JP2023078420A - pipe material - Google Patents

Abstract

To provide a pipe material which is installed in a barricade, a fence, a protective fence, or the like which prohibits intrusion and passage of vehicles and people, and is used to call attention of occupants of vehicles and passersby.SOLUTION: The present invention pertains to a pipe material X having translucency and formed into a cylindrical body. The pipe material X is provided with first and second outer circumferential arc surfaces 3, 4 of radius R centered on the cylinder centerline a, and first and second outer circumferential surfaces 5, 6. A chord γ connecting both ends d1, d2 of the first outer circumferential arc surface 3 and a chord ε connecting both ends e1, e2 of the second outer circumferential arc surface 4 are arranged in parallel with a chord interval SG therebetween. The first and second outer circumferential arc surfaces 5, 6 intersect the chords γ,ε of the first and second outer circumferential arc surfaces 3, 4 and are formed between the chords γ,ε of the first and second outer circumferential arc surfaces 3, 4.SELECTED DRAWING: Figure 2

Description

The present invention can be installed in barricades, fences, protective fences, etc. that partition off areas such as restricted areas, construction sites, roads, cliffs, etc., and prohibit the entry and passage of vehicles and people. It relates to a pipe material used to call attention to.

Patent Document 1 discloses a barricade as a barricade technique using a pipe material. The barricade has a pair of stands and two single pipes. Each barreed has a pair of holding parts fixed to the upper and lower sides in the vertical direction. Each single pipe material is cylindrically formed from a carbon steel pipe. Each single pipe material is installed between each stand and fixed to each stand by being inserted into each holding portion of each stand.

JP 2016-153553 A

The barricade of Patent Document 1 can partition places such as off-limits areas, construction sites, roads, etc., and prohibit entry and passage of vehicles and people. Therefore, it is not possible to call the attention of vehicle occupants and passers-by by using each single pipe material.

Claim 1 according to the present invention includes a first outer peripheral arcuate surface having a radius R centered on the center line of the cylinder, which is formed in a cylindrical body having translucency, and a A second outer circumferential arc surface having the radius R, a first outer circumferential plane, and a second outer circumferential plane, a chord connecting both end points of the first outer circumferential arc surface, and the second outer circumferential arc The chords connecting the end points of the surface are arranged in parallel with a chord interval, and the first outer peripheral plane and the second outer peripheral plane are the chords of the first outer peripheral circular arc surface and the second outer peripheral plane. The pipe material is characterized in that it is formed between the chords of the first outer arc surface and the chords of the second outer arc surface, intersecting the chords of the outer circumference arc surface.

According to claim 2 of the present invention, a cylindrical body is formed to have a first outer peripheral arc surface having a radius R around the center line of the tube, and a second outer peripheral surface having a radius R centering around the center line of the tube. An arc surface, a first outer peripheral plane, and a second outer peripheral plane are provided, and a chord connecting both end points of the first outer peripheral arc surface and a chord connecting both end points of the second outer peripheral arc surface are , arranged in parallel with a chord spacing therebetween, the first peripheral plane and the second peripheral plane intersecting the chords of the first peripheral arc surface and the chords of the second peripheral arc surface; is formed between the chord of the first outer arcuate surface and the chord of the second outer arcuate surface.

Claim 3 according to the present invention is formed in a cylindrical body, a first outer peripheral arc surface having a radius R about the center line of the cylinder and a center angle of less than 180° centering on the center line of the cylinder, and a second outer circumferential arc surface centered on the cylinder center line and having the same radius R as that of the first outer circumferential arc surface and centering on the cylinder center line and having the same center angle as the first outer circumferential arc surface. , a first outer peripheral plane, and a second outer peripheral plane, wherein a chord connecting both end points of the first outer peripheral arc surface and a chord connecting both end points of the second outer peripheral arc surface are the cylinder The first outer peripheral plane and the second outer peripheral plane are arranged in parallel with a reference straight line orthogonal to the center line, and the first outer peripheral plane and the second outer peripheral plane are arranged to intersect the reference straight line. The pipe material is formed between the chords of the second outer peripheral arc surface.

According to claim 4 of the present invention, the first outer peripheral plane and the second outer peripheral plane are arranged orthogonal to the reference straight line, and the chord of the first outer peripheral arc surface and the second outer peripheral plane are arranged perpendicularly to the reference straight line. 4. The pipe material according to claim 3, characterized in that it is formed between chords of the outer peripheral arc surface.

