural lock piece parts 8, a down-inclined taper step edge 6 to narrow an inner diameter of the insertion hole 5 is formed in it, a cylindrical fixing body 2 is installed in an installation hole 11 bored in a walking road surface 10, and the connection rod 3 of the marker main body 1 is inserted from above into the insertion hole 5 in the cylindrical fixing body 2. In this condition, the marker main body 1 is pressed downward to forcedly engage the connection rod 3 with the taper step edge 6 in the insertion hole 5 to open the lock piece parts 8, thereby the lock piece parts 8 are fitted to a circumferential wall of the installation hole 11 to be fixed.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a fixing structure of a marker for guiding a visually impaired person laid on a walking road surface.

[0002]

2. Description of the Related Art As shown in FIG. 7, a marker for guiding a visually impaired person has a marker body a formed in a circular shape, an oval shape or the like.
Are laid in a predetermined arrangement on a walking road surface b such as an outdoor sidewalk or an indoor passageway, and are used for guiding visually impaired persons.

In such a marker for guiding a visually impaired person, as a conventional fixing means of the marker body a to the walking road surface b, as shown in FIG.
After the mounting hole c is filled with an epoxy resin adhesive d, a connecting rod e composed of a screw rod projecting downward from the lower bottom surface of the marker body a is inserted into the mounting hole c. hand,
The connecting rod e is fixed to the mounting hole c with an adhesive d to fix the marker body a.

[0004]

The adhesive d as described above
In the conventional fixing means using the method, it takes a considerable time until the adhesive d is completely solidified, and therefore, there is a problem that it takes a long time to complete the construction.

An object of the present invention is to provide a fixing structure for a marker for guiding a visually impaired person, which can solve such a conventional problem.

[0006]

According to the present invention, there is provided a marker body having a connecting rod projecting downward from a bottom surface, and a vertical insertion hole into which the connecting rod is inserted. A tapered step that slopes down to narrow the inner diameter is formed, and the lower half part is divided into a plurality of locking pieces by a plurality of notch grooves from the position of the substantially tapered step to the lower end. The cylindrical fixed body is inserted into a bottomed mounting hole formed in a walking road surface, and a connecting rod of the marker body is inserted from above into the insertion hole of the cylindrical fixed body. Further, by pressing the marker body downward to forcibly fit the connecting rod into the tapered step edge of the insertion hole and expanding the locking piece, the locking piece is pressed against the peripheral wall of the mounting hole. It is characterized by being fixed.

In this configuration, a cylindrical fixed body is inserted into a bottomed mounting hole formed in a walking road surface, and a connecting rod of a marker body is inserted from above into a through hole of the cylindrical fixed body. When the marker body is pressed downward with an appropriate tool such as a hammer, the connecting rod is forcibly fitted into the tapered step edge of the insertion hole, and the locking piece of the cylindrical fixed body is inserted into the mounting hole. And press-fit to the peripheral wall of the mounting hole. Accordingly, the cylindrical fixed body is fixed to the mounting hole, and the connecting rod of the marker body is fixed to the cylindrical fixed body, so that the marker main body can be fixed instantaneously.

Further, according to the present invention, there is provided a cylindrical fixed body having a vertically inserted hole, a lower half portion of which is divided into a plurality of locking pieces by a plurality of vertically cutout grooves. And a tapered wedge body which is formed so that the outer diameter gradually increases as it goes down, and whose upper part is fitted into the insertion hole from the lower end of the cylindrical fixed body. The cylindrical fixed body of the marker body in which the tapered wedge body is fitted into the insertion hole from the lower end is inserted into a bottomed mounting hole formed in a walking road surface, and the marker body is further pressed downward. By forcibly fitting the tapered wedge body into the insertion hole of the cylindrical fixed body and expanding the locking piece, the locking piece is pressed against the peripheral wall of the mounting hole and fixed. Is what you do.

In such a configuration, the cylindrical fixed body having the tapered wedge body fitted into the insertion hole from the lower end is fitted into the bottomed mounting hole formed in the walking road surface, and the hammer is fixed. When the marker main body is pressed downward by an appropriate tool such as the above, the tapered wedge body is forcibly fitted into the insertion hole of the cylindrical fixed body, and the locking piece of the cylindrical fixed body expands in the mounting hole. Open and crimp against the peripheral wall of the mounting hole. As a result, the cylindrical fixed body is fixed to the mounting hole, and the marker body can be fixed instantaneously.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A first embodiment of the present invention is shown in FIGS.
Referring to FIG.

