JPH09209321A - Guardfence with fence to prevent dumping - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a guardfence with which a fence to prevent dumping, a fence to keep out falling objects, a windbreak fence, a snow fence, a blindfold fence, etc., are formed integrally. SOLUTION: A guardfence with a fence to prevent dumping comprises a guardfence B, a dumping preventing fence A, and a column 1. The dumping preventing fence A comprises a surface member 31 and fence frames 32, 33, the fence frames 32, 33 being long objects on the inner surfaces of which panel insertion grooves are formed, and the surface member 31 being inserted into the panel insertion groove to complete the dumping preventing groove A, with bolts and nuts not exposed to the outside for good appearance.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a protection fence with a throwing prevention fence in which a protection fence such as a balustrade and a throwing prevention fence, a fall prevention fence, a windbreak fence, a snowbreak fence, a blindfold fence, etc. are integrally formed. Regarding

[0002]

2. Description of the Related Art Conventionally, in Japanese Utility Model Publication No. 1-137309, two pieces of an angle member are superposed in a positionally adjustable manner to form mounting grooves at intervals according to the thickness of a fence plate, and the fence plate is placed in this groove. A fence structure has been proposed in which the fences are fitted with each other.

[0003]

However, in the fence structure as described above, the fence plate is mounted by adjusting the mounting groove for mounting the fence plate at the time of construction. Further, since fence boards are attached to the upper and side edges, different kinds of fence boards cannot be used at the top and bottom. Furthermore, the bolts and nuts used for mounting were noticed everywhere, and it was not good for the scenery.

[0004]

The protective fence with a throwing prevention fence according to claim 1 of the present invention is a protective fence with a throwing prevention fence comprising a protective fence, a throwing prevention fence and a pillar.
The throwing prevention fence is composed of a face material and a fence frame, and the fence frame is an elongated body having a panel insertion groove formed on the inner surface side, and the face material is inserted into the panel insertion groove to prevent throwing. It is a fence, and the bolts and nuts are not exposed to the outside. According to a second aspect of the present invention, there is provided a protective fence with an anti-throwing fence, which comprises a protective fence, an anti-throwing fence, and a pillar. The anti-throwing fence comprises a face material and a fence frame. This fence frame is formed as a long body in which a panel insertion groove is formed on the inner surface side, and the panel insertion groove is appropriately dimensionally displaced from the center of the fence frame so as to be compatible with a plurality of types of face materials, The face material is characterized by being made into a throwing fence by being inserted into this panel insertion groove, for example, depending on the type of face material,
When face materials such as welded wire mesh are used, the upper and lower fence frames are used in different directions from the left and right fence frames, and when synthetic resin plates are used, the upper, lower, left and right fence frames are used in the same direction. All that is required is that there are few types of fence frames to be used for assembly, no adjustment is required, and construction is easy, and different types of face materials can be used up and down between the same columns.

[0005]

BEST MODE FOR CARRYING OUT THE INVENTION The present invention will be described in more detail with reference to the following embodiments. FIG. 1 is a front view of a protective fence with a throwing prevention fence of the present invention. In FIG. 1, reference numeral 1 denotes a pillar, which is erected on the ground cover 2 of the bridge in a substantially straight line in a horizontal view. An upper horizontal beam 51 is provided at the lower front of the pillar 1.
The lower horizontal beam 52 and the handrail 53 are continuously attached to form a protective fence B. A fence vertical frame 32 is attached to the left and right of the face material 31, and a fence horizontal frame 33 is attached to the upper and lower sides of the face material 31 to form the fence panel 3.
Is installed between the side faces of the columns 1 and 1 from the back to the upper part of the protective fence to form a throwing prevention fence A.
Two types of fences, a protective fence B and a throwing prevention fence A, are installed between them. When the guard fence is used as a balustrade, in order to prevent pedestrians and bicycles from falling out of the bridge, a thrust of 250 kg / m must be designed to act on the top at right angles to the side surface of the fence, the pillar 1 or the upper part. A structural material having a large cross section is used for the horizontal beam 51, the lower horizontal beam 52, and the handrail 53.