Claim 5 according to the present invention comprises a first perimeter intersecting surface, a second perimeter intersecting surface, a third perimeter intersecting surface, and a fourth perimeter intersecting surface, wherein the first perimeter plane is disposed at one end point of the first outer arc surface with a surface interval therebetween, perpendicular to the chord of the first outer arc surface and the chord of the second outer arc surface, and the first The second outer peripheral plane is formed between a chord of the outer peripheral arc surface and a chord of the second outer peripheral arc surface, and the second outer peripheral plane is spaced apart from the other end point of the first outer peripheral arc surface by the surface interval. positioned orthogonal to a chord of the first arcuate surface and a chord of the second arcuate surface and formed between a chord of the first arcuate surface and a chord of the second arcuate surface; , the first outer circumference intersection plane is between a first intersection of the chord of the first outer circumference arc surface and the first outer circumference plane, and one end point of the first outer circumference arc surface wherein the second outer perimeter intersecting plane is defined by a second intersection of the chord of the first outer perimeter arc surface and the second outer perimeter plane at right angles and the other end point of the first perimeter arc surface. The third outer peripheral intersecting plane is formed between a third intersection of the chord of the second outer peripheral arc surface and the first outer peripheral plane at right angles, and one of the second outer peripheral arc surfaces the fourth intersection of the chord of the second circumferential arc surface and the second circumferential plane, and the other of the second circumferential arc surfaces. 4. The pipe material according to claim 3, characterized in that it is formed between the end points of the .

According to claim 6 of the present invention, the first outer peripheral plane is arranged orthogonal to the reference straight line, one end point of the first outer peripheral arc surface, and one end point of the second outer peripheral arc surface The second peripheral plane is formed between 4. The pipe material according to claim 3, characterized in that it is formed in a .

Claim 7 according to the present invention is the pipe material according to any one of Claims 3 to 6, characterized in that it has translucency and is formed into a cylindrical body.

According to an eighth aspect of the present invention, there is provided a pipe material having translucency and being formed into a cylindrical body.

According to the present invention, the pipe material can be installed in barricades, fences, protective fences, etc. that partition off areas such as restricted areas, construction sites, roads, cliffs, etc. to prohibit vehicles and people from entering and passing. A plurality of luminous bodies such as light-emitting diodes are inserted into the inside of a pipe member installed on a barricade, a fence, a protection fence, or the like. Since the pipe material has translucency, when light emitting bodies such as light emitting diodes inserted in the pipe material emit light, part of the light from each light emitting body passes through the pie material.
As a result, the light that passes through the pipe material can alert the vehicle occupants and passers-by.
According to the present invention, reflectors such as reflectors and reflective tapes are fixed to the first and second outer peripheral planes of the pipe member while the pipe member is installed on a barricade, fence, protective fence, or the like.
Accordingly, the reflectors fixed to the first and second outer peripheral planes of the pipe member can call the attention of the vehicle occupants and passers-by.

It is a perspective view which shows a pipe material. It is a figure which shows the pipe end surface (cross section orthogonal to a cylinder center line) of a pipe material, (a) is a figure which shows the circular arc shape (circular shape) of a 1st and 2nd outer peripheral circular arc surface, (b) is a , 1 and 2 are diagrams showing the arrangement relationship of the first and second outer circumferential arc surfaces. FIG. 2B is a partially enlarged view, in which (a) is a diagram showing the arrangement relationship between the first outer peripheral arc surface and the first and second outer peripheral planes, and (b) is the second outer periphery It is a figure which shows the arrangement|positioning relationship of an arc surface and a 1st and 2nd peripheral plane. FIG. 4 is a view showing a pipe end face (a cross section orthogonal to the cylinder center line) of a pipe material, showing the arrangement relationship between first and second inner arcuate surfaces and first and second inner peripheral planes. It is a front view of a pipe material. FIG. 2(a) is a cross-sectional view taken along the line AA. It is another pipe material, Comprising: It is a figure which shows a pipe end surface (cross section orthogonal to a cylinder center line). It is a perspective view which shows the barricade using a pipe material. FIG. 9 is an enlarged view of B part of FIG. 8; FIG. 10 is a perspective view showing a barricade using pipe members, in which a plurality of light emitters (light emitting tubes containing a plurality of light emitting diodes) are inserted into each pipe member. 11 is an enlarged sectional view of FIG. 10; FIG. FIG. 2 is a perspective view of a barricade using pipe members, in which reflectors (reflector plate, reflective tape, etc.) are attached to first and second outer peripheral planes of each pipe member. It is the perspective view which attached the reflector (reflection plate, reflection tape) to the 1st and 2nd outer peripheral planes of a pipe material. FIG. 10 is a perspective view of another pipe material in which reflectors (reflector plate, reflective tape) are attached to the first and second outer peripheral planes.

