JPH07300811A - Temporary passage - Google Patents

Abstract

PURPOSE:To install a temporary passage easily by installing a first recessed part and a second recessed part to a floor board area made of legged floor boards and a first projected part and a second projected part to a floor board area made of non-legged floor boards. CONSTITUTION:Both legs of each legged floor board is turned and arranged to be in an erected posture and fixed with a turnbuckle. Then, a plurality of legged floor boards 5 are laid out in a linear state where a supported material 25 is fitted into a third recessed part of a support member 23 of the adjacent floor board 5. Then, a non-legged floor board 6 is fitted in between each of the legged floor boards 5, thereby placing an oblique side of the floor board in contact with an oblique side of the floor board 5. Furthermore, a first projected part 9b of the non-legged floor board 6 is engaged with a first recessed part 9a of the legged floor board 5 while a second projected part 10b of the floor board 6 is engaged with a second recessed part 10a of the floor board 5, thereby supporting the floor board 6 with the floor board 5 which adjoins both sides.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a temporary passage which can be temporarily installed when a road is cut off due to a disaster or the like.

[0002]

2. Description of the Related Art Conventionally, when a road is fragmented due to a disaster or the like, a commercially available scaffold is combined to provide a temporary passage for people to pass through. Furthermore, when installing a temporary passage of a size that allows vehicles such as trucks to pass through, connect a plurality of floor materials, set up a plurality of legs that support these floor materials, and place the vehicle on the floor material. I was running.

[0003]

However, since a temporary passage through which a vehicle such as a truck can pass is large in size, it is difficult to obtain the materials, a lot of labor is required for the assembly work, and the time required for the installation is long. There was a problem that it could not be dealt with in an emergency due to a long period.

The present invention solves the above problems, and an object of the present invention is to provide a temporary passage through which a vehicle or the like can pass and which can be installed in an emergency in a short period of time.

[0005]

SUMMARY OF THE INVENTION In order to solve the above problems, the present invention has a legged floor plate that can be erected via legs and a legless floor plate supported by the legged floor plate, which are alternately linear. The legged floor board is a right-angled triangular floor board section in plan view, and a pair of standing upright sideways and telescopic sections provided at both ends of the hypotenuse of the floor board section. The legless floorboard comprises a floorboard portion having a right triangle shape in a plan view, and one of the hypotenuse of the legged floorboard and the hypotenuse of the legless floorboard is provided with a first engaging portion and the other. First
An engaged portion is provided, a second engaging portion is provided on at least one side other than the oblique side of the legged floor plate and at least one side other than the oblique side of the legless floor plate, and the second engaged portion is on the other side. Is provided, a support is provided above the leg, and a supported body that is detachable from the support of the legged floorboard arranged next is provided at a corner of the legged floorboard with respect to the hypotenuse.

[0006]

According to the above construction, the legs of the plurality of legged floorboards are respectively erected, the legged floorboards are linearly arranged with their hypotenuses facing in the same direction, and the supported bodies are arranged next to each other. Engage with the support of the floor plate. As a result, each legged floorboard stands upright through the pair of legs it has and one leg of the legged floorboard arranged next to it. In this way, since each corner of the floor plate portion of each legged floor plate is supported by the three legs, rattling of the legged floor plate is prevented, and variation in the load applied to each leg can be reduced. .

After that, the legless floor boards are fitted between the plurality of legged floor boards, the oblique sides of the legless floor boards are brought into contact with the oblique sides of the legged floor boards, and the first engaging portion is engaged with the first engaged portion. The legless floorboards are supported by the legged floorboards that are adjacent to each other by engaging the second engaging portion and the second engaged portion with each other. By arranging the legged floor plates and the legless floor plates alternately in this way, the temporary passage can be installed easily and in a short period of time. After installation, people and vehicles pass through the upper surfaces of the floor plate part of the legged floor plate and the floor plate part of the non-legged floor plate.

Further, the temporary passage can be inclined by expanding and contracting one leg of the floor plate with the other leg. Thus, the temporary passage can be installed easily and in a short period of time even in a stepped place.

