JP2000087397A - Structural body having hollow part - Google Patents

Abstract

PROBLEM TO BE SOLVED: To form a hollow part being a passage or a flow passage in the inside by forming the hollow part without connecting a unit member in the inside and connecting it so as to cover the upper part of the hollow part with the unit member. SOLUTION: A peripheral wall erects a cross section-tapered cylindrical body on a bottom face having the opening of a box-like peripheral wall part whose upper face is opened and in which a through hole is drilled, and the top part of the cylindrical body is blocked with a ceiling wall. An outside connecting hole is drilled in the four corners of an upward flange part along the outer periphery of the peripheral wall part, an inside connecting hole is drilled in the four corners of the bottom face of the peripheral wall part, and a unit member 1 is formed. In the case where execution is performed, the unit member 1 is vertically or laterally connected by a joint, a hollow part H exists in the inside, and a structural body covering the upper part of the center part by the unit member 1 is formed. Thereby the structural body forming the hollow part H being a passage or a flow passage can be formed in the inside.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a structure formed by connecting a number of block-shaped unit members,
The present invention relates to a configuration in which a hollow portion such as a passage is formed inside.

[0002]

2. Description of the Related Art The present inventor has already disclosed Japanese Patent Publication No. 4-2664.
In No. 8, we proposed a structure to use as a storage and infiltration facility for rainwater, etc. using a structure in which container-like members were arranged vertically and horizontally and vertically, but we developed a unit member with even greater versatility and completed the present invention I came to.

[0003]

According to the present invention, when connecting unit members, a conventional structure having a rectangular parallelepiped or a cubic structure based on a rectangular parallelepiped or a cuboid which is connected without any space in the vertical and horizontal directions becomes a passage or a flow passage therein. An object of the present invention is to provide a structure having a hollow portion.

[0004]

According to the present invention, in order to solve the above-mentioned problems, according to the present invention, in a structure in which a large number of block-shaped unit members are connected vertically and horizontally,
A hollow portion is formed without connecting the unit members inside, and the upper portion of the hollow portion is connected so as to be covered with the unit member,
It has taken the technical measures. According to the second aspect of the present invention, the unit members are connected in the up-down direction and the horizontal direction, and the hollow portion is formed as a hollow portion without connecting the units up and down within a certain range, and the unit member covers the upper portion of the hollow portion. Are connected on the same surface and are arranged in a substantially inverted U-shape. Further, in the invention of claim 3, the unit members are connected in the vertical direction, the oblique direction, and the horizontal direction, and the hollow portion is formed as a hollow portion without connecting the units vertically in a certain range, and the upper portion of the hollow portion is formed. Technical measures are taken such that the covering unit members are obliquely connected and arranged in a substantially semicircular shape. According to the fourth aspect of the present invention, there is provided a technical means in which the unit member has a box-shaped peripheral wall portion whose upper surface is open and one or a plurality of cylindrical portions projecting from the bottom surface of the peripheral wall portion.

[0005]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the structure according to the present invention will be described below with reference to the drawings. This structure is formed by connecting a number of unit members 1 having the same shape. The unit member 1 shown in FIG. 5 includes a box-shaped peripheral wall portion 2 having an open upper surface, and a tubular body 3 provided on the bottom surface of the peripheral wall portion 2. That is, one or a plurality of cylinders 3 may be provided, but the illustrated example illustrates a case where only one is provided. The cylindrical body 3 has an opening 3 a on the bottom surface of the peripheral wall 2, and is formed integrally with the peripheral wall 2. The top of the cylinder 3 may be open or closed,
In the illustrated example, it is configured to be closed by the top wall 3b. Further, the cylindrical body 3 may have an arbitrary cross-sectional shape such as a polygon or an ellipse. In the illustrated example, the cylindrical body 3 has a cylindrical shape having a circular cross-section. The peripheral wall of the cylindrical portion 3 is formed to have a tapered cross section so as to have a gradually decreasing diameter toward the top, and has a truncated conical shape.

[0006] With the above structure, when the unit members 1 are stacked vertically, the cylindrical portion 3 of the upper unit member 1 enters the hollow inside of the cylindrical portion 3 of the lower unit member 1 and is stacked and stored. be able to. In the illustrated example, the peripheral wall portion 2 of the unit member 1 is a plate having a rectangular plane, but the shape is not particularly limited, and may be any shape such as a circle, an ellipse, and a polygon. It may be. It is preferable to set the planar shape of the peripheral wall portion 2 to a known shape that can be continuously combined on the same surface, because the combination becomes easy.

