CN214832352U - Hydraulic engineering is with high-efficient durable flood bank - Google Patents

Hydraulic engineering is with high-efficient durable flood bank Download PDF

Info

Publication number
CN214832352U
CN214832352U CN202121526379.1U CN202121526379U CN214832352U CN 214832352 U CN214832352 U CN 214832352U CN 202121526379 U CN202121526379 U CN 202121526379U CN 214832352 U CN214832352 U CN 214832352U
Authority
CN
China
Prior art keywords
layer
flood bank
cross
bank
foundation
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202121526379.1U
Other languages
Chinese (zh)
Inventor
于安泽
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN202121526379.1U priority Critical patent/CN214832352U/en
Application granted granted Critical
Publication of CN214832352U publication Critical patent/CN214832352U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/70Wind energy
    • Y02E10/72Wind turbines with rotation axis in wind direction
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/70Wind energy
    • Y02E10/728Onshore wind turbines
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E70/00Other energy conversion or management systems reducing GHG emissions
    • Y02E70/30Systems combining energy storage with energy generation of non-fossil origin

Landscapes

  • Revetment (AREA)

Abstract

The utility model discloses a high-efficient durable flood bank for hydraulic engineering, including setting up a plurality of foundations at the ground top, be equipped with the waterproof layer between the contact surface of basis and ground, the top of ground is equipped with the rubble bed course, and the top of rubble bed course is provided with the structure supporting layer, and the cross section of structure supporting layer is trapezoidal, is provided with the cross shear force wall that extends in whole flood bank in the middle of the inside of structure supporting layer, and the bottom of cross shear force wall is fixed connection with the top of the foundation that is located in the middle of the ground, the utility model discloses an inside setting up cross shear force wall at the flood bank, having improved the structural stability of whole flood bank, setting up direction scour prevention post in flood bank protection department, reduce the impact of rivers to flood bank surface, set up locating component in cross shear force wall inside, monitoring dykes deformation condition, realized the reinforcing of flood bank structural strength, the protection slope impact effect improves, and the problem section flood control dyke is easy to find, the purpose of in time reinforcing the dyke.

