JPS6323452Y2

JPS6323452Y2 -

Info

Publication number: JPS6323452Y2
Application number: JP17666683U
Authority: JP
Priority date: 1983-11-17
Filing date: 1983-11-17
Publication date: 1988-06-28
Also published as: JPS6087224U

Description

【考案の詳細な説明】（産業上の利用分野）本考案は、護岸や築堤に使用されるコンクリー
ト製ブロツクに関するものである。[Detailed description of the invention] (Field of industrial application) The present invention relates to concrete blocks used for seawalls and embankments.

（従来技術）テトラポツトに典型的に見られるように従来の
護岸や消波用のコンクリートブロツクは、その形
状構造上の制約から整然と積み重ねることが困難
で、構造的強度上も問題があり、また、消波作用
も必ずしも万全ではなかつた。(Prior art) Conventional concrete blocks for seawalls and wave dissipation, as typically seen in tetrapods, are difficult to stack up in an orderly manner due to their shape and structure, and there are also problems in terms of structural strength. The wave-dissipating effect was also not always perfect.

（考案が解決しようとする問題点）従つて本考案の目的は、良好な消波作用を有
し、必要に応じ整然と積み重ねることが可能であ
ると共に、構造的強度が大きくて運搬時や積み重
ね作業時等に亀裂や折損が発生せず、また、消波
ブロツクとしてだけでなく、魚巣構築体や築堤の
核心構造体等としても使用できる26面体連結型コ
ンクリートブロツクを提供することである。(Problems to be solved by the invention) Therefore, the purpose of the invention is to have a good wave-dissipating effect, to be able to be stacked neatly as needed, and to have a high structural strength so that it is easy to carry and stack. To provide a 26-sided connected concrete block that does not crack or break over time and can be used not only as a wave-dissipating block but also as a fish nest construction body, a core structure of an embankment, etc.

（問題点を解決するための手段）以下、図面に基づいて説明すると、本考案の要
旨は、立方体の各辺を、当該辺と当該辺に直角な
隣接辺がなす面に直角に交わり、かつ、別の直角
隣接辺と当該辺がなす面に45度の角度にて辺長1/
３のところで交わる切断面によつて切断し、そし
て、互いに直角な３つの切断面が交わる線を辺と
し、底面の一辺が立方体の一辺の√２／３である
三角錘を更に取り去るとによつて得られた、６個
の正方形面、８個の正三角形面、12個の長方形面
より成り、隣り合う面同志が135度の角度で交わ
る26面体を基本構成要素として用いることにあ
る。ここで、前記正方形の一辺は立方体の一辺の
１／３であり、前記長方形の長辺は立方体の一辺の
√２／３であり、長方形の短辺は立方体の一辺の
１／３であり、また、前記正三角形の一辺は立方体
の一辺の√２／３である。(Means for Solving the Problems) The gist of the present invention will be explained below based on the drawings. , side length 1/ at a 45 degree angle to the plane formed by another right-angled adjacent side and the concerned side.
Cut it by the cutting plane that intersects at 3, and then take the line where the three mutually perpendicular cutting planes intersect as the edge, and further remove the triangular pyramid whose base side is √2/3 of the side of the cube. The goal is to use the resulting 26-hedron, which consists of 6 square faces, 8 equilateral triangular faces, and 12 rectangular faces, with adjacent faces intersecting each other at an angle of 135 degrees, as the basic component. Here, one side of the square is 1/3 of one side of the cube, the long side of the rectangle is √2/3 of one side of the cube, and the short side of the rectangle is 1/3 of one side of the cube, Further, one side of the equilateral triangle is √2/3 of one side of the cube.

本考案の26面体連結型ブロツクは、第１４図に
示したように３個の26面体Ａ，Ｂ，Ｃを山形に連
結して基本単位を構成し、この基本単位を相前後
して２個以上連結したものである。 The icosahedron connected type block of the present invention consists of three icosahedrons A, B, and C connected in a chevron shape to form a basic unit, as shown in Fig. This is a combination of the above.