Further, after disassembling the temporary passage into the legged floor plate and the legless floor plate, the legs of the legged floor plate can be folded down sideways to fold the legs compactly. Can be reduced, and moreover, the floor boards with legs can be efficiently transported without being bulky.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to FIGS. As shown in FIG. 8 and FIG. 9, reference numeral 1 denotes a temporary passage installed obliquely from the upper road 2 to the lower road 3. This temporary passage 1 is formed by alternately arranging legged floor plates 5 which can be erected via legs 4 and legless floor plates 6 supported by the legged floor plates 5 in a straight line. When the height difference between the upper road 2 and the lower road 3 is large, the temporary passage 1 includes a plurality of legged floor plates 5 and non-legged floor plates 6 alternately arranged on the lower road 3. With a plurality of legged floor plates 5 and legless floor plates 6 placed on the top and arranged alternately,
It has a two-stage structure.

As shown in FIGS. 1 to 4, the legged floor plate 5 is used.
Is composed of a floor plate part 7 made of steel or aluminum having an isosceles right triangle shape in plan view, and a pair of legs 4 provided at both ends of the oblique side of the floor plate part 7 via mounting seats 8. A pair of first recesses 9 a (an example of a first engaged portion) are formed on the upper surface of the hypotenuse of the floor plate portion 7 to a depth that is approximately the upper half of the thickness of the floor plate portion 7. A pair of second recesses 10a (second
An example of the engaged portion) is formed to a depth of approximately the upper half of the thickness of the floor plate portion 7.

As shown in FIG. 2, the leg 4 is composed of a cylindrical outer leg portion 12 and an inner leg portion 13 which is fitted into the outer leg portion 12 and is capable of retracting and retracting. . Above outer leg
In the 12 and the inner leg portion 13, pin holes 15 into which fixing pins 14 for fixing the inner leg portion 13 to the outer leg portion 12 are inserted are formed at a plurality of upper and lower positions. Further, the lower end of the inner leg portion 13 is formed in a hemispherical shape.

As shown in FIGS. 5 and 6, a spherical joint 16 is provided at the upper end of the outer leg portion 12, and the spherical joint 16 is rotatably fitted in the mounting seat 8 and these mounting seats 8 are mounted. A pressing plate 17 for pressing the ball joint 16 toward the mounting seat 8 is attached to the lower surface of the via a bolt 18. A mounting plate 19 is provided on each of the mounting seats 8, and the mounting plate 19 serves as the floor plate portion 7.
It is attached to both ends of the hypotenuse by welding. As a result, as shown in FIG. 2, each leg 4 is rotatable about the spherical joint 16 between the standing posture and the sideways posture. As shown in FIG. 3, each leg 4 can be laid sideways in a direction along the remaining two sides of the floor plate portion 7 other than the oblique side. As shown in FIG. 6, the presser plate 17 should be prevented from interfering with the leg 4 lying down,
A cutout 20 is formed. Further, in order to easily attach the holding plate 17, the holding plate 17 is formed in two. Further, as shown in FIG. 2, a turnbuckle 21 for adjusting and fixing the angle of the standing leg 4 is provided between the lower surface of the floor plate portion 7 and the outer leg portion 12.

As shown in FIG. 5, a hemispherical support 23 is provided on the upper portion of the mounting seat 8, and this support 23 has
A hemispherical third recess 24 having an open upper surface is formed. In addition, as shown in FIGS. 2 and 3, at the corner portion of the floor plate portion 7 with respect to the hypotenuse, the third floor of the legged floor plate 5 arranged next to
A supported body 25 that can be engaged and disengaged is attached to the recess 24 via a mounting plate 26. As shown in FIG. 7, the supported body 25 is formed in a hemispherical shape, and can be fitted into the third recess 24 from above. In addition, a hemispherical fourth recess 27 having an open upper surface is formed on the upper portion of the supported body 25. Then, as shown in FIGS. 5 and 7, the lower ends of the inner leg portions 13 of the legged floor plate 5 placed on the upper stage are respectively arranged from above to the third recessed portion 24 and the fourth recessed portion 27 of the legged floor plate 5 on the lower stage. It is formed so that it can be fitted.

