JP2009011253A - Get over-preventing fence and return component - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a get over-preventing fence, capable of surely preventing infiltration, using a simple constitution and of suppressing its production cost to be low. <P>SOLUTION: This get over-preventing fence 10 includes a fence body 20 arranged between a first region 11 and second region 12, and constituting a wall which extends in upper direction and partitioning the first region 11 and second region 12; and a return part 30 installed at the fence body 20, extending in the second region 12 side and also in lower direction, arranging its lower end part at a position remote from a ground surface G and the fence body 20 by prescribed distances, corresponding to an objective animal and having a smooth surface, at least at the lower edge side in its upper side surface. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a fence for partitioning a first area and a second area, and more particularly, to a boarding prevention fence for preventing an animal or a person from climbing over the fence and a return member for preventing boarding.

There is known a boarding prevention fence that is arranged between the first area and the second area, partitions the first area and the second area, and prevents animals, children, and the like from entering the first area. As this kind of boarding prevention fence, it consists of a net part composed of, for example, a wire net or a net, constitutes a side part around the field as the first area, and the upper part is opened, There are things that prevent the invasion of animals from outside the field. In such a configuration, a target animal such as a monkey can climb the side part by placing a hand on the net part of the side part, grasping it, or putting a nail on it, so that it extends beyond the upper end of the side part from the second region. There is a possibility of entering the first region. In view of this, there is a method of preventing the target animal from climbing the fence body using an electric fence, a sound explosive device, a barbed wire, or the like (for example, see Patent Document 1).
JP 2003-158986 A

  However, the above technique has the following problems. That is, if an electric fence, a sound explosive device, a barbed wire, or the like is used, the structure becomes complicated and the cost required for installation increases.

  Therefore, an object of the present invention is to provide a boarding prevention fence that can surely prevent invasion with a simple configuration and can reduce the manufacturing cost.

  The boarding prevention fence concerning one form of the present invention is arranged between the 1st field and the 2nd field, and the fence main part which constitutes the wall which extends upwards and partitions off the 1st field and the 2nd field, Provided on the fence body and extending downward on the second region side, and the lower end thereof is arranged at a position away from the ground and the fence body by a predetermined distance corresponding to the target animal, at least on the upper surface thereof And a return portion having a smooth surface on the edge side.

  The boarding prevention fence concerning one form of the present invention is characterized in that the fence main body is arranged around the first area so as to surround the first area.

  The overpass prevention fence concerning one form of the present invention is characterized in that the fence main body is arranged around the second area so as to surround the second area.

  The boarding prevention fence concerning one form of the present invention has the above-mentioned return part provided in the perimeter of the above-mentioned fence main part, and the whole surface of the upper part constitutes a smooth surface.

  The boarding prevention fence concerning one form of the present invention is characterized in that the fence main body is constituted by a net and the return part is constituted by a tin plate.

  In the boarding prevention fence according to an aspect of the present invention, the return portion is disposed at the upper end of the fence body, and extends continuously from the upper end of the fence body and extends upward toward the first region. It is characterized by having a protruding part.

  The boarding prevention fence concerning one form of this invention is provided with the latching | locking part in which a target animal can hook a hand in the said 1st area | region side.

  The boarding prevention fence concerning one form of the present invention has a frame which is arranged between the 1st field and the 2nd field and stands up, and a net part attached to the frame, A fence main body that extends between the area and the second area and forms a wall that partitions the first area and the second area, and a plurality of fence bodies are arranged at the upper end of the fence main body, and each of the fences extends. An inclined bone portion extending in a direction intersecting with the direction, one end side extending from the upper end portion of the skeleton to the second region side and downward, and the other end side extending to the first region side and upward; A plate-like smooth plate that extends between the region and the second region, is mounted on the inclined bone portion over the plurality of inclined bone portions, and the surface of which forms a smooth surface. It is characterized by that.

  A return member according to an aspect of the present invention is a return member for preventing overpassing that is attached to a fence, and is disposed between a first region and a second region and extends upward, and the first region and the second region. Provided on a fence body constituting a wall that divides the region, and extends downward on the second region side, and its lower end is disposed at a height away from the ground by a predetermined distance corresponding to the target animal, at least It has a smooth surface on the lower edge side of the upper surface.

  According to the present invention, intrusion can be reliably prevented with a simple configuration, and the manufacturing cost can be kept low.

  Hereinafter, an embodiment of the present invention will be described with reference to FIGS. 1 to 5.