FIG. 2 is a longitudinal sectional view of the main part of a protective fence with a throwing prevention fence according to the present invention. Reference numeral 1 denotes a column, and a threaded portion of an anchor bolt embedded in the ground cover 2 of the bridge is fixed to a bolt hole formed in a bottom flange 15 of the column with a nut. In this embodiment, the support 1 is made by welding steel plates together, and its upper cross-sectional shape is H-shaped in a horizontal view, and its front flange 11 is directed toward the front and the back flange 12 is directed toward the back. The lower section is the front flange 1
An intermediate flange 13 is formed between 1 and the rear flange 12. In this embodiment, the pillar 1 is upright, but if it is bent gently, it will be more preferable in view of the landscape. The fence panel 3 is inserted between the front flange 11 and the rear flange 12 between the columns 1 from above, and the fence vertical frame 32
The upper part of the fence vertical frame 32 is crimped to the front flange 11 and the lower part is crimped to the intermediate flange 13 by the repulsive elastic force of the spring 4 press-fitted between the rear flange 12 and the rear flange 12, and is fixed to the column 1 and thrown. It is designated as a prevention fence A.
Moreover, an angle is provided in the lower portion of the fence vertical frame 32 to provide a space for facilitating the work for fixing the bottom flange 15 of the column 1 with anchor bolts. As the spring 4, a leaf spring made of a steel plate piece is generally used.
You may use what was produced with the suitable materials, such as stainless steel. In this embodiment, the fence panel 3 is attached by crimping the fence vertical frame 32 by the repulsive elastic force of the spring 4 and the back flange 12, front flange 11 and intermediate flange 13 formed on the pillar 1. Bolt holes may be bored in the formed back flange 12, front flange 11 and intermediate flange 13 and fixed with bolts and nuts.

As shown in FIG. 4, the fence vertical frame 32 is a long hollow body integrally molded with a metal such as a substantially rectangular aluminum alloy or a fiber reinforced synthetic resin in which a panel insertion groove 321 is formed along the length direction. The left and right edges of the face material are inserted and held in the panel insertion grooves 321. The panel insertion groove 321 is a lip groove type in which a lip on one side is missing, and its inner part is narrowed to correspond to the panel thickness, and a bag groove 322 is formed on the edge of the groove on the side where the lip is missing. Then, the pushing edge 6 is inserted into the bag groove 322. The gap between the pushing edge 6 and the lip 323 is slightly wider than the face material thickness so as to correspond to the face material thickness, and the center of the gap and the panel insertion groove 321 is the fence vertical frame 32.
It is displaced by a certain amount from the center of the.

As shown in FIG. 5, the fence horizontal frame 33 is a substantially rectangular shape in which a panel insertion groove 331 is formed along the length direction, and its outer side wall size is slightly smaller than the inner side wall size of the fence vertical frame 32. In addition, it is made from a mold material composed of a long hollow body integrally molded with a metal such as an aluminum alloy or a fiber reinforced synthetic resin having a flange 332 formed at the inner corner thereof, and is inserted into the upper and lower panels respectively. Groove 33
1 are opposed to each other inside, and the upper and lower edge portions of the face material are inserted and held in the panel insertion groove 331, and the end portions thereof are inserted into the end portions of the fence vertical frame 32 and tacked with rivets or the like. It is a panel 32. The panel insertion groove 331 is a lip groove type in which a lip on one side is missing, and its inner portion is narrowed to correspond to the panel thickness, and a bag groove 333 is formed on the edge of the groove on the lip missing side. Then, the pushing edge 6 is inserted into the bag groove 333.
The gap between the push edge 6 and the lip 334 is slightly wider than the face material thickness so as to correspond to the face material thickness, and the center of the gap and the panel insertion groove 331 is the center of the fence lateral frame 33. And is displaced by a predetermined dimension.

The throwing prevention fence of the present invention is used not only for throwing prevention but also for jumping prevention and windproofing.
Different kinds of face materials 31 are used depending on the purpose. The fence panel 3 is made of synthetic resin plate such as polycarbonate plate or FRP plate or steel plate when used for jumping prevention and windproof, and for the purpose of throwing prevention, wire rods such as steel wire are vertically and horizontally spaced. Welded wire mesh, punching metal, expanded metal, etc., which have been welded in the above are used. or,
Depending on the application, a synthetic resin plate may be used on the back of the protective fence and a welded wire mesh may be used on the top. The panel insertion grooves 321 and 331 of the fence vertical frame 32 and the fence horizontal frame 33 are displaced from the center of each fence frame by about ½ of the center-to-center distance between the vertical wire and the horizontal wire of the welded wire mesh. The fence panel 3 is assembled by, for example, when using a wire mesh for the face material 31, if the fence vertical frame 32 and the fence horizontal frame 33 are set in opposite directions, the panel insertion groove 32 of the fence vertical frame 32 and the fence horizontal frame 33 is formed.
The centers of 1 and 331 are displaced from each other by the distance between the centers of the vertical and horizontal wires of the welded wire mesh. When the upper, lower, left and right edges of the welded wire mesh are inserted into the panel insertion grooves, the centers of the fence frames are aligned and assembled. When a synthetic resin plate is used as the surface material, if the fence vertical frame 32 and the fence horizontal frame 33 are in the same direction, the centers of the panel insertion grooves 321 and 331 are in the same direction with respect to the fence frames 32 and 33, respectively. When the upper and lower edges of the synthetic resin plate are inserted into the panel insertion grooves 321, 331, the fence frames 3 are displaced by the same distance.
The centers of 2, 33 are aligned and assembled.

