JP2511009Y2 - Vehicle guard fence - Google Patents

Description

[Detailed description of the device]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vehicle guard fence installed at a side edge of a bridge or the like.

[0002]

2. Description of the Related Art Conventionally, for example, in a railroad fence for a railroad bridge, in order to satisfy the strength required during a vehicle collision, metal columns are erected at desired intervals along the side edges of the bridge. Then, connect a metal main cross beam between the upper ends of the columns, and connect a metal lower cross beam almost parallel to the main cross beam between the upper part and the lower part of the column on the side of the roadway. A configuration in which a large number of manufactured ballasters are connected is known.

On the other hand, roadside vehicle protection fences (guard rails)
In order to satisfy the strength required at the time of a vehicle collision, metal columns are erected at desired intervals along the side edge of the sidewalk on the side of the roadway, and metal columns are installed between the upper portions of the columns on the roadside side. A configuration in which corrugated side beams are connected is known.

[0004]

However, among the above-mentioned conventional examples, in the former configuration, since the horizontal beams having a plurality of upper and lower closed cross-section beams are used, there are many connection points with the columns and the shape is complicated, and It is difficult to obtain high strength economically due to poor processing work efficiency and assembly work efficiency.

On the other hand, in the latter configuration, since one side beam is used, it is possible to reduce the number of connection points with the support columns and improve the work efficiency and assembly work efficiency of the members. Since the ends and the upper ends of the columns are exposed, the image is a cluttered and weak member, and the appearance is particularly poor.

Further, in any of the conventional examples, in order to change the whole height, the whole design must be changed, which is uneconomical.

The present invention solves the above-mentioned conventional problems, and uses a corrugated side beam as one element of a main cross beam to satisfy the strength required in a vehicle collision. In addition to being able to perform, it is possible to reduce the number of connecting points with the columns to improve processing work efficiency and assembly work efficiency, and also to give a sense of unity between the side beam and the top beam and to make it like a luxurious one The appearance can be improved by giving the appearance of a balustrade with a horizontal beam, and by changing the shape of the top beam, the overall height can be changed while maintaining a sense of unity with the side beams, Moreover, the top beam can be changed in its shape easily to obtain versatility and improve the economical efficiency .
Separate side beams and top beams for the columns
Can be connected separately at different locations, facilitating connection work
Improve connection efficiency by making it possible
It it is an object to provide a vehicle safety barrier you so that it is.

[0008]

The technical means of the present invention for achieving the above-mentioned object is to provide a plurality of struts standing upright at desired intervals and upper and lower side edges along the longitudinal direction on the struts side. To form a connecting portion by bending the middle portion along the longitudinal direction so as to protrude to the pillar side, and the connecting portion is connected to the upper portion of the pillar from the road side. A side beam and a top beam that is arranged so that one side portion located on the side of the road overlaps the upper portion of the side beam in a state where both side portions along the longitudinal direction are bent downward and are connected to the upper ends of the columns. It is equipped with and.

Another technical means of the present invention for achieving the above object is to include a blindfold member connected to the support column behind the side beam in the above technical means.
The blindfold panel may be arranged on the side of the road with respect to the column, or may be arranged on the side opposite to the side of the road.

In each of the above technical means, one side portion of the top beam may be arranged so as to overlap with the upper portion of the side beam in a state of protruding like an eaves. Further, one side portion of the top beam may be connected to the upper portion of the side beam.

Further, in each of the above technical means, one side portion of the top beam may be overlapped so as to cover the upper portion of the surface of the side beam on the roadway side, and these overlapping portions may be connected.

[0012]

According to the present invention, since the corrugated side beam is used, it is possible to satisfy the strength required at the time of collision of the vehicle, and it is possible to reduce the number of connecting points with the support columns. Moreover, since one side portion of the top beam is arranged so as to overlap with the upper portion of the side beam, it is possible to give a feeling of unity between the side beam and the top beam. Further, since the top beam is formed by bending it, by changing the shape of the top beam, the overall height can be changed while maintaining a sense of unity with the side beam. Also, support the side beam and top beam
To be connected separately at different points on the top and top
Since it is possible to adjust the position for connection,
It is relatively easy to support the
It can be done easily.

