JP2012255274A - Flexible sign pole - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a flexible sign pole whose deterioration is suppressed in use.SOLUTION: At the lower end of a pole, a protruded portion and an eaves-like cover portion 44 are provided which are protruded outward. A base 5 has a supporting face for supporting the lower end of the pole. The supporting face is formed with a first recessed portion 55 into which the protruded portion of the pole is downward inserted and a second recessed portion which extends from the first recessed portion 55 in the peripheral direction so that the protruded portion can enter thereinto, and the upper part of the first recessed portion 55 of the base 5 into the second recessed portion of which the protruded portion enters is covered with the cover portion 44. Since the upper part of the first recessed portion 55 is covered with the cover portion, the entry of foreign matters such as sand or dust into the first recessed portion 55 is reduced to hardly cause the problem that the foreign matters induce the wear of or damage to the base 5 and the pole or become obstacles when removing the pole from the base 5.

Description

  The present invention is, for example, a flexible type installed on a road surface such as a road or a parking lot for the purpose of lane center line marking, lane guidance marking, traffic regulation guidance marking, vehicle stop position marking in a parking lot, etc. It relates to the marking pillar.

  This main flexible marking column installed on a center line or the like may be broken or damaged by a vehicle collision. For this reason, poles and bases are formed separately and assembled so that they can be disassembled, so that poles damaged by collision with the vehicle or poles that have deteriorated over time can be replaced. Various inventions are disclosed.

  For example, Patent Document 1 includes a cylindrical pole that bends and deforms when a vehicle collides, and a base that is mounted from above and is installed on a road surface to support the pole upright. Is provided with a protrusion projecting radially outward, the base has a support surface for supporting the outer peripheral surface of the lower end portion of the pole, and the pole protrusion is inserted into the support surface from above. The present applicant has disclosed a collapsible marking column characterized in that a recess and a second recess extending in the circumferential direction from the first recess and into which a protrusion can enter are formed.

JP 2007-177607 A

  The retractable marking column shown in Patent Document 1 is fixed by screwing a screw so that it penetrates the base and the pole after being rotated by a predetermined angle in the circumferential direction from the state in which the pole is inserted into the base at the time of assembly. However, the purpose of this case is to further improve the above-described configuration to suppress deterioration during use.

In order to achieve the above object, the present invention is configured as follows.
That is, the flexible marking column according to the present invention includes a flexible cylindrical pole that bends elastically by contact with a vehicle and the like, and a road surface for mounting the pole from above and supporting the pole upright. With a base installed on the
The lower end of the pole is provided with a protrusion and an eaves-like lid part protruding outward in the radial direction,
The base has a support surface that supports the outer peripheral surface of the lower end of the pole,
The support surface is formed with a first recess into which the protrusion of the pole is inserted from above and a second recess into which the protrusion can enter by extending in the circumferential direction from the first recess,
An upper portion of the first concave portion of the base into which the protrusion has entered the second concave portion is covered with the lid portion.

According to the flexible marking column of the present invention, when the pole is mounted from above the base, the protrusion is inserted into the first recess of the base, and the pole mounted on the base is rotated around the axis by a predetermined angle. The protrusion of the pole is entered into the second recess. Since the protrusion of the pole is positioned in the second recess, the protrusion is locked to the base, so that the upward movement of the pole is prevented.
And since the eaves-like cover part protrudes radially outward at the lower end of the pole and the cover part covers the upper part of the first recess part of the base where the protrusion part has entered the second recess part. , The entry of foreign matter such as sand and dust into the first recess is reduced, and it is less likely to cause problems such as inducing wear and damage to the base and pole, or obstructing the removal of the pole from the base. The

In addition, a plurality of the protrusions are formed on the pole, a plurality of first recesses into which the protrusions can be inserted are formed on the support surface, and the second recesses are formed on the first recesses. It is preferable that the protrusions are respectively formed by extending in the circumferential direction since the protrusions are locked to the base and the pole is stably attached to the base.
In addition, the lid is formed in a smaller number than the protrusion,
In the base in which the protrusions of the pole are inserted into the second recesses, if an insertion member is inserted into the first recess whose upper part is not covered by the lid, the direction opposite to the above is applied to the pole. Even if a force that rotates in the direction is applied, it is preferable that the protrusion is prevented from entering the first recess by the insertion member, and the pole is stably attached without coming off the base.