In the drawings, reference numeral 1 denotes a marker body of a marker for guiding a visually impaired person, and 2 denotes a cylindrical fixed body. The marker body 1 has a circular shape in accordance with the standard
It is formed in a predetermined shape such as an oval (see FIG. 7), and one or a plurality of round bar-shaped connecting rods 3 project downward from the lower bottom surface according to the shape. The connecting rod 3 may be formed integrally with the marker body 1 or may be formed separately and fixed to the marker body 1 via welding or the like. The lower end of the connecting rod 3 is formed in a round shape so as to be easily fitted into a tapered step edge 6 described later, and this is used as a fitting guide end 4. The insertion guide end 4 may have a tapered shape other than a round shape such that the diameter becomes smaller toward the bottom.

On the other hand, the cylindrical fixed body 2 has a vertically extending through-hole 5 formed along the axis through which the connecting rod 3 can be inserted from above, so that the inside diameter of the through-hole 5 is reduced. Is formed with a tapered step edge 6 inclined downward. The inner diameter of the tapered step edge 6 is provided so as to gradually become smaller than the outer diameter of the connecting rod 3 as it goes downward. In the lower half portion of the cylindrical fixed body 2, a plurality of notched grooves 7 extending from a position substantially the same as the tapered step edge 6 to a lower end thereof are provided.
The notch groove 7 divides the lower half portion of the cylindrical fixed body 2 into a plurality of locking pieces 8.
Note that a plurality of protrusions 9 for retaining may be formed on the outer peripheral surface of the locking piece 8 along the circumferential direction.

In such a configuration, the marker body 1 is
As shown in FIG. 2, a bottomed mounting hole 11 substantially matching the length of the cylindrical fixed body 2 is provided on the walking road surface 10 such as an outdoor sidewalk or an indoor passageway, as shown in FIG. And the cylindrical fixed body 2 is inserted into the mounting hole 11.

Next, the connecting rod 3 of the marker body 1 is inserted into the insertion hole 5 of the cylindrical fixed body 2 from above, and the marker body 1 is pressed downward by a suitable tool such as a hammer in this state. As shown in FIG. 3, the fitting guide end 4 of the connecting rod 3 is forcibly fitted into the tapered step edge 6 of the insertion hole 5, and the locking piece 8 of the cylindrical fixed body 2 is attached by the forced fitting. It is expanded in the inside 11, and is pressed so as to bite into the peripheral wall of the mounting hole 11. Here, a plurality of protrusions 9 are provided on the outer peripheral surface of the locking piece 8.
Is formed, the ridges 9 provide a stronger retaining action.

As a result, the cylindrical fixed body 2 is
And the connecting rod 3 of the marker body 1 is fixed to the cylindrical fixed body 2, so that the marker body 1 can be instantly fixed to the walking road surface 10.

Next, a second embodiment of the present invention will be described with reference to FIGS.

In the drawings, reference numeral 1 denotes a marker body of a marker for guiding a visually impaired person, and reference numeral 12 denotes a tapered wedge.
The marker body 1 is the same as that of the first embodiment, and is formed in a predetermined shape such as a circle or an oval according to a standard defined by the regulations, and one or more markers are formed from the lower bottom surface according to the shape. Cylindrical fixed body 13 is projected downward. The cylindrical fixed body 13 may be integrally formed with the marker main body 1 or may be formed separately and fixed to the marker main body 1 by welding or the like. The cylindrical fixed body 13 has an insertion hole 14 formed in the vertical direction along the axis. Further, the lower half of the cylindrical fixed body 13 has
It is divided into a plurality of locking pieces 16 by a plurality of notch grooves 15 in the vertical direction. Note that a plurality of protrusions 17 for retaining may be formed on the outer peripheral surface of the locking piece 16 along the circumferential direction.

On the other hand, the tapered wedge body 12 is formed in a frusto-conical shape such that the outer diameter gradually increases as it goes down.
The outer diameter of the upper end is provided to be smaller than the inner diameter of the insertion hole 14, and the upper part is fitted into the insertion hole 14 from the lower end of the cylindrical fixed body 13. And held at the lower part of the cylindrical fixed body 13.

In such a configuration, the marker body 1 is
As shown in FIG. 4, a bottomed mounting hole 11 substantially matching the length of the cylindrical fixed body 13 is fixed to the walking road surface 10 such as an outdoor sidewalk or an indoor passageway, as shown in FIG. The cylindrical fixed body 13 in which the tapered wedge body 12 is fitted into the insertion hole 14 from the lower end is fitted into the mounting hole 11.

Next, in this state, when the marker body 1 is pressed downward by a suitable tool such as a hammer, the tapered wedge 12 is inserted into the insertion hole 14 of the cylindrical fixed body 13 as shown in FIG.
Is forcibly fitted, and by this forcible fitting, the locking piece 16 of the cylindrical fixed body 13 expands in the mounting hole 11, and is pressed so as to bite into the peripheral wall of the mounting hole 11. Here, when a plurality of ridges 17 are formed on the outer peripheral surface of the locking piece 16, the ridges 17 can provide a stronger retaining action.

