JP3139271U - Revetment block and revetment structure - Google Patents

Abstract

An environmental function can be provided in front of a revetment.
A shelf unit 11 is formed by connecting a plurality of shelf members 13 that can be inserted into a through-hole 6 of a revetment block to a front surface of a revetment 7 formed by stacking revetment blocks 1 and 1 'by a connecting member. 11a, 11b was attached by inserting the shelf member into the through hole, and the shelf unit 16 and the planting floor 17 were supported by the shelf unit.
[Selection] Figure 6

Description

  The present invention relates to a revetment block that forms a revetment having an environmental function such as greening by being stacked on a river bank, and a revetment structure constructed using the revetment block.

  As a conventional revetment block of this type, a pocket-shaped space with an open top is provided inside the front wall, and it is used as a planting floor for growing plants by putting soil and earth in this space. As a small fish dwelling place, an environmental function is known (see, for example, Patent Document 1).

JP 9-310326 A

  The conventional revetment block has a configuration in which a relatively large pocket-like space opened upward is provided inside the front wall, so that the shape is complicated and the number of man-hours for concrete molding is increased, resulting in high costs.

  In addition, in the revetment structure constructed with the conventional revetment block, the environmental function parts such as the planting floor and the small fish dwelling area are constructed in each revetment block. Were independent of each other and could not exert the effect of linking multiple environmental functional parts.

  The present invention has been made in view of the above, and can be greened by planting and cutting on the front side with a simple configuration, and moisture can be transferred from the back side to the front side. The purpose is to provide a revetment block that is capable of exhibiting the characteristics of an empty stacking structure, and to use this revetment block to provide environmental functions over the wide area of the revetment in front of it. The purpose is to provide a revetment structure suitable for the site environment.

  In order to achieve the above object, the revetment block according to the present invention has a structure in which a retaining leg is provided behind the front wall having a predetermined width, and a through hole extending from the front surface to the rear surface is provided at the position where the retaining leg is disposed. It has become.

  The revetment structure using the revetment block having the above-described structure is a shelf unit in which a plurality of shelf members that can be inserted into the through-holes of the revetment block are connected to the front surface of the revetment formed by stacking the revetment blocks by connecting members. Is attached by inserting the shelf member into the through-hole, and the shelf unit is configured to support a cobblestone or a planting floor.

  And the shelf unit in the revetment structure of the said structure has the shelf member which has multiple in the horizontal direction, has arrange | positioned in the upper and lower two steps, the horizontal member couple | bonded with the front-end | tip part of the shelf member arranged in the horizontal direction, and an upper and lower horizontal member. It consists of a plurality of vertical members to be connected, and a shelf member placed on the shelf member or a cobblestone or a planting floor, or a shelf member arranged vertically by this shelf unit, and the tip of the upper and lower shelf members A plurality of shelf units arranged in the horizontal direction, and a vegetation roll in which a vegetation material is wrapped with a net is placed on the shelf member over each shelf unit. The shelf unit is composed of a plurality of shelf members inserted into the through holes arranged in the horizontal direction of the revetment, and a rough mat provided over the shelf members in combination with each other while being combined with each shelf member. Place cobblestone or gravel on the rough mat It has become to become a configuration.

  In the revetment block according to claim 1 of the present invention, since it has a structure having a through-hole penetrating in the front-rear direction from the front wall to the retaining leg, it can be molded with a simple shape and at low cost. And when this revetment block is stacked and used as a revetment, the front of this revetment will be provided with many holes that penetrate from the front to the rear, allowing moisture to move from the back of the revetment to the front. Even if this revetment is constructed with a kneaded structure, it can have the characteristics of an empty structure. In addition, by filling the through hole with earth and sand and planting, cuttings, etc., greening in front of the revetment becomes possible. Further, a drain pipe or a log can be inserted into the through hole.

  In the revetment structure according to claim 2 of the present invention, a shelf unit is attached to the front of the revetment, and the shelf unit supports the cobblestones and the planting floor. A hiding place and a resting place for waterfowl can be provided, and a vegetation base can be provided by using the shelf unit, so that various environmental functions can be added over a wide range in front of the revetment.

  In particular, by providing the shelf unit at the shoreline, a vegetation base can be provided at the shoreline, and by filling the shelf unit with cobblestone or gravel, various waterfront environments can be created.

  In addition, according to the present invention, since the shelf unit can be easily attached and detached, the environmental function can be freely modified according to changes in the situation of the river where the revetment is constructed.

  Furthermore, by attaching a shelf unit to the entire revetment, the concrete surface of the revetment can be obscured, and the landscape continuity from upstream to downstream is not impaired. In addition, there is soil on the entire revetment, and vegetation grows on it, so that it is possible to form a natural shoreline by erosion and sedimentation of running water due to flooding.

  And thinning material can be used for each member of the said shelf unit, and this can use thinning material effectively and can contribute to promotion of local industry.