即ち、第一26面体Ａの右側の中胴部正方形面１
ａと第二26面体Ｂの左側の中胴部正方形面１ｂの
間に第三26面体Ｃの底端正方形面４ｃの一辺長に
等しい間隔を置き、第一26面体Ａと第二26面体Ｂ
の相対向する上部長方形面２ａ，２ｂ（仮想面）
が、それぞれ第三26面体Ｃの左右各側の下部長方
形面３ｃ，３ｃ（仮想面）と共通になるように、
第一26面体Ａと第二26面体Ｂ及び第三26面体Ｃを
山形に結合、かつ、第一26面体Ａの中胴部正方形
面１ａ（仮想面）と第二26面体Ｂの中胴部正方形
面１ｂ（仮想面）及び第三26面体Ｃの底端正方形
面４ｃ（仮想面）間の空間を、これら各面１ａ，
１ｂ，４ｃに連続した立方体壁Ｄで閉塞して基本
単位とし、この基本単位を相前後して２個以上連
結し、前位基本単位の第一26面体Ａの後側の中胴
部正方形面１ａと後位基本単位の第一26面体Ａの
前側中胴部正方形面１ａとを共通にさせ、前位基
本単位の第二26面体Ｂの後側の中胴部正方形面１
ｂと後位基本単位の第二26面体Ｂの前側中胴部正
方形面１ｂとを共通にさせ、前位基本単位の第三
26面体Ｃの後側の中胴部正方形面１ｃと後位基本
単位の第三26面体Ｃの前側中胴部正方形面１ｃと
を共通にさせて成るものである。 That is, the right middle trunk square face 1 of the first icosahedron A
An interval equal to the length of one side of the bottom square surface 4c of the third icosahedron C is placed between A and the left middle trunk square surface 1b of the second icosahedron B, and the first icosahedron A and the second icosahedron B are
Opposing upper rectangular surfaces 2a and 2b (virtual surfaces)
are common to the lower rectangular surfaces 3c and 3c (virtual surfaces) on the left and right sides of the third icosahedron C, respectively.
The first icosahedron A, the second icosahedron B, and the third icosahedron C are combined into a chevron shape, and the middle trunk square surface 1a (virtual surface) of the first icosahedron A and the middle trunk of the second icosahedron B The space between the square surface 1b (virtual surface) and the bottom square surface 4c (virtual surface) of the third icosahedron C is defined as each surface 1a,
1b and 4c are closed with a continuous cubic wall D to form a basic unit, and two or more of these basic units are connected one after the other, and the middle trunk square surface on the rear side of the first icosahedron A of the front basic unit is formed. 1a and the front middle trunk square surface 1a of the first icosahedron A of the rear basic unit, and the rear middle trunk square surface 1 of the second icosahedron B of the front basic unit.
b and the front middle trunk square surface 1b of the second icosahedron B of the rear basic unit, and the third side of the front basic unit.
The rear middle body square surface 1c of the 26-sided body C is made common to the front middle body square face 1c of the third 26-sided body C of the rear basic unit.

（作用）本考案の26面体連結型ブロツクは、第１図に示
したように第一26面体Ａと第二26面体Ｂの各底端
正方形面４ａ，４ｂを基底面として水平に設置さ
れ、このとき、第三26面体Ｃの頂端正方形面５ｃ
が第一26面体Ａ及び第二26面体Ｂの各頂端正方形
面５ａ，５ｂと同様に水平配置され、その両側の
上部長方形面２ｃ，２ｃが水平面に対して45度に
配置される。(Function) As shown in FIG. 1, the icosahedron connected type block of the present invention is installed horizontally with the bottom square faces 4a and 4b of the first icosahedron A and the second icosahedron B as base planes, At this time, the apex square face 5c of the third icosahedron C
are arranged horizontally in the same manner as the top square faces 5a, 5b of the first icosahedron A and the second icosahedron B, and the upper rectangular faces 2c, 2c on both sides thereof are arranged at 45 degrees with respect to the horizontal plane.

（実施例）第１図から第１１図に示した実施例では、上記
基本単位は前後２個連結されており、第１２図か
ら第１４図に示した実施例では、上記基本単位は
相前後して３個連結されている。この連結単位数
は、これらに限定されず、適宜増減できる。(Example) In the embodiments shown in FIGS. 1 to 11, two of the above basic units are connected in the front and back, and in the embodiments shown in FIGS. 12 to 14, the basic units are connected in the front and back. Three pieces are connected. The number of connected units is not limited to these, and can be increased or decreased as appropriate.