Description

Hydraulic engineering is with high-efficient durable flood bank
Technical Field
The utility model relates to a hydraulic equipment technical field especially relates to a hydraulic engineering is with high-efficient durable flood bank.
Background
The flood control dikes refer to water retaining structures constructed at the edges of river channels in order to prevent rivers from flooding, river water is safely transferred to the downstream along the river channels, and some flood control dikes can extend for tens of kilometers along rivers, lakes or oceans.
The prior flood control embankment mostly adopts a pulp block stone embankment or a reinforced concrete embankment, the revetment usually adopts a masonry structure with strong impact resistance, however, the existing slurry block embankment or reinforced concrete embankment has insufficient structural strength when encountering severe natural disasters such as earthquake or extra flood, and is easy to have the conditions of displacement, leakage and even embankment, once the flood bank has problems, a great deal of time, manpower and material resources are needed to search the specific position where the problems are detected and then carry out the bank fixing operation, meanwhile, most of the existing masonry structure revetments are provided with the block and the gap which are directly collided with water flow, so that water waves are crushed to reduce the impact of the water waves on the flood bank, the service life is long, the block is easy to fall off, the gap is easy to nourish aquatic organisms to influence the structural strength, the impact prevention effect is low, the present application therefore proposes an efficient and durable dyke for hydraulic engineering to solve the above mentioned problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving current thick liquid building block embankment or reinforced concrete embankment when meetting the abominable natural disasters such as earthquake or super flood, the not enough easy condition that appears aversion, seepage, levee breaking even of structural strength, and the problem area is difficult for seeking to and masonry structure bank protection uses for a long time, the structure fragile, the problem of protecting against shock effect step-down, and the hydraulic engineering who provides uses high-efficient durable flood bank.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a high-efficiency durable flood bank for hydraulic engineering comprises a plurality of foundations arranged at the top of a foundation, a waterproof layer is arranged between contact surfaces of the foundations and the foundation, a gravel cushion layer is arranged at the top of the foundation, a structure supporting layer is arranged at the top of the gravel cushion layer, the cross section of the structure supporting layer is trapezoidal, a cross-shaped shear wall extending in the whole flood bank is arranged in the middle of the inside of the structure supporting layer, the bottom of the cross-shaped shear wall is fixedly connected with the top of the foundation in the middle of the foundation, the top and the side surfaces of the structure supporting layer are provided with a same impermeable layer, the top and the side surfaces of the impermeable layer are provided with a same fixing layer, one side of the fixing layer close to a river channel is provided with a plurality of anti-scouring components, a plurality of positioning components are equidistantly arranged in the inside of the cross-shaped shear wall along the whole flood bank, the top of the fixing layer is provided with a pavement layer, one side of the top of the pavement layer close to the river channel is provided with a plurality of functional boxes matched with the positioning components, the bottom inner wall of function box is equipped with rechargeable battery, and the top of function box is equipped with aerogenerator, and aerogenerator and locating component all with the rechargeable battery electric connection who corresponds.
Preferably, the material of the structure supporting layer is building backfill soil.
Preferably, the cross-shaped shear wall is of a reinforced concrete structure.
Preferably, the impermeable layer is made of a waterproof roll.
Preferably, the fixing layer is made of waterproof concrete.
Preferably, the scour prevention part includes the base, and one side fixed connection of base is on one side of the fixed bed that is close to the river course, and one side that the fixed bed was kept away from to the base is provided with the scour prevention post parallel with the pavement layer, and a plurality of guide grooves have been seted up to the one end that the base was kept away from to the scour prevention post.
Preferably, the positioning assembly comprises four positioning sensors arranged inside four ends of the cross-shaped shear wall.
Preferably, the top of function box is provided with and fixes a position the subassembly complex safety alarm lamp, safety alarm lamp and rechargeable battery electric connection.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the foundation is arranged on an excavated foundation, structural load is effectively transmitted to the foundation, a cross-shaped shear wall arranged on the foundation extends in the whole flood bank, the shear wall has a reinforced concrete structure, and can bear horizontal load and vertical load caused by extra-large flood impact or earthquake action, so that the structural stability of the whole flood bank is maintained, the cross section of a structural supporting layer is trapezoidal, the deeper the water depth in a river channel is, the higher the water pressure is, larger pressure is generated on the corresponding flood bank in contact, a more stable structure is required to bear the load of deep water, and the arrangement of a fixing layer and an impermeable layer can effectively prevent water in the river channel from permeating into the interior of the flood bank structure, so that the structural strength is guaranteed to be stable;
2. the plurality of anti-scouring components are longitudinally and sequentially arranged and are staggered with the adjacent anti-scouring components, when water impacts the anti-scouring posts, the water can be dispersed to the periphery along the guide grooves, the water flow direction impacting the surface of the flood bank is changed, the direct impact force on the flood bank is reduced, and meanwhile, the anti-scouring components reduce impact damage and are more durable;
3. if the flood bank encounters severe natural disasters such as earthquake, extra-large flood and the like, when some flood banks are structurally damaged, the four positioning sensors of the corresponding positioning assemblies of the part of the problematic flood bank are displaced to trigger the positioning sensors, and an external signal receiving device can transmit position information of the problematic part of the flood bank to workers in time, so that the flood bank is fixed as early as possible, the potential safety hazard is solved, meanwhile, the corresponding safety alarm lamp works to send out an alarm signal to remind peripheral non-professional persons to keep away from the flood bank, and the safety of lives and properties is guaranteed;
4. the wind driven generator provided utilizes the characteristic of abundant wind power resources at the edge of a river channel to provide clean energy for the positioning component and the safety alarm lamp.
The utility model discloses an at the inside cross shear force wall that sets up of flood bank, improved the structural stability of whole flood bank, establish direction scour protection post in flood bank protection department, reduce the impact of rivers to flood bank surface, at the inside locating component that sets up of cross shear force wall, the monitoring dykes and dams deformation condition, realized the reinforcing of flood bank structural strength, bank protection protecting impact effect improves, problem section flood bank easily discovers, in time the purpose of dyke-fixing.
Drawings
Fig. 1 is a schematic cross-sectional structural view of a high-efficiency durable flood bank for hydraulic engineering according to the present invention;
fig. 2 is a schematic view of a construction position of an anti-erosion component of a high-efficiency durable flood bank for hydraulic engineering according to the present invention;
fig. 3 is the utility model provides a side view structure schematic diagram of the scour prevention part of high-efficient durable flood bank for hydraulic engineering.
In the figure: 1. a foundation; 2. a waterproof layer; 3. a gravel cushion layer; 4. a structural support layer; 5. a cross-shaped shear wall; 6. an impermeable layer; 7. a fixed layer; 8. a base; 9. an anti-scour post; 10. a guide groove; 11. a positioning sensor; 12. a pavement layer; 13. a function box; 14. a rechargeable battery; 15. a wind power generator; 16. a safety alarm lamp.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Example one