Further, by using the blindfold member, the back side of the side beam can be made invisible.

[0014]

Embodiments of the present invention will be described below with reference to the drawings. First, a first embodiment of the present invention will be described. 1 to 14 show a vehicle protective fence in a first embodiment of the present invention, FIG. 1 is a perspective view, FIG. 2 is a front view, FIG. 3 is a sectional view taken along the line AA of FIG. 2, and FIG. 3 is an enlarged view of a main part of FIG. 3, FIG. 5 is a plan view of a column, FIG. 6 is a front view of the column, FIG. 7 is a front view of a side beam main body, FIG. 8 is a cross-sectional view taken along the line BB of FIG. Is a front view of the sleeve for connecting the side beam main body, FIG. 10 is a sectional view taken along the line CC of FIG. 9, FIG. 11 is a front view of the top beam, FIG. 12 is a bottom view of the top beam,
FIG. 13 is a sectional view taken along the line DD of FIG. 11, and FIG. 14 is a side view showing a spacer for connecting the top beam main body.

As shown in FIGS. 1 to 4, the present embodiment is constructed as a bridge vehicle guard fence, and this bridge vehicle guard fence is composed of columns 1, side beams 2, top beams 3, and the like. .

The pillar 1 is made of stainless steel, and as shown in FIGS. 5 and 6, a through hole 5 for connection is formed in an upper portion of a prismatic pillar main body 4, and a connecting plate 6 is provided at an upper end of the pillar main body 4. The connection plate 6 is fixed by welding or the like, and a plurality of connecting long holes 7 (two in the illustrated example) are formed on both side projections of the connecting plate 6 with respect to the pillar body 4.
Pieces) are formed.

The side beam 2 arranged on the side of the road with respect to the column 1 is made of stainless steel and is composed of a side beam main body 8 shown in FIGS. 7 and 8 and a sleeve 9 shown in FIGS. 9 and 10. The side beam main body 8 is bent so that both upper and lower side edge portions 10 and 11 along the longitudinal direction project toward the column 1 side, and an intermediate portion along the longitudinal direction is curved so as to project toward the column 1 side. Are formed to have a wavy shape. The sleeve 9 has the same shape as the side beam body 8,
Bending portions 13 and 14 at both upper and lower edges, and a connecting portion 1 at an intermediate portion
5, the outer shape is formed to be slightly smaller than the side beam main body 8, and both side portions are inserted so as to straddle the insides of the respective end portions of the adjacent side beam main bodies 8. Connection holes 16 are formed at a plurality of locations (eight locations in the illustrated example) at each end of the side beam body 8, and connection slots 17 are formed on both sides of the sleeve 9 in correspondence with the connection holes 16. Has been done.
Connection holes 18 and 19 are formed in the connection portion 12 of the side beam body 8 and the connection portion 15 of the sleeve 9 so as to correspond to the through holes 5 for connection of the column body 14.

The top beam 3 arranged on the upper part of the column 1.
Is made of stainless steel, the top beam main body 20 shown in FIGS. 11 to 13, the connecting plate 21, and the spacer 2 shown in FIG.
It is composed of 2 etc. Both sides of the top beam body 20 along the longitudinal direction are bent from the side toward the lower inside. That is, the back side of the top surface is formed in the vertical direction, and the front side (roadway side) is formed in the eaves-like portion 23 that gradually protrudes outward as it goes downward, and the bent portions 24, 25 in the horizontal direction in the lower inside are formed. Are formed. Top beam body 20
At both sides of the bending portion 24, both ends of the connecting plate 21 are placed on the bending portions 24 and 25 and fixed by welding or the like.
Also, the pillar 1 is provided at one side of the connecting plate 21 and an intermediate portion of the connecting plate 21.
A connection screw hole 26 is formed corresponding to the connection elongated hole 7. The spacer 22 has a cross-sectional shape similar to that of the top beam main body 20, has an outer shape slightly smaller than the top beam main body 20, and is formed to be short. It is like this. Then, one side of the spacer 22 is previously fixed to one of the top beam main bodies 20 by welding.