第１５図に示したように別の26面体連結型ブロ
ツクを積上げ、各基本単位において、上段の第一
26面体A″の下部長方形面３ａと第二26面体B″の
下部長方形面３ｂを下段の第三26面体Ｃの上部長
方形面２ｃ，２ｃに当接させたとき、当該上段の
ブロツクは直立状態に配置されることになる。 As shown in Figure 15, stack up another 26-hedral connected block, and in each basic unit,
When the lower rectangular surface 3a of the icosahedron A'' and the lower rectangular surface 3b of the second icosahedron B'' are brought into contact with the upper rectangular surfaces 2c, 2c of the third icosahedron C in the lower stage, the upper block is in an upright state. It will be placed in

また、左右隣接して26面体連結型ブロツクを敷
設したときには、第１５図に示したように各基本
単位において、第二26面体Ｂの垂直配置された中
胴部正方形面１ｂが、同じく垂直配置された第一
26面体A′の中胴部正方形面１ａに当接する。以
下同様にして、本考案の連接型ブロツクは前後左
右及び上下方向に整然と敷設及び積層されるので
ある。 In addition, when the 26-sided connected type blocks are laid adjacent to each other on the left and right sides, in each basic unit, as shown in FIG. the first
It comes into contact with the middle trunk square surface 1a of the 26-sided body A'. Thereafter, in the same manner, the connected blocks of the present invention are laid and stacked in order in the front, back, right, left, and top and bottom directions.

（考案の効果）このように各基本単位において下段のブロツク
の第三26面体Ｃが、上段のブロツクの第一26面体
A″と第二26面体B″間に密に係合するため、積層
されたブロツク相互の結合は強固であり、位置ず
れや崩落の恐れのない極めて安定的なブロツク積
み構造を得ることができる。(Effect of the invention) In this way, in each basic unit, the third icosahedron C of the lower block is the first icosahedron of the upper block.
Due to the close engagement between A'' and the second icosahedron B'', the mutual bond between the stacked blocks is strong, making it possible to obtain an extremely stable block stacking structure with no risk of shifting or collapsing. .

更に、本考案の26面体連結型ブロツクでは、各
基本単位における第一、第二、第三の各26面体
Ａ，Ｂ，Ｃの各４個の中胴部正方形面１ａ，１
ｂ，１ｃ、各４個の中胴部長方形面６ａ，６ｂ，
６ｃ、各４個の上部長方形面２ａ，２ｂ，２ｃ、
各４個の上部三角形面７ａ，７ｂ，７ｃ、各４個
の下部長方形面３ａ，３ｂ，３ｃ、各４個の下部
三角形面８ａ，８ｂ，８ｃ、各１個の底端正方形
面４ａ，４ｂ，４ｃ及び各１個の頂端正方形面５
ａ，５ｂ，５ｃが隣接の面と互いに135度の角度
で相連結されていると共に、これら各面は他の基
本単位の各面とも同角度で配置されているため、
消波ブロツクとして使用されたとき、ある面で反
射された波は他の面で反射された波と干渉し合
い、互いに波力を減殺し合うことになり、いずれ
の方向からの波に対しても充分大きな消波作用を
発揮する。 Furthermore, in the icosahedron connected type block of the present invention, each of the first, second, and third icosahedrons A, B, and C in each basic unit have four square surfaces 1a and 1 of the middle body.
b, 1c, each of the four middle body rectangular surfaces 6a, 6b,
6c, each four upper rectangular surfaces 2a, 2b, 2c,
4 each of upper triangular surfaces 7a, 7b, 7c, 4 each of lower rectangular surfaces 3a, 3b, 3c, 4 each of lower triangular surfaces 8a, 8b, 8c, 1 each of bottom square surfaces 4a, 4b , 4c and one apical square surface 5 each.
Since a, 5b, and 5c are mutually connected to the adjacent surfaces at an angle of 135 degrees, and each of these surfaces is also arranged at the same angle as each surface of the other basic units,
When used as a wave-dissipating block, waves reflected from one surface interfere with waves reflected from other surfaces, canceling each other's wave power, and preventing waves from either direction. also exerts a sufficiently large wave-dissipating effect.

本考案の26面体連結型ブロツクは、このように
消波ブロツクとして効果的に使用できるだけでな
く、上記の通り安定的に整然と積み重ねられ、か
つ、当初の積層状態を堅固に保持できるものであ
るため、各種堤防構造の芯核部材としても有効に
利用することができる。 The 26-sided connected block of the present invention can not only be used effectively as a wave-dissipating block as described above, but also can be stacked stably and orderly as described above, and can firmly maintain the original stacked state. It can also be effectively used as a core member of various embankment structures.

護岸や消波ブロツクとして設置したとき、隣接
する基本単位の第一、第二、第三の各26面体Ａ，
Ｂ，Ｃの各中胴部正方形面６ａ，６ｂ，６ｃで構
成される縦方向に貫通した開口部S₁と、隣接する
基本単位の第一、第二、第三の各26面体Ａ，Ｂ，
Ｃの各上部長方形面２ａ，２ｂ，２ｃと下部長方
形面３ａ，３ｂ，３ｃとで構成される左右横方向
に貫通した開口部S₂は、格好の魚巣空間を提供
し、魚類の繁殖を助長する。また、海岸や川岸に
設置するだけでなく、沖合の海中等に投下して本
格的な魚礁の構築に直接使用することもできる。 When installed as a seawall or wave-dissipating block, each of the first, second, and third 26-hedron A of the adjacent basic unit,
A vertically penetrating opening S ₁ consisting of the middle trunk square surfaces 6a, 6b, and 6c of B and C, and each of the first, second, and third icosahedrons A and B of the adjacent basic units. ，
The opening _S2 , which penetrates in the left and right directions and is formed by the upper rectangular surfaces 2a, 2b, 2c and the lower rectangular surfaces 3a, 3b, 3c of C, provides an ideal fish nest space and facilitates the reproduction of fish. encourage In addition to being installed on the coast or riverbank, it can also be dropped into the ocean offshore and used directly to build a full-scale fish reef.

更に、本考案の26面体連結型ブロツクでは、第
一26面体Ａの左側の中胴部正方形面１ａと第二26
面体Ｂの右側の中胴部正方形面１ｂ及び第三26面
体Ｃの底端正方形面４ｃとの間の空間を、隣接三
側面がこれら各面１ａ，１ｂ，４ｃに連続した立
方体壁Ｄで閉塞したので、第一26面体Ａと第三26
面体Ｃとの接合及び第二26面体と第三26面体Ｃと
の接合に構造力学的に無理がなく、各26面体Ａ，
Ｂ，Ｃは構造的強度大に一体成型される。そのた
め、運搬時や積重ね作業時等に第一26面体Ａと第
三26面体Ｃとの接合部や第二26面体と第三26面体
Ｃとの接合部に亀裂や折損が発生せず、その取扱
いが簡便であると共に、構造的強度が充分な護岸
や堤防等を的確に構築できるのである。 Furthermore, in the icosahedron connected type block of the present invention, the middle body square surface 1a on the left side of the first icosahedron A and the second icosahedron A
The space between the middle trunk square face 1b on the right side of the facepiece B and the bottom square face 4c of the third icosahedron C is closed with a cubic wall D whose three adjacent sides are continuous with these faces 1a, 1b, and 4c. Therefore, the first icosahedron A and the third 26
It is structurally mechanically reasonable to connect the facepiece C and the second icosahedron and the third icosahedron C, and each icosahedron A,
B and C are integrally molded with high structural strength. Therefore, during transportation or stacking work, cracks or breakage do not occur at the joint between the first icosahedron A and the third icosahedron C, or between the second icosahedron and the third icosahedron C. Not only is it easy to handle, it also allows for the accurate construction of seawalls, embankments, etc. that have sufficient structural strength.

