JP2002069935A - Snow damage prevention member - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a snow damage prevention member which can be manufactured at a low cost and superior in free maintenance workability by excellent weatherability. SOLUTION: The snow damage prevention member comprises a wire body stretched around between a plurality of wire support members fitted to the outer periphery of an outdoor building and a plurality of the wire support members.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a snow damage prevention member.

[0002]

2. Description of the Related Art When a large amount of snow falls on an outdoor building, for example, a tower for a communication antenna, and the snow grows into a large lump, there is a concern that the large lump of snow falls to the ground.

[0003] Should such a large lump of snow fall onto the ground, it may cause personal injury or damage other buildings or vehicles.

[0004] Therefore, in outdoor buildings such as steel towers constructed in snowy countries and the like, a highly water-repellent paint,
For example, a method of providing a highly water-repellent coating layer by applying a silicone resin paint or a fluororesin paint is used.

A highly water-repellent coating layer provided on the outer surface of an outdoor building such as a steel tower can slide down before falling snow grows into a large lump. As a result, in an outdoor building having a highly water-repellent coating layer on the outer surface, the growth of a large snow lump on the outer surface can be prevented, and as a result, a large snow lump falls on the outdoor building. Accidents and damage to other buildings can be prevented.

[0006]

As described above, in the prior art, a highly water-repellent paint, such as a silicone resin paint or a fluororesin paint, is applied on the outer surface of an outdoor building.

However, these highly water-repellent paints, such as silicone resin paints and fluororesin paints, are essentially expensive paints, and the coatings obtained by applying the highly water-repellent paints have poor weather resistance. There are difficulties.

[0008] Since a coating film having poor weather resistance deteriorates in a few years, it is necessary to apply a highly water-repellent paint on the outer surface of an outdoor building every two to three years. is there.

For this reason, the prior art method of applying a highly water-repellent paint on the outer surface of an outdoor building has the disadvantage that it is costly and requires maintenance work.

The present invention has been made in view of such a point, and aims at solving the above-mentioned drawbacks of the prior art, making it possible to manufacture it at low cost, and because of its excellent weather resistance, maintenance-free work. An object of the present invention is to provide a snow damage prevention member having excellent properties.

[0011]

SUMMARY OF THE INVENTION The gist of the present invention is that a plurality of striated support members which can be fitted on the outer periphery of an outdoor building are stretched between the plurality of striated support members. A snow damage prevention member characterized by comprising a striatum.

In the present invention, the striated body support member comprises an upper ring capable of supporting the striated body, a lower ring capable of supporting the striated body, and a vertical support for fixing the upper ring to the lower ring. It is preferable to use a cylindrical linear support member or a rope bonded body composed of an upper ring-shaped metal fitting with a rope mounting metal and a lower ring-shaped metal fitting with a rope mounting metal.

In the present invention, the striated body is preferably one selected from a metal striated body, a plastic striated body, a rubber striated body, and a fiber striated body.

Here, the metal wire is preferably an aluminum-coated steel wire in view of strength, weather resistance and the like.

In the present invention, the plastic striated body is a polyethylene striated body, a polypropylene striated body,
It is preferably one kind of non-adhesive plastic filaments selected from fluororesin filaments.

Further, in the present invention, it is preferable that the striated body has a net-like or twill-like structure.

[0017]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, an embodiment of the snow damage preventing member of the present invention will be described with reference to the drawings.

(First Embodiment) FIG. 1 is a perspective view showing a first embodiment of a snow damage preventing member according to the present invention.

In FIG. 1, 10 is a snow damage preventing member according to the first embodiment of the present invention, 11 is an upper ring, 12 is a lower ring,
13 and 14 are vertical columns, 15 is 15cm by aluminum steel wire
A wire mesh woven in all directions, 16 is a vertical connection metal fitting.

