JP2000144659A - Protective fence - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a protective fence arranged between a driveway and a footpath, capable of suppressing a wheelchair user from being hurt when a wheelchair collides with it, assisting the walking of a physically handicapped person, and not requiring a member or a handrail to be newly provided for suppressing the wheelchair user from being hurt. SOLUTION: Multiple supports 3 are provided on the ground 5 at the prescribed intervals, and parallel beam members 7, 9, 11 are provided on multiple supports 3. The beam member 7 at the lower end is protruded to the footpath side at the position to be kept in contact with the lower sections of the wheels of a wheelchair to stop the wheelchair. The beam member 11 at the upper end is protruded to the footpath side at the position where a pedestrian is supported with a hand to serve as a handrail.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a protective fence provided between a roadway and a sidewalk.

[0002]

2. Description of the Related Art For example, a protective fence for protecting pedestrians may be provided between a sidewalk and a roadway, or between a plaza where people gather and a parking lot. In general, the protective fence is configured such that a plurality of columns are provided at predetermined intervals on the ground, and a plurality of beam members are supported on the columns in parallel with each other.

[0003] In recent years, the society has entered an aging society,
In outdoor public spaces, for example, roads and open spaces, it has been required that a design that enables a wheelchair user or the like to freely perform activities, that is, a barrier-free design be provided. Wheelchair users, the elderly, and the vulnerable, even on protective fences installed between sidewalks and roadways to protect pedestrians and prevent pedestrians from trying to cross non-crosswalks It has come to be required that a standing design be given.

[0004]

However, in the conventional protective fence, when the support and the beam material constituting the protective fence are located in one vertical plane and the wheelchair collides with the protective fence and is turned sideways, the protective fence is provided. There was a risk that the hand of the wheelchair user would be caught between the upper part of the fence and the wheelchair, causing injury.

[0005] In addition, when an elderly person or the like with a disability tries to walk while holding the body by holding the upper end of the protective fence, the protective fence is located in the vertical plane as described above.
The feet and waist of the pedestrian who grasped the upper end of the protective fence approached the protective fence and could come into contact with it, making it difficult to walk.

[0006] On the other hand, it is conceivable to adopt a structure in which members and handrails for preventing injuries to wheelchair users are provided anew in the conventional protective fence. And increased costs.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and can prevent a wheelchair user from being injured even if the wheelchair hits, and assist a person with a physical disability to walk. Alternatively, it is another object of the present invention to provide a protective fence that does not need to be provided with a member or a handrail for suppressing injuries of a wheelchair user.

[0008]

In order to achieve the above object, a first aspect of the present invention is to provide a protective fence having a beam member protruding toward a sidewalk at a position contacting below a wheelchair wheel. It is.

A second invention is a protective fence having a handrail beam material protruding toward the sidewalk at a position where a pedestrian is supported by a hand.

According to a third aspect of the present invention, a plurality of pillars provided at predetermined intervals on the ground, two or more beam members parallel to each other supported by these pillars, and a beam member at a lower end are provided on a wheelchair wheel. The protection fence is characterized in that it protrudes toward the sidewalk at a position where it contacts downward, and the beam material at the upper end protrudes toward the sidewalk at a position where a pedestrian can be supported by hand.

According to a fourth aspect of the present invention, the position contacting below the wheel of the wheelchair is a foot plate or a position below the foot plate of the wheelchair, and the dimension protruding toward the sidewalk is a hand or finger. This is a protective fence characterized in that it has dimensions that do not pinch it.

A fifth aspect of the present invention is the protective fence, wherein the position where the pedestrian is supported by the hand is a position from the waist to the chest of the pedestrian.

The sixth invention is further characterized in that the foot plate of the wheelchair or the position contacting below the foot plate is 5 to 3 from the ground.
5 cm, and the dimension protruding toward the sidewalk is 5 cm.
It is a protective fence characterized by being 10 cm to 10 cm.

According to a seventh aspect of the present invention, the beam member protruding toward the sidewalk at a position contacting below the wheel of the wheelchair is covered with a cushioning material for buffering an impact with the wheelchair or the like. It is a protective fence that is a feature.

The eighth invention is further characterized in that a reflecting member for reflecting light is mounted on the beam member protruding toward the sidewalk or on a bracket for attaching the beam member to a column. It is.

[0016]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described with reference to FIGS. As shown in FIG. 1 or FIG. 2, in a protective fence 1 of this embodiment, a plurality of columns 3 formed of pipe-like members are planted on a ground 5 at predetermined intervals. Four beam members 7, 9, 9, 11 made of a pipe-like member are supported on these pillars in a substantially horizontal state in parallel with each other. The lower end beam member 7 and the upper end beam member 11 protrude toward the sidewalk. The remaining two beam members 9, 9 are in a recessed state from the sidewalk side.