  As shown in FIG. 1, the boarding prevention fence 10 of this embodiment is arrange | positioned between the 1st area | region 11 and the 2nd area | region 12, and the fence main body 20 which extends in the perpendicular direction upper part, and comprises a side part, and this fence A return portion 30 (return member) extending downward and outward from the main body 20 is provided. In the present embodiment, the first region 11 is a field where crops are cultivated, for example, and the second region 12 is a portion outside the field. This first area 11 is a part to be protected.

  The fence main body 20 includes a first region 11 and a second region 12, that is, a lockable door provided with an opening communicating the inside and the outside of the fence main body 20 and a door member configured to open and close the opening. A portion 21 is provided. A human can go back and forth between the first area 11 and the second area 12 through the door portion 21.

  The fence body 20 is horizontally arranged between the plurality of longitudinal bone portions 22 and the plurality of longitudinal bone portions 22 that are arranged in parallel in a rectangular shape along the periphery of the first region 11 and extend upright in the vertical direction. A side frame (frame) 24 composed of the spanned lateral bone 23 is provided, and a net 25 is attached to the side frame 24. The height H1 of the fence body 20 is set to a predetermined height that makes it difficult for the target animal to climb. For example, the height H1 is set to about 2.6 m here.

  As shown in FIG. 2, the longitudinal bone portion 22 is disposed along the periphery of the first region 11, and a plurality of main pillars 26 having one end embedded in the ground G and fixed, and the plurality of main pillars Each of the sub-columns 27 is attached to the upper end portion of the main column 26 and extends vertically upward from the main column 26, and functions to fix the fence body 20. The struts and sub-columns 27 are, for example, steel pipes and are configured in a straight tube shape having a predetermined diameter and length from metal.

  The horizontal bone portion 23 is provided at each of three locations, a lower portion of the vertical bone portion 22 near the ground, a central portion separated from the ground by a predetermined distance, and an upper end portion, and extends in the horizontal direction over the entire circumference of the fence body 20. It is being handed over.

  The net part 25 is composed of a metal net or a fiber net made of polyethylene or metal, and is attached so as to cover the side frame 24 from the outer peripheral side, that is, the second region 12 side. For example, the mesh portion 25 from the lower lateral bone portion 23 to the central lateral bone portion 23 is formed of a coarse mesh, and the mesh portion 25 from the central lateral bone portion 23 to the upper lateral bone portion 23 is fine. The net is configured.

  As shown in FIGS. 3 and 4, the return portion 30 includes a plurality of inclined bone portions 31 that are fixed to the transverse bone portion 23 at the top of the fence body 20 and extend in a direction intersecting the transverse bone portion 23, A pipe member 32 that extends between the inclined bone portions 31 and extends in the horizontal direction; and a smooth plate 34 that is attached so as to cover the inclined frame 33 constituted by the inclined bone portions 31 and the pipe members 32 from above and outside. , And is configured.

  The inclined bone portion 31 is configured to have an L-shaped cross section, and one end side extends from the upper end of the sub-column 27 to the outside of the field, that is, the second region 12 side, and downward, and the other end side is the inside of the field, that is, the first region 11 side. And it inclines so that it may extend toward upper direction. Attachment portions 35 having insertion holes for attaching the pipe member 32 are provided at both longitudinal ends of the inclined bone portion 31. By being inserted and fixed in a plurality of pipe insertion holes formed in the plurality of inclined bone portions 31, the upper and lower pipe members 32 are horizontally spanned between the ends of the plurality of inclined bone portions 31. Yes.

  As shown in FIG. 5, the smooth plate 34 is made of, for example, a flat plate of tin, and is fixed to the inclined frame 33 via screws 36 so as to cover the inclined frame 33 from the outer peripheral side (second region 12 side) and the upper side. Has been. The front and back surfaces of the smooth plate 34 constitute a smooth surface that is not covered by the target animal's nails or hands.

  Of the fixing screws 36, the size, shape and spacing of the screws that are exposed on the surface side of the smooth plate 34 are configured to have predetermined sizes and shapes that the target animal cannot climb up with their hands. Yes. Here, for example, the surface of the head of the screw 36 has a curved surface and an outer diameter of about 10 mm, and adjacent screws 36 are provided at an interval of 1.2 m.