Next, in the case of the illustrated example, the peripheral wall 2 is
A through hole 4 is provided. That is, the peripheral wall portion 2 includes an edge portion 21 that rises in a square frame shape in a plane shape along the outer periphery,
There are vertical and horizontal ribs (not shown) that cross the bottom surface of the peripheral wall portion 2 vertically and horizontally to partition it into a plurality, and through holes 4 are formed in the portions partitioned by the ribs.

The size of the through hole 4 can be appropriately set according to the application. When there is a substance to be stored or filled in the unit member 1, it is desirable to set the size so that the substance does not fall off. . Further, the unit member 1 may fill the cylindrical portion 3 with a filler. That is, the peripheral wall portion 2
The cylindrical portion 3 having the opening 3a made of soil can store the filler in the hollow inside. For example, the buoyancy of the unit member 1 can be increased by filling the cylinder portion 3 with a substance having a buoyancy such as styrofoam or styrene foam and having a low specific gravity, or closing and sealing the opening 3a of the cylinder 3 with a lid material.

Alternatively, the cylindrical portion 3 may be filled with a cement or other high-strength material to increase the load-bearing capacity or to increase the specific gravity so that it can be submerged. Can be. The substance to be filled is preferably a substance which is integrally bonded or fixed by filling the inside of the cylindrical part 3. However, in the case of a substance which is not integrated, a bottom lid for closing the lower opening of the cylindrical body is provided and connected to the bottom part. The type of the filler is not limited in the present invention. In this way, the unit member 1 can be submerged or floated in water.

[0010] The cylindrical portion 3 may be provided with a lid (not shown) for covering the upper surface of the unit member 1. This lid is
When the structure is to be buried in the ground, the soil may be laid on the cover and plants or the like may be planted.

Next, the unit member 1 is provided with connecting means for connecting vertically or horizontally (vertically and horizontally). In the present embodiment, the unit member 1 is configured to be connected in combination with a joint separate from the unit member 1. That is, FIGS.
As shown in (1), the outer connection holes 13 are formed in the unit member 1 at the four corners of the upper flange along the outer periphery of the peripheral wall 2. Similarly, inner connection holes 13 ′ are formed at four corners of the bottom surface of the peripheral wall portion 2.

And, as shown in FIG.
The outer connecting holes 13 of the peripheral wall 2 of the four unit members 1 in the vertically adjacent unit members 1 are used to connect the upper and lower eight unit members at the location where the four outer connecting holes 13 are gathered. The joint 10 has a basic shape in which a total of eight engaging shafts 11 are fitted and locked in the outer connection holes 13 on the base, and a total of eight engaging shafts 11 are vertically arranged corresponding to four locations. I have. In the case where two unit members 1 arranged on the same plane are connected vertically, such as when connecting unit members constituting an outer peripheral wall of a structure, a joint 10 ′ is used.
The engaging shaft portions 11 to be fitted and locked in the outer connection holes 13 on the base are arranged in a pair at the top and bottom and two at a time corresponding to two places.
Four in total. Similarly, when the unit members 1 are connected only up and down, such as when connecting the unit members forming the corners of the structure, the joint 10 ″ fits into the outer connection hole 13 on the base. Engagement locking shaft 1
A total of two bridges 1 are installed in a pair at the top and bottom. Further, in the case where the unit members 1 are connected only in the horizontal direction, for example, when the unit members 1 are used to connect the uppermost unit or the lowermost unit of the structure,
The joints 10, 10 ′, and 10 ″ each have a locking shaft 11 that is fitted and locked in the outer connection hole 13 on only one surface of the base.

[0013] Similarly, as shown in FIG.
In the unit members 1 adjacent vertically and horizontally, the inside connection holes 13 ′ of the peripheral wall portion 2 of the four unit members 1 are gathered and used to connect the upper and lower eight unit members at the location where the four inside connection holes 13 ′ gather. The joint 15 has a basic shape in which a total of eight engaging shafts 11 are fitted and engaged with the inner connecting holes 13 ′ on the base, and a total of eight engaging shafts 11 are vertically arranged corresponding to four locations. ing. In addition, when used for connection of unit members constituting the outer peripheral wall of the structure, two
When the unit members 1 arranged side by side are connected vertically, the coupling 15 ′ has a pair of upper and lower locking shaft portions 11 that are fitted and locked in the inner connection holes 13 ′ on the base and correspond to two locations. A total of four protrusions are provided above and below each other. When the unit members 1 are connected only up and down, such as when connecting the unit members constituting the corners of the structure, the joint 15 ″ is fitted on the base in the inner connection hole 13 ′. A pair of upper and lower locking shaft portions 11 project from each other, and furthermore, a case where the unit members 1 are connected only in the horizontal direction, for example, when connecting the uppermost unit or the lowermost unit of the structure. The joints 15, 15 ', and 15 "each have a locking shaft portion 11 that is fitted and locked in the inner connection hole 13' on only one surface of the base.

