KR100594608B1 - Structure for decrease speed of a current and protection fish - Google Patents

Abstract

The present invention relates to a structure for reducing fish protection and flow rate is installed on the bottom of the river, more specifically, one side of the buried end 101 in the seating groove (100a ') of the side portion (100a) formed on the lower end of the levee wall The side boundary block is inserted and fixed, consisting of an inclined portion 102 formed integrally between the buried end 101 of both sides, but the front of the inclined portion 102 is provided with a plurality of bolt holes 102a penetrating backwards. 10 and the insertion groove 201 is formed at the lower end to be inserted and fixed to the upper portion of the side boundary block 10, the upper portion of the insertion groove 201 is provided with a planting groove 202 for planting aquatic plants On the other hand, one side of the planting groove 202, the mounting plate 203 is formed to extend horizontally, the mounting plate 203 shaft plate 206a at both ends so as to be rotatably fitted into the rotating rod 205. A fixed base 20 provided with a rotating hole 206 having a bottom and a central bottom of a river It is installed on the bottom portion 301 and the center bottom block 30 consisting of a boundary portion 302 formed on both sides of the bottom portion 301, the boundary portion 302 is embedded end of the side boundary block 10 ( A buried groove 302a into which the other side of the 101 is inserted is formed, while a protruding jaw 401 having a higher height is formed in the bottom portion 301 to form bubbles, while an anchor hole 402 is formed. It is characterized in that it comprises a flow rate reduction zone 40 which is fixed to the bottom of the river through the bottom portion 301 of the central bottom block 30 by the anchor 403.

Side Boundary Block, Fixture, Center Floor Block

Description

Structure for decrease speed of a current and protection fish}

1 is a view showing a scour prevention structure of a conventional eco-friendly river bed.

2 is an exemplary view showing an installation state of the present invention.

3 is a view showing a planar structure of the present invention.

Figure 4 is a front sectional view showing a cross-sectional structure of the A-A portion of FIG.

Figure 5 is a partial cutaway view showing the structure of the present invention.

Figure 6 is an exploded perspective view showing the components of the present invention.

7 is an enlarged detail view of part A of FIG. 2;

FIG. 8 is a side sectional view showing a portion B-B in FIG. 3; FIG.

9 is an enlarged detail view of part B of FIG. 2;

<Brief description of symbols for the main parts of the drawings>

10: side boundary block 20: holder

30: center floor block 40: flow rate reduction zone

100: embankment retaining wall 100a: side

100a ': Settlement groove 101: Buying end

102: inclined portion 200: egg

102a: bolt hole 201: insertion groove

202: planting home 203: mounting plate

204: spawning stand 204a: fixed cover

204a ': Shaft hole 204a ": Tightening groove

204b: scattering stage 204b ': tilting stage

205: rotary rod 206: rotary hole

206a: shaft hole 300: bubble

301: bottom portion 302: boundary portion

302a: embedding groove 401: protruding jaw

402: anchor hole 403: anchor

 a: bolt b: nut

The present invention relates to an environment-friendly riverbed scour prevention structure, in particular, to prevent scouring of the riverbed floor through the slowing down of the flow rate and to prevent the scour and fish of the riverbed can provide a good environment for fish habitat and spawning It relates to the structure of an eco-friendly scour prevention block for protection.

In general, scouring of the bottom of rivers is often caused by water flow and flow rate. In order to prevent this, a scour prevention structure is installed on the floor in areas with severe scour using concrete blocks.

The scour prevention structure has a tendency to use only concrete blocks, and is sufficient to achieve the purpose of scrubbing prevention. However, problems such as disturbing aquatic ecosystems occur.

Korean Utility Model Registration No. 20-0378199 has been proposed to fix the scour prevention plate of the 'b' shape to the river bed formed by the foundation concrete plate using the connection pile to compensate for this problem. However, most of these scour prevention plates are made of concrete, so there is no deceleration effect of the flow rate and there is a problem that the underwater ecosystem is not protected.

In addition, Korean Patent Publication No. 10-2004-0025152 has been proposed as another scour prevention structure.

A typical example of such a conventional environmentally friendly riverbed scour prevention structure is shown in FIG.

In FIG. 1, reference numeral 1 denotes gabion, 2 denotes a barge, and 3 denotes a river bottom.

As shown in the figure, it is composed of gabion (1) filled with various rubble or rocks in the net and a barge (2) for transporting them from the river and a river bottom (3) to be constructed.

The scour prevention device as described above is arranged in such a way that the gabion 1 filled with various rubble or rocks in the net is transported by the barge 2 so as to be concentrated on the legal surface of the river and the river bottom.

However, the conventional natural stone such as rubble or rock is difficult to supply the material due to environmental problems, and when there is a problem that the network is lost when bumping each other during the installation of gabion, the effect of slowing the flow rate of river water There was a problem.

The present invention has been made in order to solve the above problems, to prevent scour of the bottom of the river, the structure of the environment-friendly scour prevention block for the scour prevention and fish protection of the river bottom that can provide the spawning place and habitat of the fish. The purpose is to provide.

In order to achieve the above object, in a structure installed on the bottom of the river to reduce the protection of fish and the flow of river water, one side of the embedding end is inserted and fixed in the seating groove of the side formed at the lower end of the levee wall, It is composed of the inclined portion formed integrally between the stage, the front side of the inclined portion has a plurality of bolt holes penetrating backwards, and the insertion groove is formed at the bottom to be inserted and fixed to the top of the side boundary block, On the upper portion of the groove is provided with a planting groove for planting aquatic plants, while one side of the planting groove is formed with a mounting plate horizontally extended, the mounting plate has a rotating hole formed on both ends so that the scattering table is rotatably fitted with a rotating rod It is installed on the bottom of the central part of the river, and the boundary provided on both sides of the bottom part and the bottom part A central bottom block is formed, and a recess is formed in the boundary where the other side of the embedded end of the side boundary block is inserted, while a protruding jaw is formed at the bottom to form a bubble, while anchor holes are formed. And a flow rate reduction band fixed to the bottom of the river by passing through the bottom of the central floor block with an anchor, and the scattering table is fitted to the binding groove of the fixing cover in which a shaft hole into which the rotating rod is inserted is inserted. And, the spawning end provides a fish protection and flow rate reduction structure is installed on the bottom of the river, characterized in that the inclined stage is provided with a plurality of inclined downward on both sides about the center.

Hereinafter, with reference to the accompanying drawings will be described for the configuration and operation of the present invention.

First, look at the accompanying drawings as follows.

2 is an exemplary view showing an installation state of the present invention, Figure 3 is a view showing a planar structure of the present invention, Figure 4 is a front sectional view showing a cross-sectional structure of the AA portion of Figure 3, Figure 5 FIG. 6 is an exploded perspective view showing the components of the present invention, FIG. 7 is an enlarged detailed view of part A of FIG. 2, and FIG. 8 is a BB part of FIG. 3. It is a side cross-sectional view shown.

The present invention relates to a structure installed on the bottom of the river to protect fish and reduce the flow of river water as described above.

The configuration of the present invention is largely composed of a side boundary block 10, the fixed base 20, the center bottom block 30 and the flow rate reduction zone (40).

One side of the buried end 101 is inserted into and fixed to the seating groove 100a 'of the side portion 100a formed at the bottom of the levee wall, and the side boundary block 10 of the present invention is fixed between the buried end 101 of both sides. The inclined portion 102 is formed as a sieve, but the front of the inclined portion 102 has a structure that is provided with a plurality of bolt holes 102a penetrating rearward.

That is, the side boundary block 10 is made of concrete and is installed in the longitudinal direction on both sides of the river.

And the fixing stand 20 of the present invention is inserted into the upper portion of the side boundary block 10 is formed with an insertion groove 201 at the bottom, the upper portion of the insertion groove 201 planting groove 202 is planted aquatic plants On one side of the planting groove 202, the mounting plate 203 is formed to extend horizontally, the mounting plate 203, both ends so that the scattering table 204 is rotatably fitted by the rotating rod 205. The rotating hole 206 is formed with a shaft hole (206a) is provided.

The planting groove 202 of the fixing table 20 is to install earth and sand planting plants, and fastened with the fixing cover 204a in which the shaft hole 204a 'is formed in the rotation hole 206 formed in the mounting plate 203. After inserting the upper portion of the scattering stand 204, the rotating rod 205 is applied to the shaft hole 206a formed in the rotating hole 206 and the shaft hole 204a 'formed in the fixing cover 204a of the scattering stand 204. Will be inserted.

At this time, the scattering stand 204 is installed to be able to rotate back and forth with the rotating rod 205 as an axis.

In addition, although the above-described fixing stand 20 may be installed by molding concrete or steel, it may be preferable to use a material of FRP which is easy to install with a light material.