  As shown in FIG. 3, the angle and size of the smooth plate 34 of the return portion 30 are, for example, a fence in consideration of the size of the target animal to be prevented from getting over, the size of the shadow to be formed, air resistance, and the like. The lower end portion of the return portion 30 is separated from the net portion 25 and the ground G by a predetermined distance so that the hand cannot reach the return portion 30 from the main body 20 or the ground G. Further, the smooth plate 34 has a predetermined width that cannot be climbed to the upper end of the return portion 30 even if the target animal reaches the lower end thereof. For example, here, the width W1 of the smooth plate 34 is set to 1 m, and the inclination angle (angle between the smooth plate 34 and the horizontal plane) θ1 of the smooth plate 34 is set to 53 degrees.

  Further, the smooth plate 34 is attached to the upper end of the longitudinal bone portion 22 in the vicinity of the center thereof, for example, at a portion of 60 cm from the bottom. Therefore, here, it extends 40 cm further upward and inward from the upper end of the fence body 20, and 60 cm extends downward and outward from the upper end of the fence body 20. Thus, by setting the extending portion 37 extending upward, the width W1 of the return portion 30 can be secured without increasing the height H1 of the fence body 20.

  In the boarding prevention fence 10 configured as described above, even if the target animal can reach the net portion 25 and climb up through the net portion 25, it extends downward and outward from there. Since the hand does not reach the turn-back part 30, it cannot proceed any further. Moreover, since this return part 30 is comprised with the smooth board 34 which does not have a nail | claw and a part which hangs a hand, a target animal cannot climb.

  The boarding prevention fence 10 concerning this embodiment has the effect hung up below. That is, with a simple configuration that only includes the smooth return portion 30, it is possible to reliably prevent overriding, so that installation costs can be kept low. Further, the side wall of the fence body 20 is formed of a net or a net, and the upper part is opened, so that high air permeability and sunlight of the first region 11 can be secured and air resistance can be kept low. . Furthermore, it is not a method of preventing invasion by threatening a target animal such as a barbed wire or an electric fence, but it is possible to prevent invasion without causing harm.

  Further, the net portion 25 and the smooth plate 34 are attached to the side frame 24 from the outside, that is, from the second region 12 side, and the horizontal bone portion 23 or pipe member serving as a locking portion on which the hand of the target animal is applied to the first region 11 side By exposing 32, it is easier to move from the first region 11 side to the second region 12 side than from the second region 12 side to the first region 11 side. Therefore, when the target animal enters the first region 11 side, it is possible to escape immediately.

  Furthermore, since the return portion 30 is made of a highly heat conductive tin plate, for example, it becomes hot when the temperature of the outside air is high, and becomes cold when the temperature of the outside air is low, so that the target animal can be more difficult to climb.

[Second Embodiment]
Next, the boarding prevention fence 40 which concerns on 2nd Embodiment of this invention is demonstrated with reference to FIG. In addition, since it is the same as that of the said 1st Embodiment except the setting of the 1st area | region 11 and the 2nd area | region 12, description is abbreviate | omitted.

  In the present embodiment, the first area 11 is set outside the fence body 20, and the second area 12 is set inside the boarding prevention fence 40, for example. This second area 12 is a part to be protected. The plurality of inclined frames 33 include a portion extending from the upper end portion of the fence body 20 to the inside (second region 12 side) and downward, and a portion extending from the upper end portion of the fence body 20 to the outside (first region 11 side) and upward. It is comprised. Further, the smooth plate 34 is attached to the inclined frame 33 so as to cover the inner side of the inclined frame 33 (on the second region 12 side) and from above.

  Also in the boarding prevention fence 40 comprised in this way, the penetration | invasion from the 2nd area | region 12 to the 1st area | region 11 is prevented similarly to the said 1st Embodiment. Therefore, it can be used, for example, as a fence for a zoo or a fence for animal protection.

  Further, since the smooth plate 34 is attached to the inclined frame 33 so as to cover the second frame 12 side of the inclined frame 33, that is, from the inner side and from the upper side, the inclined frame 33 functions as a locking portion, so It is possible to make the structure easy to enter and hard to come out from the inside. Therefore, it can be applied to animal capture.

  It should be noted that the present invention is not limited to the above-described embodiments, and in carrying out the present invention, the constituent elements of the present invention, such as specific shapes and materials of the respective constituent members, are within the scope of the invention. Needless to say, various modifications can be made. For example, the smooth plate 34 is not limited to tin, and other materials such as an acrylic plate can be used.

  The target animal is not limited to monkeys, but can be applied to other animals such as frogs, moths, deers, squirrels and humans. In the first embodiment, the case where the first region 11 is a field and the target animal is prevented from entering from the outside of the field, which is the second region 12, is exemplified. Is a dangerous area such as a reservoir or a substation, for example, and can also be applied to prevent a human child from entering the dangerous area as the first area from the outside of the second area 12. Even in this case, the smooth return portion 30 can prevent the child from climbing over the fence body 20 and entering the first region 11 side.

  Moreover, in the said embodiment, although the case where the return part 30 was attached to the fence main body 20 was demonstrated, even if it comprises the return part 30 independently so that attachment or detachment to the fence main body 20 is comprised, a return member may be comprised. Good. In this case, it can be easily installed by attaching to a conventional fence.

  Furthermore, although the return part 30 illustrated in the said embodiment about the case where it arrange | positions in the upper end part of the fence main body 20, it does not necessarily need to be an upper end, even if it is provided in the middle part etc. which a target animal cannot reach easily. Good.

  Further, the return portion 30 may omit the extending portion 37 extending upward and toward the first region 11, for example, as shown in FIG. 7, downward from the upper end of the fence body 20 and toward the second region 12. May be inclined.

  Further, in addition to the configuration of the above-described embodiment, a hook or the like may be provided at the upper end of the lateral bone portion 23, and the upper portion may be further closed with a net portion. With such a configuration, it is possible to use a bird-proof measure together.

  In addition, the present invention is not limited to the above-described embodiments as they are, and can be embodied by appropriately modifying the components in the implementation stage.

The perspective view which shows the structure of the boarding prevention fence which concerns on 1st Embodiment of this invention. The perspective view which shows the structure of the principal part of the same boarding prevention fence. The side view which shows the structure of the principal part of the same boarding prevention fence. The perspective view which expands and shows the structure of the principal part of the boarding prevention fence. The perspective view which expands and shows the structure of the principal part of the boarding prevention fence. The perspective view which shows the structure of the boarding prevention fence which concerns on 2nd Embodiment of this invention. The side view which shows the structure of the principal part of the boarding prevention fence which concerns on other embodiment of this invention.

Explanation of symbols

G: Ground, θ1 ... Inclination angle, 10 ... Passover prevention fence, 11 ... First region, 12 ... Second region,
20 ... Fence main body, 21 ... Door part, 22 ... Vertical bone part, 23 ... Horizontal bone part, 24 ... Side frame (frame),
25 ... Net part, 30 ... Return part, 31 ... Inclined bone part, 33 ... Inclined frame, 34 ... Smooth plate, 37 ... Extension part, 40 ... Passover prevention fence.

Claims (9)

A fence main body that is disposed between the first region and the second region and that extends upward and forms a wall that partitions the first region and the second region;
It is provided in the fence body, and extends to the second region side and downward, and its lower end is arranged at a position away from the ground and the fence body by a predetermined distance corresponding to the target animal, at least on the upper surface thereof A return portion having a smooth surface on the lower edge side;
A boarding prevention fence characterized by comprising. The boarding prevention fence according to claim 1, wherein the fence body is arranged around the first area so as to surround the first area. The boarding prevention fence according to claim 1, wherein the fence body is arranged around the second area so as to surround the second area. 4. The boarding prevention fence according to claim 2, wherein the return portion is provided on the entire circumference of the fence main body, and the entire upper surface thereof forms a smooth surface. 5. The boarding prevention fence according to claim 1, wherein the fence body is made of a net and the return portion is made of a tin plate. The return portion is disposed at an upper end of the fence body, and includes an extending portion that extends continuously from the upper end of the fence body and extends upward toward the first region. 1. Passover prevention fence described in 1. The overpass prevention fence according to claim 1, wherein a locking portion is provided on the first region side so that a target animal can handle the hand. A frame that is disposed between the first region and the second region and rises upward; and a net attached to the frame; and between the first region and the second region A fence body that extends and forms a wall that partitions the first region and the second region;
Plurally arranged at the upper end of the fence body, each extending in a direction intersecting with the direction in which the fence extends, one end side extending from the upper end of the frame to the second region side and the lower side, and the other end side being the first. An inclined bone portion extending on the region side and upward,
A plate-like smooth plate extending between the first region and the second region, mounted on the inclined bone portion over the plurality of inclined bone portions, and a surface of which forms a smooth surface; ,
A boarding prevention fence characterized by comprising. A return member for preventing overpassing attached to the fence,
It is disposed between the first region and the second region and extends upward, and is provided on a fence body constituting a wall that partitions the first region and the second region, and extends downward on the second region side. And a lower member having a smooth surface on the lower edge side of at least the upper surface thereof, the lower end portion of which is disposed at a height away from the ground by a predetermined distance corresponding to the target animal.

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