A pipe material according to the present invention will be described with reference to the drawings.

The pipe material X (hereinafter referred to as "pipe material X") according to the present invention is a barricade that partitions off-limits areas, construction sites, roads, cliffs, etc., and prohibits the passage and entry of people and vehicles (Figs. (See Fig. 14), fences, protective fences, etc. The pipe material X is arranged (installed) on barricades, fences, protective fences, and the like, and is used to call the attention of vehicle occupants and passers-by.

As shown in FIGS. 1 to 6, the pipe material X is translucent and formed into a long tubular body having a pipe length L. As shown in FIG.

As shown in FIGS. 1 to 6, the pipe material X has a pipe outer peripheral surface 1 and a pipe inner peripheral surface 2 on an end surface or cross section perpendicular to the cylinder center line a (an end surface or cross section viewed from the cylinder center line a). Prepare.

In the pipe material X, the outer peripheral surface 1 of the pipe includes a first outer peripheral arc surface 3, a second outer peripheral arc surface 4, a first outer peripheral plane 5, and a second outer peripheral plane 6, as shown in FIGS. , and first to fourth outer peripheral intersection surfaces 7-10.

As shown in FIG. 2(a), the first outer peripheral arc surface 3 has a radius R centered on the cylinder center line a on an end surface or cross section perpendicular to the cylinder center line a (hereinafter referred to as "perpendicular end surface"). It is formed in a first circular arc shape (first circular arc shape) of (peripheral radius).
For example, as shown in FIG. 2( a ), the first outer peripheral arc surface 3 has a first arc shape with a central angle α (arc angle) of less than 180° centered on the cylinder center line a at the orthogonal end surface. formed in
The central angle α of the first outer peripheral circular arc surface 3 is an arbitrary angle less than 180° and exceeding 0°, for example, central angle α: 120°, as shown in FIG. 2(a).

As shown in FIG. 2( a ), the second outer circumferential arc surface 4 has a second arc shape ( second circular arc shape).
The second outer peripheral arcuate surface 4 is formed in a second arcuate shape with a central angle β (arc angle) around the cylinder center line a on the orthogonal end surface.
The central angle β of the second outer circumferential arc surface 4 is, for example, the same central angle α (α=β) as that of the first outer circumferential arc surface 3 . The central angle β of the second outer circumferential arc surface 4 is any angle less than 180° and greater than 0°, for example central angle β: 120°.

A chord γ (first chord γ) connecting both end points d1 and d2 of the first outer peripheral arc surface 3 (each end point d1 and d2 of the first arc), and both end points e1 of the second outer peripheral arc surface 4 , e2 (end points e1 and e2 of the second circular arc) are arranged in parallel on the orthogonal end faces with a chord interval SG as shown in FIG. 2(b). be done.
A chord γ connecting both end points d1 and d2 of the first outer peripheral arc surface 3 (hereinafter referred to as “the chord γ of the first outer peripheral arc surface 3”) and both end points e1 and e2 of the second outer peripheral arc surface 4 are The connecting chord ε (hereinafter referred to as “the chord ε of the second outer circular arc surface 4”) is arranged parallel to the reference straight line b orthogonal to the cylinder center line a on the orthogonal end face, as shown in FIG. 2(b). be done.
The chord γ of the first peripheral arcuate surface 3 and the chord ε of the second peripheral arcuate surface 4 are arranged parallel to the reference straight line b with a chord center-to-center spacing sg between them.
The first outer circular arc surface 3 and the second outer circular arc surface 4 are arranged line-symmetrically about the reference straight line b, for example, as shown in FIG. 2(b).
The first and second outer arcuate surfaces 3 and 4 extend in the direction of the cylinder center line a, as shown in FIGS.