[Brief explanation of the drawing]

第１図は本考案の一実施例に係る26面体連結型
ブロツクの正面図、第２図は同ブロツクの背面
図、第３図は同ブロツクの左側面図、第４図は同
ブロツクの右側面図、第５図は同ブロツクの平面
図、第６図は同ブロツクの底面図である。第７図
は第１図のＡ−A′線断面図、第８図は第１図の
Ｂ−B′線断面図、第９図は第１図のＣ−C′線断面
図、第１０図は第５図のＤ−D′線断面図、第１
１図は第２図のＥ−E′線断面図である。第１２図
は本考案の別の実施例に係る26面体連結型ブロツ
クの正面図、第１３図は同ブロツクの右側面図、
第１４図は同ブロツクの平面図である。第１５図
は第１図に示したブロツクを左右隣接して設置
し、上下に積層する場合を示す正面図である。第
１６図は上記各26面体連結型ブロツクの基本単位
を示す斜視図である。Ａ……第一26面体、Ｂ……第二26面体、Ｃ……
第三26面体、Ｄ……立方体壁、１ａ，１ｂ，１ｃ
……中胴部正方形面、２ａ，２ｂ，２ｃ……上部
長方形面、３ａ，３ｂ，３ｃ……下部長方形面、
４ａ，４ｂ，４ｃ……底端正方形面、５ａ，５
ｂ，５ｃ……頂端正方形面、６ａ，６ｂ，６ｃ…
…中胴部長方形面、７ａ，７ｂ，７ｃ……上部三
角形面、８ａ，８ｂ，８ｃ……下部三角形面、
S₁，S₂……開口部。 Fig. 1 is a front view of a 26-hedron connected block according to an embodiment of the present invention, Fig. 2 is a rear view of the block, Fig. 3 is a left side view of the block, and Fig. 4 is a right side view of the block. 5 is a plan view of the same block, and FIG. 6 is a bottom view of the same block. 7 is a sectional view taken along line A-A' in FIG. 1, FIG. 8 is a sectional view taken along line B-B' in FIG. 1, FIG. 9 is a sectional view taken along line C-C' in FIG. The figure is a sectional view taken along the line D-D' in Figure 5.
FIG. 1 is a sectional view taken along line E-E' in FIG. 2. FIG. 12 is a front view of a 26-sided connected type block according to another embodiment of the present invention, FIG. 13 is a right side view of the same block,
FIG. 14 is a plan view of the same block. FIG. 15 is a front view showing the case where the blocks shown in FIG. 1 are placed adjacent to each other on the left and right and are stacked vertically. FIG. 16 is a perspective view showing the basic unit of each of the above-mentioned 26-sided connected blocks. A...First icosahedron, B...Second icosahedron, C...
Third icosahedron, D... Cubic wall, 1a, 1b, 1c
... middle trunk square surface, 2a, 2b, 2c ... upper rectangular surface, 3a, 3b, 3c ... lower rectangular surface,
4a, 4b, 4c... bottom square surface, 5a, 5
b, 5c...apex square surface, 6a, 6b, 6c...
... Middle trunk rectangular surface, 7a, 7b, 7c... Upper triangular surface, 8a, 8b, 8c... Lower triangular surface,
S ₁ , S ₂ ... opening.

Claims

[Scope of utility model registration request]

An interval equal to the length of one side of the bottom square surface 4c of the third icosahedron C is created between the right middle trunk square surface 1a of the first icosahedron A and the left middle trunk square surface 1b of the second icosahedron B. The right upper rectangular surface 2a of the first icosahedron A is made common to the left lower rectangular surface 3c of the third icosahedron C, and the left upper rectangular surface 2b of the second icosahedron B is made common to the third icosahedron C. The first icosahedron A, the second icosahedron B, and the third icosahedron C are connected in a chevron shape so as to be common to the lower rectangular surface 3c on the right side, and the middle trunk square surface 1a of the first icosahedron A is connected in a chevron shape. and the middle square surface 1b of the second icosahedron B and the bottom square surface 4 of the third icosahedron C.
A basic unit is constituted by closing the space between c with a cubic wall D continuous to each of these surfaces 1a, 1b, and 4c,
Two or more of the basic units are connected one after the other, and the middle trunk square face 1 on the rear side of the first icosahedron A of the front basic unit
a and the front middle trunk square surface 1a of the first icosahedron A of the rear basic unit, and
The rear middle trunk square surface 1b of the 26-hedron B and the front middle trunk square surface 1b of the second 26-hedron B of the rear basic unit are made common, and the rear middle trunk square surface 1b of the 26-hedron B of the rear basic unit is made common to Side middle torso square surface 1c and rear basic unit 3rd 26
A 26-sided connected type block made up of a common square face 1c of the front middle body of the face piece C.