JP2012154088A - Elastic columnar body - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an elastic columnar body which is not damaged by a collision with a bicycle, a man, or the like, and allows the bicycle, the man, or the like passing by the installation site thereof to be visually recognized.SOLUTION: An elastic columnar body 1 is formed of a cylindrical body with an opening at an upper end. The upper end of the opening is covered with a cap 12 which comprises a cap body 121 which covers the upper end opening of the columnar body 1 and a cylindrical leg part 122 which hangs from the lower end of the cap body 121 to be inserted in the upper end opening of the columnar body 1 and has a hardness higher than that of the columnar body 1. A band metal fitting 31 of the fixture 3 winds the side wall 11 of the columnar body 1 at an upper end position overlapped with the leg part 122, having a positive effect that the band metal fitting 31 is not too tightly fastened when tightened up.

Description

  The present invention relates to an elastic columnar body mainly used outdoors such as a roadside, a park, a promenade, and a bicycle path.

  Conventionally, a number of inventions have been made regarding the elastic columnar body that physically or psychologically prevents the vehicle from entering the sidewalk, and a cover is formed by using a synthetic resin having elasticity around a strong core column. In addition, various inventions have been made to relieve the impact force when a vehicle or a pedestrian collides while ensuring the vehicle's scooping force.

  For example, in Patent Document 1, a rigid core column is inserted partway through the hollow portion of a hollow synthetic resin body having elasticity, and the exterior is held between the rigid core column and the exterior body at the lower portion of the hollow portion. The elastic body stop strut is formed by interposing the body so that the exterior body is integrally held by the rigid core column, the upper portion of the hollow portion is filled with foamed elastic material, and the lower portion of the rigid core column is provided with a fixing portion. It is disclosed.

JP 2000-282428 A Japanese Patent Laid-Open No. 08-246423

  However, the conventional elastic wheel stopper cannot visually recognize the appearance of a bicycle, a person, or the like passing in the vicinity of the elastic wheel stopper through the elastic wheel stopper. In order to solve such a problem, for example, Patent Document 2 informs that it is a dangerous place for vehicles and pedestrians at road construction sites and construction sites, and as a facility for restricting the passage thereof. There has been proposed one in which a mirror is attached to a color cone to be used via an attachment member.

  However, the color cone to which the mirror is attached has a problem that, when a bicycle or a person collides, the color cone moves from a predetermined position or the color cone is damaged.

  The present invention eliminates the above-mentioned problems, and provides an elastic columnar body that can be visually recognized near a bicycle or a person who passes through the area where the bicycle or a person or the like does not break even if it collides. It is to be provided.

In order to achieve the above object, the present invention is configured as follows.
That is, the elastic columnar body according to the present invention includes a columnar body having elasticity, a mirror surface portion having a mirror surface support portion protruding from the back surface, and a mirror surface portion mounting portion from a band metal member wound around the side wall of the columnar body. And a mirror surface support portion of the mirror surface portion is fixed to the mirror surface portion attachment portion of the fixture, and the mirror surface portion is attached to the side wall of the columnar body. Is.

  In the elastic columnar body according to the present invention, the columnar body is formed by a cylindrical body having an upper end opened, and a cap is placed on the upper end of the opening, and the cap covers the upper end opening of the columnar body. A main body and a cylindrical leg portion that is suspended from the lower end portion of the cap main body and is inserted into the upper end opening of the columnar body and is harder than the columnar body. It is characterized by being wound around the side wall of the columnar body at the upper end position where is polymerized.

  The elastic columnar body according to the present invention is characterized in that the mirror surface support portion provided on the back surface of the mirror surface portion is formed of an elastic body.

  According to the present invention, the columnar body having elasticity, the mirror surface portion with the mirror surface supporting portion protruding on the back surface, and the mirror surface portion mounting portion projecting sideways from the band metal fitting wound around the side wall of the columnar body. Since the mirror surface support portion of the mirror surface portion is fixed to the mirror surface portion attachment portion of the attachment tool and the mirror surface portion is attached to the side wall of the columnar body, even if a bicycle or a person collides, The columnar body is elastically deformed, and damage to the columnar body and the mirror surface portion is reduced.

  According to the invention, the columnar body is formed of a cylindrical body having an open upper end, and a cap is placed on the upper end of the opening, the cap covering the upper end opening of the columnar body, and the cap A cylindrical leg portion that is suspended from the lower end portion of the main body and is inserted into the upper end opening of the columnar body and is harder than the columnar body, and the band metal fitting of the fixture has an upper end position where the leg portions overlap In, the band metal fitting is wound at the upper end position where the rigid leg is superposed and the deformation of the columnar body which is elastically deformed is suppressed by the leg. Therefore, the band metal fitting can be firmly tightened.

  In addition, according to the present invention, since the mirror surface support portion provided on the back surface of the mirror surface portion is formed of an elastic body, even if a bicycle or a person collides with the mirror surface support portion, Injuries can be prevented.

It is a perspective view which shows one Embodiment of the elastic columnar body which concerns on this invention. 1A is a front view, FIG. 1B is a plan view, and FIG. 1C is a right side view. It is sectional drawing which shows the principal part of the elastic columnar body which concerns on this invention.

Next, embodiments for carrying out the present invention will be specifically described with reference to the drawings.
The elastic columnar body P according to the present invention is used mainly outdoors on roadsides, parks, promenades, bicycle paths, and the like. Reference numeral 3 denotes a total of two fixtures attached respectively up and down at the upper end of the columnar body 1, and each fixture 3 includes a band-shaped band fitting 31 wound around the side wall 11 of the columnar body 1, A mirror surface portion mounting portion 32 composed of two vertical plate-shaped projecting pieces 321 projecting in the direction of the mirror surface portion 2 from the opposite ends to each other, that is, in the direction of the mirror surface portion 2 is provided. Thus, the elastic columnar body P according to this embodiment includes the columnar body 1, the mirror surface portion 2, and the fixture 3, and the mirror surface support portion 21 of the mirror surface portion 2 is the mirror surface portion attachment portion 32 of the fixture 3. The mirror surface portion 2 is fixed to the side wall 11 of the columnar body 1.

  The columnar body 1 is formed of a cylindrical body having an open upper end and a lower end, and includes a cap 12 that covers the upper end of the opened columnar body 1 and a base portion 13 that is attached to the lower end of the columnar body 1. Yes.

  The cap 12 is a hemispherical dome-shaped cap body 121 that covers the upper end opening of the columnar body 1, is suspended from the lower end portion of the cap body 121, is inserted into the upper end opening of the columnar body 1, and is harder than the columnar body 1. And a cylindrical leg portion 122. A groove portion 123 is provided around the lower side surface of the cap body 121, and retroreflective glass beads are embedded in the belt-shaped synthetic resin molded body. A reflector R1 is wound around to improve visibility at night.

  The base portion 13 includes a base portion main body 131 made of a cylindrical body having a low height, an anchor bolt B projecting from the lower surface of the base portion main body 131, and a bottomed anchor nut screwed to the anchor bolt B. N, and a groove portion 132 is provided around the side surface of the base portion main body 131. Similar to the cap portion 12, a retroreflective glass bead is formed in the groove portion 132 as a belt-shaped synthetic resin molded body. An embedded reflector R2 is wound around to improve visibility at night. And while the lower surface of the base part main body 131 is contact | abutted to installation surfaces, such as a road surface, the anchor nut N is embed | buried under the installation surface, and the elastic columnar body P is installed. The elastic columnar body P has a height of about 800 mm and an outer diameter of about 80 mm.