  In each revetment structure according to claims 3 to 5 of the present invention, various shelf units can be attached to the revetment, thereby adding various environmental functions according to the characteristics of the river to the environment of the site. It can be a suitable revetment.

  The structure of the revetment block which concerns on this invention is demonstrated based on FIGS. 1-5.

  In the figure, reference numeral 1 denotes a revetment block having a predetermined width, and has a configuration in which two retaining legs 3 and 3 are provided behind the front wall 2 thereof. The side surface of the revetment block 1 is inclined backward, and the upper and lower surfaces are horizontal. The protrusions 4 and 4 are formed on the upper surface of each of the retaining legs 3 and 3, and the protrusion 4 is formed on the lower surface. , 4 are respectively provided with recesses 5 and 5 so as to be engaged in the front-rear direction.

  The relationship between the front wall 2 and the two retaining legs 3 and 3 is that the distance between the both retaining legs 3 and 3 is ½ of the width of the front wall, and each of the retaining legs 3 and 3 is the end of the front wall 2. The revetment blocks 1 are stacked in a zigzag pattern at a position with a front wall width of 1/4. At this time, the protrusions 4 and 4 provided on the respective restraining legs 3 and 3 are engaged with the recesses 5 and 5 provided on the lower surface of the retaining legs 3 and 3 of the block which are overlapped on the upper side, so that the lower revetment block The upper revetment block is locked so as not to move forward.

  A through hole 6 that penetrates from the front wall 2 to the retaining leg 3 is provided at a position where the retaining leg 3 of the revetment block 1 having the above-described configuration is provided. The through hole 6 was a round hole having a diameter of about 10 cm.

  FIG. 5 shows a revetment block 1 ′ having a half width with respect to the revetment block 1 having a predetermined width shown in FIGS. 1 to 4, and the width of the front wall 2 ′ of the revetment block 1 is A revetment block with a predetermined width, which is ½ of the width and provided with one staying leg 3 behind it and in the center in the width direction, and the other structure is provided with two staying legs 3. Same as 1. And this 1 / 2-wide revetment block 1 'is used to load the revetment block 1 with the two retaining legs 3 in the end space that is generated for each step when the revetment blocks 1 having a predetermined width are stacked in a staggered pattern. Is called.

  Needless to say, the number of the retaining legs 3 of the revetment block 1 having the predetermined width is not limited to two.

  Next, a first embodiment of the revetment structure using the revetment block 1, 1 ′ described above will be described with reference to FIGS.

  In the figure, reference numeral 7 denotes a revetment constituted by stacking revetment blocks 1 having a predetermined width in a zigzag pattern. The revetment 7 has through-holes 6 provided in each revetment block 1 regularly spaced in the horizontal and vertical directions. Placed in. In FIG. 7, a ½-width revetment block 1 ′ is not shown.

  The revetment 7 is stacked on a base 8 as shown in FIGS. 7 and 8, the back side is filled with backfilling concrete 9, and the backfilling material 10 is further packed on the back side. When constructing the revetment 7, a drain pipe 12 is inserted into some of the through-holes 6, which will not have a shelf unit 11 to be described later, through the back-filled concrete 9 and inserted into the back-filling material 10. It is.

  A plurality of shelf units 11 are attached to the front surface of the revetment 7 using the through holes 6. As shown in FIGS. 6 and 7, the shelf units 11 are arranged in a plurality of bars arranged in two steps at intervals in the vertical direction of the through holes 6 while being arranged in the horizontal intervals of the through holes 6 provided in the revetment 7. For example, six shelf members 13 configured as described above, two lateral members 14 that horizontally connect the front ends of the laterally aligned shelf members 13, and the two lateral members 14 are coupled in the vertical direction. And a plurality of vertical members 15 arranged in the horizontal direction. The thickness of the shelf member 13 is a thickness that can be easily inserted into the through hole 6, for example, 9 cm, and the length of the shelf member 13 is a lower shelf member with respect to the upper shelf member. Is shortened by the slope of the revetment 7 above.

  At this time, for example, in the form shown in FIGS. 6 and 7, the shelf unit 11 is installed over the entire surface at a predetermined depth from the water surface below the water surface, and in the lateral direction above the water surface. The shelf unit 11 was installed at an arbitrary position at an interval. In the shelf unit 11 below the surface of the water, the cobblestone 16 is placed on the shelf member 13 on the upper side, and in the shelf unit 11 above the surface of the water, the cobblestone 16 is placed on the shelf member 13 on the lower side, and the shelf member on the upper side. A planting floor 17 such as earth and sand or soil is placed on 13. In addition, as for the part which puts the said planting floor 17, the circumference | surroundings are enclosed by the net | network 17a so that soil may not flow out.

