CN212865770U

CN212865770U - Seepage-proofing bank protection structure

Info

Publication number: CN212865770U
Application number: CN202021296270.9U
Authority: CN
Inventors: 黄伟
Original assignee: Shanghai Chongming Water Conservancy Engineering Co ltd
Current assignee: Shanghai Chongming Water Conservancy Engineering Co ltd
Priority date: 2020-07-07
Filing date: 2020-07-07
Publication date: 2021-04-02
Anticipated expiration: 2030-07-07

Abstract

The application relates to an anti-seepage bank protection structure, which comprises an underwater bank protection slope below a conventional water level line, an above-water bank protection structure above the conventional water level line and a protection pile mechanism for preventing soil in the above-water bank protection structure from losing, wherein the protection pile mechanism comprises a single-row fir pile fixedly connected in a river bank soil layer, and a protection body for slowing down the flow velocity of river water is circumferentially wrapped on the single-row fir pile; one side of the single-row fir wood pile, which faces back to the underwater bank protection slope, is fixedly connected with a semi-circular wood connecting frame. The application has the effects of slowing down the scouring action of channel waves on the river bank and reducing the water and soil loss of the river bank.

Description

Seepage-proofing bank protection structure

Technical Field

The application relates to the field of hydraulic engineering construction equipment, in particular to an anti-seepage revetment structure.

Background

In one area of Jiangzhe and Zhejiang, the water system is developed, the rivers are numerous, and water transportation is a relatively conventional transportation mode. When a transported ship passes through a river channel, channel waves are generated to impact a river bank, and silt in the river bank can be brought into the river under the long-term impact action of the channel waves, so that the water and soil loss phenomenon is caused; and the silt brought into the river can be deposited at the bottom of the river, so that the river bed is lifted and does not flow into the channel for transportation. For the purpose of channel transportation, the sediment deposited on the riverbed needs to be cleaned regularly, and the manpower and transportation cost are increased virtually.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems that silt in the river bank can be brought into the river under the long-term impact action of channel waves, so that the water and soil loss phenomenon is caused, and the silt does not flow in channel transportation, the application provides an anti-seepage bank protection structure.

The above application purpose of the present application is achieved by the following technical solutions: an anti-seepage bank protection structure comprises an underwater bank protection slope below a conventional water level line, an overwater bank protection structure above the conventional water level line and a protection pile mechanism for preventing soil in the overwater bank protection structure from losing, wherein the protection pile mechanism comprises a single-row fir pile fixedly connected in a river bank soil layer, and a protection body for slowing down the water flow speed of a river channel is circumferentially coated on the single-row fir pile; one side of the single-row fir wood pile, which faces back to the underwater bank protection slope, is fixedly connected with a semi-circular wood connecting frame.

By adopting the technical scheme, the semi-circle wood linking frame increases the contact area of the protection pile mechanism and the river bank, can enhance the resistance of the protection pile mechanism to channel waves, can reduce the shaking amplitude of the single-row fir piles, reduces the amount of silt taken away by the river due to the shaking amplitude of the single-row fir piles, and plays a role in slowing down water loss; the channel wave is the protective body that first contacts, and the protective body can absorb the impact energy of channel wave, reduces the impact energy who transmits to fender pile mechanism, helps reducing the range of rocking of single row fir stake, and the protective body can prevent that silt from flowing to the river, with the silt net between protective body and single row fir stake, this application has the performance that better slows down soil erosion and water loss.

Preferably, the single-row fir wood piles are composed of a plurality of round wood piles vertically and fixedly connected to a river bank soil layer along the river flow direction, and the round wood piles are mutually abutted; the semi-circle wood connecting frame comprises a plurality of semi-circle wood fixedly connected to the single-row fir wood piles, and the semi-circle wood is fixedly connected to one side surface of the single-row fir wood piles, back to the underwater bank protection slope, along the length direction of the round wood piles; the semicircular wood is provided with a plurality of fixing pieces along the length direction of the semicircular wood; the semicircle wood is fixedly connected to the log pile through a fixing piece.

Through adopting above-mentioned technical scheme, the mounting has realized the firm connection of semicircle timber and log stake, guarantees that fender pile mechanism is to channel wave resistance ability, reduces the impact of river to the river bank, plays the effect that slows down water and runs off.

Preferably, a damping cushion block is fixedly connected between the semicircular wood and the round wood pile.