  According to the flexible marking column according to the present invention, it is possible to reduce the intrusion of foreign matters such as sand and dust into the base, and to suppress deterioration during the use process.

BRIEF DESCRIPTION OF THE DRAWINGS (b) is a top view and (b) is a front view which shows one Embodiment of the flexible marking pillar which concerns on this invention. It is AA sectional drawing of FIG. It is a front view which shows the state which removed the pole from the base of the flexible marking pillar of FIG. 3A is a plan view and FIG. 3B is a front view showing the base of FIG. 3A is a plan view, and FIG. 3B is a front view. FIG. 3A is a plan view, FIG. 3B is a front view, and FIG. It is a perspective view which shows the condition before inserting the pole of FIG. 5 in the base of FIG. It is a perspective view which shows the condition which inserted the pole to the base of FIG. It is a perspective view which shows the condition which rotated the pole of FIG. It is AA sectional drawing of FIG. It is a perspective view from the other direction of FIG. FIG. 12 is another perspective view showing a state where the pole is inserted into the base of FIG. 11 and the pole is rotated. It is a perspective view which shows the condition which inserted the insertion member in the base of FIG. It is AA sectional drawing of FIG. 13, (A) is before screwing an insertion member, (B) is the state which screwed the insertion member.

Embodiments of the present invention will be specifically described with reference to the drawings.
In the drawing, 1 is a flexible marking column.
A retractable marking column 1 according to the present invention includes a base 5 installed on a road surface and a pole 2 supported upright on the base 5.

The pole 2 includes a column portion 21 formed in a cylindrical hollow columnar body, and a cap 22 is fixed so as to close an upper end of the column 2.
Further, a reflection sheet 23 having retroreflectivity for reflecting the irradiated light in the light source direction is attached to the outer surface of the column portion 21. The reflection sheet 23 is wound around and adhered to the outer surface of the column portion 21, and two reflection sheets are arranged in parallel at intervals in the vertical direction on the column portion 21 of the present embodiment.

The pole 2 is formed of a thermoplastic polyurethane resin so that the pole 2 is elastically bent by contact with a vehicle and then restored to its original state. However, the present invention is not limited to this. , Soft polyolefins, elastomers and the like can be suitably used.
The cap 22 is also formed of the same thermoplastic polyurethane resin as that of the column part 21 and is fixed to the column part 21 by a method such as fusion or adhesion.

The base 5 is formed in a flat truncated cone shape, and a belt-like reflecting member 7 is wound around and attached to the outer wall thereof.
The reflection member 7 is embedded in a base material 72 formed in a band shape with a glass bead reflector 71 disposed at an appropriate interval. The reflector 71 made of glass beads has high retroreflectivity that reflects irradiated light in the direction of the light source, is not easily contaminated, and is not easily deteriorated. Therefore, it can be suitably used as a retroreflective member.
The base material 72 may be made of metal such as steel, stainless steel, and aluminum. In order to make it easy to embed and form the reflector 71, the base material 72 has high elasticity such as rubber, urethane resin, and elastomer. It is preferable to use a synthetic resin, and it is more preferable to use a thermoplastic resin having a certain degree of hardness, such as polyethylene or polypropylene, so that the reflector 71 is unlikely to come off.

2 is a cross-sectional view taken along the line AA in FIG.
A groove portion D for attaching the reflecting member 7 is formed on the outer peripheral wall of the base 5 over the entire circumference, and the reflecting member 7 wound around the base 5 is housed and attached in the groove portion D. ing.

A base portion 4 formed in a substantially cylindrical shape is fixed to the lower end of the column portion 21 of the pole 2.
Specifically, the lower end of the columnar part 21 formed in a cylindrical shape is inserted into an annular groove 41 formed concentrically on the upper surface of the base part 4, and is fused and fixed.