A beam mounting portion 14 for mounting the handrail 8 and the upper horizontal beam 51 and the lower horizontal beam 52 of the protective fence panel 5 is formed below the front flange 11 of the column 1. The beam mounting portion 14 is formed in a concave shape corresponding to the cross-sectional shapes of the handrail 53, the upper horizontal beam 51 and the lower horizontal beam 52 of the protective fence panel 5, and serves as the beam mounting portion 14, and has bolt holes. . Upper horizontal beam 51, lower horizontal beam 52 of handrail 4 and protective fence panel 5
Is fitted into the beam mounting portion 14 and fixed by bolts through the bolt holes. As described above, the support 1 is usually manufactured by welding steel plates together, but may be manufactured by casting or forging aluminum alloy or other metal.
The surface is subjected to appropriate surface treatment such as painting or plating.

In the present embodiment, the protective fence panel 5 is constructed as a protective fence panel 5 by installing a vertical beam 53 between an upper horizontal beam 51 and a lower horizontal beam 52 made of steel pipe. Bolt holes used for attachment to the column 1 are formed in the vicinity of both ends of the horizontal beam 52, and are attached to the above-mentioned trail column 1 to form a protective fence B.
Although the vertical beam is made of steel strip in the present embodiment, it may be made of other metal pipes or metal profiles, or may be made up of a plurality of horizontal beams as the protective fence panel 5.

[0012]

EFFECTS OF THE INVENTION The protection fence with a throwing prevention fence according to claim 1 of the present invention is a protection fence with a throwing prevention fence comprising a protection fence, a throwing prevention fence and a support, wherein the throwing fence is a surface material. It is composed of a fence frame, and the fence frame is an elongated body having a panel insertion groove formed on the inner surface side, and the face material is inserted into the panel insertion groove to form a throwing prevention fence. However, since the bolts and nuts are not exposed to the outside, it is preferable for the scenery. According to a second aspect of the present invention, there is provided a protective fence with an anti-throwing fence, which comprises a protective fence, an anti-throwing fence, and a pillar. The anti-throwing fence comprises a face material and a fence frame. This fence frame is formed as a long body in which a panel insertion groove is formed on the inner surface side, and the panel insertion groove is appropriately dimensionally displaced from the center of the fence frame so as to be compatible with a plurality of types of face materials, The face material is characterized by being inserted into this panel insertion groove to form a throwing fence, and depending on the type of face material, for example, when face materials such as welded wire mesh are used, the upper and lower fence frames should be used. Use it in a different direction from the left and right fence frames, and when synthetic resin plates etc. are used, use the upper, lower, left and right fence frames in the same direction,
There are few types of fence frames used for assembly, no adjustment is required, and construction is easy, and different types of face materials can be used up and down between the same columns.

[Brief description of drawings]

FIG. 1 is a front view showing an example of an embodiment of a protective fence using the fence panel structure of the present invention.

FIG. 2 is a vertical sectional view of FIG.

FIG. 3 is a front view of a fence panel according to the present invention.

FIG. 4 is an embodiment of a fence vertical frame used in the structure of the fence panel of the present invention.

FIG. 5 is an embodiment of a fence horizontal frame used in the structure of the fence panel of the present invention.

6A and 6B show an embodiment of a structure of a fence panel using a welded wire mesh as a face material in the present invention, (A) is a partially cutaway plan view, and (B) is a partially cutaway side view.

7A and 7B show an embodiment of a structure of a fence panel using a synthetic resin plate as a face material in the present invention, (A) is a partially cutaway plan view, and (B) is a partially cutaway side view. .

[Explanation of symbols]

 1 Post 11 Front Flange 12 Rear Flange 13 Intermediate Flange 13 Beam Mounting Part 15 Bottom Flange 2 Ground Cover 3 Fence Panel 31 Face Material 32 Fence Vertical Frame 321 Panel Insertion Groove 322 Bag Groove 323 Lip 33 Fence Horizontal Frame 331 Panel Insertion Groove 332 Flange 333 bag groove 334 lip 4 spring 5 guard fence panel 51 upper horizontal beam 52 lower horizontal beam 53 handrail 54 vertical beam 6 pushing edge

Claims (2)

[Claims] 1. A protection fence with a throwing prevention fence comprising a protection fence, a throwing prevention fence, and a pillar, wherein the throwing prevention fence is composed of a face material and a fence frame, and the fence frame is provided on the inner surface side. A protective fence with a throw-prevention fence, which is a long body having a panel-insertion groove formed therein, and the face member is inserted into the panel-insertion groove to form a throw-prevention fence. 2. The protective fence with a throwing prevention fence according to claim 1, wherein the panel insertion groove is appropriately dimensionally displaced from the center of the fence frame so as to accommodate a plurality of types of face materials.