CN117888496B

CN117888496B - Prefabricated concrete hinge row bank protection structure

Info

Publication number: CN117888496B
Application number: CN202410216405.2A
Authority: CN
Inventors: 孙向举
Original assignee: Xuzhou Port And Shipping Development Center
Current assignee: Xuzhou Port And Shipping Development Center
Priority date: 2024-02-27
Filing date: 2024-02-27
Publication date: 2024-06-18
Anticipated expiration: 2044-02-27
Also published as: CN117888496A

Abstract

The application relates to a prefabricated concrete hinge row revetment structure, which relates to the technical field of revetments and comprises the following components: the top of the upper bank protection structure extends to the top of the bank slope, and the bottom of the lower bank protection structure extends to the bottom of the bank slope; the connecting structure is connected between the upper bank protection structure and the lower bank protection structure; the lower bank protection structure comprises a lower geotechnical cloth layer and a hinge row layer; the hinge row layer is arranged on the lower geotechnical cloth layer; the hinge row layer comprises a plurality of hinge row units and fixing pieces; the hinge row units are arranged in an array, and adjacent hinge row units are connected through fixing pieces; the hinge row unit comprises a plurality of blocks and steel strands; the steel stranded wires penetrate through the blocks and connect the blocks in series, and the blocks are distributed in an array. According to the application, a proper number of hinge row units can be selected as required to splice a shore protection structure with a required size, so that the shore protection structure can be simply and quickly paved, and the applicability of the shore protection structure can be improved.

Description

Prefabricated concrete hinge row bank protection structure

Technical Field

The application relates to the technical field of revetments, in particular to a prefabricated concrete hinge row revetment structure.

Background

In order to protect the shoreline, people build different types of revetments in different periods, such as dry masonry block revetments, filling masonry block revetments, concrete revetments and the like, but the rigid dike body structure cannot adapt to the deformation of the beach caused by long-term flushing of water waves, so that the lower part of the dike revetment is easily emptied, and gradually develops into a cavity, the supporting effect of a foundation on the dike body is weakened or disappears, and the stability of the dike revetment is reduced; meanwhile, the sea water permeation and sediment washing are also aggravated, so that the damage of the coast protection of the seawall is accelerated, the large-range collapse water damage of the coast protection of the seawall is finally caused, a gap is formed on the coastline, the capability of resisting stormy waves is lost, and the safety behind a bank slope is endangered.

The hinge type revetment is a flexible concrete revetment form which is formed by factory precast concrete slab blocks and assembled on site rapidly and developed in recent years, has the advantages of scour prevention, stability, high shear stress resistance and the like of a traditional rigid revetment system, has the advantages of water permeability, flexibility and the like of the flexible revetment system, is convenient and quick to construct, and can save manpower and mechanical investment in construction. More importantly, the hinge type slope protection has strong adaptability to deformation, so that local damage or structural instability caused by poor soil quality, subsidence, expansive soil, embankment collapse, icing and the like can be reduced.

The existing hinge type shore protection structure is usually characterized in that a geotechnical cloth layer is paved on a bank slope, hinge rows are paved on the geotechnical cloth layer, each hinge row is composed of concrete blocks distributed in an array, and adjacent concrete blocks are connected through a connecting chain. But the connectivity between the concrete blocks of this slope protection structure is not strong, once take place to stretch out in one place, leads to the fracture of hinge row easily, loses the safeguard function and the scour protection ability to the bank slope. In addition, because the water level is different greatly in different seasons, leads to the river bank to receive the position difference that river washed out, current slope protection structure can not be adjusted according to the water level height, is difficult to use multiple condition, leads to application scope to reduce.

Disclosure of Invention

The application provides a prefabricated concrete hinge row shore protection structure, which aims to solve the problems of weak stability and small application range of a hinge row.