In addition, a reinforcing cylinder 3 formed in a cylindrical shape having an outer diameter smaller than the inner diameter of the column part 21 is housed in the hollow of the column part 21 and is fixed to the base unit 4.
Specifically, the lower end of the reinforcing cylinder 3 is inserted into an annular groove 42 formed concentrically inside the annular groove 41 on the upper surface of the pedestal 4 and is fused and fixed.
The material of the reinforcing cylinder 3 is preferably a thermoplastic polyurethane, a soft polyolefin, an elastomer, or the like in consideration of ease of molding, resilience to treading of a vehicle, durability, and the like. The reinforcing cylinder 3 of this embodiment is formed using thermoplastic polyurethane.
By providing the reinforcing cylinder 3 inside the pillar portion 21 and providing it on the pole 2, the pole of the pole 2 is deformed when the pole 2 is bent or deformed by passing the vehicle over the flexible marking pillar 1. The stress applied to the portion 21 can be dispersed in the reinforcing cylinder 3, and damage due to fatigue of the column portion 21 can be reduced.
Further, when the bent pole 2 is restored, the reinforcing cylinder 3 supports the column portion 21 from the inside, and is restored more strongly to the original state.

At the center of the upper surface of the base 5, a support recess 51 that is recessed in a shape corresponding to the base portion 4 of the pole 2 is provided, and the support recess 51 is formed so that the base portion 4 can be inserted and removed freely.
The inner peripheral side surface of the support concave portion 51 is formed on a support surface 51a that can support the outer peripheral side surface of the inserted base portion 4, and the pole 2 in which the base portion 4 is inserted into the support concave portion 51 of the base 5 is 5 is supported by the lower end of the support surface 51a.

3 is a front view showing a state in which the pole 2 is removed from the base 5 of the flexible marking column 1 of FIG. 1, FIG. 4 shows the base 5 of FIG. 3, (A) is a plan view, (B) is a front view, FIG. 5 shows the pole 2 of FIG. 3, (A) is a plan view, (B) is a front view, and FIG. 7 is the pole of FIG. It is a perspective view which shows the condition before inserting.
On the base 4 at the lower end of the pole 2, a rectangular protrusion 45 is formed at the lower end of the base 4 so as to project outward in the diameter direction.
Three protrusions 45 are formed in the base part 4 of this embodiment at equal intervals in the circumferential direction over the entire circumference.

In addition, a plate-shaped lid portion 44 is formed on the upper end of the base portion 4 so as to project in an eave-like shape toward the outer side of the diameter.
Two lid portions 44 of the present embodiment are formed on the base portion 4, the lateral size is the same as that of the projection 45, and the size of the outward projection is the projection. It is formed larger than 45.
In addition, each lid 44 is formed in proximity to two protrusions 45b of the three protrusions 45 in plan view. Specifically, each lid portion 44 of the present embodiment is formed at a position shifted in the counterclockwise direction in the circumferential direction of the base portion 4 from each projection 45b. The side end of 44 in the clockwise direction is formed so as to be located immediately above the side end in the counterclockwise direction of the protrusion 45b.
Note that the lid 44 is not formed in the vicinity of the remaining protrusions 45 a among the three protrusions 45.

The support surface 51a of the base 5 is provided with a first recess 55 formed in a vertical groove shape from the upper end of the support recess 51 downward, and the first recess 55 is formed in the circumferential direction of the support surface 51a. Three are formed at regular intervals.
Each of the first recesses 55 is formed so that the width of the groove corresponds to the horizontal size of the protrusion 45 of the pole 2, and the size of the recess of the groove is the protrusion of the protrusion 45. It is formed corresponding to the size.
Specifically, each first recess 55 is provided in a size that allows the protrusion 45 to be inserted in the vertical direction, and when the base 4 of the pole 2 is inserted into the support recess 51, Each protrusion 45 formed at the lower end of 4 is provided so as to pass through each first recess 55.

