CN215405859U

CN215405859U - Modularized gravity type ecological revetment structure

Info

Publication number: CN215405859U
Application number: CN202120524666.2U
Authority: CN
Inventors: 金彬彬; 金罗斌; 徐朝辉
Original assignee: Zhejiang Shuzhijiaoyuan Technology Co Ltd
Current assignee: Zhejiang Shuzhijiaoyuan Technology Co Ltd
Priority date: 2021-03-12
Filing date: 2021-03-12
Publication date: 2022-01-04
Anticipated expiration: 2031-03-12

Abstract

The utility model discloses a modularized gravity type ecological bank protection structure which comprises a bottom plate, cylinders and ribbed T-shaped inserting plates, wherein a plurality of cylinders and a plurality of inserting plates are prefabricated on the upper end of the bottom plate in sections; two adjacent cylinders are connected through the plugboard, ecological holes are respectively formed in the lower parts of the water facing sides of the cylinders and the plugboard, a piece stone is filled in the cylinder at the position corresponding to the ecological hole, and a fish nest and a throwing stone are arranged on the soil facing side of the plugboard; the upper part of the rubble in the cylinder is provided with a reverse filter layer, and the upper part of the reverse filter layer is filled with planting soil to the top of the cylinder. The utility model has the advantages that through mechanized and assembly type construction, the construction procedures and labor are reduced, the construction period is shortened, and the construction efficiency is improved; ecological holes are formed in the upstream surfaces of the cylinder and the insertion plates, the cylinder is filled with riprap, and the fish nest is arranged behind the insertion plates, so that living space is provided for small aquatic organisms, soil is filled in the top of the cylinder for planting and greening, the requirement of greening land in bank protection construction is met, and the requirements of ecology and greening landscape in channel engineering are met.

Description

Modularized gravity type ecological revetment structure

Technical Field

The utility model relates to the technical field of channel engineering, in particular to a modular gravity type ecological revetment structure suitable for a restricted channel.

Background

In order to meet the development of inland river shipping, improve the passing capacity of a channel and improve the navigation condition of the channel, channel engineering is always an important component in national economic infrastructure construction. In recent years, with the development of science and technology and the attention of people on ecological environment, in the treatment engineering of inland waterway, the construction of quality engineering is carried out, and the construction of ecologically harmonious beautiful waterway becomes a development trend.

The bank protection project is used as the important content of the channel project, and the bank protection investment generally accounts for about 30 percent of the engineering construction security charge in the reconstruction and the upgrade of inland channels. Because the difference between the natural environment of the restricted channel and the natural river channel and the external action is large, if the construction land of the restricted channel is generally tense, the traveling waves in the channel wash the two banks strongly. Therefore, the gravity type revetment with a cast-in-place structure with poor ecological and landscape properties is mostly adopted for the revetment of the restricted channel. Meanwhile, the industrial prefabrication degree of the revetment is low, construction is mainly manual, construction progress is slow, and construction quality is difficult to control. In addition, in the current commonly used ecological revetment structure, vegetation slope type ecological revetment and natural revetment mainly made of natural materials occupy more land resources and have relatively poor durability although the ecological property and the landscape property are better.

In the chinese patent literature, the utility model discloses a name "draw husky formula soil and water conservation ecological bank protection" that the grant bulletin was CN 212533951U in 2021 year 2 month 12 days grant bulletin, this application discloses a draw husky formula soil and water conservation ecological bank protection relates to ecological bank protection technical field, including the base member, the front of base member is installed and is consolidated the brick, and the center of base member has seted up the wash port, the inboard of wash port is connected with the connecting band, and installs the filter screen in the left side of connecting band, the right side of connecting band is connected with the connector link, the guardrail is installed at the top of base member, and installs the pivot in one side of guardrail, rotatable baffle is installed to one side of pivot, and the right side of rotatable baffle installs the hasp, the baffle is installed in the front of base member. The disadvantages are that: although the reinforced brick can realize increased structural strength, the ecological property is poor, and the reinforced brick cannot be used for completing ecological planting; in addition, the device integrity is poor, and each part combination process is more, and manufacturing cost is higher.

Based on the defects of the prior art, the novel gravity type ecological revetment is designed by optimizing the revetment structure, is suitable for being popularized on inland river restricted channels, can realize factory prefabrication, construction mechanization and assembly, and is good in ecological and landscape effects, good in durability and reasonable in manufacturing cost, and the aims of reducing construction cost, shortening construction period, ensuring engineering quality, reducing influence on ecological environment and the like are achieved in revetment construction.