Then, these four beam members 7, 9,
9 and 11 are connected by a pipe-shaped vertical connecting member 13 to form a beam unit 15. The connecting member 13 has a substantially rectangular shape in a side view (FIG. 1B), and is disposed at both ends of the beam unit 15. The connecting member 13 is provided with a pair of flanges 17 horizontally at two locations above and below,
The fitting projections 19 provided on the side surfaces of the columns 3 are fitted so as to sandwich the mounting projections 19 from above and below. Bolts and nuts 21 are tightened and attached to the fitted flange 17 and mounting projection 19 in the vertical direction.

The protective fence 1 of the beam unit 15
The beam material 7 at the lower end and the beam material 11 at the upper end are continuous in the pipe-shaped substantially U-shaped portion 23, are rounded as a whole, and have a warmth that wraps up a pedestrian. It is a design that you can feel.

Now, the beam member 7 at the lower end is in a wheelchair 25.
It is located below the foot plate 28 (see FIG. 3A). Specifically, the dimension L1 (see FIG. 1B) from the ground is a position of, for example, 5 to 35 cm. The height at which the lower beam member 7 does not contact the foot is set.

The dimension L2 at which the lower beam 7 projects toward the sidewalk is such that no finger is caught between the lower beam and another beam. For example, 5-10cm
It is. If the protruding dimension L2 is too large, a space such as a sidewalk is unnecessarily reduced, and if it is too small, a hand or a finger may be pinched.

The beam material 11 at the upper end is a pedestrian 31 (FIG. 3).
(B) protrudes toward the sidewalk at a position where it can be supported by hand. The position supported by the hand is a position from the waist to the chest of the pedestrian 31. For example, the dimension L3 from the ground is 60 to 130 cm. If the height is too low or too high, it is difficult to grasp by hand, and the function as a handrail is weakened.

The dimension L4 at which the upper beam member 11 protrudes.
Is, for example, 5 to 10 cm. If the protruding dimension L4 is too large, the space on the sidewalk side is unnecessarily reduced, and if it is too small, the waist of the pedestrian 31 may come into contact with other parts of the protective fence 1.

(Function and Effect) According to this embodiment, FIG.
As shown in (A), the beam member 7 at the lower end is connected to the wheelchair 2.
5 protrudes at a position where it contacts below the wheels 27, even if the wheelchair 25 hits the protective fence 1 and turns sideways, the wheelchair 25 contacts the lower end beam member 7 and is pressed down. Accordingly, it is possible to prevent the hand or the finger of the wheelchair user 29 which is normally located above the wheel 27 from being injured by being sandwiched between the other part of the protective fence 1 and the wheelchair 25.

At this time, the beam member 11 at the upper end is located near the hand of the wheelchair user 29.
Can be quickly separated from the protective fence 1 by pushing it away by hand.

As shown in FIG. 3 (B), the beam member 11 at the upper end acts as a handrail for a disabled person such as the elderly or a person who needs crutches. The body can be supported by grasping the beam material 11 by hand, and secure walking is guaranteed.

The beam member 11 at the upper end and the beam member 7 at the lower end have the strength to withstand the load required as the beam member constituting the protective fence 1 and also function as a handrail or hold down the wheelchair 25 and use the wheelchair. Therefore, it also has a function as a member for suppressing the injury of the person 29.
Therefore, the cost of the protective fence can be reduced.

(Other Embodiments) In the above embodiment, the beam material 11 for the handrail at the upper end and the beam material 7 at the lower end both protrude toward the sidewalk, but in other embodiments, For example, as shown in FIG. 4, it is possible to make only the lower beam member 7 protrude toward the sidewalk. A bracket 33 for attaching the beam member 7 at the lower end to the column 3 has a reflector 35 that can reflect light at night.
Is installed. In this way, the boundary of the sidewalk is recognized so that the car does not accidentally collide.

Further, in the above-described embodiment, the beam member 11 for the handrail at the upper end and the beam member 7 at the lower end for preventing the injury of the wheelchair user are formed by ordinary pipe members. In other embodiments, other types of members can be used. For example, as shown in FIG. 4, a panel-shaped member may be used. Further, it may be a square tubular member (see FIG. 5), or a corrugated panel member having a corrugated cross section.

In the above embodiment, the upper end beam member 11 and the lower end beam member 7 are pipe-shaped members as they are, but in other embodiments, the members may be processed. it can.