As shown in FIG. 1, the legless floor plate 6 is a floor plate portion 30 made of steel or aluminum having an isosceles right triangle shape in plan view.
The floor plate portion 30 is formed to have the same size as the floor plate portion 7 of the legged floor plate 5. On the upper surface of the hypotenuse of the floor plate portion 30, a pair of first convex portions 9b that can be engaged with and disengaged from the first concave portion 9a.
(One example of the first engaging portion) is formed. In addition, a pair of second convex portions 10b (second second concave portion 10b) that can be engaged with and disengaged from the second concave portion 10a are formed on the upper surfaces of the remaining two sides of the floor plate portion 30 other than the oblique sides, respectively.
An example of the engaging portion) is formed.

The operation of the above structure will be described below.
As shown by the solid line in FIG. 2, both legs 4 of each legged floorboard 5 are respectively rotated to be in an upright posture and fixed with a turnbuckle 21. Then, as shown in FIG. 1, a plurality of legged floorboards 5 are linearly arranged with the hypotenuse of the floorboard 7 facing in the same direction,
As shown in FIG. 2, the supported body 25 is fitted from above into the third recess 24 of the supporting body 23 of the legged floorboard 5 arranged next to it. As a result, each legged floor plate 5 is erected on the lower road 3 via the pair of legs 4 of the legged floor plate 5 itself and one leg 4 of the legged floor plate 5 arranged next to it. In this way, since each corner of the floor plate portion 7 of each legged floor plate 5 is supported by the three legs 4, rattling of the legged floor plate 5 is prevented, and variations in the load applied to each leg 4 are prevented. Can be made smaller. Then, as shown in FIG. 1, the legless floorboards 6 are fitted between the plurality of legged floorboards 5, respectively, and the hypotenuses of the legless floorboards 6 are brought into contact with the hypotenuses of the legged floorboards 5 to form the first convex portions 9b. By engaging the first concave portion 9a and the second convex portion 10b in the second concave portion 10a,
Each legless floor plate 6 is supported by the legged floor plates 5 adjacent to each other on both sides. In addition, as shown by the phantom line in FIG. 2, the inner leg portion 13 of the one leg 4 is previously pulled out from the outer leg portion 12 and the fixing pin
Insert 14 into pin hole 15 to fix inner leg 13,
Is extended more than the other leg 4, the floor plate portion 7 of the legged floor plate 5 and the floor plate portion 30 of the legless floor plate 6 which are linearly arranged as shown in FIG. 9 are inclined at an arbitrary angle. I am letting you. At this time, the lower leg 4 of the legged floorboard 5 located at the bottom of the end remains in the sideways posture, and the lower end of the floorboard portion 7 of the legged floorboard 5 is in the lower stage via the sandbag 32. It is supported on road 3. Thus, the plurality of legged floor plates 5 and the legless floor plates 6 arranged in the lower stage form a lower stage portion 33 that extends linearly and is inclined at a predetermined angle α.

A plurality of legged floor boards 5 are placed on the legged floor boards 5 arranged on the lower road 3 as described above.
At this time, as shown in FIG. 7, the lower end of the inner leg portion 13 of one leg 4 of the upper legged floor plate 5 is fitted into the fourth recessed portion 27 of the supported body 25 of the lower legged floor plate 5 from above. As shown in FIG. 5, the lower end of the inner leg portion 13 of the other leg 4 of the upper legged floor plate 5 is fitted into the third recess 24 of the support body 23 of the lower legged floor plate 5 from above. As a result, the upper legged floor plate 5 is erected on the lower legged floor plate 5 via the pair of legs 4 of itself and one leg 4 of the legged floor plates 5 arranged next to each other. . At this time, since the lower ends of both legs 4 of the upper legged floor plate 5 are fitted into the third recessed portion 24 and the fourth recessed portion 27, the upper legged floor plate 5 is stable with respect to the lower legged floor plate 5 and is stable. Will be installed.