The first outer peripheral plane 5 and the second outer peripheral plane 6 are, as shown in FIGS. It intersects (or is orthogonal to) the chord ε of the surface 4 and is formed (arranged) between the chord γ of the first peripheral arcuate surface 3 and the chord ε of the second peripheral arcuate surface 4 .
As shown in FIGS. 2(b) and 3, the first outer peripheral plane 5 and the second outer peripheral plane 6 intersect (or are perpendicular to) the reference straight line b at the orthogonal end faces to form a first outer peripheral arc It is formed between the chord γ of the surface 3 and the chord ε of the second peripheral arcuate surface 4 .
The first and second outer peripheral planes 5, 6 extend in the direction of the tube centerline a, as shown in FIGS.

As shown in FIG. 3, the first outer peripheral plane 5 is defined by one end point d1 of the first outer peripheral arc surface 3 and the chord ε of the second outer peripheral arc surface 4 at right angles (or intersect).

As shown in FIG. 3, the second outer peripheral plane 6 is defined by the other end point d2 are arranged perpendicularly (or intersect) with the chord γ of the first outer peripheral arc surface 3 and the chord ε of the second outer peripheral arc surface 3 with a surface interval FG between them.

As shown in FIGS. 2(b) and 3(a), the first outer circumference intersection surface 7 (outer circumference intersection plane) is perpendicular to the chord γ of the first outer circumference arc surface 3 and the first outer circumference plane 5 ( or intersecting) and one end point d1 of the first outer circumferential arc surface 3.
The first outer circumference intersection surface 7 extends, for example, along the chord γ of the first outer circumference arc surface 3 between one end point d1 of the first circumference arc surface 3 and the first intersection point C1. . The first outer circumference intersecting surface 7 intersects the first outer circumference arcuate surface 3 and intersects (or intersects) the first outer circumference plane 5 so that the first outer circumference arc surface 3 and the first outer circumference plane 5 is formed continuously.
The first outer peripheral intersecting surface 7 extends in the direction of the cylinder centerline a, as shown in FIGS.

As shown in FIGS. 2(b) and 3(a), the second outer circumference intersection surface 8 (outer circumference intersection plane) is the chord γ of the first outer circumference arc surface 3 and the second outer circumference plane at the orthogonal end surfaces. 6 orthogonal (or intersecting) second intersections C2 and the other end point d2 of the first outer peripheral arcuate surface 3 .
The second outer circumference intersection surface 8 extends, for example, along the chord γ of the first outer circumference arc surface 3 between the other end point d2 of the first circumference arc surface and the second intersection point C2. The first outer circumference intersection surface 7 intersects the first outer circumference arc surface 3 and intersects the two outer circumference planes 6 at right angles (or intersects) to the first outer circumference arc surface 3 and the second outer circumference plane 6. Formed continuously.
The second outer peripheral intersection surface 8 extends in the direction of the cylinder centerline a, as shown in FIGS.

As shown in FIGS. 2(b) and 3(b), the third outer circumference intersection surface 9 (outer circumference intersection plane) is the chord ε of the second outer circumference arc surface 4 and the first outer circumference plane at the orthogonal end surfaces. 5 orthogonal (or intersecting) third cross points C3 and one end point e1 of the second outer peripheral circular arc surface 4. As shown in FIG.
The third outer circumference intersection surface 9 extends, for example, along the chord ε of the second outer circumference arc surface 4 between one end point e1 of the second outer circumference arc surface 4 and the third intersection point C3. . The third outer circumference intersection surface 9 intersects the second outer circumference arc surface 4 and orthogonally (or intersects) the first outer circumference plane 5 to form the second outer circumference arc surface 4 and the first outer circumference plane 5. is formed continuously.
The third outer peripheral intersection surface 9 extends in the direction of the cylinder centerline a, as shown in FIGS.

As shown in FIGS. 2(b) and 3(b), the fourth outer circumference intersection surface 10 (outer circumference intersection plane) is the chord ε of the second outer circumference arc surface 4 and the second outer circumference plane at the orthogonal end surfaces. It is formed between the 6 orthogonal (or intersecting) fourth cross points C4 and the other end point e2 of the second outer peripheral arcuate surface 4 .
The fourth outer circumference intersection surface 10 extends, for example, along the chord ε of the second outer circumference arc surface 4 between the other end point e2 of the second outer circumference arc surface 4 and the fourth intersection point C4. . The fourth outer circumference intersecting surface 10 intersects the second outer circumference arc surface 4 and is orthogonal to (or intersects) the second outer circumference plane 6 so that the second outer circumference arc surface 4 and the second outer circumference plane 6 is formed continuously.
The fourth outer circumference intersection surface 10 extends in the direction of the cylinder centerline a, as shown in FIGS.