The application provides a prefabricated concrete hinge row bank protection structure, which adopts the following technical scheme:

A precast concrete hinge row revetment structure comprising: the upper shore protection structure, the connecting structure and the lower shore protection structure are arranged in a way that the top of the upper shore protection structure extends to the top of a bank slope, and the bottom of the lower shore protection structure extends to the bottom of the bank slope; the connecting structure is connected between the upper shore protection structure and the lower shore protection structure; the lower bank protection structure comprises a lower geotechnical cloth layer and a hinge row layer; the hinge row layer is arranged on the lower geotechnical cloth layer; the hinge row layer comprises a plurality of hinge row units and fixing pieces; the hinge row units are arranged in an array, and the adjacent hinge row units are connected through the fixing piece; the hinge row unit comprises a plurality of blocks and steel strands; the steel strands pass through the blocks and connect the blocks in series, and the blocks are distributed in an array; a transverse channel and a longitudinal channel are arranged in the block body, and the transverse channel and the longitudinal channel are mutually disjoint and are vertically arranged; at least two steel strands respectively pass through adjacent transverse channels in opposite directions, and at least two steel strands respectively pass through adjacent longitudinal channels; and the ends of the steel strands are converged at four corners of the hinge row unit and fixed by fixing pieces.

Through adopting above-mentioned technical scheme, utilize syllogic shore protection structure, can play the layering to river from different inclination, altitude and block, improved the protection effect and the scour protection ability of shore protection. The hinge row layer is utilized to select an appropriate amount of hinge row units to splice according to actual conditions to form a shore protection structure with a required size, so that the area of a shore protection slope can be quickly and conveniently adjusted according to the water level, the protection effect is ensured, the application range of the shore protection structure is improved, and the adaptability is improved. The steel strands respectively penetrate through the adjacent transverse channels and the longitudinal channels, so that the blocks can be stably combined into the hinge row units with higher strength, the block dispersion of the hinge row units caused by the breakage of the single steel strands is avoided, and the strength and the stability of the hinge row units are improved.

In a specific embodiment, the upper revetment structure comprises: a slope brick layer, a gravel layer and an upper geotechnical cloth layer; the broken stone layer is paved between the slope brick layer and the upper geotechnical cloth layer, and the upper geotechnical cloth layer is paved on the upper part of the bank slope; the bottoms of the slope brick layer, the gravel layer and the upper geotechnical cloth layer are all connected with the connecting structure.

Through adopting above-mentioned technical scheme, utilize the upper portion shore protection structure of three layer construction, can absorb the river that washs the coming through layer upon layer structure, further improved shore protection ability and effect.

In a specific implementation mode, the slope brick layer is a plurality of slope protection bricks, the slope protection bricks are mutually clamped, and a planting groove is formed in the middle position of the slope protection bricks.

Through adopting above-mentioned technical scheme, the slope protection brick that utilizes the joint can make have good meshing effect, be difficult for separating between the slope protection brick, can improve the connection stability of upper portion bank protection structure. The planting groove is utilized to plant plants in the planting groove, so that the water absorption capacity and ecology of the upper bank protection structure are improved, and the slope protection effect is further improved.

In a specific embodiment, the blocks are provided with stranded wire bushings, the stranded wire bushings being disposed between longitudinal channels of adjacent blocks; the steel strands pass through the longitudinal channels and the strand sleeves respectively.

Through adopting above-mentioned technical scheme, utilize the stranded conductor sleeve pipe can entangle the steel strand wires that pass between the adjacent block, avoid the steel strand wires to expose in the outside, avoid river or external factor to the erosion or the damage of steel strand wires, improved steel strand wires's life.

In a specific embodiment, the block body is provided with a waist-shaped groove, a fixing hole is arranged in the waist-shaped groove, the fixing hole penetrates through the block body, and the block body is fixed on a bank slope through the fixing hole by a fixing bolt.

Through adopting above-mentioned technical scheme, utilize fixing bolt to pass the fixed orifices, can fix the block on the bank slope, improved the stability that the block was connected with the bank slope, improved the stability that lower part shore protection structure was installed on the bank slope.

In a specific implementation manner, one side, close to the lower revetment structure, of the connecting structure is obliquely downwards arranged to form an inclined plane, and a row of blocks at the top of the hinge row layer are inserted into the bank slope and are abutted against the inclined plane of the connecting structure; the top steel strands of the blocks of the top row extend into the connecting structure and are fixed in the connecting mechanism through anchor bars.