Then, like the lower legless floorboards 6, the legless floorboards 6 are fitted between the upper legged floorboards 5 so that each legless floorboard 6 is located on both sides. It is supported by the floor plate 5. In addition, in advance, by adjusting the length of both legs 4 of the uppermost legged floorboard 5 of the upper end, the floorboard portion 7 of the uppermost legged floorboard 5 of the upper end is placed in a horizontal posture. It can be located at the same level as the road 2.
Thus, the plurality of legged floor plates 5 and the legless floor plates 6 arranged in the upper stage form the first upper step portion 35 that extends linearly and is inclined at a predetermined angle.

Further, there is formed a second upper step portion 36 which extends linearly from the lower end of the first upper step portion 35 to the lower road 3 and inclines at a predetermined angle. The second upper section 36 is
The lower road 3 is composed of a plurality of legged floor plates 5 and legless floor plates 6 that are alternately arranged in a straight line. In addition, the lower leg 4 of the lowermost legged floorboard 5 of the second upper step portion 36 is still in the sideways posture, and the lower end of the floorboard portion 7 of the legged floorboard 5 is inserted through the sandbag 37. It is supported on the lower road 3.

By arranging a plurality of legged floor boards 5 and legless floor boards 6 as described above, the temporary passage 1 composed of the lower step portion 33 and the first and second upper step portions 35, 36 can be easily and It will be installed in a short period of time. And vehicles such as trucks and people are
The floor plates 7 and 30 of the legged floor plates 5 and the legless floor plates 6 of 35 and 36 pass through and move over the upper road 2 and the lower road 3.

When removing the temporary passage 1, the temporary passage 1 is disassembled into the legged floor plate 5 and the legless floor plate 6, and then the inner leg 4 of the legged floor plate 5 is retracted into the outer leg 4. As shown by the phantom lines in FIG. 2, the legs 4 can be folded compactly by tilting the outer legs 4 sideways. Therefore,
The storage space for the legged floorboard 5 can be reduced, and the legged floorboard 5 can be efficiently transported without being bulky.

In the above embodiment, since the leg 4 and the mounting seat 8 are connected to each other by the joint structure through the spherical joint 16, the floor plate portion 7
The angle between the and the leg 4 can be freely changed. The temporary passage 1 of the above-mentioned embodiment has a lower two-legged floor plate 5 and an unlegged floor plate 6 and an upper one with a legged floor plate 5 and an unlegged floor plate 6, but has an upper and lower two-stage structure, but the upper road 2 and the lower road 3 If the height difference between the
The structure may be more than steps. Further, by stacking the legged floor plate 5 and the legless floor plate 6 in a plurality of upper and lower stages, it is possible to easily form a long temporary passage.

In the above embodiment, the first and second concave portions 9a and 10a are formed in the floor plate portion 7 of the legged floor plate 5, and the first and second convex portions 9b and 10b are formed in the floor plate portion 30 of the legless floor plate 6. Although formed, the first and second convex portions 9b and 10b are formed on the floor plate portion 7 of the legged floor plate 5, and the first and second concave portions 9a and 10a are formed on the floor plate portion 30 of the legless floor plate 6.
May be formed.

In the above embodiment, the temporary passage 1 is installed so as to be inclined between the upper road 2 and the lower road 3, but it may also be installed at a stepped place such as a river bank and a riverbed. Alternatively, the legs 4 may be installed horizontally by making the lengths of the legs 4 the same.

10 and 10 show another embodiment of the present invention.
There is a temporary passage 1 shown at 11. The temporary passage 1 shown in FIG. 10 is formed in a right angled isosceles triangle shape in a plan view by a legged floor plate 5 having a floor plate portion 7 having an isosceles right triangle shape in a plan view and two divided floor plate portions 30a and 30b. And a legless floorboard 6 having a floorboard section 30 that

Further, the temporary passage 1 shown in FIG. 11 has a legged floor plate 5 having a right-angled triangular floor plate portion 43 having three sides different in length in plan view, and a right angle having three sides different in length in plan view. The legless floor plate 6 has a triangular floor plate portion 44.