In the pipe material X, as shown in FIGS. 1 to 4, the pipe inner peripheral surface 2 has a first inner peripheral arcuate surface 23, a second inner peripheral arcuate surface 24, and a first inner peripheral plane at the orthogonal end surfaces. 25 and a second inner peripheral plane 26 .

As shown in FIGS. 2 to 4, the first inner peripheral arc surface 23 is formed in an arc shape (arc shape) with a radius r (arc radius) centered on the cylinder center line a on the orthogonal end surface. The radius r of the first inner arcuate surface 23 is smaller than the radius R of the first outer arcuate surface 3 (r<R).
The first inner arcuate surface 23 extends in the direction of the cylinder center line a, as shown in FIGS.

As shown in FIGS. 2 to 4, the second inner arcuate surface 24 has an arc shape (arc shape).
The second inner arcuate surface 24 extends in the direction of the cylinder center line a, as shown in FIGS.

As shown in FIGS. 2 and 4, the first inner arcuate surface 23 and the second inner arcuate surface 24 are arranged line-symmetrically about the reference straight line b on the orthogonal end surfaces.
As a result, as shown in FIG. 4, the first inner peripheral arc surface 23 is formed along the first outer peripheral arc surface 3 with a pipe interval Ta (pipe thickness) on the first outer peripheral arc surface 3. be extended.
As shown in FIG. 4 , the second inner arcuate surface 24 extends along the second outer arcuate surface 4 with a pipe interval Ta (tube thickness) on the second outer arcuate surface 4 . be.

As shown in FIG. 4, the first inner peripheral plane 25 is arranged parallel to the first outer peripheral plane 5 with a pipe interval Ta (pipe thickness) between the first outer peripheral plane 5 and the orthogonal end face. be. The first inner peripheral plane 25 extends in a direction orthogonal to the cylinder center line a and the reference straight line b, and extends on the side of one end point d1, e1 of the first and second outer peripheral arc surfaces 3, 4. It intersects the first and second inner arcuate surfaces 23,24.
Thereby, the first inner peripheral plane 25 is formed continuously with the first and second inner peripheral arcuate surfaces 23 and 24 .
The first inner peripheral plane 25 extends in the direction of the cylinder centerline a, as shown in FIGS.

As shown in FIG. 4, the second inner peripheral plane 26 is arranged parallel to the second outer peripheral plane 6 with a pipe interval Ta (pipe thickness) between the second outer peripheral plane 6 and the orthogonal end face. be. The second inner peripheral plane 26 extends in a direction orthogonal to the cylinder center line a and the reference straight line b, and extends on the side of the other end points d2 and e2 of the first and second outer peripheral arc surfaces 3 and 4. It intersects the first and second inner arcuate surfaces 23,24.
Thereby, the second inner peripheral plane 26 is arranged in parallel with the first inner peripheral plane 25 with a space therebetween, and is formed continuously with the first and second inner peripheral arcuate surfaces 23 and 24. .
The second inner peripheral plane 26 extends in the direction of the cylinder centerline a, as shown in FIG.

The pipe member X is made of, for example, fiber-reinforced plastic and formed into a cylindrical body. The pipe material X is made of fiber reinforced plastic such as glass fiber reinforced plastic, and thus has translucency, for example, translucency.

In the pipe material X, the central angle α of the first outer circumferential arc surface 3 and the central angle β of the second outer circumferential arc surface 4 may be different angles.
The central angle α of the first outer circumferential arc surface 3 and the central angle β of the second outer circumferential arc surface 4 are such that one central angle α (first outer circumferential arc surface 3) exceeds 180° and the other center The angle β (second outer peripheral arc surface 4) may be less than 180° and greater than 0°, and the total angle obtained by adding the central angles α and β (α + β) is the first and second outer peripheral planes To form 5, 6, the angle is less than 360° (α+β<360°).