By adopting the technical scheme, the blocks at the top row of the hinge row layer are inserted into the bank slope, so that the stability of the connection between the hinge row layer and the bank slope can be further improved. The steel stranded wires are fixed in the connecting structure by the anchor bars, so that the stability of the hinge row layer fixed on a bank slope can be further improved, and the slope protection effect of the hinge row layer on the bank slope is ensured.

In a specific implementation manner, a connecting component is further arranged between the adjacent hinge row units, and the connecting component is sleeved on the steel strands of the adjacent hinge row units, so that the distance between the adjacent hinge row units can be adjusted.

Through adopting above-mentioned technical scheme, utilize the coupling assembling who sets up on the steel strand of adjacent articulated chain row unit, can adjust the distance between the adjacent articulated chain row unit to can adjust the connection stress between the adjacent articulated chain row unit, improve the stability of connecting between the adjacent articulated chain row unit, in order to can improve the structural strength of hinge row layer.

In a specific implementation manner, the connecting assembly comprises at least two groups of clamping pieces, wherein each clamping piece comprises a first clamping block and a second clamping block, clamping grooves are formed in each of the first clamping block and the second clamping block, and the steel strands pass through the clamping grooves; at least two first adjusting rods penetrate through the first clamping blocks and are in threaded connection with the second clamping blocks; one end of the first adjusting rod is provided with a first conical gear; the two second adjusting rods are arranged between the two groups of clamping pieces, one ends of the second adjusting rods are provided with second bevel gears, and the two second bevel gears are respectively meshed with the two first bevel gears correspondingly; the fixed connecting seat is fixedly arranged on the first clamping block, and the first adjusting rod and the second adjusting rod are both rotatably arranged on the fixed connecting seat; the two ends of the rotary adjusting sleeve are provided with threaded holes with opposite rotation directions, and the two second adjusting rods are respectively in threaded connection with the threaded holes at the two ends; the moving piece is arranged on the rotary adjusting sleeve, can extend into the rotary adjusting sleeve and is abutted to the second adjusting rod.

Through adopting above-mentioned technical scheme, utilize this setting, when can press from both sides tight adjacent hinge row unit's steel hinge, can also adjust the distance between, realize the regulation to the steel hinge in two directions respectively to can adjust the stress between the adjacent hinge row unit, guarantee to take up the steel strand wires when the steel strand wires take place not hard up, further improved the stability of connection.

In a specific embodiment, the moving member comprises an adjustment nut and an adjustment screw; the adjusting screw rod passes through the rotary adjusting sleeve, and the adjusting nut is sleeved on the adjusting screw rod; and inserting grooves are formed in the second adjusting rod at intervals, and one end of the adjusting screw extending into the rotary adjusting sleeve can be clamped with the inserting grooves.

Through adopting above-mentioned technical scheme, utilize the setting of moving part, can adjust whether the second regulation pole is rotatory with rotatory regulation sleeve synchrony to can realize simultaneously being greater than the centre gripping and the distance adjustment of adjacent steel strand wires, in order to improve the connection stability between the adjacent hinge row unit.

In a specific embodiment, the fixing member includes a U-shaped holder, a fixing nut, and a fixing block; the U-shaped fixer passes through the fixed block and is fixedly connected through the fixed nut, a fixed hole is formed between the U-shaped fixer and the fixed block, and the steel strand is arranged in the fixed hole.

Through adopting above-mentioned technical scheme, utilize the mounting can place two steel strands in U type fixer fixed to can guarantee the connection stability between the hinge row unit.

In summary, the present application includes at least one of the following beneficial technical effects:

1. The three-section type revetment structure can be used for blocking river water in a layered manner from different inclination angles and heights, so that the protection effect and the anti-scouring capability of the revetment are improved;

2. The hinge row layer can be used for splicing a proper amount of hinge row units according to actual conditions, so that the area of a bank slope can be protected by the bank protection structure according to the water level, the protection effect is ensured, the application range of the bank protection structure is improved, and the adaptability is improved;

3. By utilizing the upper bank protection structure with the three-layer structure, the washed river water can be absorbed through the layer-by-layer structure, so that the bank protection capacity and effect are further improved; the water absorption capacity and ecology of the revetment structure are improved, and the revetment effect is improved;

4. The distance between adjacent hinge chain row units can be adjusted by utilizing the connecting components arranged on the steel twisted wires of the adjacent hinge chain row units, so that the connecting stress between the adjacent hinge chain row units can be adjusted, the connecting stability between the adjacent hinge chain row units is improved, and the structural strength of the hinge chain row layer can be improved.