Disclosure of Invention

The utility model provides a modularized gravity type ecological revetment structure aiming at the construction current situation of inland river restricted navigation channels and the defects of common revetment by optimizing the revetment structure, which can break through the obstruction of the traditional cast-in-situ gravity type revetment to water and land ecological rings, provide habitat environment for organisms such as fishes and shrimps and improve the assembly degree of factory manufacture and construction of revetment accessories.

In order to achieve the above object, the present invention adopts the following technical solutions.

A modularized gravity type ecological revetment structure comprises a bottom plate, cylinders and ribbed T-shaped inserting plates, wherein a plurality of cylinders and a plurality of inserting plates are prefabricated at the upper end of the bottom plate in sections; two adjacent cylinders are connected through the plugboard, ecological holes are respectively formed in the lower parts of the water facing sides of the cylinders and the plugboard, a piece stone is filled in the cylinder at the position corresponding to the ecological hole, and a fish nest and a throwing stone are arranged on the soil facing side of the plugboard; the upper part of the rubble in the cylinder is provided with a reverse filter layer, and the upper part of the reverse filter layer is filled with planting soil to the top of the cylinder. The planting soil can be used for planting various plants, the bottom plate, the cylinder and the inserting plate are all made of reinforced concrete, and the inserting plate and the cylinder form a wave dissipation structure on the water-facing vertical surface. The prefabricated segmented reinforced concrete cylinder and the ribbed T-shaped inserting plate are used for manufacturing components in an industrialized and standardized manner, so that the quality guarantee rate of the components is improved, and through mechanized and assembled construction, the construction procedures and labor are reduced, the construction period is shortened, and the construction efficiency is improved; ecological holes are formed in the upstream surfaces of the cylinder and the insertion plates, the throwing stones are filled in the cylinder, and fish nests are arranged behind the insertion plates, so that living space is provided for small aquatic organisms, soil is filled in the top of the cylinder for planting and greening, the requirement of greening land in bank protection construction is met, and the ecological and greening landscape requirements in channel engineering are met; the combined structure of the cylinder and the ribbed T-shaped inserting plate forms a wave-dissipating structure on a water-facing vertical surface, so that the reflection of ship traveling waves in a channel can be effectively reduced, the safety and the efficiency of a ship navigating in the channel can be improved, and the damage of the ship traveling waves to a bank slope can be reduced; the method can be applied to the construction of channel engineering revetments.

Preferably, the two sides of the cylinder are respectively provided with a clamping groove matched with the inserting plate. The positioning and installation of the insertion plate on the side surface of the cylinder are realized through the matching of the clamping groove and the insertion plate.

Preferably, the sole of the sole plate is provided with a front toe, the top of which is flush with the sole plate surface. The front toe is arranged towards the lower end of the water-facing side in a protruding mode, the function of strengthening positioning is achieved, and the reliability of the revetment structure is improved.

Preferably, the cross-sectional shape of the rib portion of the insert plate is trapezoidal, the rib portion is located on the water-facing side of the insert plate, and the rib portion is reduced in size from the insert plate to the outside. The rib parts play a role in strengthening the side faces of the plugboard, and the trapezoidal arrangement of the rib parts plays a role in water diversion, so that the effect of preventing the tidal bore is realized.

Preferably, the lower end of the rib part of the inserting plate is provided with a reserved steel bar, and the bottom plate is provided with a reserved hole matched with the reserved steel bar. Through the cooperation of reserved steel bar and reserved hole, later fill through the concrete, improve the wholeness of picture peg and bottom plate, improve joint strength between the two.

Preferably, the reverse filtering layer comprises a geotextile layer and a gravel cushion layer which are arranged from top to bottom. Ecological protection is realized through the soil on the inverted filter layer revetment.

Preferably, the fish nest arranged on the soil facing side of the inserting plate and the upper side of the riprap are respectively provided with a reverse filtering layer. The thickness of the broken stone cushion layer in the inverted filter layer in the cylinder is 20 cm, the thickness of the broken stone cushion layer in the inverted filter layer on the soil facing side of the inserting plate is 30 cm, and planting soil is filled to the top of the revetment on the upper portion of the inverted filter layer on the soil facing side of the inserting plate.