That is, the snow damage preventing member 10 according to the first embodiment of the present invention has a cylindrical structure in which two vertical struts 13 and 14 are firstly erected between an upper ring 11 and a lower ring 12 at a predetermined interval. A wire mesh 15 is attached to the outer periphery of the cylindrical support frame thus formed.
On the upper side, four vertical connecting brackets 16 are attached at predetermined intervals in the circumferential direction.

Here, the outer diameters of the upper ring 11 and the lower ring 12 are each 2.5 m. The height of the vertical columns 13 and 14 is 1.5 m. Furthermore, wire mesh 15
Is a 15 cm square braided by aluminum steel wire.

Although the snow damage preventing member according to the first embodiment of the present invention has a structure that cannot be divided into two, it can be divided into two in other embodiments. When a snow damage prevention fence having a split structure is used, it is preferable that the upper ring 11 and the lower ring 12 can be split at the vertical columns 13 and 14.

The snow damage prevention member having the split structure as described above can be attached to a steel tower for a communication antenna or the like.
Good removability.

FIG. 2 is an explanatory front view showing a state in which a plurality of snow damage preventing members according to the first embodiment of the present invention are installed on the outer periphery of a communication antenna tower.

FIG. 3 is an explanatory cross-sectional view of FIG.

In FIGS. 2 and 3, reference numeral 10 denotes the first embodiment of the present invention.
A snow damage prevention member of the embodiment, 16 is a vertical connection metal fitting, 20 is a construction ground, 21 is a steel tower base, 22 is a communication antenna steel tower, 23 is an upper holding frame, and 24 is a spacing member.

That is, in the outdoor building shown in FIG. 2, a steel tower base 21 is first constructed on an outdoor construction ground 20, and then a communication antenna steel tower 22 is erected on the steel tower foundation 21. A plurality of the snow damage prevention members of the first embodiment of the present invention are fitted around the outer periphery of the tower 22 for the communication antenna which is erected, and fixed between them by the vertical connection fittings 16. The holding frame 23 is fitted.

As can be seen from FIG. 2, there are four spacing members 24 at predetermined intervals in the inner circumferential direction between the outer peripheral surface of the communication antenna tower 22 and the inner peripheral surface of the snow damage prevention member 10.
Is installed. These four spacing members 24 may be fixed to the outer peripheral surface of the communication antenna tower 22 in a protruding manner, may be fixed to the inner peripheral surface of the snow damage prevention member 10, or may be fixed to both of them. The distance between the outer peripheral surface of the communication antenna tower 22 and the inner peripheral surface of the snow damage prevention fence 10 is kept constant by these four spacing members 24.

As described above, when snow falls on an outdoor building in which a plurality of the snow damage preventing members 10 of the first embodiment of the present invention are constructed on the outer periphery of the communication antenna tower, the fallen snow is applied to the snow damage preventing member 10. The wire mesh 15 causes the snowflakes to fall to the ground before becoming large snow chunks. Here, the snow that has entered the inside of the wire mesh 15 of the snow damage prevention member 10 does not grow into a snow mass having a size larger than the wire mesh 15.

Therefore, even if snow falls on an outdoor building in which a plurality of the snow damage preventing members 10 of the first embodiment of the present invention are constructed on the outer periphery of the tower for communication antennas, even if snow falls, a large snow mass falls, Damage can be effectively prevented.

(Second Embodiment) FIG. 4 is an explanatory front view showing a state in which a snow damage prevention member according to a second embodiment of the present invention is installed on the outer periphery of a communication antenna tower.

In FIG. 4, 22 is a tower for a communication antenna,
23 is an upper holding frame, 30 is a snow damage prevention member of the second embodiment of the present invention, 31 is an upper ring-shaped metal fitting, 32 is a lower ring-shaped metal fitting, 33 is a rope mounting metal, and 34 is a rope.