Drawings

FIG. 1 is a schematic diagram of one embodiment of the present application.

FIG. 2 is a schematic cross-sectional view of one embodiment of the present application.

Fig. 3 is a top view of a layer of hillside bricks in one embodiment of the application.

Fig. 4 is a top view of the lower revetment structure and connection structure in an embodiment of the application.

Fig. 5 is a partial enlarged view of a in fig. 1 in one embodiment of the application.

Fig. 6 is a partial enlarged view at B in fig. 2 in one embodiment of the application.

Fig. 7 is an exploded view of a hinge row unit in one embodiment of the present application.

Fig. 8 is a schematic view of a block in one embodiment of the application.

Fig. 9 is a partial enlarged view of fig. 1 at C in an embodiment of the application.

Fig. 10 is an exploded view of a connection assembly in one embodiment of the application.

Reference numerals illustrate: 1. an upper revetment structure; 11. a slope brick layer; 12. a crushed stone layer; 13. applying a geotechnical cloth layer; 14. slope protection bricks; 141. a planting groove; 2. a connection structure; 21. an inclined surface; 3. a lower revetment structure; 4. a lower geotechnical cloth layer; 5. a hinge row layer; 51. a hinge row unit; 511. a first corner; 512. a second angle; 513. a third angle; 514. fourth corner; 52. a block; 521. a transverse channel; 522. a longitudinal channel; 523. a waist-shaped groove; 524. a fixing hole; 525. a protruding block; 53. steel strand; 54. stranded wire sleeve; 55. a fixing member; 56. a connection assembly; 561. a clamping member; 5611. a first clamping block; 5612. a second clamping block; 5613. a clamping groove; 562. a first adjusting lever; 563. a first bevel gear; 564. a second adjusting lever; 565. a second bevel gear; 566. a plug-in groove; 567. rotating the adjusting sleeve; 568. a moving member; 5681. an adjusting nut; 5682. adjusting a screw; 569. fixing the connecting seat; 57. a U-shaped fixer; 58. a fixing nut; 59. and a fixed block.

Detailed Description

The application is described in further detail below with reference to fig. 1-10. It should be understood that the detailed description and specific examples, while indicating and illustrating the application, are not intended to limit the application.

In the description of the present application, it should be noted that, unless explicitly stated and limited otherwise, the terms "disposed" and "connected" should be interpreted broadly, and for example, they may be fixedly connected, detachably connected, or integrally connected; either directly or indirectly via an intermediate medium, or in communication with each other or in interaction with each other. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.

In this specification, the terms "first," "second," "third," "fourth," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or number of technical features indicated, such that features defining "first," "second," "third," "fourth," or the like may explicitly or implicitly include one or more of such features.

One embodiment of the precast concrete hinge row revetment structure of the present application, as shown in fig. 1, includes: an upper revetment structure 1, a connection structure 2 and a lower revetment structure 3. The top of the upper bank protection structure 1 extends to the top of the bank slope and is connected with a hard structure at the top of the bank slope; the bottom of the lower revetment structure 3 extends to the bottom of the bank slope; the connection structure 2 is connected between the upper revetment structure 1 and the lower revetment structure 3.

