CN113417250B

CN113417250B - Sea wall structure and construction method

Info

Publication number: CN113417250B
Application number: CN202110709633.XA
Authority: CN
Inventors: 陈庆欢; 陈永杨
Original assignee: Yueqing Dayu Water Conservancy And Hydropower Engineering Co ltd
Current assignee: Yueqing Dayu Water Conservancy And Hydropower Engineering Co ltd
Priority date: 2021-06-25
Filing date: 2021-06-25
Publication date: 2022-08-23
Anticipated expiration: 2041-06-25
Also published as: CN113417250A

Abstract

The sea wall structure comprises a sea wall body, wherein the sea wall body comprises a plane and an inclined plane, a first fixing groove is formed in the plane, a baffle is arranged in the first fixing groove, and a lifting structure for driving the baffle to lift is arranged on the sea wall body; the baffle sets up the first operation groove that runs through downwards towards the one end on inclined plane, the round hole has been seted up to the lateral wall in first operation groove, elevation structure connects in the first action bars of round hole and sets up the rack in first fixed slot including rotating, the tip of first action bars is provided with straight prism piece, be provided with the gear on the straight prism piece, rack and gear intermeshing, be provided with the first action bars pivoted drive structure of drive on the baffle, this application has the manger plate effect that promotes the sea wall, makes the difficult ponding of ground.

Description

Sea wall structure and construction method

Technical Field

The application relates to the technical field of seawalls, in particular to a seawall structure and a construction method.

Background

At present, a sea wall is a hydraulic construction object, is a wall constructed along the coast, and has the functions of blocking tide and preventing waves.

The seawall in the related art comprises a seawall body, wherein the seawall comprises a plane and a slope, and the slope faces to one side of the sea.

In view of the above-mentioned related art, the inventor believes that the sea surface rises at the time of rising tide, and when the sea surface is higher than the highest point of the sea wall because the height of the sea wall is fixed, the sea water flows to the side of the sea wall far away from the sea, so that water is accumulated on the ground.

Disclosure of Invention

In order to improve the phenomenon of surface water accumulation in the flood tide, the application provides a sea wall structure and a construction method.

The application provides a seawall structure and a construction method, which adopt the following technical scheme:

a sea wall structure comprises a sea wall body, wherein the sea wall body comprises a plane and an inclined plane, a first fixing groove is formed in the plane, a baffle is arranged in the first fixing groove, and a lifting structure for driving the baffle to lift is arranged on the sea wall body; the baffle is seted up the first operation groove that runs through downwards towards the one end on inclined plane, the round hole has been seted up to the lateral wall in first operation groove, elevation structure connects in the first action bars of round hole and sets up the rack in first fixed slot including rotating, the tip of first action bars is provided with straight prism piece, be provided with the gear on the straight prism piece, rack and gear intermeshing, be provided with the first action bars pivoted drive structure of drive on the baffle.

By adopting the technical scheme, the driving structure drives the first operating rod to rotate, the first operating rod drives the gear to rotate, the gear and the rack are meshed with each other, and the rack is fixedly connected with the seawall body, so that the baffle rises, and the effect of retaining water can be achieved after the baffle rises; during flood tide, the height of the seawall is improved by combining the baffle and the seawall, the water retaining effect of the seawall is improved, seawater is retained on one side of the inclined plane close to the baffle, and water is not accumulated on the ground easily.

Optionally, be provided with the spacing subassembly that the restriction gear removed on the straight prism piece, the spacing groove has been seted up on the side of straight prism piece, spacing subassembly is including setting up spring and the stopper in the spacing inslot, the both ends of spring are respectively in the diapire of spacing groove and the fixed connection of stopper, the one end and the laminating of first action bars of gear, the other end and the stopper laminating of gear.

By adopting the technical scheme, the limiting assembly is arranged, so that the gear is positioned between the limiting assembly and the first operating rod, and the gear is limited to move along the axis direction of the first operating rod; when the gear is connected with the straight prism block, acting force is applied to the limiting block to enable the limiting block to be embedded into the limiting groove, meanwhile, the spring is compressed and deformed, then the gear is installed on the straight prism block, the gear is moved between the limiting groove and the first operating rod, acting force is not applied to the limiting block any more, the spring drives the limiting block to reset to enable the limiting block to extend out of the limiting groove, the gear is limited between the limiting block and the first operating rod, and the gear is prevented from being separated from the straight prism block; when the gear needs to be maintained or replaced, acting force is applied to the limiting block, and then the gear is taken down from the straight prism block.