In the pipe material X, as shown in FIG. 7, a first outer peripheral plane 5 is formed between one end points d1 and e1 of the first and second outer peripheral arc surfaces 3 and 4, and the second outer peripheral plane The arc surface 4 may be formed between the other end points d2, e2 of the first and second outer circumference arc surfaces 3,4.
As shown in FIG. 7, the first outer peripheral plane 5 is arranged orthogonally to the reference straight line b, and has one end point d1 of the first outer peripheral arcuate surface 3 and one end point d1 of the second outer peripheral arcuate surface 4. formed between end points e1. As shown in FIG. 7, the first outer peripheral plane 5 is formed continuously with the first and second outer peripheral arcuate surfaces 3, 4 at the end points d1, e1.
As shown in FIG. 7, the second outer peripheral plane 6 is arranged orthogonally to the reference straight line b, and is the other end point d2 of the first outer peripheral arc surface 3 and the other end point d2 of the second outer peripheral arc surface 4. It is formed between end points e2. As shown in FIG. 7, the second outer peripheral plane 6 is formed continuously with the first and second outer peripheral arcuate surfaces 3, 4 at the end points d2, e2.

In the pipe material X, the first and second outer peripheral planes 5 and 6 are arranged perpendicular to the chord γ of the first outer peripheral arc surface 3 and the chord ε of the second outer peripheral arc surface 4 (reference straight line b). In addition, for example, the first and second outer peripheral arc surfaces 3 , 4 may be intersected with each chord γ, ε.

8 to 14, pipe material X is used for barricade Y, for example. Barricade X, as shown in FIG. 8, partitions off-limits areas, construction sites, roads, etc., and prohibits the passage and entry of people and vehicles.

As shown in FIGS. 8 to 14, the barricade Y includes, for example, a pair (plurality) of barricade legs 51 and 52 and two pipe members X (single pipe pipe members). has a length L.

In the barricade X, each barricade leg 51, 52 has a pair (plurality) of clamps 55, 56 as shown in FIGS. Each clamp 55, 56 is attached to the upper and lower sides of each barricade leg 51, 52 in the vertical direction UD.
As shown in FIGS. 8, 10, 11 and 12, the barricade legs 51 and 52 are arranged side by side in the front-rear direction FR orthogonal to the up-down direction UD with a leg interval therebetween, and are used in restricted areas, construction sites, It is erected on the ground GR such as a road.

In the barricade X, each pipe material X (single-pipe material) is, as shown in FIGS. It is arranged (constructed) between the clamps 56 , 56 .
As shown in FIGS. 8 to 12, each pipe material X (single pipe material) is arranged with the first and second outer peripheral arcuate surfaces 3 and 4 directed in the vertical direction UD.
Thereby, each pipe member X is arranged with the first and second outer peripheral planes 5 and 6 directed in the left-right direction LF perpendicular to the up-down direction UD and the front-rear direction FR.

Each pipe member X is held by clamps 55 and 56 and fixed to each barricade leg 51 and 52, as shown in FIGS. Each clamp 55, 56 abuts on the first and second outer peripheral arcuate surfaces 3, 4 to grip each pipe material X. As shown in FIG.

In the barricade X, each pipe material X (single pipe material) is provided with a light emitting tube 62 containing a plurality of light emitters 61 (for example, light emitting diodes), as shown in FIGS. 10 and 11 . Each light emitting tube 62 is inserted into each pipe material X from one pipe end, as shown in FIGS. Each light-emitting tube 62 is arranged in each pipe material X (pipe inner peripheral surface 2) over the pipe length L of each pipe material X, and is arranged from the other pipe end (pipe end) of each pipe material X pulled out. Each light emitting tube 62 is connected to a power supply (not shown).
When each light-emitting body 61 (light-emitting diode) of each light-emitting tube 62 inserted (arranged) in each pipe material X emits light, the light (part of the light) of each light-emitting body 61 in each pipe material X is transparent. It transmits (transmits light) through each pipe material X (fiber reinforced plastic of the pipe material X) having optical properties (for example, translucent).
As shown in FIGS. 10 and 11, each pipe material X in the barricade Y prompts the occupants of the vehicle and passers-by to take notes by means of light emitters 61 (light emitting diodes) that pass through the pipe material X. As shown in FIGS.