As shown in FIGS. 1 to 4, a plurality of columns 1 are erected at desired intervals, for example, on the side edge of the bridge, and the side of the desired column 1 arranged on the road side. The connecting portion 12 of the beam main body 8 is connected by a bolt 28 and a nut 29 using the connecting hole 18 and the through hole 5 of the column 1. The ends of the side beam main body 8 and the ends of the side beam main bodies 8 adjacent to each other are inserted so that both ends of the sleeve 9 straddle each other, and both are connected by the bolt 30 and the nut by using the connecting hole 16 and the connecting elongated hole 17. They are connected by 31. At the time of this connection, a dimensional error is absorbed by the connection elongated hole 17. Between the ends of the side beam main body 8, the connecting portion 15 of the sleeve 9 for connecting them is attached to the adjacent column 1 by using the connecting hole 19 and the through hole 5 of the column 1 and the bolt 28.
Are connected by a nut 29. In this way, the side beam 2 is connected to the upper part of the pillar 1 on the side of the roadway, and the height of the upper surface of the upper bent portion 10 of the side beam 2 is substantially equal to the height of the upper surface of the connecting plate 6 of the pillar 1. .

The spacer 2 is attached to the connecting plate 6 at the upper end of the column 1.
The top beam main body 20 having one side fixed thereto and the connecting plate 21 are overlapped with each other, and the bolt 3 is inserted from the connecting long hole 7 of the connecting plate 6.
2 is screwed into the connecting screw holes 26 of the top beam main body 20 and the connecting plate 21 to connect the top beam main body 20 to the connecting plate 6 of the column 1. At the time of this connection, a dimensional error is absorbed by the connection elongated hole 7. Then, adjacent top beam bodies 20 are fitted to the other side of the spacer 22 and are connected to the upper ends of the columns 1 in the same manner as above. In this way, the top beam 3 is connected to the upper ends of the columns 1, and the eaves-shaped portion 2 located on the roadway side of the top beam 3 is connected.
3 are arranged so as to overlap the upper bent portion 10 of the side beam 2 in a contact state. In addition, both side ends of the side beam main body 8 and the top beam main body 20 connected to each other are shown in FIG.
The end plate 33 is attached by welding or the like as shown in FIG. The end plate 33 has a front side that conforms to the shapes of the side beam main body 8 and the top beam main body 20, a rear side that is formed substantially vertically, and a lower side that is formed substantially horizontally, with the side beam 2 and the top beam 3 combined. It gives a sense of volume.

According to the above-described embodiment, since the corrugated side beam 2 is used, it is possible to satisfy the strength and the like required at the time of collision of the vehicle, and it is also possible to reduce the number of connecting points with the supporting column 1 and to flatten it. It is possible to improve the assembly work efficiency not only on the parts but also on the sloping ground. In addition, the guardrail of the conventional example is not a aesthetic appearance but a strength function standard,
By combining the side beam 2 and the top beam 3 so as to have a sense of unity, while maintaining the strength by adopting the above design method of the guardrail, it is possible to create an image of a balustrade different from the guardrail. It can contribute to enhancing the status of the bridge as a mark.
Also, by changing the shape of the top beam 3, the overall height can be changed while maintaining a sense of unity with the side beam, and the shape of the top beam 3 can be changed easily. It is possible to obtain general versatility such as a type for use both in a pedestrian path and to improve economy. Further, since the corrugated side beam 2 is used and the beam tension is adopted to the required beam strength standard, when stainless steel is used, the tensile strength is effectively utilized to efficiently use the expensive material. It can be used and is more economical than the design method based on bending strength such as railroad fence for railroad bridges. Further, the side beam 2 and the top beam 3 are designed independently of each other, and a design effect can be expected when they are combined. Also side beams
2 and the top beam 3 at separate locations on the top and top of the column 1.
Since it is connected separately with, when aligning for connection
However, the work of supporting the connecting part with human hands becomes relatively easy,
The connection work can be performed easily and therefore the connection work
Business efficiency can be improved.