As shown in fig. 1,2 and 3, the upper revetment structure 1 comprises a layer of ground tiles 11, a crushed stone layer 12 and an upper geotextile layer 13. The broken stone layer 12 is paved between the slope brick layer 11 and the upper geotechnical cloth layer 13, and the upper geotechnical cloth layer 13 is paved on the upper part of the bank slope; the bottoms of the slope brick layer 11, the gravel layer 12 and the upper geotechnical cloth layer 13 are all connected with the connecting structure 2. In this embodiment, the upper geotextile layer 13 is laid with a nonwoven geotextile; the crushed stone layer 12 is formed by paving a plurality of thick crushed stones and is paved on the upper geotechnical cloth layer 13; the broken brick layer adopts a plurality of ecological slope protection bricks 14, and the intermediate position at the upper and lower both ends of ecological slope protection brick 14 is provided with the recess, and the both sides of recess form the arch, and the protruding and the recess looks adaptation of adjacent ecological slope protection brick 14 of one row of adjacent ecological slope protection brick 14 to can be with the mutual joint of ecological slope protection brick 14. The middle position of the slope protection brick 14 is provided with a planting groove 141, and plants can be planted in the planting groove 141 so as to improve the ecological effect of the bank protection structure.

As shown in fig. 2, 4, 5, the lower revetment structure 3 comprises a lower geotextile layer 4 and a hinge row layer 5. The hinge row layer 5 is paved on the lower geotechnical cloth layer 4, the lower geotechnical cloth layer 4 is paved on a bank slope, and the lower geotechnical cloth layer 4 is paved by adopting non-woven geotechnical cloth. The hinge row layer 5 includes a plurality of hinge row units 51 and fixing members 55 for connecting adjacent hinge row units 51, i.e., the fixing members 55 are disposed at four corners of the hinge row units 51. A number of hinge row units 51 are arranged in a display on the lower geotechnical cloth layer 4. The hinge row unit 51 includes a plurality of blocks 52 and steel strands 53. The blocks 52 are arranged in a displaying way, and the steel strands 53 penetrate through the blocks 52 to connect the blocks 52 in series to form the hinge row unit 51, extend out of four corners of the hinge row unit 51 and are fixedly connected through the fixing pieces 55.

As shown in fig. 4 and 5, the fixing member 55 includes a U-shaped holder 57, a fixing nut 58, and a fixing block 59. The U-shaped fixer 57 passes through the fixing block 59 and is fixedly connected through the fixing nut 58, a fixing hole 524 is formed between the U-shaped fixer 57 and the fixing block 59, the steel strand 53 is arranged in the fixing hole 524, and the steel strand 53 can be stably fixed in the fixing hole 524 by tightening the fixing nut 58.

As shown in fig. 6, the connection structure 2 is a reinforced concrete cast structure, and an inclined surface 21 is provided at one side near the lower revetment structure 3. A row of blocks 52 at the top of the hinge row layer 5 are inserted into the bank slope and are abutted against the inclined surface 21 of the connecting structure 2; the top steel strands 53 of the block 52 of the top row stretch to stretch into the connecting structure 2 and are fixed in the connecting structure 2 through anchor bars, so that stability between the hinge row layer 5 and the connecting structure 2 is improved, and stability of the hinge row layer 5 arranged on a bank slope is further improved.

As shown in fig. 7 and 8, the surface of the block 52 is provided with a transverse, elongated waist-shaped groove 523, and a fixing hole 524 is provided in the middle of the waist-shaped groove 523. The fixing hole 524 penetrates the block 52. The block body 52 is fixed on the bank slope through the fixing bolts, specifically, the fixing bolts penetrate through the fixing holes 524 and extend into the lower geotechnical cloth layer 4, so that stability of the hinge row unit 51 arranged on the bank slope is improved. In addition, a protruding block 525 is arranged on one side of the block 52 facing the bank slope, and the protruding block 525 increases the friction force between the hinge row unit 51 and the bank slope, so that the stability is further improved.