In the barricade Y, each pipe member X is provided with a plurality (pairs) of reflectors 65 and 66, as shown in FIGS.
Each of the reflectors 65 and 66 is made of, for example, a reflector plate, a reflective tape, or the like. Each of the reflectors 65 and 66 is formed in a rectangular shape having a plate width BT slightly narrower than the chord spacing SG of the pipe material X, as shown in FIGS. As shown in FIG. 13, the reflector 65 has a plate back surface 65B in contact with the first outer peripheral plane 5, and a plate width BT between the first outer peripheral intersecting surface 7 and the third outer peripheral intersecting surface 9. placed in The reflector 65 is arranged such that each plate end of the plate width BT is in contact with the first and third outer circumference intersection surfaces 7 and 9, respectively.
As shown in FIGS. 12 and 13, the reflector 66 has a plate back surface 66B in contact with the second outer peripheral plane 6 and a plate width BT between the second outer peripheral intersecting surface 8 and the fourth outer peripheral intersecting surface 10. is placed between The reflector 66 is arranged such that each plate end of the plate width BT is in contact with the second and fourth outer perimeter intersecting surfaces 8 and 10 .
Each reflector 65, 66 extends over the pipe length L of the pipe material X, as shown in FIGS.
Each of the reflectors 65 and 66 is fixed to the pipe material X by attaching plate back surfaces 65B and 66B to the first and second outer peripheral planes 5 and 6, respectively, with an adhesive or the like.
12 and 13, each pipe material X in the barricade Y is protected by reflectors 65 and 66 fixed to the first and second outer peripheral planes 5 and 6 to prevent vehicle occupants and passers-by. to call attention to

Barricade Y can use each pipe material X described in FIG. In each pipe material X of the barricade Y, as shown in FIG. 14, the reflector 66 is placed between the other endpoints d2 and e2 of the first and second outer arcuate surfaces 3 and 4, and bonded It may be attached to the second peripheral plane 6 by an agent or the like. A plurality of light emitters (light emitting tubes) may be inserted inside the pipe material X in the pipe material X described in FIG.

The pipe member X may have a translucent cylindrical body (cylindrical body) in addition to the shapes described with reference to FIGS. 1 to 7 . Also in the cylindrical pipe material X, a plurality of light emitting bodies (light emitting tubes) such as light emitting diodes are inserted inside the pipe material X. As shown in FIG. Since the cylindrical pipe material X has translucency, when light emitting bodies such as light emitting diodes inserted in the cylindrical pipe material X emit light, part of the light from each light emitting body is emitted. It permeates through the cylindrical pipe material X.
As a result, the light that passes through the cylindrical pipe member X can alert the vehicle occupants and passers-by.

In the barricade Y, each pipe material X may have both the light emitting tube 62 and the reflectors 65 and 66 . In the barricade Y, the luminous tube 62 is inserted into each pipe material X (single pipe material) in the same manner as described with reference to FIGS. It is attached to the first and second outer peripheral planes 5 and 6 of each pipe member X in the same manner as described in .
As a result, in the barricade Y, the lights of the light emitters 61 and the reflectors 65 and 66 that pass through the pipe material X prompt the vehicle occupants and passers-by to take notes. Light (part of the light) of a plurality of light emitters (light emitting diodes) emitted inside each pipe material X passes through the first and second outer peripheral arcuate surfaces 3 and 4 of the pipe material X (see FIGS. 12 and 12). 13).

It is not limited to inserting a light-emitting tube containing a plurality of light-emitting bodies inside each pipe material X, and a plurality of light-emitting bodies such as lamps may be inserted.

The pipe material X is not limited to the case where it is installed (arranged) on the barricade Y, but can be used as a fence or protective fence that partitions off-limits areas, construction sites, roads, cliffs, etc., and prohibits the passage and entry of people and vehicles. 8 to 14, the light-emitting tube is inserted into the pipe material having translucency, and the reflector is fixed to the first and second outer peripheral planes of the pipe material. Therefore, the light passing through the pipe material and the reflector can alert passengers and passers-by of the vehicle.

The present invention can be installed in barricades, fences, protective fences, etc. that partition places such as off-limits areas, construction sites, roads, cliffs, etc., and prohibit the passage and entry of people and vehicles. It is used to call attention to

X pipe material 1 pipe outer peripheral surface 2 pipe inner peripheral surface 3 first outer peripheral arc surface (first arc-shaped outer peripheral surface)
4 second outer peripheral arc surface (second arc-shaped outer peripheral surface)
5 First outer peripheral plane 6 Second outer peripheral plane 7 First outer peripheral intersection surface 8 Second outer peripheral intersection surface 9 Third outer peripheral intersection surface 10 Fourth outer peripheral intersection surface a Tube center line b Reference straight line R Radius ( first and second outer arc surfaces)
α Central angle (first outer circular arc surface)
β Central angle (second outer circular arc surface)
γ-string (first outer circular arc surface)
ε chord (second outer circular arc surface)