[0027]

As described above, according to the present invention, both legs of a plurality of legged floorboards are respectively erected, and the legged floorboards are linearly arranged with their hypotenuses facing in the same direction. Engage the support of the legged floorboard located next to it. As a result, each legged floorboard stands upright through the pair of legs it has and one leg of the legged floorboard arranged next to it. In this way, since each corner of the floor plate portion of each legged floor plate is supported by the three legs, rattling of the legged floor plate is prevented, and variation in the load applied to each leg can be reduced. .

Thereafter, the legless floor plates are fitted between the plurality of legged floor plates, the oblique sides of the legless floor plates are brought into contact with the oblique sides of the legged floor plates, and the first engaging portion is engaged with the first engaged portion. The legless floorboards are supported by the legged floorboards that are adjacent to each other by engaging the second engaging portion and the second engaged portion with each other. By arranging the legged floor plates and the legless floor plates alternately in this way, the temporary passage can be installed easily and in a short period of time. After installation, people and vehicles pass through the upper surfaces of the floor plate part of the legged floor plate and the floor plate part of the non-legged floor plate.

Further, by expanding and contracting one leg of the floor plate with the other leg, the temporary passage can be inclined. Thus, the temporary passage can be installed easily and in a short period of time even in a stepped place.

Furthermore, after disassembling the temporary passage into a legged floorboard and a legless floorboard, the legs of the legged floorboard can be folded sideways to fold the legs compactly. Can be reduced, and moreover, the floor boards with legs can be efficiently transported without being bulky.

[Brief description of drawings]

FIG. 1 is a plan view of a legged floor plate and a legless floor plate of a temporary passage according to an embodiment of the present invention.

FIG. 2 is a view on arrow AA in FIG.

FIG. 3 is a bottom view of the legged floorboard.

FIG. 4 is a side view of first and second engaging portions and first and second engaged portions.

FIG. 5 is a vertical cross-sectional view showing a connecting structure of a floor plate portion of a legged floor plate and legs.

6 is a view on arrow AA in FIG.

FIG. 7 is a vertical cross-sectional view of a supported body of a floor plate with legs.

FIG. 8 is a plan view of a temporary passage.

FIG. 9 is a side view of a temporary passage.

FIG. 10 is a plan view of a temporary passage according to another embodiment.

FIG. 11 is a plan view of a temporary passage according to another embodiment.

[Explanation of symbols]

 1 Temporary passage 4 Legs 5 Legged floor plate 6 Legless floor plate 7 Floor plate part 9a 1st recessed part (1st engaged part) 9b 1st convex part (1st engaged part) 10a 2nd recessed part (2nd engaged part) Part) 10b second convex part (second engaging part) 23 support 25 supported body 30 floor plate part 43 floor plate part 44 floor plate part

Claims (1)

[Claims] 1. A temporary passage that is formed by alternately arranging legged floor plates that can be erected via legs and legless floor plates supported by the legged floor plates in a straight line. The leg floor plate is composed of a floor plate portion in the shape of a right triangle in a plan view and a pair of upright laterally extensible and extendable legs provided at both ends of the hypotenuse of the floor plate portion.The legless floor plate is a right triangle in a plan view. A floor plate portion having a shape, the first engaging portion is provided on one of the oblique side of the legged floor plate and the oblique side of the legless floor plate, and the first engaged portion is provided on the other side of the legged floor plate. A second engaging portion is provided on at least one side other than the oblique side and at least one side other than the oblique side of the legless floorboard, and a second engaging portion is provided on the other side.
An engaged portion is provided, a support body is provided above the leg, and a supported body that is detachable from a support body of a legged floor plate that is adjacently disposed is provided at a corner of the legged floor plate with respect to a hypotenuse. This is a temporary passageway.