These joints 10, 10 ', 10 "and 1
When the unit members 1 are vertically stacked using 5, 15 ', and 15 ", they are arranged upside down so that the bottom and bottom surfaces of the peripheral walls 2, 2 and the upper flange and the upper flange overlap each other. The engaging shaft 11 may be engaged with the connecting holes 13 and 13 'which are aligned at the bottom and bottom of each peripheral wall of the upper and lower unit members and at the four corners of the upper flange and the flange. In the example,
Although the engaging shaft portion is provided, the adjacent unit members 1 may be integrally fixed by providing fixing means such as bolting.

Next, the connecting tube 18 can be used to connect the upper and lower tube portions 3 when the unit members 1 are alternately turned upside down and connected. This connecting cylinder 18
It has a cylindrical shape with a large diameter at the center and a gradually decreasing diameter along the top and bottom. The outer peripheral wall is formed in a shape that can fit into the bottom opening of the base of the cylindrical portion 3 without gaps, and the hollow inner peripheral wall is The distal end of the cylindrical portion 3 is formed in a shape that can be fitted with almost no gap. Therefore, by using the connecting cylinder 18, regardless of whether the unit members connected vertically are in the direction in which the bottom surfaces of the peripheral wall portions are in contact with each other or in the direction in which the upper flange portions are in contact with each other, any of the opposing cylindrical portions 3. Can also be connected up and down. In the above embodiment, the upper and lower tubular portions 3 which are in contact with the hollow portion H are filled with a filler such as concrete to form a vertical column 30 for reinforcing the structure in order to reinforce the hollow portion H. 3). At this time, if the cylindrical portion 3 is formed as a through hole that opens vertically, a vertical hole communicating vertically can be formed, and one vertical column 30 can be formed. Similarly, if a cylindrical portion extending in the horizontal direction is provided, a horizontal hole communicating in the horizontal direction can be formed, and one horizontal column 40 can be formed.

In each of the above embodiments, the structure in which the cylindrical portions or the peripheral wall portions are connected to each other by using a separate joint or a connecting tube is exemplified. In the present invention, the connecting means is connected to the cylindrical portion or the peripheral wall portion, respectively. May be provided integrally. For example, a connection protrusion is provided on one adjacent two sides of the peripheral wall portion, and a connection receiving portion is provided on the other adjacent two sides, and the unit member 1 is connected to the other side.
A known configuration such as sequential connection at different degrees can be used. In addition, the connection configuration of the unit member 1 is not limited to the above embodiment, and various known configurations can be used.

Next, an example of the use of the unit member 1 will be described. A large number of unit members 1 are connected side by side on the same plane, buried in the ground, and a lawn or other plant is planted in each unit member 1, so that it can be used as a road front protection device such as a parking lot. . At that time, the inside of the peripheral wall portion 2 is suitable for organizing and planting a plant such as a lawn and its seed. Further, the cylindrical portion 3 can reinforce the strength of the road surface in a spot manner. In this case, the cylinder 3 that the wheel of the car hits
By filling concrete or the like, the load bearing performance can be further improved.

A large number of the unit members 1 are combined vertically and horizontally and connected to each other, and the unit members 1 are placed in a tank section dug into the ground as shown in Japanese Patent Publication No. 4-26648, for example.
By providing a covering means on the uppermost part, it can be used for a storage and infiltration facility for rainwater or the like. If the strength of the unit member 1 is increased by filling the cylinder 3 with concrete or the like, the load resistance is improved, so that not only can it be used as a ground thereon, but also a building can be constructed. . Further, if the unit members 1 connected vertically and horizontally and vertically are stored in a bag having water permeability and buried underground, and an entrance for rainwater is provided at an upper portion, the device can be used as a small water storage tank.

Similarly, a number of unit members 1 may be connected vertically and horizontally to float in water. In this case, the cylinder 3
It is preferable to fill the inside with a synthetic resin foam to increase the buoyancy. Then, a water permeable net (not shown) is laid in each unit member 1 so that soil and plants stored therein are prevented from falling off, and soil and plants are inserted. Potted plants are stored in the unit members as they are. Floating in lakes and ponds allows plants to grow. Further, the cylindrical body 3 is filled with concrete or other important material having a high specific gravity, and a large number of connected unit members 1 are fixed together or stored in a bag or a frame so that the unit members 1 are not separated. It can also be used as sand protection and wave-breaking blocks for fish reefs and shorelines.