Referring to fig. 1-3, a high-efficiency durable flood bank for hydraulic engineering comprises a plurality of foundations 1 arranged on the top of a foundation, a waterproof layer 2 is arranged between the contact surfaces of the foundations 1 and the foundation, a gravel cushion layer 3 is arranged on the top of the foundation, a structural support layer 4 is arranged on the top of the gravel cushion layer 3, the cross section of the structural support layer 4 is trapezoidal, a cross-shaped shear wall 5 extending in the whole flood bank is arranged in the middle of the interior of the structural support layer 4, the bottom of the cross-shaped shear wall 5 is fixedly connected with the top of the foundation 1 in the middle of the foundation, the top and the side of the structural support layer 4 are provided with a same impermeable layer 6, the top and the side of the impermeable layer 6 are provided with a same fixing layer 7, one side of the fixing layer 7 close to a river channel is provided with a plurality of anti-scouring components, a plurality of positioning components are equidistantly arranged in the interior of the cross-shaped shear wall 5 along the whole flood bank, the top of fixed bed 7 is equipped with road surface layer 12, and one side that the top of road surface layer 12 is close to the river course is provided with a plurality of function boxes 13 with locating component matched with, and the bottom inner wall of function box 13 is equipped with rechargeable battery 14, and the top of function box 13 is equipped with aerogenerator 15, and aerogenerator 15 and locating component all with the rechargeable battery 14 electric connection who corresponds.
Example two
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a high-efficient durable flood bank for hydraulic engineering, including setting up a plurality of foundations 1 at the ground top, be equipped with waterproof layer 2 between the contact surface of basis 1 and ground, the top of ground is equipped with rubble bed course 3, the top of rubble bed course 3 is provided with structure supporting layer 4, the material of structure supporting layer 4 is building backfill, building backfill should accord with the design requirement, guarantee the intensity and the stability of fill, the cross section of structure supporting layer 4 is trapezoidal, the deepening of the depth of water in the river course is bigger the water pressure, produce bigger pressure to the corresponding flood bank of contact, trapezoidal structure can bear the load of depth water better, be provided with cross shear force wall 5 that extends in whole flood bank inside in the middle of the inside of structure supporting layer 4, cross shear force wall 5 is reinforced concrete structure, the reinforcing bar bears the pulling force, the concrete bears the pressure, cross shear force wall 5 has increased the horizontal drawing bank, Vertical and depth-direction mechanical strength, the bottom of a cross-shaped shear wall 5 is fixedly connected with the top of a foundation 1 positioned in the middle of a foundation, the top and the side surfaces of a structure supporting layer 4 are provided with the same impermeable layer 6, the impermeable layer 6 is made of waterproof coiled materials, so that the permeable water is effectively prevented from further entering the interior of a flood control dam main body, the structural stability of the flood control dam is ensured, the top and the side surfaces of the impermeable layer 6 are provided with the same fixed layer 7, the fixed layer 7 is made of waterproof concrete, the fixed layer 7 not only keeps the basic appearance of the flood control dam but also prevents external force from damaging the surface of the flood control dam, one side of the fixed layer 7 close to a river channel is provided with a plurality of anti-scouring parts, each anti-scouring part comprises a base 8, one side of the base 8 is fixedly connected with one side of the fixed layer 7 close to the river channel, one side of the base 8 far away from the fixed layer 7 is provided with an anti-scouring column 9 parallel to a road surface layer 12, the end of the anti-scouring post 9 far away from the base 8 is provided with a plurality of guide grooves 10, a plurality of anti-scouring components are longitudinally and sequentially arranged and are staggered with the adjacent anti-scouring components, when water impacts the anti-scouring post 9, the water can be dispersed to the periphery along the guide grooves 10, the water flow direction impacted with the surface of the flood bank is changed, the direct impact force on the flood bank is reduced, meanwhile, the anti-scouring components reduce impact damage and are more durable, a plurality of positioning components are equidistantly arranged inside the cross-shaped shear wall 5 along the whole flood bank, each positioning component comprises four positioning sensors 11 arranged inside four ends of the cross-shaped shear wall 5, if the flood bank is subjected to severe natural disasters such as earthquake, extra-large flood and the like, when structural damage occurs to part of the flood bank, the four positioning sensors 11 of the corresponding to the part of the flood bank which has problems are displaced to trigger the positioning sensors 11, an external signal receiving device can transmit position information of a problem part of a flood bank to workers in time, the bank is fixed as early as possible, potential safety hazards are solved, a pavement layer 12 is arranged at the top of a fixed layer 7, one side, close to a river channel, of the top of the pavement layer 12 is provided with a plurality of function boxes 13 matched with a positioning component, the inner wall of the bottom of each function box 13 is provided with a rechargeable battery 14, the top of each function box 13 is provided with a wind driven generator 15 and a safety alarm lamp 16 matched with the positioning component, the wind driven generator 15, the positioning component and the safety alarm lamp 16 are all electrically connected with the corresponding rechargeable batteries 14, the wind driven generator 15 is arranged to provide clean energy for the positioning component and the safety alarm lamp 16 by utilizing the characteristic of abundant wind power resources at the edge of the river channel, the safety alarm lamp 16 can work when the positioning sensor 11 is displaced and send out alarm signals to remind peripheral non-professional personnel of keeping away from the flood bank, the safety of life and property is guaranteed.
The working principle is as follows: the foundation 1 is arranged on an excavated foundation, structural load is effectively transmitted to the foundation, the cross-shaped shear wall 5 arranged on the foundation 1 extends in the whole flood bank and has a reinforced concrete structure, and can bear horizontal load and vertical load caused by extra-large flood impact or earthquake action to keep the structural stability of the whole flood bank, the cross section of the structural supporting layer 4 is trapezoidal, the deeper the water depth in a river channel is, the higher the water pressure is, larger pressure is generated on the corresponding flood bank in contact, a more stable structure is needed to bear the load of deep water, the fixing layer 7 and the impermeable layer 6 are arranged to effectively isolate the water permeation of the river channel into the interior of the flood bank structure to ensure the structural strength to be stable, a plurality of anti-scouring assemblies are longitudinally and sequentially arranged and staggered with the adjacent anti-scouring assemblies, when water impacts the anti-scouring posts 9, the water can disperse around along the guide grooves 10, change the rivers direction with flood bank surface impact, reduce the direct impact force to the flood bank, simultaneously the scour prevention subassembly reduces the impact damage, it is more durable, if the flood bank meets with the earthquake, abominable natural disasters such as extra-large flood, when there is some flood banks structural damage to appear, the displacement takes place for four positioning sensor 11 of the corresponding positioning component of flood bank part of the emergence problem, trigger positioning sensor 11, outside signal receiver can in time transmit flood bank problem position information for the staff, fix the bank as early as possible, solve the potential safety hazard, and simultaneously, the safety warning lamp 16 that corresponds can work, send alarm signal, remind peripheral non professional to keep away from the flood bank, guarantee life and property safety.
However, as is well known to those skilled in the art, the working principle and wiring method of the positioning sensor 11, the rechargeable battery 14, the wind power generator 15 and the safety warning lamp 16 are common and are conventional means or common knowledge, and thus will not be described herein, and those skilled in the art can make any choice according to their needs or convenience.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (8)