Two longitudinal channels 522 and one transverse channel 521 are provided in the block 52, the longitudinal channels 522 are parallel to each other and are arranged in the block 52 at intervals, and the transverse channels 521 are arranged perpendicular to the longitudinal channels 522 and do not intersect each other. A stranded wire sleeve 54 is also disposed between the longitudinal channels 522 of adjacent blocks 52. Each hinge row unit 51 is formed by connecting four steel strands 53 in series with a block 52. Specifically, one steel strand 53 penetrates into the longitudinal channel 522 in the block 52 along the first corner 511 of the hinge row unit 51, penetrates into the strand sleeve 54, penetrates into the longitudinal channel 522, penetrates into the adjacent longitudinal channel 522 in the block 52 after turning along the other end penetrating into the hinge row unit 51, penetrates into the longitudinal channel 522 of the adjacent block 52 after turning, and finally extends out of the second corner 512 of the hinge row unit 51, i.e. the steel strand 53 penetrates into the adjacent longitudinal channel 522 in an S shape, penetrates into the same second steel strand 53 in a third corner 513, penetrates into the adjacent longitudinal channel 522 in an S shape from the opposite direction, and penetrates out of the fourth corner 514 of the hinge row unit 51. The third steel strand 53 penetrates in the first corner 511, the first steel strand 53 penetrates in the transverse channel 521 in the direction perpendicular to the first steel strand 53, penetrates in the adjacent transverse channel 521 in the shape of an S, extends out of the third corner 513, and the fourth steel strand 53 penetrates in the opposite direction from the third steel strand 53 from the second corner 512, penetrates in the shape of an S, penetrates in the adjacent transverse channel 521, and extends out of the fourth corner 514.

As shown in fig. 1, 9 and 10, a connecting component 56 is further arranged between the hinged chain row units, the connecting component 56 is sleeved on the steel stranded wires 53 of the adjacent hinged chain row units 51, and the distance between the adjacent hinged chain row units can be adjusted while stable clamping on the steel stranded wires 53 is ensured.

In this embodiment, the connection assembly 56 includes two sets of clamping members 561, the clamping members 561 include a first clamping block 5611 and a second clamping block 5612, clamping grooves 5613 are provided on the first clamping block 5611 and the second clamping block 5612, the two clamping grooves 5613 are closed to form a clamping space, and when the steel strand 53 passes through the clamping space, that is, the first clamping block 5611 and the second clamping block 5612 abut against each other, the clamping space can clamp the steel strand 53. A first adjustment lever 562 is provided in each of the two sets of the clamping members 561. Specifically, the two first adjusting rods 562 pass through the first clamping block 5611 and are in threaded connection with the second clamping block 5612; one end of the first adjusting rod 562, which is far away from the first clamping block 5611, is provided with a first conical gear 563; two second adjusting rods 564 are arranged between the two groups of clamping members 561, and the two second adjusting rods 564 are respectively and vertically arranged with the two first adjusting rods 562. The first clamping block 5611 is provided with a fixed connection seat 569, and the first adjusting lever 562 and the second adjusting lever 564 are both rotatably disposed on the fixed connection seat 569, and in this embodiment, the fixed connection seat 569 has an "L" structure.

The two second adjusting rods 564 are provided with second bevel gears 565 at the ends far away from each other, and the ends near to each other are connected by a rotary adjusting sleeve 567. The two second bevel gears 565 are respectively engaged with the two first bevel gears 563. Screw holes with opposite rotation directions are formed at both ends of the rotation adjusting sleeve 567, and are respectively in screw connection with the end portions of the two second adjusting rods 564. The rotation adjustment sleeve 567 is provided with a moving member 568, and the moving member 568 can extend into the rotation adjustment sleeve and abut against the second adjustment lever 564.

The moving member 568 comprises an adjusting nut 5681 and an adjusting screw 5682, the adjusting screw 5682 penetrates through the rotary adjusting sleeve 567, the adjusting nut 5681 is sleeved on the adjusting screw 5682 and is abutted against the outer wall of the rotary adjusting sleeve 567, a plurality of inserting grooves 566 are formed in the second adjusting rod 564 at intervals, and one end of the adjusting screw 5682 extending into the rotary adjusting sleeve 567 can be clamped with the inserting grooves 566. By rotating the adjusting nut 5681, the adjusting screw 5682 is moved so that whether the adjusting screw 5682 can be inserted into the insertion groove 566 of the second adjusting lever 564 can be controlled.