Next, a second embodiment of the present invention will be described. 15 to 18 show a vehicle guard fence according to a second embodiment of the present invention. FIG. 15 is a perspective view, FIG. 16 is a front view, FIG. 17 is a sectional view taken along the line EE of FIG. 16, and FIG. Figure 1
It is a principal part enlarged view of FIG.

This embodiment is constructed so that the overall height is higher than that of the first embodiment, and accordingly,
The shapes and the like of the pillar 1 and the top cover 3 are changed from those of the first embodiment. In this embodiment, the first
The same parts as those of the embodiment are attached with the same notations and an explanation thereof will be omitted, and a different structure will be mainly explained.

As is apparent from FIGS. 15 to 18,
The pillar 1 has an auxiliary pillar 42, which is thinner and lower than the pillar main body 41 in the shape of a rectangular tube, and is vertically erected. The connecting plate 6 is fixed to the upper end of the auxiliary pillar 42 by welding or the like. The other structure of the pillar 1 is similar to that of the first embodiment.
Then, a plurality of columns 1 are erected at desired intervals on the side edge of the bridge, and the side beam 2 is connected to the upper portion of the column 1 on the roadway side in the same manner as in the first embodiment. The height of the upper surface of the upper bent portion 10 of the beam 2 is substantially equal to the height of the upper surface of the pillar main body 41 of the pillar 1.

The top beam 3 is composed of a top beam main body 43 made of stainless steel, a decorative plate 44 made of polycarbonate, an upper push plate 45 made of stainless steel, a lower push plate 46 made of stainless steel, and the like. The top beam main body 43 is formed in a protruding portion 47 that gradually protrudes outward as the front side (roadside side) reaches the lower side, and the back side is formed in the vertical direction up to the middle of the upper side, and the back side and the front side lower side. Bent portions 48 and 49 are formed inwardly in the horizontal direction, and a window hole 50 is formed in the front side along the longitudinal direction. The decorative plate 44 is brought into contact with the front inner surface of the top beam main body 43 to close the window hole 50 of the top beam main body 43, and the lower push plate 4 is attached to the inner lower surface of the decorative plate 44.
6 is abutted, and the other side surface of the lower presser plate 46 is attached to the bent portion 49 of the top beam body 43 by a bolt 51 and a nut 52.
Are connected by. One side surface of the upper pressing plate 45 is brought into contact with the inner upper surface of the decorative plate 44, and the other side surface of the upper pressing plate 45 and the bent portion 48 are connected to the connecting plate 6 at the upper end of the support column 1 by the bolt 53 and the nut 54. The one-side protruding portion 47 located on the road side of the beam 3 is arranged so as to overlap the upper bent portion 10 of the side beam 2 in a contact state. Further, end plates 55 are attached to both outer ends of the connected side beam main body 8 and top beam main body 43 by welding or the like, and the front sides of the end plates 55 have the shapes of the side beam main body 8 and the top beam main body 43. It fits, the rear side is formed almost vertically, the lower side is formed substantially horizontally, and the side beam 2 and the top beam 3 are combined to give a volume feeling.

Next, a third embodiment of the present invention will be described. 19 and 20 show a vehicle protection fence in the third embodiment of the present invention, FIG. 19 is a side view, and FIG. 20 is a partial rear view.

The feature of this embodiment is that FIG.
As shown in FIG. 20, in the back of the side beam 2, the upper and lower edges of the blindfold member 56 are connected to the column 1 directly or via a bracket by bolts 57,
The other structure is similar to that of the first embodiment. The blindfold member 56 is arranged on the side opposite to the roadway side with respect to the column 1 as in the illustrated example, but may be arranged on the roadway side with respect to the column 1, and the blindfold member 56 is Punching metal, mesh wire mesh, thin metal plate, etc. are used.