1. A high-efficiency durable flood bank for hydraulic engineering comprises a plurality of foundations (1) arranged at the top of a foundation and is characterized in that a waterproof layer (2) is arranged between the contact surfaces of the foundations (1) and the foundation, a gravel cushion layer (3) is arranged at the top of the foundation, a structure supporting layer (4) is arranged at the top of the gravel cushion layer (3), the cross section of the structure supporting layer (4) is trapezoidal, a cross-shaped shear wall (5) extending in the whole flood bank is arranged in the middle of the inside of the structure supporting layer (4), the bottom of the cross-shaped shear wall (5) is fixedly connected with the top of the foundation (1) positioned in the middle of the foundation, the top and the side surfaces of the structure supporting layer (4) are provided with a same impermeable layer (6), the top and the side surfaces of the impermeable layer (6) are provided with a same fixing layer (7), one side of the fixing layer (7) close to a river channel is provided with a plurality of anti-scouring components, the inside of cross shear force wall (5) is provided with a plurality of locating component along whole flood bank equidistance, the top of fixed bed (7) is equipped with road surface layer (12), one side that the top of road surface layer (12) is close to the river course is provided with a plurality of function box (13) with locating component matched with, the bottom inner wall of function box (13) is equipped with rechargeable battery (14), the top of function box (13) is equipped with aerogenerator (15), aerogenerator (15) and locating component all with rechargeable battery (14) electric connection that corresponds.
2. The high-efficiency durable flood bank for the water conservancy project according to claim 1, wherein the structural support layer (4) is made of building backfill soil.
3. The efficient and durable flood bank for the water conservancy projects according to claim 1, wherein the cross-shaped shear wall (5) is of a reinforced concrete structure.
4. The efficient and durable flood bank for the hydraulic engineering according to claim 1, wherein the impermeable layer (6) is made of waterproof coiled materials.
5. The efficient and durable flood bank for the water conservancy project according to claim 1, wherein the fixing layer (7) is made of waterproof concrete.
6. The efficient and durable flood bank for the water conservancy project according to claim 1, wherein the anti-scouring part comprises a base (8), one side of the base (8) is fixedly connected to one side of a fixing layer (7) close to a river channel, an anti-scouring column (9) parallel to a pavement layer (12) is arranged on one side of the base (8) far away from the fixing layer (7), and one end of the anti-scouring column (9) far away from the base (8) is provided with a plurality of guide grooves (10).
7. The efficient durable flood bank for water conservancy projects according to claim 1, wherein the positioning assembly comprises four positioning sensors (11) arranged inside four ends of the cross-shaped shear wall (5).
8. The efficient and durable flood bank for the water conservancy project according to claim 1, wherein a safety alarm lamp (16) matched with the positioning component is arranged at the top of the functional box (13), and the safety alarm lamp (16) is electrically connected with the rechargeable battery (14).
CN202121526379.1U 2021-07-06 2021-07-06 Hydraulic engineering is with high-efficient durable flood bank Active CN214832352U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121526379.1U CN214832352U (en) 2021-07-06 2021-07-06 Hydraulic engineering is with high-efficient durable flood bank

