JPH093856A - Revetment block - Google Patents

Abstract

PURPOSE: To protect banks of a river and slopes of the banks and also protect river beds and increase the working efficiency of the construction thereof and select the stacking method in accordance with the local conditions or adopt plants when necessary, to take a natural feeling into consideration so as to harmonize with the blocks as a whole and further, facilitate the maintenance and management works to replenish or secure borrow. CONSTITUTION: Fixing protrusion parts 1a are provided at the upper and lower sides of both right and left ends of a concrete block body 1 containing artificial stones 2a on the surface. Recessed parts 1b having a two times or longer width l2 , than the length parts 1b having a two times or longer width l2 than the length l1 of the stones, are provided between the protrusion parts 1a. The block bodies are arranged on a foundation to form a hound's tooth or stacked so as to vertically face the fixing protrusion parts in order to protect banks and slopes of a river.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a revetment block, which is for protection by stacking it on the front of a river embankment or the slope of a shore, or for protection of a river.

[0002]

2. Description of the Related Art Conventionally, for example, as shown in FIG. 9 to FIG. 11, a revetment block for protection of a dike constructed on a river or a slope formed on the shore has a substantially rectangular front shape, There is a block a made of concrete in which the dimension l' ₁ and the lateral dimension l' ₂ are each formed into a size of several tens of cm. Then, a foundation K is provided on the front of a dike or a slope on the shore where the block a is to be constructed in a river or the like.
The blocks a are successively stacked by arranging them vertically and horizontally on top of each other, and then a backing material U such as crushed stone or earth and sand is packed on the back side of the block a. The blocks a are fixed to each other by filling the joint material m such as an adhesive made of the product, and the gap between the blocks a is closed.

[0003]

However, in the above-mentioned conventional revetment block shown in FIGS. 9 to 11, the block a has a substantially rectangular front shape, and the vertical dimension l' ₁ and the horizontal dimension l' ₂ are respectively several. Since it is made of concrete with a size of 10 cm, it has the advantage of being lightweight and easy to transport and allowing the construction work to be carried out manually, but it took a lot of time and labor for the work.

[0004] Further, since the above-mentioned conventional revetment block covers the front of the embankment or the slope of the shore, it cannot be wiped out of the artificial feeling and has a uniform landscape with little change. . Also, depending on the construction site, the ground is soft and easily collapsed, and the construction of the revetment block must be carried out firmly for construction work, or there is a lot of native plants and rich natural feeling Or a place with many rocks, stones, etc., which has a hard ground but easily collapses, has a bad landscape, and a place where there are many concrete buildings and structures around and a poor natural feeling And the construction surface is rich in undulations such as irregularities, and the shores of rivers and the like are curved. In recent years, it has been desired to provide a revetment block that emphasizes the feeling of nature and incorporates plantings such as plants and trees into the block part as a concrete structure so that it is completely integrated and eliminates discomfort. It is rare.
However, when planting vegetation, in addition to replenishing the soil for growing the plants, securing the soil, watering the plants after planting the plants, easy fertilization, and cutting. It is necessary that maintenance and management such as pruning and pruning be easy, but the above-mentioned revetment blocks shown in FIGS. 9 to 11 cannot satisfy such requirements. Moreover, in the conventional revetment blocks, there is no one that implements the construction method of the blocks by selecting an optimal stacking method from several ways according to the situation at the site.

The present invention has been made in order to solve the above-mentioned drawbacks of the prior art. The work can be carried out reliably in a short time, the work efficiency can be made efficient, and the optimum stacking method of the block main bodies according to different site situations is provided. Select and, if necessary, adopt plants such as vegetation to consider the natural feeling of not being uncomfortable with the block part of the concrete structure and becoming one with each other. The purpose is to facilitate maintenance and management such as water supply, fertilization, cutting and pruning.

[0006]

SUMMARY OF THE INVENTION In view of the above problems, the present invention has a generally U-shaped mooring projection on the front face which is vertically opposed to both left and right ends of a horizontally elongated concrete block body having pseudo stones on its surface. The overall shape is formed into a substantially H shape by the piece and the recesses provided at the upper and lower edges between the mooring protrusions in the left-right direction, and the recess is formed in the lateral direction of the mooring protrusion. A means of forming a width substantially equal to or more than twice the length is adopted.