Preferably, the soil facing surface of the cylinder is provided with a drainage channel. The drainage in the drum can be completed by the arrangement of the drainage channel, water is prevented from accumulating in the drum, and the structural stability of the drum is improved.

The utility model has the advantages that: the prefabricated building block can realize factory prefabrication, construction mechanization and assembly, and has good ecological and landscape effects, good durability and reasonable manufacturing cost; the aims of reducing construction cost, shortening construction period, ensuring engineering quality, reducing the influence on ecological environment and the like are fulfilled.

Drawings

Figure 1 is a cross-sectional view of the revetment structure of the present invention at a drum.

Figure 2 is a cross-sectional view of the revetment structure of the present invention at an insert.

Figure 3 is a plan view of the revetment structure of the present invention.

Figure 4 is an elevational view of the revetment structure of the present invention.

In the figure: a clamping groove 101 of a cylinder 1 is used for plowing soil 2, a first inverted filter layer 3 is used for making stones 4, a drainage channel 5 is used for reserving a reinforcing steel bar 8, a front toe 9 is used for draining stones 11, a second inverted filter layer 12 is used for making plants 13, an inserting plate 14, a rib part 15, a fish nest 16, a water facing side 21 and a soil facing side 22.

Detailed Description

The utility model is further described below with reference to the figures and the specific embodiments.

As shown in fig. 1 to 4, a modularized gravity type ecological revetment structure comprises a bottom plate 10, a cylinder 1 and a ribbed T-shaped inserting plate 14, wherein a front toe 9 is arranged at the bottom of the bottom plate 10, the top of the front toe 9 is flush with the surface of the bottom plate 10, the front toe 9 protrudes downwards from one end of the bottom plate 10 facing a water facing side 21, the longitudinal length of the front toe 9 is 1100cm, and the width of the lower end edge is 50cm, so that the function of reinforcing and positioning is achieved, and the reliability of the revetment structure is improved. A plurality of cylinders 1 and a plurality of inserting plates 14 are prefabricated on the upper end of the bottom plate 10 in sections; the cylinders 1 and the insert plates 14 are alternately arranged. The cylinder 1 and the inserting plate 14 form a bank protection which separates water and soil, one side of the bank protection facing the water is a water facing side 21, and the other side is a soil facing side 22. Two adjacent cylinders 1 are connected through an inserting plate 14, the cylinders 1 and the inserting plate 14 are divided into an upper part, a middle part and a lower part in the height direction in three equal parts from top to bottom, the corresponding positions clamped between the upper part and the middle part are designed highest navigation water levels, and the corresponding positions clamped between the middle part and the lower part are designed lowest navigation water levels. Ecological holes 5 are respectively arranged at the lower parts of the water facing side 21 of the cylinder 1 and the inserting plate 14, the positions corresponding to the ecological holes 5 in the cylinder 1 are filled with stones 4, and the soil facing surface of the cylinder 1 is provided with a drainage channel 7. The drainage channels 7 are located in the area of the cylinder 1 where the stones 4 are located. The soil facing side 22 of the inserting plate 14 is provided with a fish nest 16 and a flint 11; the upper part of the sheet stone 4 in the cylinder 1 is provided with a reverse filter layer, and the reverse filter layer comprises a geotechnical cloth layer and a broken stone cushion layer which are arranged from top to bottom. The fish nest 16 arranged on the soil facing side 22 of the inserting plate 14 and the upper side of the flint 11 are also respectively provided with a reverse filter layer. The inverted filter layer in the cylinder 1 is a first inverted filter layer 3, the thickness of a gravel cushion layer in the first inverted filter layer 3 is 20 cm, and the upper part of the first inverted filter layer 3 is filled with cultivation soil 2 to the top of the cylinder 1. The plowing and planting soil 2 can be used for planting various plants 13, the bottom plate 10, the cylinder 1 and the inserting plate 14 are all made of reinforced concrete, and the inserting plate 14 and the cylinder 1 form a wave dissipation structure on a water-facing vertical surface. The two sides of the cylinder 1 are respectively provided with a clamping groove 101 matched with the inserting plate 14. The positioning and installation of the inserting plate 14 on the side surface of the cylinder 1 are realized through the matching of the clamping groove 101 and the inserting plate 14. The inverted filter layer of the soil facing side 22 of the inserting plate 14 is a second inverted filter layer 12, and the thickness of a gravel cushion layer in the second inverted filter layer 12 is 30 cm. Soil is backfilled above the second inverted filter layer 12 to the top of the revetment. The section shape of the rib part 15 of the insertion plate 14 is an isosceles trapezoid, the rib part 15 is positioned on the water facing side of the insertion plate 14, and the dimension of the rib part 15 decreases from the insertion plate 14 to the outside. The inserting plate 14 is 3.2 meters high and 3 meters wide, the plate is 20 centimeters thick, a reserved steel bar 8 is arranged at the lower end of a rib part 15 of the inserting plate 14, the length of the reserved steel bar 8 from the concrete surface at the lower end of the inserting plate 14 is 5 centimeters, and a reserved hole is formed in the bottom plate 10 in a matched mode with the reserved steel bar 8. The size of the preformed hole is 30 centimeters by 40 centimeters, and the preformed steel bars 8 enter the preformed hole and are fixedly connected through concrete pouring. The bottom of the cylinder 1 is provided with a chassis, the chassis is also provided with reserved steel bars 8, the reserved steel bars 8 are provided with nine rectangular arrays, and the structural reliability of the cylinder 1 can be further enhanced through the cooperation of the reserved steel bars 8 and the bottom plate 10 on the chassis.