By adopting the technical scheme, the impact of river water on the river bank is further reduced, and the effect of slowing down water loss is achieved.

Preferably, the protective body comprises two pieces of non-woven fabrics, and the edges of the two pieces of non-woven fabrics are sewn through sewing threads to form the protective bag; the protective bag is filled with rubber balls.

By adopting the technical scheme, the impact force of the river is converted into the kinetic energy and the deformation potential energy of the plurality of rubber balls, and finally the kinetic energy and the deformation potential energy are released by heat energy, so that the impact of the river on a river bank soil layer is reduced, and the soil loss rate is reduced.

Preferably, the rubber ball is integrally formed with a cavity; the cavity is filled with a plurality of hollow rubber balls.

By adopting the technical scheme, the impact force of the river is converted into the kinetic energy and the deformation potential energy of the hollow rubber balls, and finally the kinetic energy and the deformation potential energy are released by heat energy, so that the impact of the river on the river bank soil layer is further reduced, and the soil loss rate is reduced.

Preferably, the shock absorption cushion block is of a structure with thick middle and thick two sides; an air cavity is formed inside the shock pad block, and the air cavity enables the surface of the shock pad block to be upwards formed with an extrusion convex surface; a plurality of buffer grooves communicated with the air cavity are formed in the shock absorption cushion block; the buffer groove is in a circular truncated cone shape, and the diameter of the bottom surface of the buffer groove facing the air cavity is smaller than the diameter of the bottom surface of the buffer groove back to the air cavity; a plurality of hollow elastic balls are filled in the buffer groove; the surface of the hollow elastic ball is contacted with the buffer groove; the inner wall of the buffer groove facing the air cavity is provided with an air guide groove communicated with the air cavity.

Through adopting above-mentioned technical scheme, receive the impact of channel wave when cushion, log stake transmission impact force in the extrusion convex surface for the volume of air cavity reduces, and gas flow direction dashpot drive cavity elastic ball takes place the motion, has realized promptly turning into cushion's the impact energy of channel wave potential energy, and the kinetic energy and the potential energy of cavity elastic ball are finally released in the environment with the heat energy form, thereby has played the guard action to the river bank, reduce soil erosion and water loss.

Preferably, the water shore protection structure comprises a tamping layer formed on a river bank soil layer, a protection body paved on the tamping layer and used for slowing down the water flow speed of a river channel and an ecological brick layer paved on the protection body, and the protection body has the same structure as the protection body.

By adopting the technical scheme, the water level of the river channel rises to the overwater bank protection structure or the condition that the precipitation is more is responded, the impact of water flow on a tamped soil layer can be reduced by the protective body, and the water loss is slowed down.

Preferably, the ecological brick layer is formed by paving a plurality of ecological bricks; a plurality of fixing strips which are mutually spaced are integrally formed on the tamping layer; the bottom of the ecological brick is provided with a groove which is embedded with the fixing strip; fixing grooves are formed in a pair of side surfaces of the ecological brick; the other pair of side faces of the ecological brick is integrally formed with a connecting block embedded in the fixing groove; the rubber pad is lined in the fixed groove; the ecological brick is integrally formed with a cultivation groove; a water guide hole is formed at the bottom of the cultivation tank; the cultivating tank is provided with a soil conservation member for preventing the cultivating soil in the cultivating tank from losing; the soil conservation piece comprises a circular column embedded in the cultivation groove, a baffle fixedly connected to the circular column and a plurality of through grooves arranged on the surface of the baffle and used for vegetation growth.

By adopting the technical scheme, the ecological brick layer is conveniently paved to form the ecological brick layer, and the construction cost is reduced; the rubber pad can reduce the influence of impact caused by rising rivers on the installation position among the ecological bricks, slow down the internal stress among the ecological bricks and prolong the service life of the revetment structure; the condition that the water level of the river channel does not rise to the water bank protection structure and much rainfall is solved, and the excessive rainwater can be poured out of the cultivation tank to avoid preparation drowning in the cultivation tank; the soil conservation piece prevents the cultivation soil in the cultivation tank from losing, and the vegetation is easier to cultivate.

To sum up, the application comprises the following beneficial technical effects:

1. through single row china fir stake, semicircle wood of bank protection structure, fender pile mechanism on the water and be linked frame and protection body, this application has the better performance that slows down soil erosion and water loss.