According to the present invention, the two mooring protrusions above or below the abutting end sides of the block main bodies which are arranged adjacent to each other in the left-right direction are arranged in different phases. The means to be fitted into each other in the recessed portions provided in the upper edge portion and the lower edge portion in the above is adopted.

Further, according to the present invention, the mooring projections, which are provided on both left and right ends of the block main body so as to be vertically opposed to each other, are arranged so that the block main bodies arranged vertically are abutted with each other as necessary. At the same time, a means for forming a space for planting inside is surrounded by the mooring protrusion.

Further, the present invention employs a means in which a pseudo-stone portion having a joint concave portion capable of accommodating planting soil is formed on the surface of the block body.

Further, the present invention employs a means in which several water passage holes are appropriately provided in the thickness direction on the surface of the block body.

Further, the present invention employs a means in which a desired number of front-side substantially trapezoidal abutting projections are provided on the upper surface or the lower surface of the mooring projection piece.

Further, the present invention employs a means in which holes are overlapped at the periphery of the block body when the block bodies are stacked and a hanging hook that can be connected by a shackle is mounted.

Further, according to the present invention, a mooring projection piece portion having a substantially U-shaped front surface is provided on both left and right ends of a horizontally long concrete block body so as to project upward or downward, and an upper portion between the mooring projection portion portions in the left-right direction. And a recess provided at the edge or the lower edge, and the recess is formed to have a width corresponding to at least about twice the lateral length of the mooring protrusion. did.

Further, according to the present invention, a mooring projection piece having a substantially U-shaped front surface is provided only on one side above or below one side of a concrete block body so that the entire shape is formed into a substantially L-shaped front surface. It was adopted.

Further, the present invention employs means for forming a mooring projection piece having a substantially U-shaped front face on one side of the upper and lower sides of a concrete block body so that the entire shape is formed into a substantially T-shaped front face.

[0016]

[Operation] The ground is soft and easily collapses, or it is a ground with a lot of rocks and stones, but it is easy to collapse and the landscape is poor, or it is a place where there are many plants and trees that grow naturally. It is a place where there are many buildings and structures, it is an abutment of the main body of the block whose overall shape is almost H-shaped that is arranged adjacent to each other in the left-right direction according to the difference in the site situation such as artificially killing scenery and feeling of naturalness etc. 2 provided above or below the end
By individually fitting the mooring protrusions of the frontal U-shape, by inserting them into the recesses provided in the upper and lower edges of the upper and lower block bodies arranged in different phases, as necessary. The block bodies are stacked vertically in a staggered pattern, or the block bodies are vertically opposed to each other by abutting the mooring protrusions that are vertically opposed to the left and right ends of the block bodies arranged vertically. By arranging the blocks, the block bodies are arranged vertically and horizontally, and the soil is housed in the inner space surrounded by the mooring protrusions from the periphery to plant plants and the like.

[0017]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to FIGS. Reference numeral 1 denotes a horizontally long block main body. The block main body 1 is made of concrete, has pseudo stones 2 described later on its surface, and has a substantially U-shaped front mooring protruding portion 1a projecting vertically from both left and right ends. 1a; 1a, 1a, and concave portions 1b, 1b provided at the upper and lower edges between the mooring projections 1a, 1a; 1a, 1a in the left-right direction form an overall H-shaped shape. The vertical length L _{1 of} this block body ₁
Is about 760 mm, and the lateral length L ₂ is about 1520.
mm. The recess 1b is provided with the mooring protrusion 1a.
Are formed to have an equivalent width l ₂ which is about twice or more the lateral length l ₁ of the mooring projection piece 1 a so that two adjacent pieces can be fitted.

As one stacking method of the block main body 1, there is a difference in the situation of the construction site, for example, the ground is soft and easily collapsed, and the construction work of the revetment block is a place where the construction must be structurally robust. If the ground is hard with many rocks and stones but rocks and stones are likely to collapse, for example, as shown in FIG. 7, the abutting ends of the block main bodies 1 arranged side by side in the left-right direction. Two mooring protrusions 1a, 1a provided above or below the side; 1a, 1
a, the upper and lower block bodies 1, which are arranged out of phase,
1, recesses 1b, 1 provided at the upper edge and the lower edge, respectively.
The block bodies 1 are stacked in a houndstooth check pattern by being fitted adjacently in b.