The operator places a connection assembly 56 on the adjacent strand 53 at a position intermediate the hinge row unit 51. Specifically, first, by rotating the adjusting nut 5681, the adjusting screw 5682 extends into the inserting groove 566, is clamped with the adjusting screw 5682, then rotates the rotating adjusting sleeve 567, the second adjusting rod 564 rotates together with the rotating adjusting sleeve 567, the second bevel gear 565 at one end of the second adjusting rod 564 rotates, drives the first bevel gear 563 to rotate, the first adjusting rod 562 approaches the second clamping block 5612 until the first adjusting rod 562 does not move any more, and the second adjusting rod 564 can be positioned through the first bevel gear 563, so that the possibility of idle rotation of the second adjusting rod 564 is reduced. In this process, the first clamping block 5611 approaches the second clamping block 5612, and the two clamping grooves 5613 are closed, and an effect of simultaneously clamping the adjacent steel strands 53 is formed. Then the adjusting nut 5681 is reversely rotated, and the adjusting screw 5682 is separated from the inserting groove 566; the rotary adjusting sleeve 567 is rotated again, the two second adjusting rods 564 are close to each other and drive the two clamping members 561 to be close to each other, so that the adjacent steel strands 53 clamped by the clamping members 561 are close to each other, the two steel strands 53 are close to each other, and the adjacent two hinge row units 51 are close to each other.

The implementation principle of the prefabricated concrete hinge row bank protection structure of the embodiment is as follows: geotechnical cloth layers are paved on the upper part and the lower part of the bank slope through operators. A gravel layer 12 is paved on the upper geotechnical cloth layer 13, a slope brick layer 11 is paved on the gravel layer 12 through ecological slope protection bricks 14 which are mutually clamped, an upper bank protection structure 1 is formed, and the upper end is connected with a hard structure at the top of a bank slope. And a connecting structure 2 is poured in the middle of the bank slope and is connected with the lower end of the upper bank protection structure 1.

The blocks 52 are connected in series through steel strands 53 in advance to form hinge row units 51, the hinge row units 51 are lifted through the steel strands 53 on four corners through a lifting mechanism and paved on the lower geotechnical cloth layer 4, and the corresponding number of hinge row units 51 are paved according to the river water site conditions. After laying, inserting the blocks 52 of the top row into the bank slope, and fixing the steel strands 53 in the connecting structure 2 through anchors; and the adjacent hinge row units 51 are fixedly connected through the fixing members 55, and are connected through the connecting components 56 at the middle positions of the side edges of the hinge row units 51, so that the installation of the revetment structure is completed.

The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.

Claims

1. A precast concrete hinge row revetment structure, comprising: the shore protection device comprises an upper shore protection structure (1), a connecting structure (2) and a lower shore protection structure (3), wherein the top of the upper shore protection structure (1) extends to the top of a bank slope, and the bottom of the lower shore protection structure (3) extends to the bottom of the bank slope; the connecting structure (2) is connected between the upper revetment structure (1) and the lower revetment structure (3);

The lower bank protection structure (3) comprises a lower geotechnical cloth layer (4) and a hinge row layer (5); the hinge row layer (5) is arranged on the lower geotechnical cloth layer (4); the hinge row layer (5) comprises a plurality of hinge row units (51) and fixing pieces (55); the hinge row units (51) are arranged in an array, and the adjacent hinge row units (51) are connected through the fixing piece (55); the hinge row unit (51) comprises a plurality of blocks (52) and steel strands (53); the steel strands (53) penetrate through the blocks (52) and connect the blocks (52) in series, and the blocks (52) are distributed in an array;

-said block (52) is provided internally with a transversal channel (521) and a longitudinal channel (522), said transversal channel (521) and said longitudinal channel (522) being mutually disjoint and arranged vertically; -at least two of said strands (53) respectively pass through adjacent said transverse channels (521) in opposite directions, at least two of said strands (53) respectively pass through adjacent said longitudinal channels (522); the ends of the steel strands (53) are converged at four corners of the hinge row unit (51) and fixed by fixing pieces (55);

A connecting component (56) is further arranged between the adjacent hinge row units (51), and the connecting component (56) is sleeved on the steel strands (53) of the adjacent hinge row units (51) and used for adjusting the distance between the adjacent hinge row units (51);