On the lower end side of each first recess 55, a groove-shaped second recess 56 extending in the circumferential direction therefrom is formed.
Each second recess 56 is formed to extend clockwise from each first recess in plan view, and as shown in FIG. 7, a first recess 55 extending in the vertical direction and a circumferential direction from the lower end thereof. An L-shaped groove is formed on the support surface 51a in combination with the extending second recess 56.
Specifically, the second recess 56 is formed so that the size of the recess in the groove is the same as the size of the protrusion 45, that is, the same as the first recess 55, and the groove width in the vertical direction is the same. The protrusion 45 is formed corresponding to the vertical size, and the horizontal groove is formed corresponding to the horizontal dimension of the protrusion 45.
That is, after inserting the base portion 4 of the pole 2 into the support recess 51 and then rotating the pole 2 in the clockwise direction in plan view, the protrusions 45 move from the first recesses 55 into the first recesses 55. Each said 2nd recessed part is formed so that it may approach and accommodate in the 2 recessed part 56. FIG.

8 is a perspective view showing a state where the pole 2 is inserted into the base 5 of FIG. 7, and FIG. 9 is a perspective view showing a state where the pole 2 of FIG. 8 is rotated.
As shown in FIG. 8, after inserting each protrusion 45 into each first recess 55 and inserting the lower end of the pole 2 into the support recess 51, the pole 2 can be rotated clockwise in a plan view. For example, as shown in FIG. 9, each protrusion 45 enters into each second recess 56.
Specifically, since the horizontal size of the second recess 56 is formed corresponding to the horizontal size of the protrusion 45, each of the protrusions 45 corresponds to the horizontal size. If the pole 2 is rotated so as to move only, the protrusions 45 enter the second recesses and are accommodated therein.
Thus, by accommodating each protrusion 45 in the second recess 56, the pole 2 is prevented from coming out upward from the support recess 51, and the pole 2 is attached to the base 5.
Conversely, if the pole 2 in FIG. 9 is rotated in the left direction in plan view, each projection 45 reversely moves back and enters the first recess 55, so that the pole 2 is pulled upward and removed from the base 5. Can be removed.

Further, as shown in FIG. 8, when each protrusion 45 is inserted into each first recess 55 and the lower end of the pole 2 is inserted into the support recess 51, the upper end portion of each first recess 55 opens upward. The opening S to be exposed is exposed.
When the opening S is exposed between the base 5 and the pole 2 in this way, sand or dust enters the opening S in the course of using the flexible marking column 1, and the first recess 55 or the pole 2 may be damaged, or may be an obstacle when the pole 2 is removed from the base 5.
In the pole 2 of the present embodiment, a lid portion 44 is formed adjacent to the two protrusions 45b.
Each lid portion 44 is formed at a position shifted in a counterclockwise direction in plan view from right above each projection 45b, and each projection 45b is inserted into the first recess 55 as shown in FIG. Thereafter, when the pole 2 is rotated clockwise in a plan view, the respective lid portions 44 are provided so as to move and be positioned immediately above the first concave portion 55 as shown in FIG.
Each lid portion 44 is formed in the same size in the lateral direction as the projection 45 and the projection in the outward direction is formed larger than the projection 45. The opening S of the first recess 45 formed in the corresponding width and the size of the depression is covered with each lid portion 44 positioned directly above, and the intrusion of sand or dust from the opening S can be suppressed. .

6 shows the plug-in member 6 of FIG. 3, (A) is a plan view, (B) is a front view, (C) is a side view, and FIG. 10 is a cross-sectional view taken along line AA in FIG. FIG.
The insertion member 6 includes a pin body 61 formed in a substantially rectangular shape that is long in the vertical direction, and a plate-shaped locking projection 62 that protrudes forward from the upper end of the front surface 61 a of the pin body 61.
The lateral width of the locking projection 62 is the same as the lateral width of the pin body 61.