7 and 8, reference numeral 1'denotes a block main body that is exclusively arranged at the uppermost stage or the lowermost stage. The block main body 1'is only on the upper left and right sides of the abutting end side, or the abutting end side. Mooring protrusions 1'a, 1'only on the left and right below
The structure is the same as that of the block main body 1 except that the block main body 1 is formed with a and a recess 1'b is formed in the middle of the mooring protrusions 1'a, 1'a. And the two corners of the mooring protrusion 1'a, 1'a and the recess 1 '.
A hanging hook 8 having a structure similar to that of the hanging hook 8 described later is provided substantially in the middle of b.

Further, in FIG. 7, reference numeral 1 "A is a corner block whose overall shape is substantially L-shaped on the front surface, and this corner block 1" A is dedicated for stacking at the end of the uppermost stage or the lowermost stage. The length L ″ ₂ in the lateral direction is about half of that of the block main bodies 1 and 1 ′. Further, this corner block 1 ″ A has only one upper side or one lower side of the block main body 1 ″ A _1. Mooring barb 1 "with lateral length l ₁ only on the side
is different from the block bodies 1 and 1 'in that a recess 1 "b of substantially the same length is formed adjacent to the mooring projection 1" a. 1 'has the same configuration. In addition, a suspension hook having the same structure as the later-described suspension hook 8 is provided in one corner of the mooring projection 1 "a and in the middle of the recess 1" b.

Further, in FIG. 7, 1 "B is a corner block whose overall shape is formed in a substantially T shape on the front surface. The corner block 1" B is dedicated to the left and right end portions of the block body 1 stacked in each stage. It is for arranging in. The lateral length L ″ ₂ of the block body 1 ″ B ₁ of the corner block 1 ″ B is about half that of the block bodies 1 and 1 ′.
Moreover block body 1 "above and below the abutting end of the B ₁ mooring protrusion portion 1" a, 1 "a is formed, engaging clasp protruding portions 1 '
The corner block 1 "A is different from the corner block 1" A in that a recess 1 "b of substantially the same length is formed adjacent to a and 1" a at the upper and lower edges.
Further, hanging hooks having the same structure as the hanging hook 8 described later are provided at one corner of each of the upper and lower mooring projections 1 "a, 1" a and at one corner of the upper and lower concave portions 1 "b, 1" b.

Another method of stacking the block bodies 1 is shown in FIG. 8, for example. That is, when the construction site has a lot of vegetation and is naturally rich in nature, or the construction site has many concrete buildings and structures around the construction site and planting S of plants and the like is required, for example, Figure 8
As shown in FIG. 2, the mooring protrusion pieces 1a, which are substantially U-shaped in front, are provided on both left and right ends of the block main body so as to vertically oppose each other.
1a; 1a, 1a are capable of abutting vertically, so that the block main body 1 is arranged vertically and horizontally, and the mooring protrusion pieces 1a, 1a; 1a, 1 of the upper and lower block main bodies 1, 1 are arranged.
A space portion 1A for planting is formed inside the area surrounded by a to accommodate the soil 3 for planting planting S such as plants.

Reference numeral 2 denotes a pseudo stone portion formed on the surface of the block body 1. In this pseudo stone portion 2, joint recesses 4 capable of accommodating the soil 5 for planting flowers and the like are formed between the pseudo stones 2a. ing. The size, shape, and number of the artificial stones 2a are arbitrary, and are not limited.

Reference numerals 6a and 6b denote water passage holes provided on the surface of the block body 1 in the thickness direction. The water passage holes 6a and 6b have their one ends 6a ₁ and 6b ₁ on the surface side aligned with the joint concave portion 4, respectively. I will be opened. Moreover, the water holes 6a, 6
b is the other end 6a ₂ and 6b ₂ on the back surface side to the one end 6 on the front surface side.
To form the planting S through the water passage holes 6a and 6b by forming the taper toward the a ₁ and 6b ₁ so that the water such as rainwater and groundwater that oozes into the backfilling material U as the backfilling material U seep In addition, it becomes easier to supply water to the soil 5 contained in the joint recess 4. The inner diameter of the water passage hole 6a is smaller than that of the water passage hole 6b as shown in FIGS. 1, 3, 5 and 6, and one water passage hole is formed in FIGS. In addition, five water passage holes 6b are formed.