Optionally, the baffle sets up the second operation groove that runs through downwards towards the terminal surface on inclined plane, second operation groove and round hole intercommunication, it has the fixed orifices of the first fixed slot of intercommunication to open on the inclined plane, fixed orifices and second operation groove intercommunication, the wash port has been seted up to the diapire of first fixed slot, the drive structure is including rotating the second action bars of connecting in the round hole, the second action bars is connected with first action bars, be provided with a plurality of operation piece on the periphery of second action bars, the opening that the fixed orifices is close to first fixed slot is higher than the position of drive structure.

Through adopting above-mentioned technical scheme, in water entered into the fixed orifices, water fell on the operation panel behind the fixed orifices, and water exerts the effort to the operation panel, makes the operation panel drive the second action bars and rotates, and the second action bars drives first action bars and rotates.

Optionally, an operation frame is arranged on the operation sheet, a collecting tank is formed by enclosing the operation frame and the operation sheet, and a water permeable hole communicated with the collecting tank is formed in one side, far away from the operation frame, of the operation sheet.

Through adopting above-mentioned technical scheme, set up the operation frame, have the effect of collecting water, make the operation piece receive the gravity of water in the operation frame, make the operation piece rotate more easily to better drive gear revolve.

Optionally, the inner wall of the second operating groove, which is far away from the inclined plane, is provided with a guide plate, and the height of the guide plate is gradually reduced towards the direction close to the fixing hole.

Through adopting above-mentioned technical scheme, set up the effect that the deflector has the water conservancy diversion, will enter into the water conservancy diversion in the second operation groove to the operation piece.

Optionally, a buoyancy plate is arranged on the lower end face of the baffle.

Through adopting above-mentioned technical scheme, when the drainage rate of apopore is less than the still water speed of fixed orifices, the water level in the first fixed slot can rise, and when water and buoyancy board contact, water provides buoyancy to the baffle for the required effort that the drive baffle rises reduces, makes the better drive operation piece of water rotate, makes the action that the baffle was accomplished to rise.

Optionally, an operation structure for limiting the baffle to rise is arranged on the seawall body, the operation structure comprises a positioning plate arranged on the plane, the positioning plate extends towards the direction of the first fixing groove, a positioning groove is formed in one side, facing the positioning plate, of the baffle, and the positioning plate is arranged in the positioning groove in a sliding mode.

Through adopting above-mentioned technical scheme, the baffle is at the lift in-process, because the locating plate is embedded into the constant head tank for the lift height of baffle is restricted, and when the lower terminal surface of locating plate and the lower inner wall butt of constant head tank, the restriction baffle rose, and the baffle is in the peak this moment.

Optionally, a limiting plate is arranged at one end, facing the inclined plane, of the baffle.

Through adopting above-mentioned technical scheme, set up the limiting plate and have limiting displacement, when the baffle descends behind the take the altitude, the lower terminal surface and the planar up end butt of limiting plate, the restriction baffle continues to descend.

Optionally, a filter block is arranged in the fixing hole.

Through adopting above-mentioned technical scheme, set up the filter block and have filterable effect, prevent that impurity or foreign matter in the water from entering into the fixed orifices to prevent that the fixed orifices from blockking up.

A construction method of a sea wall structure comprises the following steps: step one, selecting a position to be constructed, and determining the length of a seawall body;

step two, digging a foundation groove on the ground when the tide is low, pouring a foundation in the foundation groove, pouring a seawall body at the upper end of the foundation, and forming a fixing hole, a drain hole and a first fixing groove on the seawall body;

and step three, mounting parts except the rack in the lifting structure and parts of the driving structure on the baffle, and sequentially mounting the rack and the baffle in the first fixing groove.

By adopting the technical scheme, the seawall can be built through the steps from the first step to the third step, and the seawall has the water retaining effect.

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

1. the driving structure drives the first operating rod to rotate, the first operating rod drives the gear to rotate, the gear and the rack are meshed with each other, and the rack is fixedly connected with the seawall body, so that the baffle rises, and the effect of retaining water can be achieved after the baffle rises; during tide rising, the height of the seawall is improved by combining the baffle and the seawall, the water retaining effect of the seawall is improved, seawater is retained on one side of the inclined plane close to the baffle, and water is not accumulated on the ground easily;

2. and a limiting component is arranged to limit and fix the gear, so that the gear is always meshed with the rack.