The pin body 61 has a vertical size, a horizontal size, and a thickness size that are respectively the vertical size, the groove width size, and the groove size of the first recess 55 of the base 5. The front surface 61 a of the pin body 61 is formed in a curved shape corresponding to the bottom surface of the groove of the first recess 55.
That is, the pin body 61 of the present embodiment is formed in a size that can be accommodated inside the first recess 55.
The rear surface 61 b of the pin body 61 is formed in a curved shape corresponding to the support surface 51 a of the base 5, and when the pin body 61 is stored in the first recess 55, the rear surface 61 b of the pin body 61 is It is provided so as not to protrude into the support recess 51 that is recessed in a circular shape.

The pin body 61 is formed with a through hole 63 penetrating from the front surface 61a to the rear surface 61b. A nut N is fitted into the pin body 61 so that a male screw inserted into the through hole 63 can be screwed therein. It has been.
The through hole 63 is formed so that the opening edge 63a on the front surface 61a side protrudes inward of the through hole 63 over the entire circumference, and is fitted into the through hole 63 from the rear surface 61b side. The nut N is prevented from coming off from the front surface 61 a side and coming off from the through hole 63.

11 is a perspective view from another direction of FIG. 7, and FIG. 12 is another perspective view showing a state in which the pole 2 is inserted into the base 5 of FIG. FIG. 13 is a perspective view showing a state where the insertion member 6 is inserted into the base 5 of FIG. 12.
The protrusion 45a can be accommodated in the second recess 56 of the base 5 by inserting and rotating the pole 2 in the same manner as the protrusions 45b.
That is, as shown in FIGS. 11 and 12, after the protrusion 45a is inserted into the first recess 55 and the lower end of the pole 2 is inserted into the support recess 51, the pole 2 is rotated clockwise in a plan view. Then, the protrusion 45 a enters the second recess 56.
At this time, since the lid portion 44 adjacent to the protrusion 45a is not formed, the opening S that opens upward is exposed at the upper end portion of the first recess 55 in which the protrusion 45a is inserted as shown in FIG. It becomes a state.

As shown in FIG. 13, by inserting the insertion member 6 into the first recess 55 from above, the protrusion 45a is locked to the insertion member 6, and the protrusion 45a is The pole 2 is prevented from rotating back to the recess 55, and the pole 2 is stably attached to the base 5.
In addition, since the opening S is closed by the insertion member 6 housed inside the first recess 55, it is possible to prevent sand and dust from entering the first recess 55.
And if the insertion member 6 is removed from the 1st recessed part 55, it will become possible to rotate the pole 2 to a reverse direction, and the protrusion parts 45a and 45b will be advanced from the 2nd recessed part 56 to the 1st recessed part 55, respectively. The pole 2 can be removed from the base 5.

The insertion member 6 of the present embodiment is attached with the lower surface of the protruding protruding protrusion 62 coming into contact with the upper surface of the base 5 when inserted into the first recess 55.
When the insertion member 6 attached to the base 5 is removed, a tool or the like is inserted between the locking projection 62 and the base 5 so that the insertion member 6 can be easily pulled upward.
As shown in FIG. 6B, the insertion member 6 of the present embodiment has a concave groove 64 that is recessed upward on the lower surface of the locking projection 62. The concave groove 64 is formed so as to reach the front end of the locking projection 62. Further, as shown in FIG. 4A, a concave groove 58 that is depressed downward is formed on the upper surface of the base 5 at a position corresponding to the concave groove 64.
Since the concave groove 64 and the concave groove 58 are respectively provided, when removing the insertion member 6 attached to the base 5, a tool or the like is inserted into the gap formed between the concave groove 64 and the concave groove 58. Thus, it can be easily inserted between the locking projection 62 and the base 5, and the insertion member 6 can be easily removed.