Reference numeral 7 denotes the mooring protrusions 1a, 1a; 1a, 1
a abutting projections provided on the upper surface or the lower surface (outer surface) of a are provided with a desired number, one each in the figure, and the abutting projections 7 are formed in a substantially trapezoidal side surface and the block main bodies 1 are stacked. A gap t is formed between the block bodies 1. The gap t is for facilitating the replenishment of water such as rainwater to the plant S, and for promoting the flow of air to improve root survival and growth.

Reference numeral 8 denotes a plurality of side surface substantially annular hanging hooks mounted on the peripheral edge of the block body 1.
Is made of metal, and in the figure, the mooring projections 1a, 1a;
a, 1a, one at each of the four corners,
Since a total of six pieces are provided, one each at substantially the center of b and 1b, a wire rope or the like can be inserted at the time of construction, and can be lifted by a machine such as a crane. In addition, when the block main bodies 1 are stacked, at least a part of the holes of the suspending hooks 8 of the block main bodies 1 adjacent to each other in the up-down direction and the left-right direction is overlapped,
Although not shown in the drawing, a shackle is inserted into the hole, and the hanging hooks 8 are connected to each other, which is also used to make the stack of the block main bodies 1 rigid in structure. The structure of the shackle is
For example, a well-known type in which a closing bolt is inserted into a bolt hole provided opposite to an opening end on one side of a main body part having a substantially U-shaped front surface is used.

K is a foundation part, and this foundation part K is formed by digging a dike on a river or a slope of a shore and placing cracked stones or ready-mixed concrete on the upper surface of the foundation part K. 1, 1 ', etc. are stacked.

One embodiment of the present invention has the above configuration.
For example, when constructing an embankment in a river, etc., or constructing a revetment, etc., the construction site is a soft ground and is a ground that easily collapses. , Or the ground is relatively hard with a lot of rocks and stones, but the rocks, stones, etc. are likely to collapse and the landscape is poor, for example, as shown in FIG. 7, first, the mooring protrusion 1 ' a block main body 1'having a and 1'a only on the upper side and having a recessed portion 1'b in the middle of the mooring protrusions 1'a, 1'a is provided at the lowermost stage of the base portion K. Arrange in the long direction Y. Then, a corner block 1 ″ A is arranged at the end, that is, the right end of the lowermost stage in FIG.

Next, the block bodies 1 are stacked in a zigzag pattern in the desired direction in the vertical direction X with different phases. On this occasion,
Two adjacent mooring projections 1a, 1a; 1a, 1a provided above or below an abutting end side (ie, both left and right ends) of block main bodies 1 arranged adjacently in the left-right direction.
Are arranged in different phases, upper and lower block bodies 1 '; 1 are provided with concave portions 1'b; 1 provided at upper and lower edges thereof, respectively.
The block main bodies 1 are stacked in a staggered pattern on the upper surface of the block main body 1 'arranged at the lowermost stage by fitting into each other in the blocks b and 1b. In addition, the corner blocks 1 "B having a substantially T-shaped front face are arranged at the left and right ends of the block body 1 at each stage.

At this time, the mooring projecting piece portions 1a having a substantially U-shaped front face, which are vertically projectingly provided on both left and right ends of the block body 1,
1a; recesses 1b, 1b provided at an upper edge portion and a lower edge portion between 1a, 1a respectively form one mooring projection 1a.
Of the mooring provided above or below the abutting end side of the block main bodies 1 which are arranged adjacent to each other in the left-right direction because they are formed to have an equivalent width l ₂ which is more than about twice the lateral length l ₁ of Two adjacent protruding pieces 1a are fitted into the recesses 1b, 1b provided in the block main body 1 arranged one above the other with different phases, through the abutting protrusions 7, respectively. As a result, the block bodies 1 and 1 arranged in a zigzag pattern with the phases thereof shifted vertically have a meshing structure. Moreover, the upper and lower block main bodies 1 '; 1 stacked in a staggered pattern with different phases in the vertical direction are adjacent to the abutting end side of the block main body 1'; 1 in the respective recessed portions 1'b, 1b. Two mooring projections 1 '
a, 1'a; 1a, 1a are fitted into each other. Therefore, the block main bodies 1 and 1 ′ are arranged in a thickness direction Z that intersects the left-right direction (axial direction) Y and the left-right direction Y when stacked.
Can be easily and reliably positioned, and the block main bodies 1 and 1'can be prevented from inadvertently moving in the left-right direction Y against external force such as vibration such as an earthquake.

Further, at the uppermost stage, mooring protrusions 1'a and 1'a are provided.
And a block body 1 'having a recess 1'b in the middle of the mooring projections 1'a, 1'a. Arrange and stack. At this time, two adjacent mooring projections 1a, 1a provided on the abutting end side of the second adjacent block body 1 from the upper side in the recessed portion 1'b of the uppermost block body 1 '.
And the two mooring projections 1 on the abutting end side of the second adjacent block body 1 from the top in the recessed portion 1'b of the block body 1 'arranged on the uppermost side.
a, 1a are fitted. Finally, the corner blocks 1 "A are arranged at the left end in the figure. If necessary, a joint material such as cement mortar, adhesive or the like is provided between the block bodies 1, 1 'and the corner blocks 1"A; 1 "B. It may be used to perform joint treatment.

Further, on the periphery of the block main bodies 1 and 1 ',
Since several hanging hooks 8 are mounted, this hanging hook 8
The block main bodies 1, 1 'can be easily lifted and transported by using a machine such as a crane after a wire rope or the like is inserted therein, and can be stacked at a construction site. At this time, in the conventional revetment block, the block a in which the vertical dimension l' ₁ and the horizontal dimension l' ₂ are formed in several tens of cm is stacked manually, whereas the block main body of the present embodiment. 1,
In 1 ', the vertical length L ₁ is about 760 mm. Further, since the lateral length L ₂ is formed to be about 1520 mm and corresponds to several conventional blocks a, it can be quickly and surely lifted and stacked at a predetermined place by utilizing mechanical force of a crane or the like. , Work efficiency is improved.

The suspension hooks 8 are provided on the block body 1 at the four corners of the upper and lower mooring protrusions 1a, 1a; 1a, 1a, and at the approximately middle portion between the upper and lower recesses 1b, 1b, and in the block body 1 '. At the two corners of the mooring protrusions 1'a, 1'a provided above or below and the substantially middle portion of the recess 1'b,
A substantially L-shaped front corner block 1 "A is a mooring projection 1".
a and a corner of the recess 1 ″ b,
In the corner block 1 "B of the character shape, it is provided at one corner of the upper and lower mooring projections 1" a, 1 "a and at one corner of the upper and lower recessed portions 1" b, respectively.
1 '; when the corner blocks 1 "A, 1" B are stacked in a staggered pattern as shown in FIG. 7, these block bodies 1, 1'; the corner blocks 1 "A, 1" B correspond to each other. At least a part of the hole of the hanging hook 8 at the location overlaps with each other. Accordingly, a shackle having a substantially U-shaped side surface is inserted into the hole where the hanging hook 8 is overlapped, and a bolt is screwed into a bolt hole provided opposite to the opening end on one side thereof, thereby forming the opening end. Is closed and the hanging hooks 8 are connected to each other with a shackle, so that the stacked block bodies 1, 1 ';
A, 1 "B can be connected to each other in a structurally robust manner.

Further, since the pseudo stone portion 2 having the joint concave portion 4 is formed on the surfaces of the block main bodies 1 and 1'and the corner blocks 1 "A and 1" B, the provision of the pseudo stone portion 2 simply provides a concrete structure. Unlike, it can create landscapes that are in harmony with the natural environment.

Further, since the joint recesses 4 are formed vertically and horizontally between the pseudo stones 2a of the pseudo stone portion 2 to accommodate the soil 5, it is possible to store the soil 5 in the joints 4 if necessary. By planting plants S in this soil 5, a natural landscape rich in green can be created. On the surface side of the block main body 1, water passing hole 6a having one end 6a _1, 6b ₁ of the surface side in a location that matches the joint recess 4, because the provided several required in the thickness direction 6b, joint recess 4 Within the soil 5
When the plant S is to be housed in and the planting S such as flowers and shrubs is embedded in the soil 5, the block body 1, 1 ', the corner block 1 "A,
Water such as rainwater or groundwater oozing into the ground or the like as a backing material backfilled on the back side of the 1 ″ B can be supplied to the planting S such as a flower planted in the joint recess 4 through the water passage holes 6a and 6b,
Training is easy. Therefore, the management of the planting S is also facilitated.