And, the central floor block 30 of the present invention is installed on the bottom of the central portion of the river, consisting of the bottom portion 301 and the boundary portion 302 formed on both sides of the bottom portion 301 is made of concrete.

The boundary portion 302 is formed with a recess 302a into which the other side of the embedded end 101 of the side boundary block 10 is inserted, while the protrusion 401 having a height higher toward the rear portion is formed at the bottom portion 301. Formed to form a bubble, the anchor hole 402 is formed to pass through the bottom portion 301 of the central bottom block 30 with the anchor 403 is installed to the flow rate reduction band 40 is fixed to the bottom of the river do.

That is, the flow-rate reduction zone 40 is shallow or narrow in the bottom of the river or the sea, and has an effect such as a stream flowing rushingly, and has a center bottom formed about half the width of the river. The bottom portion 301 of the block 30 is installed in a plurality in the longitudinal direction, each forming a projection jaw 401 having a different height to give a drop when the river water flows to the height at the high projection jaw 401 When the river water flows to the low projection jaw (401) to generate oxygen to supply the river water, thereby smoothly supply oxygen to the scattering stand 204 installed on both sides of the central floor block (30). Do it.

And the scattering stand 204 is rotatably installed in the rotating hole 206 of the fixing table 20, the scattering stand 204 is shaken back and forth by the river water, in this case after spawning eggs as in general The mother fanned the fins to supply the eggs to spawn, but even when the mother is eaten by the enemy or fails to hold the eggs to hatch, they naturally supply oxygen to help the eggs hatch.

And the scattering stage 204 of the present invention is the scattering end 204b is fitted into the binding groove 204a "of the fixed cover 204a formed with the shaft hole (204a ') through which the rotating rod 205 is inserted, scattering The stage 204b is characterized by having a plurality of inclined stages 204b 'which are inclined downward on both sides of the center.

That is, in the case of fish generally, the egg spawning place selects a place for protecting the egg from natural enemies, for example, spawning on the inclined bottom surface of the rock or boulder, and focusing on the spawning stand 204 ), A plurality of inclined ends 204b 'formed to be inclined to both sides were formed to induce scattering of eggs at the bottom of the inclined ends 204b'.

As described above, the present invention has side effects such as side boundary blocks, fixed rods, and spawning stages installed on both sides of the stream to reduce the flow rate and provide habitats and spawning places for fish. It is about half of the width of the river to cause rapid water like a stream, but by inducing bubbles to be generated by the drop is effective to supply oxygen to fish and spawn eggs.

Claims (2)

In the structure that is installed at the bottom of the river to protect fish and reduce the flow of river water, One side of the embedding end 101 is inserted and fixed to the seating groove 100a 'of the side portion 100a formed at the lower end of the banking barrier 100, and an inclined portion integrally formed between the embedding ends 101 of both sides ( 102, the side boundary block 10 having a plurality of bolt holes 102a penetrating backwards on the front surface of the inclined portion 102; An insertion groove 201 is formed at the bottom of the side boundary block 10 so as to be inserted into and fixed to the top of the side boundary block 10, and an upper portion of the insertion groove 201 is provided with a planting groove 202 for planting aquatic plants. On one side of the 202, the mounting plate 203 is formed to extend horizontally, the mounting plate 203, the rotating hole portion formed with the shaft hole 206a at both ends so that the scattering stand 204 is rotatably fitted into the rotating rod 205. A fixed base 20 provided with 206; It is installed on the bottom of the central portion of the river, the bottom portion 301 and the bottom portion 301 is composed of a boundary portion 302 formed on both sides of the bottom portion 301, the boundary portion 302 is a side boundary block 10 While the other end of the buried end 101 of the buried groove (302a) is formed is formed, while the bottom portion 301 is formed with a projection jaw 401, the height of the height toward the rear to form a bubble, while the anchor hole ( 402 is formed, the fish is installed on the bottom of the river, characterized in that it comprises a flow-rate reduction zone 40 is fixed to the bottom of the river through the bottom portion 301 of the central bottom block 30 by the anchor 403 Protection and flow reduction structures. The scattering end 204b of the scattering stand 204 is inserted into the binding groove 204a ″ of the fixed cover 204a having the shaft hole 204a ′ through which the rotating rod 205 is inserted. , The scattering end (204b) is a fish protection and flow rate reduction structure is installed on the bottom of the river, characterized in that the inclined end (204b ') is provided with a plurality of slopes on both sides around the center.

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