2. Through the cushion, this application has better resistance to channel wave, has better guard action to the river bank, reduces river bank soil erosion and water loss.

3. Through the non-woven fabrics, the rubber balls and the hollow rubber balls, the impact of the river on the riparian soil layer is reduced, and the soil loss rate is reduced.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a schematic structural diagram of a fender pile mechanism in the embodiment of the present application, which mainly shows a connection structure of a single row fir wood pile, a semi-circular wood connecting frame, a cushion block and a fender body.

FIG. 3 is a schematic view of the structure of the shield of the present application.

Figure 4 is a schematic view of the construction of the cushion block of the present application.

Fig. 5 is a partial structural view at a in fig. 1.

In the figure, 1, protecting a bank slope underwater; 10. a conventional water line; 11. a protective brick; 2. a water bank protection structure; 21. tamping the layer; 211. a fixing strip; 22. a protective body; 3. a fender pile mechanism; 31. single row fir wood piles; 311. a log pile; 32. a semi-circular wood connecting frame; 321. semi-circular wood; 322. a fixing member; 33. a protective body; 331. non-woven fabrics; 332. a protective bag; 333. a rubber ball; 334. a cavity; 335. a hollow rubber ball; 4. an ecological brick layer; 40. ecological bricks; 401. a groove; 41. fixing grooves; 411. a rubber pad; 42. connecting blocks; 43. a cultivation tank; 44. a water guide hole; 5. a soil conservation member; 51. a circular column; 52. a baffle plate; 53. a through groove; 6. damping cushion blocks; 61. an air cavity; 62. extruding the convex surface; 63. a buffer tank; 64. a hollow elastic ball; 65. and a gas guide groove.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

Referring to fig. 1, the anti-seepage bank protection structure disclosed by the present application comprises an underwater bank protection slope 1 below a conventional water level line 10, an above-water bank protection structure 2 above the conventional water level line 10, and a fender pile mechanism 3 for preventing soil in the above-water bank protection structure 2 from being lost, wherein the slope of the underwater bank protection slope 1 is 1: 1.8; the slope of the above-water revetment structure 2 is 1: 2.2.

Referring to fig. 2, as shown in fig. 1, a fender pile mechanism 3 includes a single row fir stump 31 fixedly connected in a riparian soil layer, the riparian soil layer is dug by an excavator and has a gradient of 1:2.2, and a conventional water level line 10 is located at the upper part of the single row fir stump 31; when entering the flood season, the water level can rise to the overwater bank protection structure 2. The single-row fir wood piles 31 comprise a plurality of round wood piles 311 which are vertically and fixedly connected in the river bank soil layer along the river direction, the round wood piles 311 are mutually abutted and fixedly connected into a row through a semi-circular wood connecting frame 32, and the single-row fir wood piles 31 are formed. In order to prevent the water level of the river from rising and corroding the log pile 311, the outer wall of the log pile 311 is coated with a corrosion-resistant coating to form a corrosion-resistant layer.

Referring to fig. 2, in the structure of fig. 1, the half-round wood connecting frame 32 includes two half-rounds 321 fixedly connected to the single-row fir stumps 31, and the central axis of the half-rounds 321 is perpendicular to the central axis of the log stumps 311; the semicircular wood 321 is fixedly connected to one side surface of the single-row fir wood pile 31 back to the underwater bank protection slope 1 along the length direction of the round wood pile 311; the semicircular wood 321 is nailed with a fixing piece 322 along the length direction of the semicircular wood, preferably a round nail with the diameter of 3.4mm and the length of 120 mm; the half-round wood 321 is fixedly connected to the round wood pile 311 by a fixing member 322, thereby forming the fender pile mechanism 3.

Referring to fig. 3, as shown in fig. 2, in order to reduce the impact of river water on the riparian soil layer, a protection body 33 for slowing down the flow rate of river water is circumferentially wrapped on a single-row fir pile 31, the protection body 33 comprises two non-woven fabrics 331, and the edges of the two non-woven fabrics 331 are sewn by sewing threads to form a protection bag 332; the protective bag 332 is filled with a plurality of rubber balls 333; the rubber ball 333 is integrally formed with a cavity 334; the cavity 334 is filled with a plurality of hollow rubber balls 335.

Referring to fig. 4, as shown in fig. 2, in order to further reduce the impact of river water on the river bank, a cushion block 6 is fixedly connected between the woodcut 321 and the log pile 311 through glue, two cushion blocks 6 are lined between the woodcut 321 and the log pile 311, and the two cushion blocks 6 are located on two sides of the fixing member 322. The damping cushion block 6 is of a structure with thick middle and thick two sides; an air cavity 61 is formed inside the cushion block 6, and the air cavity 61 enables the surface of the cushion block 6 to be upwards formed with an extrusion convex surface 62; four buffer grooves 63 communicated with the air cavity 61 are formed in the shock absorption cushion block 6, the four buffer grooves 63 are uniformly arranged around the center of the air cavity 61, the buffer grooves 63 are in a circular truncated cone shape, and the diameter of the bottom surfaces, facing the air cavity 61, of the buffer grooves 63 is smaller than the diameter of the bottom surfaces, back to the air cavity 61, of the buffer grooves 63; a plurality of hollow elastic balls 64, preferably hollow cis-polybutadiene rubber balls, are filled in the buffer groove 63; the diameter of the hollow elastic ball 64 and the linear distance from the center of the air chamber 61 are in a linear descending relationship, the diameter of the hollow elastic ball 64 closest to the center of the air chamber 61 is 1.2 times the diameter of the bottom surface of the buffer groove 63 facing the air chamber 61, the hollow elastic ball 64 is prevented from moving to the air chamber 61, and the moving direction of the hollow elastic ball 64 is limited: moving away from the air cavity 61. The surface of the hollow elastic ball 64 is in contact with the buffer groove 63; an air guide groove 65 communicated with the air chamber 61 is opened on the inner wall of the buffer groove 63 facing the air chamber 61, so that the air pressed into the buffer groove 63 can flow back to the air chamber 61.

When the cushion block 6 is impacted by channel waves, the round timber pile 311 transmits impact force to the extrusion convex surface 62, the extrusion convex surface 62 moves back to the direction of the impact force to enable the volume of the air cavity 61 to be reduced, the air flows to the buffer groove 63 due to extrusion, so that the hollow elastic ball 64 is driven to move in the buffer groove 63, namely, the impact energy of the channel waves is converted into potential energy of the cushion block 6, the kinetic energy and the potential energy of the hollow elastic ball 64 are finally released into the environment in a heat energy mode, thereby playing a role in protecting the river bank and reducing water and soil loss.

Referring to fig. 5, the water bank protection structure 2 includes a rammed layer 21, the rammed layer 21 being formed by ramming a surface layer of a bank soil layer; a protective body 22 for slowing down the flow speed of river water is laid on the tamping layer 21, and the structure of the protective body 22 is the same as that of the protective body 33; an ecological brick layer 4 for adjusting bank slope protection and river channel ecology is laid on the protection body 22.

Referring to fig. 5, the ecological brick layer 4 is formed by laying a plurality of ecological bricks 40; when the riparian soil layer is tamped, soil is accumulated on the upper surface of the tamping layer 21 to form a plurality of fixing strips 211 which are spaced from each other; the bottom of the ecological brick 40 is provided with a groove 401 embedded with the fixing strip 211, so that the ecological brick 40 can be laid conveniently. Fixing grooves 41 are formed in a pair of side faces of the ecological brick 40; the other pair of side faces of the ecological brick 40 are integrally formed with connecting blocks 42 which are embedded in the fixing grooves 41, so that the ecological brick layer 4 is laid and formed. In order to reduce the impact effect caused by the rising river and the influence on the connection stability between the ecological bricks 40, the rubber pad 411 is padded in the fixing groove 41.

Referring to fig. 5, ecological brick 40 integrated into one piece has columniform artificial containers 43, and the water guide hole 44 that is used for with unnecessary rainwater exhaust is offered to artificial containers 43 bottom, fills earth in artificial containers 43, plants the preparation in the earth to adjust bank slope protection and river course ecology. The soil conservation member 5 is embedded in the cultivating groove 43, and the soil conservation member 5 comprises a circular column 51 embedded in the cultivating groove 43, a baffle plate 52 fixedly connected to the circular column 51 and a plurality of through grooves 53 arranged on the surface of the baffle plate 52 and used for vegetation growth. Vegetation for adjusting the ecological environment is planted in the ecological brick layer, so that bank slope protection can be carried out and the ecology of a river bank is protected.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. An impermeable revetment structure comprising an underwater revetment slope (1) below a conventional water line (10), characterized in that: the water-borne bank protection structure comprises a water-borne bank protection structure (2) positioned above a conventional water level line (10) and a protection pile mechanism (3) used for preventing soil in the water-borne bank protection structure (2) from losing, wherein the protection pile mechanism (3) comprises single-row fir piles (31) fixedly connected to a river bank soil layer, and protection bodies (33) used for slowing down the flow speed of river water are circumferentially wrapped on the single-row fir piles (31); one side of the single-row fir wood pile (31) back to the underwater bank protection slope (1) is fixedly connected with a semi-circular wood connecting frame (32).