When an uneven surface having irregularities is formed on a construction surface such as a shore of a river, or when the shore of a river or the like draws a curve, the upper and lower block bodies 1 and 1'to be stacked are: An upper edge or a lower part of a block body 1; 1 'in which mooring projection pieces 1a, 1a; Since the fitting position can be adjusted in the front-back direction in the thickness direction Z that intersects the left-right direction Y of the block main bodies 1, 1'within the recessed portions 1b; 1'b provided on the edge portion, the undulating surface having unevenness on the construction surface When the block body is formed, the laying positions of the block main bodies 1 and 1'can be adjusted back and forth according to the undulating surface. When the river shore is curved, the laying position of the block bodies 1 and 1 'can be adjusted back and forth according to the curve, and the blocks can be stacked vertically and horizontally.

In addition, when the construction site is rich in greenery with abundant greenery or the construction site is a place where there are many concrete buildings and structures around the construction site and the scene is artificially killed, For example, as shown in FIG. 8, first, the engaging protrusions 1'a, 1'a are provided only on the upper side, and the recess 1 is formed in the middle of the engaging protrusions 1'a, 1'a. The block main body 1'provided with'b 'is arranged in the left-right direction Y at the bottom of the foundation K.

Then, the mooring projection pieces 1a having a substantially U-shaped front surface are provided on both left and right ends of the block body 1 so as to vertically oppose each other.
1a; 1a, 1a are mooring projections 1'a, 1'a; 1a, 1a of the block bodies 1 ', 1 arranged vertically.
The upper and lower block bodies 1 ', 1 are opposed to each other by being capable of abutting through the abutting protrusions 7 provided on the abutting protrusions 1'a, 1'a;1'a,1'a. Mooring protrusions 1'of the upper and lower block bodies 1, 1 arranged vertically and horizontally
A planting space 1A for planting a planting S such as a plant is formed inwardly surrounded by a, 1'a; 1a, 1a. The space portion 1A includes mooring protrusion portions 1'a and 1'a;
Since the soil 3 is housed by being surrounded by 1a and 1a from the surroundings, the soil 3 is prevented from flowing out by rainwater or groundwater, and soil is reliably stopped. Moreover, since the soil 3 is exposed on the surface of the space 1A, fertilization can be performed satisfactorily. Further, by providing an abutting projection 7 having a substantially trapezoidal front face on the mooring projection piece 1a above or below the block bodies 1 ', 1 which are vertically stacked, a gap t is formed between the block bodies 1', 1. Therefore, it is possible to facilitate the supply of water such as rainwater to the planting S from this gap t and also to promote the circulation of air to promote rooting and rooting.

It is to be noted that the back surface of the block main body 1 which is vertically and horizontally stacked is filled with a mat material formed of natural fibers or chemical fibers such as palm skin between the back soil and the back soil. Even if t is formed, the block body 1
The back soil on the back side can be prevented from flowing out and the permeability of rainwater and the like can be guaranteed. Also, when shrubs or the like are planted as plantings, unnecessary undergrowth and the like are not overwhelmed by the block main bodies 1 and 1 ', and the scaffold is stable, so that pruning work and cleaning can be easily performed. In this way, under the condition that the maintenance and management can be easily performed, the planting S such as plants can be smoothly grown. As a result, by planting plants
It is possible to create a natural landscape rich in greenery.

Finally, the engaging protrusions 1'a and 1'a are provided at the uppermost stage.
Is provided only below, and a block body 1 'having a recess 1'b in the middle of the mooring projections 1'a, 1'a is arranged in the longitudinal direction Y. Mooring projections 1a, 1a; four corners of 1a, 1a and mooring projections 1'a, 1'a provided above or below block body 1 '.
By connecting the suspension hooks 8 provided at the two corners with a shackle, the construction work of the revetment block shown in FIG. 8 is completed.

In the above description, the case of constructing a revetment block for protecting the bank of the river and the slope of the shore is explained, but the present invention can be applied to the case of revetment of the river, and the river bottom flows. Can be prevented from being scoured against, and a weir can be formed.
The artificial stone part 2 formed on the surface of the 1 'and the corner blocks 1 "A, 1" B can exert a natural feeling and promote the generation of moss and algae, and the shadow of the artificial stone 2a of the artificial stone part 2 is fish and shellfish. Can provide a place to live.