Further, in this embodiment, the case where the cylindrical portions of the unit members are formed into a tapered surface so as to be stacked is exemplified. Alternatively, it may have an appropriate shape such as the same cross-sectional shape. When the unit member is used, the unit member may be used in any direction. For example, if the ground plane
When it is on concrete or crushed stone, the projections may be turned upside down and placed so that the peripheral wall faces upward (FIG. 8). In the above embodiment, the case where the protruding portion is cylindrical and stackable is illustrated, but may be columnar. For example, the cross-sectional shape thereof is not particularly limited, such as a cross-shaped column, or a column having a protruding shaft provided on the column.

As shown in FIGS. 1 to 3, such a unit member 1 can have a hollow portion formed therein. In the embodiment of FIG. 1, a hollow passage is formed in the center of the structure. That is, the hollow portion H is formed inside the structure without connecting the unit member 1, and the upper portion of the hollow portion H is connected so as to be covered by the unit member 1. In the case of the illustrated example, the unit members 1 are connected in the up-down direction and the horizontal direction, and the unit members 1 that cover the upper part of the hollow portion H are connected on the same surface and arranged in a substantially inverted U-shape. . At this time,
Similarly to the above, a joint 19 in which the engaging shaft portion 11 corresponding to the hollow portion is omitted is used.

In the embodiment shown in FIG. 2, the unit members 1 are connected vertically and obliquely and laterally, and the unit members 1 covering the upper part of the hollow portion H are connected obliquely to form a semi-circular arch. Are arranged as follows. In this case as well, the connection can be made in the horizontal and vertical directions in the same manner as described above, and the hollow portion can be connected using the joint 19 in which the corresponding engaging shaft portion 11 is omitted. Similarly, in the embodiment of FIG. 3, by combining the embodiments of FIG. 1 and FIG. 2, the unit member 1 is connected in the vertical direction, the oblique direction, and the lateral direction to cover the upper portion of the hollow portion H. Are connected diagonally and multiply, and are arranged like a substantially trapezoidal arch. Also in this case, it is formed in the same manner as described above. In this manner, by similarly connecting in the depth direction, the passage can be formed in the structure with the hollow portion having a width. This passage is not limited to a straight line, and may be bent in the structure. In each of the above embodiments, the unit member is cage-shaped. However, in the present invention, it is sufficient that a large number of members are connected vertically and horizontally to form a structure.
It is not limited to this embodiment. Further, the joint is not limited to the illustrated example, and various known connecting means can be used.

[0023]

According to the present invention, since a hollow portion can be formed in a structure which can be assembled by connecting a large number of unit members, it can be used as a passage for maintenance or other purposes, or used as a flow passage. The versatility of the body can be increased.

[Brief description of the drawings]

FIG. 1 is a sectional view showing a first embodiment of a hollow portion of a structure.

FIG. 2 is a sectional view showing a second embodiment of the hollow portion.

FIG. 3 is a sectional view showing a third embodiment of the hollow portion.

FIG. 4 is an exploded sectional view showing a connection structure of the unit members.

FIG. 5 is a front view showing an example of a unit member.

FIG. 6 is a plan view showing a state in which unit members are arranged.

FIG. 7 is a plan view showing a connection state of an outer connection hole by a joint.

FIG. 8 is a plan view showing a connection state of an inner connection hole by a joint.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Unit member 2 ... Peripheral wall part 3 ... Cylindrical part 10, 10 ', 10 "... Joint 13 ... Outer connection hole 13'- Inner connection hole 15, 15', 15"・ Coupling 18 ・ ・ ・ Connection tube H ・ ・ ・ Hollow part

Claims (4)

[Claims] 1. A structure in which a number of block-shaped unit members are vertically connected to each other, wherein a hollow portion is formed therein without connecting the unit members, and the upper portion of the hollow portion is covered with the unit member. A structure having a hollow portion, wherein the structure is connected to: 2. The unit member is connected in the vertical direction and the horizontal direction, and the hollow portion is formed as a hollow portion without connecting the units vertically in a certain range, and the unit member covering the upper portion of the hollow portion is on the same plane. The structure having a hollow portion according to claim 1, wherein the structure is connected to and arranged in a substantially inverted U-shape. 3. A unit member which connects unit members in a vertical direction, a diagonal direction, and a horizontal direction so that a hollow portion forms a hollow portion without connecting a unit vertically in a certain range, and a unit member covering an upper portion of the hollow portion is provided. The structure having a hollow portion according to claim 1, wherein the structure is obliquely connected and arranged in a substantially semicircular shape. 4. The hollow according to claim 1, wherein the unit member has a box-shaped peripheral wall portion whose upper surface is open, and one or more cylindrical portions projecting from a bottom surface of the peripheral wall portion. A structure having a portion.