  FIGS. 8 and 9 show a second embodiment of the revetment structure. In this revetment structure, a shelf unit 11a having a different configuration is attached to the through-hole 6 of the same revetment 7 as in the first embodiment. The shelf unit 11a in this embodiment is composed of two upper and lower shelf members 13 inserted into the through holes 6 and a vertical member 15 that couples the two shelf members 13 in the vertical direction. And this shelf unit 11a is attached to the water surface as shown in FIG. 9 and a plurality of sets at predetermined intervals in the lateral direction as shown in FIG. 7, and the upper and lower shelf members 13 of each shelf unit 11a are attached. A vegetation roll 18 is supported between them. The vegetation roll 18 is formed in a long macula shape by wrapping vegetation material such as coconut shells in a net.

  10 and 11 show a third embodiment of the revetment structure. In this revetment structure, a shelf unit 11b having a different configuration is attached to the through hole 6 of the same revetment 7 as in the first embodiment. The shelf unit 11b in this embodiment comprises a large number of shelf members 13 inserted in the transverse direction of the revetment 7 and into the respective through holes 6 thereof, and a rough mat 19 placed on the upper side of the shelf member 13. Yes. The rough rust mat 19 is combined with rough ridges and logs in the longitudinal direction and is attached to each shelf member 13. And this shelf unit 11b is provided in multistage shape in the up-down direction of the revetment 7, and the cobblestone 16 is mounted on the rough mortar mat 19 of each shelf unit 11b. In the shelf unit 11b in this embodiment, the length in the horizontal direction and the number of steps in the vertical direction are arbitrarily determined. In addition, a rough wall 19a composed of rough ridges is provided in the vertical direction so as to form a lattice shape together with the rough ridge mat 19 so that the cobblestone 16 on the rough ridge mat 19 does not fall out.

  In the bank protection structure in each of the above-described embodiments, shelf units 11, 11a, and 11b are attached to the front surface of this, and cobblestone 16, planting floor 17, vegetation roll 18, and rough straw mat 19 are placed on this. Therefore, it is possible to provide a place for fish and a hiding place in the water, a resting place for water birds near the surface of the water, and encourage the growth of plants on the water.

  And each member which comprises the said shelf units 11, 11a, 11b can use concrete, a plastics, and thinning material. In particular, by using thinned wood, it can contribute to the promotion of local industries, and it can be a revetment that matches the natural environment.

It is a perspective view which shows the bank protection block which has two reserved legs. It is a front view of the revetment block shown in FIG. It is a side view of the revetment block shown in FIG. FIG. 3 is a cross-sectional arrow view taken along line AA in FIG. 2. It is a perspective view which shows the revetment block of 1/2 width | variety which has one reservation leg. It is a front view which shows the revetment structure of a 1st Example. It is sectional drawing of the revetment structure shown in FIG. It is a front view which shows the revetment structure of a 2nd Example. It is sectional drawing of the revetment structure shown in FIG. It is a front view which shows the revetment structure of a 3rd Example. It is sectional drawing of the revetment structure shown in FIG.

Explanation of symbols

  DESCRIPTION OF SYMBOLS 1,1 '... Revetment block, 2, 2' ... Front wall, 3 ... Retaining leg, 4 ... Protrusion, 5 ... Recess, 6 ... Through hole, 7 ... Revetment, 8 ... Base, 9 ... Backfill concrete, 10 ... Backfilling material, 11, 11a, 11b ... shelf unit, 12 ... drainage pipe, 13 ... shelf member, 14 ... transverse member, 15 ... longitudinal member, 16 ... cobblestone, 17 ... planting floor, 18 ... vegetation roll, 19 ... Coarse mat, 19a ... Coarse wall.

Claims (5)

  A revetment block characterized in that a retaining leg is provided behind a front wall having a predetermined width, and a through hole extending from the front surface to the rear surface is provided at a position where the retaining leg is disposed.   A shelf unit formed by connecting a plurality of shelf members that can be inserted into the through-holes of the revetment block to a front surface of the revetment obtained by stacking the revetment blocks according to claim 1 with a connection member, and the shelf member through the through-hole A revetment structure, which is installed by inserting it into and supporting the cobblestone and planting floor with this shelf unit.   A plurality of shelf units arranged in two upper and lower stages in the horizontal direction, a horizontal member coupled to the front end of the shelf members arranged in the horizontal direction, and a plurality of vertical members connecting the upper and lower horizontal members; The revetment structure according to claim 2, comprising a cobblestone and a planting floor on a shelf member.   The shelf unit is composed of a shelf member arranged vertically and a vertical member that vertically connects the top and bottom of the shelf members, and a plurality of the shelf units are arranged in the horizontal direction so that each shelf unit is placed on the shelf member. The revetment structure according to claim 2, wherein a vegetation roll formed by wrapping a vegetation material with a net is placed.   The shelf unit is composed of a plurality of shelf members inserted into the through holes arranged in the horizontal direction of the revetment, and a rough mat that is combined with each shelf member and provided over each shelf member in a mutually assembled state, 3. The revetment structure according to claim 2, wherein cobblestones and gravel are placed on a rough mat.

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