Claims (8)

having translucency and formed into a cylindrical body,
a first outer peripheral arcuate surface having a radius R centered on the cylinder centerline;
a second outer peripheral arcuate surface having the radius R centered on the cylinder centerline;
a first peripheral plane;
a second peripheral plane;
with
A chord connecting both end points of the first outer circumferential arc surface and a chord connecting both end points of the second outer circumferential arc surface are
arranged in parallel with a string interval,
The first peripheral plane and the second peripheral plane are
Intersecting the chord of the first arcuate surface and the chord of the second arcuate surface, and formed between the chord of the first arcuate surface and the chord of the second arcuate surface A pipe material characterized by: formed into a cylindrical body,
a first outer peripheral arcuate surface having a radius R centered on the cylinder centerline;
a second outer peripheral arcuate surface having the radius R centered on the cylinder centerline;
a first peripheral plane;
a second peripheral plane;
with
A chord connecting both end points of the first outer circumferential arc surface and a chord connecting both end points of the second outer circumferential arc surface are
arranged in parallel with a string interval,
The first peripheral plane and the second peripheral plane are
Intersecting the chord of the first arcuate surface and the chord of the second arcuate surface, and formed between the chord of the first arcuate surface and the chord of the second arcuate surface A pipe material characterized by: formed into a cylindrical body,
a first outer peripheral arcuate surface having a radius R centered on the cylinder centerline and a central angle less than 180° centered on the cylinder centerline;
and a second outer circumferential arc surface centered on the cylinder center line and having the same radius R as that of the first outer circumferential arc surface and centering on the cylinder center line and having the same center angle as the first outer circumferential arc surface. ,
a first peripheral plane;
a second peripheral plane;
with
A chord connecting both end points of the first outer circumferential arc surface and a chord connecting both end points of the second outer circumferential arc surface are
arranged parallel to a reference straight line orthogonal to the cylinder center line,
The first peripheral plane and the second peripheral plane are
arranged to intersect the reference straight line,
A pipe material formed between a chord of the first outer arcuate surface and a chord of the second outer arcuate surface. The first peripheral plane and the second peripheral plane are
arranged perpendicular to the reference straight line,
The pipe material according to claim 3, characterized in that it is formed between the chord of the first outer arcuate surface and the chord of the second outer arcuate surface. a first perimeter intersecting surface;
a second perimeter intersecting surface;
a third perimeter intersecting surface;
a fourth perimeter intersecting surface;
with
The first peripheral plane is
arranged perpendicular to the chord of the first outer arc surface and the chord of the second outer arc surface with a surface interval at one end point of the first outer arc surface;
formed between a chord of the first circumferential arc surface and a chord of the second circumferential arc surface;
The second peripheral plane is
arranged at the other end point of the first outer arc surface with the interplanar spacing, perpendicular to the chord of the first outer arc surface and the chord of the second outer arc surface;
formed between a chord of the first circumferential arc surface and a chord of the second circumferential arc surface;
The first outer perimeter intersecting surface is
formed between a first intersection of a chord of the first outer circumferential arc surface and the first outer circumferential plane at right angles and one end point of the first outer circumferential arc surface;
The second outer perimeter intersecting surface is
formed between a second intersection of the chord of the first circumferential arc surface and the second circumferential plane at right angles and the other end point of the first circumferential arc surface;
The third outer perimeter intersecting surface is
formed between a third intersection of the chord of the second circumferential arc surface and the first circumferential plane at right angles and one end point of the second circumferential arc surface;
The fourth outer perimeter intersecting surface is
It is formed between a fourth intersection point of the chord of the second peripheral arc surface and the second peripheral plane, and the other end point of the second peripheral arc surface. 3. The pipe material according to 3. The first peripheral plane is
arranged perpendicular to the reference straight line,
Formed between one end point of the first outer circumferential arc surface and one end point of the second outer circumferential arc surface,
The second peripheral plane is
arranged perpendicular to the reference straight line,
The pipe material according to claim 3, characterized in that it is formed between the other end point of said first outer peripheral arc surface and the other end point of said second outer peripheral arc surface. 7. The pipe material according to any one of claims 3 to 6, wherein the pipe material has translucency and is formed into a cylindrical body. A pipe material characterized by being translucent and formed into a cylindrical body.

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