The prefabricated segmented reinforced concrete cylinder 1 and the ribbed T-shaped inserting plate 14 are used for manufacturing components in an industrialized and standardized manner, so that the quality guarantee rate of the components is improved, and through mechanized and assembled construction, the construction procedures and labor are reduced, the construction period is shortened, and the construction efficiency is improved; ecological holes 5 are formed in the upstream faces of the cylinder 1 and the insertion plate 14, riprap 11 is filled in the cylinder, and a fish nest 16 is arranged behind the insertion plate 14, so that living space is provided for small aquatic organisms, soil is filled in the top of the cylinder 1 for planting and greening, the requirement of greening land in bank protection construction is met, and the ecological and greening landscape requirements in channel engineering are met; the combined structure of the cylinder 1 and the ribbed T-shaped inserting plate 14 forms a wave-dissipating structure on a water-facing vertical surface, so that the reflection of ship traveling waves in a channel can be effectively reduced, the safety and the efficiency of a ship navigating in the channel can be improved, and the damage of the ship traveling waves to a bank slope can be reduced; the method can be applied to the construction of channel engineering revetments.

Although the preferred embodiments of the present invention have been described above with reference to the accompanying drawings, the present invention is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and those skilled in the art can make many modifications without departing from the spirit and scope of the present invention as defined in the appended claims.

Claims

1. A modularized gravity type ecological bank protection structure is characterized by comprising a bottom plate, cylinders and ribbed T-shaped inserting plates, wherein a plurality of cylinders and a plurality of inserting plates are prefabricated on the upper end of the bottom plate in sections; two adjacent cylinders are connected through an inserting plate, ecological holes are formed in the cylinders and the inserting plate below a low water level on the water facing side, a piece stone is filled in the position, corresponding to the ecological holes, in the cylinders, and a fish nest and a throwing stone are arranged on the soil facing side of the inserting plate; the upper part of the rubble in the cylinder is provided with a reverse filter layer, and the upper part of the reverse filter layer is filled with planting soil to the top of the cylinder.

2. The ecological revetment structure of claim 1, wherein said cylinder has a slot on each side for receiving an insert plate.

3. The ecological revetment structure of claim 1, wherein said bottom of said base has a toe, and the top of said toe is flush with the surface of said base.

4. The ecological revetment structure of claim 1, wherein said ribs of said tray have a trapezoidal cross-sectional shape, said ribs being located on the water-facing side of said tray, said ribs decreasing in size from said tray to the exterior.

5. The ecological shore protection structure of modular gravity type according to claim 1 or 4, wherein the lower ends of the rib parts of the insertion plates are provided with reserved steel bars, and the bottom plate is provided with reserved holes matched with the reserved steel bars.

6. The modular gravity ecological revetment structure according to claim 1, wherein said inverted filter comprises a geotextile layer and a gravel cushion layer from top to bottom.

7. The ecological bank protection structure of modular gravity type as claimed in claim 1 or 6, wherein the fish nest and the upper side of the riprap arranged on the soil facing side of the inserting plate are respectively provided with a reverse filtering layer.

8. The modular gravity ecological revetment structure according to claim 1, wherein said cylinder has drainage channels on the soil facing side.