For example, as shown in FIG. 5, a cushioning material for cushioning an impact with a wheelchair or the like may be coated. That is, the beam member 7 is formed by covering a square cylindrical steel member 37 with urethane rubber 39 as a cushioning material. As a result, it is possible to buffer a shock or the like when the wheelchair collides, and it is possible to more sufficiently protect the wheelchair user.

In the above embodiment, the beam member 11 having a railing function and the beam member 7 having a function of holding down a wheelchair constitute a part of the protection fence 1 and are provided integrally with the protection fence 1. However, in other embodiments, it may be retrofitted via the mounting bracket 33 (FIGS. 4 and 5) and the like.

In the above embodiment, the protective fence 1
Although the number of beam members constituting is four, two or five or more beams may be used in other embodiments.
Further, a decorative panel, a transparent resin plate, or a designed beam may be provided between the upper end beam member 11 and the lower end beam member 7. In the drawings showing such embodiments, parts having substantially the same functions are denoted by the same reference numerals.

[0033]

As described above, according to the first, fourth or sixth aspect of the present invention, the beam material protruding to the sidewalk side contacts the lower part of the wheel of the wheelchair to hold down the wheelchair. It is possible to prevent a wheelchair user from injuring his / her hand between another part of the protective fence and the wheelchair.

According to the second or fifth aspect of the present invention, a handrail beam projecting toward the sidewalk side can assist walking by supporting a handicapped pedestrian with their hands. .

According to the third, fourth, fifth or sixth aspect of the present invention, of the beam members constituting the protective fence, the beam member at the lower end protrudes toward the sidewalk at a position where it contacts below the wheelchair wheel, Since the beam material at the upper end protrudes toward the sidewalk at a position where the pedestrian can be supported by the hand, and acts as a handrail, it is not necessary to provide a member or handrail for suppressing the injury of the wheelchair user to the protective fence.

According to the seventh aspect, the impact with a wheelchair or the like can be further reduced.

According to the eighth aspect of the present invention, the reflector reflects the light at night, and the boundary of the sidewalk is recognized so that the vehicle does not accidentally collide.

[Brief description of the drawings]

1A and 1B show a protective fence according to an embodiment of the present invention, wherein FIG. 1A is an overall perspective view, and FIG. 1B is a sectional view taken along line BB of FIG.

2A is a front view of FIG. 1A, and FIG. 2B is a side view of FIG.

3A and 3B illustrate functions of the protective fence of FIGS. 1 and 2; FIG. 3A illustrates a function of preventing a wheelchair user from being injured; and FIG. FIG. 6 is a diagram for explaining a function for assisting the user.

FIG. 4 shows a protective fence according to another embodiment of the present invention, and is a view corresponding to FIG. 1 (B).

5A and 5B show a protective fence according to still another embodiment of the present invention, wherein FIG. 5A is a longitudinal sectional side view of a main part, and FIG. 5B is a horizontal sectional view of FIG.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 Protective fence 3 Prop 7 Beam material at the lower end 9 Beam material 11 Beam material at the upper end 25 Wheelchair 27 Wheel 28 Foot plate 29 Wheelchair user 31 Pedestrian with a disability 35 Reflector 39 Urethane rubber (buffer)

Claims (8)

[Claims] 1. A protective fence comprising a beam member protruding toward a sidewalk at a position contacting below a wheelchair wheel. 2. A protective fence comprising a handrail beam protruding toward a sidewalk at a position where a pedestrian can be supported by a hand. 3. A plurality of struts provided at predetermined intervals on the ground, two or more beam members parallel to each other supported by these struts, and a beam member at a lower end contact below a wheelchair wheel. Projecting toward the sidewalk at the position,
A protective fence that protrudes toward the sidewalk at a position where pedestrians can be supported by hand. 4. The position where the wheelchair is in contact with the lower side of the wheel is a foot plate or a position below the foot plate of the wheelchair, and the dimension protruding toward the sidewalk is a dimension that does not pinch a hand or a finger. The protective fence according to claim 1 or 3, wherein: 5. The position where the pedestrian is supported by a hand,
The protective fence according to claim 2, wherein the protective fence is located from a waist to a chest of the pedestrian. 6. The foot plate of the wheelchair or a position in contact with the foot plate below the foot plate is a position of 5 to 35 cm from the ground,
The protective fence according to claim 4, wherein the dimension protruding toward the sidewalk is 5 to 10 cm. 7. A beam material projecting toward a sidewalk at a position where the beam material comes into contact with a lower portion of a wheel of the wheelchair is covered with a cushioning material for buffering an impact with a wheelchair or the like. The protective fence according to 1 or 3. 8. A light-reflecting material is mounted on the beam material protruding toward the sidewalk or on a bracket for attaching the beam material to a column. A protective fence according to any one of 4, 5, 6, and 7.