By providing the blindfold member 56 behind the side beam 2 as in the present embodiment, the back side of the side beam 2 cannot be seen from the outside of the bridge, and the appearance can be improved.

Next, a fourth embodiment of the present invention will be described. FIG. 21 is a partially cutaway side view showing a vehicle protection fence in the fourth embodiment of the present invention.

The feature of this embodiment is that, as shown in FIG. 21, the bent portion 25 of one side portion 58 of the top beam 3 is provided.
Is placed on the upper bent portion 10 of the side beam 2, and both bent portions 10 and 25 are connected by a bolt 59 and a nut 60. Other configurations are the same as those in the first embodiment. One side portion 58 of the top beam 3 in this embodiment
Is formed so as not to project from the side beam 2 to the roadway side (front side), but is formed in an eave-like shape similar to that of the first embodiment so as to project to the roadway side (front side) from the side beam 2. You may

According to this embodiment, the bent portion 25 of the one side portion 58 of the top beam 3 is connected to the upper bent portion 10 of the side beam 2.
Since the bolts 59 and the nuts 60 are connected to each other, the number of connection points between the back side of the top beam 3 and the support columns 1 can be reduced, so that the working work and the assembling work are facilitated.

Next, a fifth embodiment of the present invention will be described. FIG. 22 is a partial sectional view showing a vehicle protection fence in the fifth embodiment of the present invention.

The feature of this embodiment is that, as shown in FIG. 22, one side portion 61 of the top beam 2 is overlaid so as to cover the upper part of the road side (front side) of the side beam 2. The overlapping portions are connected by bolts 62 and nuts 63, and other configurations are the same as those in the first embodiment.

Also in this embodiment, it is possible to reduce the number of connecting points between the back side of the top beam 3 and the support columns 1,
Processing work and assembly work become easy.

The side beam 2 is on the side of the road (front side)
A three-dimensional effect can be obtained by sticking a color film made of vinyl chloride, fluororesin, or the like along the longitudinal direction in the concave portion of or by applying a color paint. Also,
By using a color with high lightness along the longitudinal direction of the above-mentioned recess, it becomes a colorful landmark, and by using black or black gray, an image of different beams can be obtained at the lower part and the upper part of the side beam 2. You can Also,
Road side (front side) at the connecting portion 12 of the side beam 2
It is possible to obtain a three-dimensional effect with a depth by polishing the surface of the with a mirror shape. Further, a ballaster or a lateral beam can be attached between the columns if necessary. other than this,
The present invention can be modified in various ways without departing from the basic technical idea.

[0036]

As described above, according to the present invention,
Since a corrugated side beam is used, it is of course possible to satisfy the strength required at the time of a vehicle collision,
The number of connecting points with the columns can be reduced. Therefore,
The processing work efficiency and the assembly work efficiency can be improved. Also, because one side of the top beam is placed so as to overlap the top of the side beam, it is possible to obtain a main cross beam of various appearances by combining the shapes while giving the side beam and top beam a sense of unity. it can. Therefore, the appearance can be improved by giving the appearance of a balustrade having a main cross beam like a luxurious one. Furthermore, since the top beam is formed by bending the body, it is possible to change the overall height while maintaining a sense of unity with the side beam by simply changing the shape of the top beam. . Therefore, versatility can be obtained, and economic efficiency can be improved. In addition, the side beam and the top beam are used as columns.
On the other hand, it is possible to connect separately at the top and the top at different points.
Since it is possible, when connecting for alignment, the connecting part
Supporting work with human hands is relatively easy, and connection work is easy.
It can be done easily, thus improving the connection work efficiency.
Can be made.

Further, by providing a blindfold member on the back side of the side beam, it is possible to improve the appearance by making the back side of the side beam invisible.