  Here, the columnar body 1 is not particularly limited as long as it has elasticity so as to be elastically deformed against collisions of vehicles, bicycles, passers-by, etc. Natural rubber, butadiene styrene rubber, neoprene, Butadiene acrylonitrile rubber, chloroprene polymer, butyl rubber, ethylene propylene terpolymer, urethane resin, polyisobutylene resin, polyethylene resin, ethylene vinyl acetate copolymer, silicon resin, soft vinyl chloride resin, various synthetic rubbers such as elastomers, synthetic resins, etc. An elastic material made of the above or a material obtained by foaming them may be appropriately used in consideration of molding conditions and the like. Further, recycled materials such as waste tires and factory waste materials and those obtained by processing them into chips may be used. Moreover, the cap 12 and the base part 13 should just be formed with the material harder than the columnar body 1, and the thermoplastic synthetic resin which is excellent in the ease of shaping | molding, durability, etc. is used suitably, for example using a polyurethane resin. It is formed by injection molding.

  Further, as described above, the mirror surface portion 2 is provided with the mirror surface support portion 21 protruding from the back surface thereof projecting sideways from the band fitting 31 of the fixture 3 wound around the side wall 11 of the columnar body 1. The mirror surface portion 2 is fixed to the mirror surface mounting portion 32 and the mirror surface portion 2 is mounted on the side wall 11 of the columnar body 1. More specifically, among the mounting tools 3, the mounting tool 3 mounted on the upper side is as follows. At the upper end position where the cylindrical leg 122 that is suspended from the lower end portion of the cap body 121 and is inserted into the upper end opening of the columnar body 1 and is harder than the columnar body 1 overlaps, the band metal fitting 31 is the columnar body. 1 is wound around one side wall 11. By doing so, when the band metal fitting 31 is tightened with the fasteners K such as bolts and nuts, the elastic deformation of the columnar body 1 is superposed on the columnar body 1 at the upper end position. Since it is restrained by the hard leg 122, the band metal fitting 31 can be tightened firmly. In addition, since the band metal fitting 31 should just be clamp | tightened in the position where the leg part 122 and the side wall 11 of the columnar body 1 have overlapped, the length of the said leg part 122 is made as long as possible, and the band metal fitting 31 of FIG. The whole width may be tightened in a state where it overlaps with the overlapping portion, or a portion overlapping with the lower portion is provided, and the lower fitting 3 is also tightened with the band fitting 31 at the overlapping portion. As shown in FIG. 3, the length of the leg portion 122 is shortened so that the upper fitting 3 is tightened in a state in which about half the width of the band metal fitting 31 is applied to the overlapping portion. It may be.

  Further, since the mirror surface support portion 21 provided on the back surface of the mirror surface portion 2 is formed of an elastic body, even if a bicycle or a person collides with the mirror surface support portion 21, the bicycle is damaged or the person is injured. It is made so that it can be prevented. The mirror support 21 is not particularly limited as long as it is an elastic body. Natural rubber, butadiene styrene rubber, neoprene, butadiene acrylonitrile rubber, chloroprene polymer, butyl rubber, ethylene propylene terpolymer, urethane resin, polyisobutylene resin are not particularly limited. In consideration of molding conditions, elastic materials made of various synthetic rubbers and synthetic resins such as polyethylene resin, ethylene vinyl acetate copolymer, silicon resin, soft vinyl chloride resin, elastomer, etc. Needless to say, it may be used as appropriate.

  The mirror surface portion 2 in the present embodiment is a convex mirror 22 formed by vapor-depositing an aluminum alloy on the back surface of a vertically long rectangular polycarbonate resin plate, and the convex mirror 22 is formed of a flexible material such as urethane resin. Since the outer periphery of the frame 23 is covered, even if a human hand or foot is in contact with the mirror surface portion 2, the hand is cut to prevent injury.

  Further, the fixing of the mirror surface support portion 21 and the convex mirror 22 is not particularly limited, but in the present embodiment, the mirror surface support portion 21 is formed of chloroprene rubber and the convex mirror 22 is formed of polycarbonate resin. Therefore, the mirror surface support portion 21 and the convex mirror 22 are fixed by using an acrylic modified silicone resin adhesive. When the mirror support 21 and the convex mirror 22 are formed of a material different from that of the present embodiment, the mirror support 21 and the convex mirror 22 may be fixed by appropriately selecting an adhesive.