[0042]

As described above, according to the present invention, the construction work can be performed reliably in a short time, the work efficiency can be efficiently performed, and the optimum stacking method of the block body can be selected according to the difference in different site conditions. And the construction is robust. In addition, if necessary, planting is taken in, so that there is no sense of incongruity with the block part as a concrete structure, it is possible to consider the natural feeling such as being in unison, and the replenishment and securing of the soil for planting is ensured, In addition, maintenance and management of water supply and fertilization to the planting, as well as pruning and pruning can be easily performed.

[Brief description of drawings]

FIG. 1 is a front view showing an example of a revetment block of the present invention.

FIG. 2 is a plan view of the same.

FIG. 3 is a rear view of the same.

FIG. 4 is a side view of the same.

5 is an enlarged cross-sectional view taken along the line AA of FIG.

FIG. 6 is an enlarged sectional view taken along line BB of FIG. 1;

FIG. 7 is a front view showing an example of construction of a seawall according to the present embodiment.

FIG. 8 is a front view showing another construction example.

FIG. 9 is a front view showing an example of construction of a conventional seawall block of this type.

FIG. 10 is a longitudinal sectional view of the same.

FIG. 11 is a laterally enlarged sectional view of the same.

[Explanation of symbols]

 Reference Signs List 1 block main body 1A space 1 'block main body 1 "A corner block 1" B corner block 1a mooring protruding portion 1'a mooring protruding portion 1 "a mooring protruding portion 1b concave portion 1'b concave portion 1 ″ B Recessed part 2 Pseudo-stone part 3 Soil 5 Soil 6a Water hole 6b Water hole 7 Abutment projection 8 Hanging hook K Foundation S Planting

Claims (10)

[Claims] 1. A mooring projection piece having a substantially U-shaped front face, which is vertically projecting from both left and right ends of a horizontally elongated concrete block body having a pseudo stone on its surface, and the mooring projection piece in the left-right direction. The overall shape is substantially H-shaped due to the recesses provided at the upper and lower edges between the recesses, and the recess is formed to have a width that is approximately twice or more the lateral length of the mooring protrusion. A revetment block that has been characterized. 2. The two mooring protrusions on the upper side or on the lower side of the abutting end sides of the block main bodies that are arranged adjacent to each other in the left-right direction are provided on the upper and lower sides of the block main bodies that are arranged out of phase. The revetment block according to claim 1, wherein the revetment blocks are fitted into each other as necessary in the recesses provided in the edge portion and the lower edge portion. 3. The mooring protrusions, which are vertically protruded from both left and right ends of the block body, are arranged so that the block bodies arranged vertically are abuttable with each other as necessary. The revetment block according to claim 1, wherein a space for planting is formed inwardly surrounded by the mooring protrusion. 4. The pseudo stone portion having a joint recess for accommodating planting soil is formed on the surface of the block body, according to claim 1, 2 or 3. The seawall block described in the crab. 5. The block body according to claim 1, wherein a plurality of water passage holes are provided on the surface of the block body in the thickness direction as appropriate. Revetment block. 6. The desired number of abutment projections having a substantially trapezoidal front shape are provided on the upper surface or the lower surface of the mooring projection piece in a desired number. Seawall block. 7. The suspension hook according to claim 1, wherein holes are overlapped with each other when the plurality of block bodies are stacked, and the suspension hooks are attached to the periphery of the block body by a shackle. The revetment block according to claim 3, claim 4, or claim 5. 8. An approximately U-shaped mooring projection piece projecting upward or downward from both lateral ends of a horizontally long concrete block body, and an upper edge portion between the mooring projection pieces in the left-right direction. Alternatively, the seawall is formed by a recess provided at the lower edge, and the recess is formed to have a width corresponding to at least about twice the lateral length of the mooring protrusion. block. 9. A concrete block body is provided with a mooring projection piece having a substantially U-shaped front surface only on one side above or on one side below the block body, and the overall shape is formed into a substantially L-shaped front surface. A revetment block. 10. A revetment block comprising a concrete block body provided with mooring protrusions having a substantially U-shaped front surface on one side above and below the block body so that the entire shape is substantially T-shaped.