Further, by arranging one side portion of the top beam so as to overlap the upper portion of the side beam in a state of protruding like an eaves, it becomes difficult to see even if there is a gap between the side beam and the top beam. It can be easily combined with the top beam and can be used as an exterior accent as a main cross beam.

By connecting one side of the top beam to the upper part of the side beam, it is possible to reduce the number of connecting points between the other side of the top beam and the support, so that the working work and the assembling work are further facilitated. .

Further, one side portion of the top beam is overlapped so as to cover the upper side of the side beam on the roadway side (front side),
By connecting these overlapping portions, it is possible to reduce the number of connecting points between the other side of the top beam and the support, so that the working work and the assembling work become easier.

[Brief description of drawings]

FIG. 1 is a perspective view showing a vehicle protection fence according to an embodiment of the present invention.

FIG. 2 is a front view showing the vehicle protective fence.

FIG. 3 is a sectional view taken along the line AA of FIG. 2, showing the vehicle protective fence.

FIG. 4 is an enlarged view of a main part of FIG. 3, showing the vehicle protective fence.

FIG. 5 is a plan view of a pillar used for the vehicle guard fence.

FIG. 6 is a front view of a pillar used for the vehicle protective fence.

FIG. 7 is a front view showing a side beam main body used for the vehicle guard fence.

FIG. 8 is a sectional view taken along the line BB of FIG. 7, showing a side beam main body used for the vehicle guard fence.

FIG. 9 is a front view showing a sleeve for connecting a side beam body used for the vehicle guard fence.

FIG. 10 is a cross-sectional view taken along the line CC of FIG. 9, showing the same sleeve.

FIG. 11 is a front view showing a top beam used for the vehicle protective fence.

FIG. 12 is a bottom view showing the top beam.

FIG. 13 is a sectional view taken along the line DD of FIG. 11, showing the same top beam.

FIG. 14 is a side view showing a sleeve for connecting the top beam body used for the vehicle protective fence.

FIG. 15 is a perspective view showing a vehicle protection fence according to a second embodiment of the present invention.

FIG. 16 is a front view showing the vehicle protective fence.

FIG. 17 is a sectional view taken along line EE of FIG. 16, showing the vehicle protective fence.

FIG. 18 is an enlarged view of an essential part of FIG. 17, showing the vehicle protective fence.

FIG. 19 is a side view showing a vehicle protection fence according to a third embodiment of the present invention.

FIG. 20 is a partial rear view showing the vehicle protective fence.

FIG. 21 is a partially cutaway side view showing a vehicle protective fence according to a fourth embodiment of the present invention.

FIG. 22 is a partial cross-sectional view showing a vehicle protection fence in the fifth embodiment of the present invention.

[Explanation of symbols]

 1 Support 2 Side beam 3 Top beam 12 Connection part 15 Connection part 23 Eave-shaped part 56 Blindfold member

Claims (5)

(57) [Scope of utility model registration request] 1. A plurality of columns that are erected at desired intervals,
Both upper and lower edges along the longitudinal direction are bent so as to project toward the pillar side, and an intermediate portion along the longitudinal direction is bent so as to project toward the pillar side to form a connecting portion. A corrugated side beam connected to the upper part of the pillar from the side, and both side parts along the longitudinal direction are bent downward,
A vehicle protective fence comprising: a top beam, which is connected to the upper ends of the columns and is arranged so that one side portion located on the roadway side overlaps with an upper portion of the side beam. 2. The vehicle protective fence according to claim 1, further comprising a blindfold member connected to the column behind the side beam. 3. The vehicle protection fence according to claim 1, wherein one side portion of the top beam is arranged so as to overlap with an upper portion of the side beam in a state of protruding like an eaves shape. 4. The vehicle guard fence according to claim 1, wherein one side portion of the top beam is connected to an upper portion of the side beam. 5. The vehicle protective fence according to claim 1, wherein one side portion of the top beam is overlapped so as to cover an upper portion of the side beam on the roadway side, and these overlapping portions are connected.