14 is a cross-sectional view taken along the line A-A in FIG. 13, (A) is before screwing the insertion member 6, and (B) is a state where the insertion member 6 is screwed.
The base 5 of this embodiment is formed with a screw hole 53 that penetrates the outer surface of the base 5 from the wall surface of the first recess 55 into which the insertion member 6 is inserted.
The screw hole 53 is formed with a small-diameter round hole 53a on the first recess 55 side, and a large-diameter round hole 53c is formed on the outer surface side of the base 5, and between the round hole 53a and the round hole 53c. A stepped portion 53b is formed.
Further, the screw hole 53 is formed at a position corresponding to the through hole 63 of the insertion member 6, and penetrates the insertion member 6 attached with the locking projection 62 abutting on the upper surface of the base 5. The hole 63 and the screw hole 53 are provided at the same position.
And the said round hole 53a is formed in the magnitude | size which the male screw of the screw | thread B which can be screwed in to the nut N of the said insertion member 6 can be penetrated, and the head of screw | thread B cannot be penetrated, The round hole 53c is formed in such a size that the head of the screw B can be accommodated therein.

As shown in FIG. 14 (B), screw B is inserted into the screw hole 53 of the base 5 of FIG. 14 (A) from the outside and the male screw portion is screwed to the nut N of the insertion member 6. The insertion member 6 is screwed to the base 5.
The insertion member 6 is accommodated in the first recess 55 and screwed, so that the pole 2 is prevented from coming off from the base 5 and detached, and is stably attached to the base 5.
If the screw B is removed from the nut N, the insertion member 6 can be removed from the base 5 and the pole 2 can be removed from the base 5.

  Moreover, the insertion member 6 of this embodiment is accommodated and attached in the 1st recessed part 55, and the rear surface 61b does not protrude in the support recessed part 51. FIG. For this reason, when a vehicle or the like collides with the pole 2 erected and supported by the support recess 51, the impact does not concentrate on the insertion member 6 or the screw B, and the insertion member 6 or the screw B Damage is suppressed and the pole 2 is stably attached to the base 5.

  Further, the flexible marking column 1 of the present embodiment is attached to the support surface 51a of the base 5 with the lower end of the pole 2 supported, and the pole 2 and the base 5 are spanned between them, such as screws. It is not fixed by the fixing member. For this reason, when a vehicle or the like collides with the pole 2, the impact does not concentrate on the fixing member for fixing both, and the fixing member is broken and the pole 2 is detached from the base 5. Is suppressed.

Further, the base 5 of the present embodiment is formed so that the horizontal size of the second recess 56 corresponds to the horizontal size of the protrusion 45 of the pole 2.
For this reason, as shown in FIG. 12, when the protrusion 45 is housed in the second recess 56 of the base 5, one side surface of the protrusion 45 comes into contact with the side surface of the second recess 56, and the protrusion 45 The other side surface H <b> 1 is provided so as to be flush with the side surface H <b> 2 of the first recess 55.
And the insertion member 6 of this embodiment is formed so that the width of the pin body 61 corresponds to the width of the groove in the horizontal direction of the first recess 55 of the base 5. As shown in FIG. 13, when the insertion member 6 is attached to the first recess 55, one side surface of the insertion member 6 is brought into contact with the side surface of the first recess 55, and the other side surface of the insertion member 6. H3 is provided to be in contact with the side surface H2 of the first recess 55 and the side surface H1 of the protrusion 45, respectively, which are flush with each other.
In this manner, the protrusion 45 and the insertion member 6 cause one side surface to contact each other, and the other side surface to contact the side surface of the second recess 56 and the side surface of the first recess 55, respectively. Therefore, even when an impact such as a collision of the vehicle with the pole 2 of the flexible marking column 1 is given, rattling of the insertion member 6 and the protrusion 45 is suppressed in the first recess 55 and the second recess 56. The pole 2 is stably attached to the base 5.

  Further, in the flexible marking column 1 of the present embodiment, the size of the vertical groove width of the second recess 56 of the base 5 is formed corresponding to the vertical size of the protrusion 45. Therefore, the upper surface of each protrusion 45 is brought into contact with the upper side surface of each second recess 56 and is accommodated in the second recess 56, and an impact such as a vehicle colliding with the pole 2 of the flexible marking column 1 is given. Even when it is done, rattling of the protrusion 45 is suppressed in the second recess 56, and the pole 2 is stably attached to the base 5.