The connecting assembly (56) comprises at least two groups of clamping pieces (561), the clamping pieces (561) comprise a first clamping block (5611) and a second clamping block (5612), clamping grooves (5613) are formed in the first clamping block (5611) and the second clamping block (5612), and the steel stranded wires (53) penetrate through the clamping grooves (5613);

At least two first adjusting rods (562) which pass through the first clamping blocks (5611) and are in threaded connection with the second clamping blocks (5612); one end of the first adjusting rod (562) is provided with a first conical gear (563);

At least two second adjusting rods (564) are arranged between the two groups of clamping pieces (561), one ends of the second adjusting rods are provided with second bevel gears (565), and the two second bevel gears (565) are respectively meshed with the two first bevel gears (563) correspondingly;

A fixed connecting seat (569) fixedly arranged on the first clamping block (5611), wherein the first adjusting rod (562) and the second adjusting rod (564) are both rotatably arranged on the fixed connecting seat (569);

the two ends of the rotary adjusting sleeve (567) are provided with threaded holes with opposite rotation directions, and the two second adjusting rods (564) are respectively in threaded connection with the threaded holes at the two ends;

And a moving member (568) provided on the rotation adjustment sleeve (567) and capable of extending into the rotation adjustment sleeve (567) and abutting against the second adjustment rod (564).

2. The precast concrete hinge row revetment structure of claim 1, wherein: the upper revetment structure (1) comprises: a slope brick layer (11), a gravel layer (12) and an upper geotechnical cloth layer (13); the broken stone layer (12) is paved between the slope brick layer (11) and the upper geotechnical cloth layer (13), and the upper geotechnical cloth layer (13) is paved on the upper part of the bank slope; the bottoms of the slope brick layer (11), the gravel layer (12) and the upper geotechnical cloth layer (13) are connected with the connecting structure (2).

3. The precast concrete hinge row revetment structure of claim 2, wherein: the slope brick layer (11) is a plurality of slope protection bricks (14), mutual joint between slope protection bricks (14), the intermediate position of slope protection brick (14) is provided with planting groove (141).

4. The precast concrete hinge row revetment structure of claim 1, wherein: a stranded wire sleeve (54) is arranged between the longitudinal channels (522) of the adjacent blocks (52), and the steel stranded wires (53) respectively penetrate through the longitudinal channels (522) and the stranded wire sleeve (54).

5. The precast concrete hinge row revetment structure of claim 1, wherein: the shore type water treatment device is characterized in that a waist-shaped groove (523) is formed in the block body (52), a fixing hole (524) is formed in the waist-shaped groove (523), the fixing hole (524) penetrates through the block body (52), and the block body (52) penetrates through the fixing hole (524) through a fixing bolt to be fixed on a shore.

6. The precast concrete hinge row revetment structure of claim 1, wherein: one side, close to the lower bank protection structure (3), of the connecting structure (2) is obliquely downwards provided with an inclined surface (21), and a row of blocks (52) at the top of the hinge row layer (5) are inserted into a bank slope and are abutted against the inclined surface (21) of the connecting structure (2); the top steel strands (53) of the blocks (52) of the top row extend into the connecting structure (2) and are fixed in the connecting structure (2) through anchor bars.

7. The precast concrete hinge row revetment structure of claim 1, wherein: the moving member (568) includes an adjustment nut (5681) and an adjustment screw (5682); the adjusting screw rod (5682) passes through the rotary adjusting sleeve (567), and the adjusting nut (5681) is sleeved on the adjusting screw rod (5682); and inserting grooves (566) are formed in the second adjusting rod (564) at intervals, and one end of the adjusting screw (5682) extending into the rotary adjusting sleeve (567) can be clamped with the inserting grooves (566).

8. The precast concrete hinge row revetment structure of claim 1, wherein: the fixing piece (55) comprises a U-shaped fixing device (57), a fixing nut (58) and a fixing block (59); the U-shaped fixer (57) passes through the fixed block (59) and is fixedly connected through the fixed nut (58), a fixed hole (524) is formed between the U-shaped fixer (57) and the fixed block (59), and the steel stranded wires (53) are arranged in the fixed hole (524).