That is, the snow damage prevention member according to the second embodiment of the present invention includes an upper ring-shaped bracket 31 having a plurality of rope mounting brackets 33 installed along the outer peripheral direction, and a plurality of rope mounting brackets 33 similarly. Are installed along the outer peripheral direction, a plurality of rope mounting brackets 33 of the upper ring-shaped bracket 31 and a plurality of rope mounting brackets 33 of the lower ring-shaped bracket 32. And a rope 34 stretched in a twill pattern.

Here, the rope 34 is loosely stretched. The loosely stretched rope 34 can vibrate frequently due to the wind. The snow falling on the frequently vibrating rope 34 is shaken off before it becomes a large lump. Therefore, a large lump of snow does not occur on the outer periphery of the snow damage preventing member according to the second embodiment of the present invention.

[0035]

The snow damage prevention member of the present invention can be manufactured at a low cost, and has excellent weather resistance, has excellent maintenance-free properties, and when applied to an outdoor building, even if snow falls around the outdoor building, a large amount of snow can be obtained. This eliminates the occurrence of lumps and the fall of large snow lumps, which can effectively prevent personal injury due to the fall of large snow lumps and damage to other structures and vehicles around the outdoor building, and Useful.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a first embodiment of a snow damage prevention member of the present invention.

FIG. 2 is an explanatory front view showing a state in which a plurality of snow damage preventing members according to the first embodiment of the present invention are installed on the outer periphery of a communication antenna tower.

FIG. 3 is an explanatory cross-sectional view of FIG. 2 of the present invention.

FIG. 4 is an explanatory front view showing a state when a snow damage prevention member according to a second embodiment of the present invention is installed on the outer periphery of a communication antenna tower.

[Explanation of symbols]

 Reference Signs List 10 Snow damage prevention member of first embodiment of the present invention 11 Upper ring 12 Lower ring 13, 14 Vertical support 15 Wire mesh 16 Vertical connection metal fitting 20 Construction ground 21 Steel tower base 22 Steel tower for communication antenna 23 Upper holding frame 24 Interval Retaining material 30 Snow damage prevention member according to second embodiment of the present invention 31 Upper ring-shaped bracket 32 Lower ring-shaped bracket 33 Rope mounting bracket 34 Rope

 ──────────────────────────────────────────────────続 き Continuing on the front page (72) Inventor Toyomitsu Kumada 4-10-1, Kawajiri-cho, Hitachi City, Ibaraki Prefecture Inside the Toyoura Plant of Hitachi Cable Co., Ltd. (72) Inventor Tomokazu Shibata 3-5-Higashishinagawa, Shinagawa-ku, Tokyo No. 10 F-term (reference) in Hitachi Cable Power Systems, Ltd. 2D001 PA01 PC00 PD05

Claims (7)

[Claims] 1. A snow damage prevention comprising a plurality of striated body support members which can be fitted to the outer periphery of an outdoor building and a striated body stretched between the plurality of striated body support members. Element. 2. A striated body supporting member comprising an upper ring capable of supporting a striated body, a lower ring capable of supporting a striated body, and a vertical support for fixing between the upper ring and the lower ring. The snow damage preventing member according to claim 1, wherein the member is formed. 3. The snow damage prevention member according to claim 1, wherein the striated body support member comprises an upper ring-shaped metal fitting with a rope mounting metal and a lower ring-shaped metal fitting with a rope mounting metal. 4. The snow damage according to claim 1, wherein the striated body is one selected from a metal striated body, a plastic striated body, a rubber striated body, and a fiber striated body. Prevention member. 5. The snow damage prevention member according to claim 4, wherein the metal wire is an aluminum steel wire. 6. The method according to claim 1, wherein the plastic filament is one kind of non-adhesive plastic filament selected from a polyethylene filament, a polypropylene filament, and a fluororesin filament. Item 6. The snow damage preventing member according to Item 4. 7. The snow damage preventing member according to claim 4, wherein the striated body is formed in a net shape or a twill shape.