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121526379.1U CN214832352U (en) 2021-07-06 2021-07-06 Hydraulic engineering is with high-efficient durable flood bank

Publications (1)

Publication Number Publication Date
CN214832352U true CN214832352U (en) 2021-11-23

Family

ID=78813455

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121526379.1U Active CN214832352U (en) 2021-07-06 2021-07-06 Hydraulic engineering is with high-efficient durable flood bank

Country Status (1)

Country Link
CN (1) CN214832352U (en)

Similar Documents

Publication Publication Date Title
US20110033237A1 (en) Device and method for floor protection, coastal protection, or scour protection
KR101809686B1 (en) Elevating type water shielding wall structure
CN101748705A (en) Method for reclaiming land around sea
CN106400744A (en) Comprehensive side-slope treatment structure for preventing river channel erosion and construction method thereof
CN206204880U (en) A kind of side slope comprehensive regulation structure of prevention river channel erosion
CN103243678A (en) Breakwater
CN214832352U (en) Hydraulic engineering is with high-efficient durable flood bank
CN115538495B (en) Construction method of offshore wind power polygonal foundation anti-scouring system
CN206477308U (en) A kind of compatible ready-package river levee in dike road
CN105507205A (en) Temporary flood barrier constructed by soil engineering filling bags and gate-shaped steel frames
CN212561534U (en) Earth-rock binary foundation pit support structure for coastal rich water environment
CN213979143U (en) Hydraulic engineering anti-seepage flood bank
CN210887090U (en) Breakwater with energy dissipation function
CN206385502U (en) A kind of assembling-type precast channel revetment of rapid construction
CN204185819U (en) Honeycomb dykes and dams shore protection component
CN203256680U (en) Jetty
CN201339196Y (en) Caisson for reclaiming fields from the shallow sea
CN114293508B (en) Earth and rockfill dam break coupling plugging structure and method
CN218779421U (en) Coastal port protects end scour prevention structure
CN221299138U (en) Anti-collapse system for brine production well
CN221167687U (en) Wall-penetrating roof pipe culvert gate structure
CN217679253U (en) Pile plate retaining wall structure
CN220847362U (en) Flood control dykes and dams construction structures
CN216765948U (en) Flood prevention cofferdam structure
CN219157692U (en) Combined occluding pile structure

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant