CN213062117U

CN213062117U - Concrete interlocking row anti-scouring device with bionic grass and preparation device thereof

Info

Publication number: CN213062117U
Application number: CN202021460914.3U
Authority: CN
Inventors: 朱嵘华; 刘寒秋; 涂智圣; 王恒丰; 徐清富; 孙香
Original assignee: Guangdong Huayun New Energy Co ltd
Current assignee: Guangdong Huayun New Energy Co ltd
Priority date: 2020-07-22
Filing date: 2020-07-22
Publication date: 2021-04-27
Anticipated expiration: 2030-07-22

Abstract

The utility model belongs to marine wind power field, concretely relates to take imitative biograss's concrete interlocking row anti-scouring device and preparation facilities thereof, including a plurality of anti-scouring units, the anti-scouring unit includes the concrete piece and sets up imitative biograss on the concrete piece, connect through connecting the rope cooperation between a plurality of anti-scouring units. The utility model has the advantages that: the anti-scouring device is suitable for anti-scouring of various fixed foundations of offshore wind power, compared with a traditional concrete interlocking row, measures of anti-scouring of bionic grass are added, influences of waves on a bottom bed are weakened, and silt can be accumulated.

Description

Concrete interlocking row anti-scouring device with bionic grass and preparation device thereof

Technical Field

The utility model belongs to the technical field of offshore wind power, concrete interlocking row anti-scouring device of bionical grass in specific area and preparation facilities thereof.

Background

At present, offshore wind power is popularized widely in various countries in the global scope, in recent years, a fixed offshore wind power foundation is a main supporting platform of a fan, the fixed foundation usually comprises a single pile, a jacket, a negative pressure barrel, a multi-pile bearing platform and the like, a scouring pit is usually generated around the foundation under the action of sea wave erosion, the formation of the scouring pit not only easily causes the bearing capacity of the pile foundation to be weakened, but also causes the reduction of the natural vibration frequency, and further causes the foundation to be fatigued more easily. At present main scour prevention means includes the riprap protection, throws sand bag protection, riprap and concrete interlocking row protection etc. but above measure is usually only in order to weaken the wave to the shear stress effect of bed, and the scour prevention effect has the condition of weakening of different degrees after long-time the past, and in addition, the extra cost of scour prevention can not produce direct economic benefits, and these all are the problem that needs the solution in the offshore wind-power engineering field.

Aiming at the problems, the invention provides an anti-scouring device with bionic grass concrete interlocking rows and a preparation device thereof, which mainly solve the defects of the existing anti-scouring means in the aspects of silting silt and weakening ocean current, and meanwhile, the bionic grass can also provide a shelter for fish spawning, so that extra income is increased for a wind power plant. The device can effectively ensure that the scouring does not occur around the foundation, and the effect of reducing the speed of the ocean current is realized to the greatest extent, the bionic grass does not need extra anchoring, but is directly inserted into an integrally formed form in the pouring process through the concrete block, thereby reducing the construction cost. The invention has better effects of silting silt and weakening submarine cables, is suitable for anti-scouring of various foundation forms, is convenient to install and construct and has wide application prospect.

SUMMERY OF THE UTILITY MODEL

In order to compensate the deficiency of the prior art, the utility model provides a take marine wind power basis concrete interlocking of bionical grass to arrange anti-scouring device technical scheme.

Take concrete interlocking of bionical grass to arrange anti-scour device, its characterized in that includes a plurality of anti-scour units, the anti-scour unit includes the concrete piece and sets up the bionical grass on the concrete piece, connect through the cooperation of connecting the rope between a plurality of anti-scour units.

The concrete interlocking row anti-scouring device with the bionic grass is characterized in that the concrete block is of a polygonal structure.

The concrete interlocking row anti-scouring device with the bionic grass is characterized in that the concrete blocks are of a hexagonal structure.

The concrete interlocking row anti-scouring device with the bionic grass is characterized in that the connecting rope is fixedly poured with a concrete block of the anti-scouring unit.

The concrete interlocking row anti-scouring device with the bionic grass is characterized in that the connecting rope is a nylon rope.

Take concrete interlocking of bionical grass to arrange anti-scour device, its characterized in that the anti-scour unit is arranged according to the array, and the anti-scour unit that is located same row is established ties through same root connecting rope and is in the same place, and the anti-scour unit that is located same row is established ties through same root connecting rope equally and is in the same place.

The concrete interlocking row anti-scouring device with the bionic grass is characterized in that a vacant area is reserved in the center of an array formed by the anti-scouring units.

The anti-scouring device manufacturing device is characterized by comprising a mold and a fastener buckled on the mold, wherein the shape of a mold cavity of the mold is matched with that of the concrete block, a groove for a connecting rope to pass through is formed in the mold, a pressing part for pressing the connecting rope is arranged on the fastener, and a through hole matched with the connecting rope in shape is formed between the groove and the pressing part.

The preparation device is characterized in that the upper end of the peripheral edge of the mold is provided with a first step, the lower end of the peripheral edge of the fastener is provided with a second step, and the first step and the second step are buckled.

The preparation device is characterized in that the buckle is of an annular structure matched with the shape of the mould.

Compared with the prior art, the beneficial effects of the utility model are that: the anti-scouring device is suitable for the anti-scouring of various fixed foundations of offshore wind power, compared with the traditional concrete interlocking row, the anti-scouring device is additionally provided with a measure of bionic grass, the influence of waves on a bottom bed is weakened, and silt can be accumulated; the bionic grass is directly cast with the concrete block and the connecting rope into a whole without an additional anchor ground or a preset part, so that the risk of falling of the bionic grass under the influence of waves is reduced, and the cost of scour prevention construction is reduced; the space environment formed by the bionic grass and the periphery of the foundation can provide a natural spawning place for the fishes; the process flow is simple and convenient, can be quickly implemented, and is suitable for large-scale production.

Drawings

Fig. 1 is a schematic structural view of an anti-scour device of the present invention;

FIG. 2 is an enlarged view of FIG. 1 at A;

FIG. 3 is a schematic structural view of a manufacturing apparatus of the present invention;

FIG. 4 is a schematic exploded view of the manufacturing apparatus of the present invention;

FIG. 5 is a schematic view of the structure of the middle mold of the present invention;

fig. 6 is a schematic view of the structure of the buckle of the present invention.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

As shown in fig. 1 and 2, concrete interlocking row anti-scour device of area bionical grass, including a plurality of anti-scour units 1, anti-scour unit 1 includes concrete block 10 and sets up bionical grass 11 on concrete block 10, connect through connecting 2 cooperations of rope between a plurality of anti-scour units 1.

As an optimization: the concrete mass 10 is of polygonal, preferably hexagonal, configuration.

As an optimization: the connecting rope 2 is fixedly poured with the concrete block 10 of the anti-scouring unit 1.

As an optimization: the connecting rope 2 is a nylon rope.

As an optimization: the anti-scouring units 1 are arranged in an array, the anti-scouring units 1 on the same row are connected in series through the same connecting rope 2, and the anti-scouring units 1 on the same column are also connected in series through the same connecting rope 2.

As an optimization: and an empty area is reserved in the center of the array formed by the anti-scouring units 1.

The following further explains the erosion prevention device of the present invention:

the scour prevention device comprises three parts, namely hexagonal concrete blocks 10, bionic grass 11 and connecting ropes 2 for connecting the concrete blocks 10. When the interlocking row is used, a square area can be reserved in the center of the array of the interlocking row, after the pile foundation construction is finished, stones or sand bags are dumped into the scouring pit, and then the interlocking row is integrally settled. The hexagonal concrete blocks 10 allow seawater to flow between the concrete blocks for a longer period of time than conventional rectangular concrete blocks, and thus can achieve a better flow reduction effect.

As shown in fig. 3 to 6, the manufacturing apparatus of the anti-scour apparatus includes a mold 3 and a buckle 4 buckled on the mold 3, the mold 3 has a bottom plate, a mold cavity of the mold 3 matches with the shape of the concrete block 10, a groove 30 for the connecting rope 2 to pass through is arranged on the mold 3, a pressing part 40 for pressing the connecting rope 2 is arranged on the buckle 4, and a through hole matched with the connecting rope 2 in shape is formed between the groove 30 and the pressing part 40.

As an optimization: the upper end of the peripheral edge of the mould 3 is provided with a first step 31, the lower end of the peripheral edge of the buckle 4 is provided with a second step 41, and the first step 31 is buckled with the second step 41, so that concrete grout can be prevented from leaking.

As an optimization: the buckle 4 is of an annular structure matched with the mould 3 in shape, and the hollow part of the center of the buckle is used for pouring concrete.

The utility model discloses an anti-scouring device preparation technology as follows: the bionic grass 11 and the connecting ropes 2 are placed in a special mold 3 in advance in the concrete block 10 pouring process, the mold 3 is fixed at a position, the connecting ropes 2 for connecting the concrete block 10 are arranged in advance along grooves 30 reserved in the mold 3, the connecting ropes 2 are arranged in a cross mode to form a net structure, the fastener 4 is installed on the mold 3, the connecting ropes 2 are in a pressed state, concrete is prevented from leaking out through holes, a separant is coated on the inner surfaces of the mold 3 and the fastener 4 in advance, demolding of the concrete block 10 is facilitated, concrete is poured into the mold 3, after pouring is completed, a plastic film 5 is paved above the fastener 4, macromolecule bionic grass 11 is implanted into concrete slurry through a machine, and the bionic grass 11 is fixedly connected into the concrete block 10.

On one hand, the bionic grass 11 enables a part of silt in the ocean current to be settled after colliding with the bionic grass 11, so that the effect of accumulating the silt is achieved, and on the other hand, the flow reduction advantage of the structural form can be utilized to provide a natural culture place for the fishes.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. Take concrete interlocking of bionical grass to arrange anti-scour device, its characterized in that includes a plurality of anti-scour units (1), anti-scour unit (1) include concrete block (10) and set up bionical grass (11) on concrete block (10), connect through connecting rope (2) cooperation between a plurality of anti-scour units (1).

2. A concrete interlocking row anti-scour arrangement with artificial grass according to claim 1, characterized in that the concrete blocks (10) are of polygonal configuration.

3. A concrete interlocking row anti-scour arrangement with artificial grass according to claim 2, characterized in that the concrete blocks (10) are of hexagonal configuration.

4. An anti-scour arrangement for a concrete interlocking row with artificial grass according to claim 1, characterized in that the connecting rope (2) is cast fixed to the concrete block (10) of the anti-scour unit (1).

5. A concrete interlocking row anti-scour arrangement as claimed in claim 1, characterized in that the connecting rope (2) is a nylon rope.

6. The concrete interlocking row anti-scour device with bionic grass according to claim 1, wherein the anti-scour units (1) are arranged in an array, the anti-scour units (1) in the same row are connected in series through the same connecting rope (2), and the anti-scour units (1) in the same column are also connected in series through the same connecting rope (2).

7. A concrete interlocking row anti-scour arrangement as claimed in claim 6, wherein the anti-scour units (1) form an array with empty areas in the centre of the array.

8. The manufacturing device of the anti-scour device according to any one of claims 1 to 7, wherein the manufacturing device comprises a mold (3) and a fastener (4) fastened on the mold (3), a mold cavity of the mold (3) is matched with the shape of the concrete block (10), a groove (30) for the connecting rope (2) to pass through is formed in the mold (3), a pressing part (40) for pressing the connecting rope (2) is formed in the fastener (4), and a through hole matched with the connecting rope (2) in shape is formed between the groove (30) and the pressing part (40).

9. The manufacturing apparatus according to claim 8, wherein the upper end of the peripheral edge of the mold (3) is provided with a first step (31), the lower end of the peripheral edge of the buckle (4) is provided with a second step (41), and the first step (31) is engaged with the second step (41).

10. The manufacturing apparatus according to claim 8, wherein the buckle (4) is a ring-shaped structure matching the shape of the mold (3).