  Further, as described above, the fixture 3 has a mirror surface portion mounting portion 32 composed of two vertical plate-shaped projecting pieces 321 protruding from a band-shaped band metal fitting 31 wound around the side wall 11 of the columnar body 1. It is formed toward the direction. And the circular through-hole 322 is provided in the base end side of the mirror surface part attaching part 32, ie, the columnar body 1, and the horizontally long long hole 323 is provided in the front end side of the mirror surface part attaching part 32, that is, the mirror surface part 2 side. With the fixture K inserted into the through hole, the band fitting 31 is tightened to fix the fixture 3 to the side wall 11 of the columnar body 1, and the fixture K inserted into the elongated hole 323 is used. The mirror surface portion 2 is attached to each fixture 3, and the fixture K is moved in the lateral direction within the range of the long hole 323, thereby adjusting the angle in the vertical direction. In addition, a spacer 33 made of an elastic body that fills the gap is inserted into the gap between the two protruding pieces 321 that are provided so as to face each other. By doing so, a human finger is prevented from entering the gap, and the two protruding pieces 321 sandwich the spacer 33 so that the band fitting 31 is fastened to the columnar body 1 with an appropriate pressing force. Can do. The spacer 33 is generally formed from a material such as a soft thermoplastic synthetic resin such as polyethylene, its foam, elastomer, rubber, or the like.

  In the present embodiment, the elongated hole 323 is provided on the tip end side of the mirror surface mounting portion 32, but this is because the mirror surface portion 2 is mounted on the columnar body 1 using two mounting tools 3 in the vertical direction. In order to adjust the angle of the mirror surface part 2 in the vertical direction, it is necessary to make the hole shape a long hole. However, when the mirror surface part 2 is attached to the columnar body 1 using one fixture 3, the hole shape is particularly required. Needless to say, it is not necessary to use a long hole but a circular hole. Moreover, if the fixture 3 is divided symmetrically and the band metal fitting 31 is pivotally supported in a hinge shape, the fixture 3 is not only inserted from above the columnar body 1 but also from the side of the columnar body 1. The attachment 3 can be attached, which is preferable.

DESCRIPTION OF SYMBOLS 1 Columnar body 11 Side wall 12 Cap 121 Cap main body 122 Leg part 123 Groove part 13 Base part 131 Base part main body 132 Groove part 2 Mirror surface part 21 Mirror surface support part 22 Convex mirror 23 Frame 3 Attachment tool 31 Band metal fitting 32 Mirror surface part attachment part 321 Projection piece 322 Through hole 323 Long hole 33 Spacer P Elastic columnar body B Anchor bolt N Anchor nut R1 Reflector R2 Reflector K Fixture

Claims (3)

  A columnar body having elasticity, a mirror surface portion with a mirror surface support portion protruding from the back surface, and a fixture with a mirror surface portion mounting portion projecting sideways from a band metal member wound around the side wall of the columnar body. An elastic columnar body, wherein the mirror surface support portion of the mirror surface portion is fixed to the mirror surface portion mounting portion of the fixture, and the mirror surface portion is attached to the side wall of the columnar body.   The columnar body is formed of a cylindrical body having an open upper end, and a cap is placed on the upper end of the opening. The cap is suspended from a cap body covering the upper end opening of the columnar body, and a lower end portion of the cap body. And a cylindrical leg portion which is inserted into the upper end opening of the columnar body and is harder than the columnar body, and the band metal fitting of the fixture is a side wall of the columnar body at the upper end position where the leg portions overlap. The elastic columnar body according to claim 1, wherein the elastic columnar body is wound around.   The elastic columnar body according to claim 1 or 2, wherein a mirror surface support portion provided on a back surface of the mirror surface portion is formed of an elastic body.

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