2. An impermeable revetment structure according to claim 1, wherein: the single-row fir wood piles (31) are composed of a plurality of round wood piles (311) vertically and fixedly connected to a river bank soil layer along the river flow direction, and the round wood piles (311) are mutually abutted; the half-round wood connecting frame (32) comprises a plurality of half-round woods (321) fixedly connected to the single-row fir wood piles (31), and the half-round woods (321) are fixedly connected to one side surface, back to the underwater bank protection slope (1), of the single-row fir wood piles (31) along the length direction of the round wood piles (311); the semicircular wood (321) is provided with a plurality of fixing pieces (322) along the length direction of the semicircular wood; the semi-circular wood (321) is fixedly connected to the round wood pile (311) through a fixing piece (322).

3. An impermeable revetment structure according to claim 2, wherein: and a damping cushion block (6) is fixedly connected between the semi-circular wood (321) and the round wood pile (311).

4. An impermeable revetment structure according to claim 1, wherein: the protective body (33) comprises two pieces of non-woven fabrics (331), and protective bags (332) are formed at the edges of the two pieces of non-woven fabrics (331) through sewing threads; the protective bag (332) is filled with a rubber ball (333).

5. An impermeable revetment structure according to claim 4, wherein: the rubber ball (333) is integrally formed with a cavity (334); the cavity (334) is filled with a plurality of hollow rubber balls (335).

6. An impermeable revetment structure according to claim 3, wherein: the shock absorption cushion block (6) is of a structure with thick middle and thick two sides; an air cavity (61) is formed inside the shock absorption cushion block (6), and the air cavity (61) enables the surface of the shock absorption cushion block (6) to be upwards formed with an extrusion convex surface (62); a plurality of buffer grooves (63) communicated with the air cavity (61) are formed in the shock absorption cushion block (6); the buffer groove (63) is in a circular truncated cone shape, and the diameter of the bottom surface, facing the air cavity (61), of the buffer groove (63) is smaller than the diameter of the bottom surface, back to the air cavity (61), of the buffer groove (63); a plurality of hollow elastic balls (64) are filled in the buffer groove (63); the surface of the hollow elastic ball (64) is in contact with the buffer groove (63); an air guide groove (65) communicated with the air cavity (61) is formed in the inner wall of the buffer groove (63) facing the air cavity (61).

7. An impermeable revetment structure according to claim 5, wherein: the aquatic revetment structure (2) comprises a tamping layer (21) formed on a river bank soil layer, a protective body (22) paved on the tamping layer (21) and used for slowing down the flow speed of river water and an ecological brick layer (4) paved on the protective body (22), wherein the structure of the protective body (22) is the same as that of the protective body (33).

8. An impermeable revetment structure according to claim 7, wherein: the ecological brick layer (4) is formed by paving a plurality of ecological bricks (40); a plurality of fixing strips (211) which are mutually spaced are integrally formed on the tamping layer (21); the bottom of the ecological brick (40) is provided with a groove (401) which is embedded with the fixing strip (211); a pair of side surfaces of the ecological brick (40) are provided with fixing grooves (41); the other pair of side surfaces of the ecological brick (40) is integrally formed with a connecting block (42) which is embedded in the fixing groove (41); the inner pad of the fixed groove (41) is lined with a rubber pad (411); the ecological brick (40) is integrally formed with a cultivation groove (43); the bottom of the cultivation tank (43) is provided with a water guide hole (44); the cultivating tank (43) is provided with a soil conservation member (5) for preventing the cultivation soil in the cultivating tank (43) from losing; the soil conservation member (5) comprises a circular column (51) embedded in the cultivation groove (43), a baffle plate (52) fixedly connected to the circular column (51) and a plurality of through grooves (53) arranged on the surface of the baffle plate (52) and used for vegetation growth.