In the flexible marking column 1 of the present embodiment, the protrusion 45 of the pole 2 and the first recess 55 and the second recess 56 of the base 5 are formed three by three, but the present invention is not limited to this. Two or less may be formed, or four or more may be formed.
In addition, when forming the protrusion 45 of the pole 2, the 1st recessed part 55, and the 2nd recessed part 56 of the base 5 one each, the 1st recessed part 55 is covered with the cover part 44, and the said insertion member 6 cannot be inserted, for example, a fixing member such as a screw is screwed into the base part 4 of the pole 2 from the outside of the base 5 and is provided so as to be bridged between the two. The base 5 and the base part 4 are A method such as fixing can be used.

Further, the flexible marking column 1 of the present embodiment has all the first recesses 55 formed in the base 5 formed in the same shape, and is close to the protrusion 45b formed close to the lid 44. The protrusion 45a on which the lid 44 is not formed is formed in the same shape, but is not limited thereto.
For example, the protrusion 45a and the protrusion 45b may be formed in different shapes, and the shape of the first recess into which the protrusion 45a is inserted may be formed into a shape in which only the protrusion 45a can be inserted. You may form the shape of the 1st recessed part which inserts 45b in the shape which only the protrusion 45b can insert.
Even if the screw hole 53 for screwing the insertion member 6 to the base 5 is formed only in the first concave portion 55 into which the protrusion 45a is inserted, the pole 2 to the base 5 can be formed. This is preferable because there is no problem that the protrusion 45b is erroneously inserted into the first recess in which the screw hole 53 is formed.
Further, it is preferable that the screw hole 53 is formed only in the first recess 55 into which the protrusion 45a is inserted, so that problems such as sand and dust entering the first recess 55 through the screw hole 53 do not occur. .

Moreover, although the flexible marking pillar 1 of this embodiment forms the some 1st recessed part 55 arrange | positioning at equal intervals, it does not restrict to this.
For example, some or all of the intervals between the first concave portions 55 may be formed on the base 5.
By configuring as described above, the pole 2 can be provided so as to be inserted only in a specific direction with respect to the base 5, so that the screw hole 53 for screwing the insertion member 6 to the base 5 is protruded. Even if it is formed only in the first recess 55 in which the portion 45a is inserted, when the pole 2 is inserted into the base 5, the projection 45b is erroneously inserted into the first recess in which the screw hole 53 is formed. This is preferable because no problems arise.

DESCRIPTION OF SYMBOLS 1 Flexible marking pillar 2 Pole 21 Pillar part 22 Cap 23 Reflective sheet 3 Reinforcing cylinder 4 Base part 41 Annular groove 42 Annular groove 44 Lid part 45 Projection part 5 Base 51 Support recessed part 51a Support surface 53 Screw hole 55 First recessed part 56 Second recess 58 Groove 6 Insert member 61 Pin body 62 Locking protrusion 63 Through hole 64 Groove 7 Reflective member 71 Reflector 72 Base material B Screw D Groove S Opening

Claims (2)

A flexible cylindrical pole that bends elastically by contact with a vehicle and the like, and a base installed on the road surface so that the pole is mounted from above and supports the pole upright,
The lower end of the pole is provided with a protrusion and an eaves-like lid part protruding outward in the radial direction,
The base has a support surface that supports the outer peripheral surface of the lower end of the pole,
The support surface is formed with a first recess into which the protrusion of the pole is inserted from above and a second recess into which the protrusion can enter by extending in the circumferential direction from the first recess,
An upper portion of the first concave portion of the base into which the protrusion has entered the second concave portion is covered with the lid portion. The pole has a plurality of protrusions, the base has a plurality of first recesses into which the protrusions can be inserted, and the second recesses have the first recesses. Each is formed extending from the recess in the circumferential direction,
The lid portion is formed in a smaller number than the protrusion,
The insertion member is inserted in the 1st recessed part where the upper part is not covered by the said cover part in the said base into which each protrusion of the said pole penetrate | invaded into each said 2nd recessed part. A flexible marking column as described in 1.

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