Thus, the cylindrical fixed body 13 is attached to the mounting hole 1.
1, the marker main body 1 can be instantaneously fixed to the walking road surface 10.

[0022]

According to the present invention, as described above, the marker body 1 is provided.
The connecting rod 3 projects downwardly from the lower bottom surface, and the lower half part is divided into a plurality of locking pieces 8. And a tapered stepped edge 6 inclined downward so as to narrow the inside diameter of the insertion hole 5, and the cylindrical fixed body 2 is inserted into a mounting hole 11 formed in a walking road surface 10. Then, the connecting rod 3 of the marker main body 1 is fitted into the insertion hole 5 of the cylindrical fixed body 2 from above, and the marker main body 1 is pressed downward in this state, thereby connecting the connecting rod 3 to the tapered step edge of the insertion hole 5. 6, the locking piece 8 is expanded by expanding the locking piece 8 so that the locking piece 8 is pressed against the peripheral wall of the mounting hole 11 and fixed. As a result, the marker body 1 can be fixed instantaneously, and the construction time can be greatly reduced. There is.

Further, as described above, the present invention provides the cylindrical fixed body 13 having the insertion hole 14 in the vertical direction and the lower half portion divided into a plurality of locking pieces 16 on the lower bottom surface of the marker body 1. On the other hand, the upper part of the tapered wedge body 12 formed so as to gradually increase in diameter as the outer diameter goes downward is fitted into the insertion hole 14 from the lower end of the cylindrical fixed body 13, and in this state, Then, the cylindrical fixed body 13 is inserted into the mounting hole 11 formed in the walking road surface 10 and the marker body 1 is pressed downward to forcibly insert the tapered wedge body 12 into the insertion hole 14 of the cylindrical fixed body 13. By expanding the locking piece 16 to press the locking piece 16 against the peripheral wall of the mounting hole 11 and fixing the same, the instantaneous speed is higher than that using a conventional adhesive. Marker body 1 can be fixed to the There is an excellent effect that may be shortened.

[Brief description of the drawings]

FIG. 1 is an external perspective view of a first embodiment of a fixing structure of a marker for guiding a visually impaired person according to the present invention.

FIG. 2 is a longitudinal sectional view showing a construction process of the above.

FIG. 3 is a longitudinal sectional view showing the completion state of the construction.

FIG. 4 is a longitudinal sectional view showing a construction process of a second embodiment.

FIG. 5 is a longitudinal sectional view showing the completion state of the construction.

FIG. 6 is a longitudinal sectional view showing a conventional marker body fixing means.

FIG. 7 is a plan view showing an example of laying markers for guiding visually impaired persons.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Marker main body 2 Cylindrical fixed body 3 Connecting rod 5 Insertion hole 6 Taper step edge 7 Notch groove 8 Locking piece part 10 Walking road surface 11 Mounting hole 12 Tapered wedge body 13 Cylindrical fixed body 14 Insertion hole 15 Notch groove 16 Locking piece

Claims (2)

[Claims] 1. A marker body having a connecting rod projecting downward from a lower bottom surface, and a vertical insertion hole into which the connecting rod is inserted. The inside of the insertion hole is inclined downward to reduce the inner diameter. A tapered stepped edge is formed, and a cylindrical fixed body whose lower half is divided into a plurality of locking pieces by a plurality of notched grooves extending from the position of the substantially tapered stepped edge to the lower end; The cylindrical fixed body is inserted into a bottomed mounting hole formed in a road surface, the connecting rod of the marker main body is inserted into the insertion hole of the cylindrical fixed body from above, and the marker main body is pressed downward. The connecting rod is forcibly fitted into the tapered step edge of the insertion hole by pressing to expand the locking piece, and the locking piece is pressed against the peripheral wall of the mounting hole and fixed. Fixed structure of marker for guiding disabled people. 2. A cylindrical fixed body having an insertion hole in the vertical direction and a lower half portion divided into a plurality of locking pieces by a plurality of notch grooves in the vertical direction is formed downward from the lower bottom surface. A marker main body, comprising a tapered wedge body formed so that the outer diameter gradually increases as it goes down, and an upper part is fitted into an insertion hole from a lower end of the cylindrical fixed body; Insert the cylindrical fixed body of the marker body with the tapered wedge body fitted into the insertion hole from the lower end into the bottomed mounting hole drilled on the walking road surface, and further press the marker body downward to form the tapered shape. The visually impaired person characterized in that the wedge body is forcibly fitted into the insertion hole of the cylindrical fixed body and the locking piece is expanded, whereby the locking piece is pressed against the peripheral wall of the mounting hole and fixed. Fixing structure of guidance marker.