Drawings

FIG. 1 is a schematic structural view of a baffle plate in the embodiment of the present application when the baffle plate is not lifted;

FIG. 2 is a schematic view showing the structure of the sea wall body;

FIG. 3 is a schematic view of the baffle plate in its raised configuration;

FIG. 4 is a schematic view of the structure of the highlighting baffle;

FIG. 5 is an enlarged partial schematic view of a section taken through the first lever axis of FIG. 4 and taken along the direction A-A;

FIG. 6 is a cross-sectional view of the baffle as it rises;

fig. 7 is an enlarged partial cross-sectional view taken along the direction B-B through the axis of the second lever in fig. 4.

Reference numerals are as follows: 1. a seawall body; 11. a plane; 12. a bevel; 13. a first fixing groove; 131. a first baffle plate; 132. a second baffle plate; 14. a second fixing groove; 15. a fixing hole; 16. a drain hole; 17. a filter block; 2. a baffle plate; 21. a first operation slot; 22. a second operation slot; 23. a circular hole; 24. a guide plate; 25. a limiting plate; 26. positioning a groove; 3. an elastic plate; 4. a buoyancy block; 5. a lifting structure; 51. a first operating lever; 52. a gear; 53. a rack; 54. a straight prism block; 541. a limiting groove; 55. a limiting component; 551. a limiting block; 552. a spring; 6. a drive structure; 61. a second operating lever; 62. an operation sheet; 621. water permeable holes; 63. an operation frame; 631. collecting tank; 7. an operating structure; 71. positioning a plate; 72. and (4) bolts.

Detailed Description

The present application is described in further detail below with reference to figures 1-7.

The embodiment discloses a seawall structure and a construction method. Referring to fig. 1, a seawall structure includes a seawall body 1, and the seawall body 1 includes a plane 11 and an inclined plane 12.

Referring to fig. 1, a first fixing groove 13 is formed on an upper end surface of the plane 11, and the first fixing groove 13 penetrates the seawall body 1 along a length of the seawall body 1. A plurality of baffle plates 2 are arranged in the first fixing groove 13, and the baffle plates 2 slide in the first fixing groove 13 along the vertical direction. A plurality of baffle 2 is arranged along the length direction array of seawall body 1, and baffle 2 is equal fixedly connected with elastic plate 3 along the length direction's of seawall body 1 both ends. Two elastic plates 3 between two adjacent baffles 2 are mutually abutted, so that water is not easy to pass between the two baffles 2.

Referring to fig. 1 and 2, a buoyancy block 4 is fixedly connected to a lower end surface of the baffle plate 2, and the lower end surface of the buoyancy block 4 abuts against a bottom wall of the first fixing groove 13. The bottom wall of the first fixing groove 13 is provided with a plurality of second fixing grooves 14, and the number of the second fixing grooves 14 is the same as that of the baffle plates 2.

Referring to fig. 3, the seawall body 1 is provided with a plurality of lifting structures 5 for driving the baffle 2 to lift, each baffle 2 lifts through two lifting structures 5, and the two lifting structures 5 are symmetrically distributed along the vertical central axis of the baffle 2.

Referring to fig. 3, one side of the baffle 2 close to the inclined plane 12 is provided with two first operation grooves 21 and one second operation groove 22, the two first operation grooves 21 penetrate through the baffle 2 towards the direction away from each other, and the second operation groove 22 and the two first operation grooves 21 penetrate through the baffle 2 downwards. The second operation slot 22 is located between the two first operation slots 21. A round hole 23 is formed in the inner wall, close to the second operation groove 22, of the first operation groove 21, and the round hole 23 is communicated with the second operation groove 22.

Referring to fig. 3, two first stopping pieces 131 and two second stopping pieces 132 are fixedly connected to the inner wall of the first fixing groove 13 near the inclined plane 12. The first blocking piece 131 is embedded into the first operating slot 21, and the inner wall of the first operating slot 21 and the elastic plate 3 are attached to the side wall of the first blocking piece 131 to prevent foreign matters from entering the first operating slot 21 from the upper part of the seawall body 1. The second blocking piece 132 is embedded into the second operation slot 22, and the inner wall of the second operation slot 22 is attached to the side wall of the first blocking piece 131, so as to prevent foreign matters from entering the second operation slot 22 from above the seawall body 1. In another embodiment, a reinforcing rib is fixedly connected to the lower portions of the first blocking portion 131 and the second blocking portion 132, and one side of the reinforcing rib is fixedly connected to the inner wall of the first fixing groove 13 close to the inclined surface 12.

Referring to fig. 3, the lifting structure 5 is disposed in the first operating slot 21, the lifting structure 5 includes a first operating rod 51, a gear 52 and a rack 53, the rack 53 is fixedly connected to an inner wall of the first fixing slot 13 near the inclined plane 12, a lower end surface of the rack 53 is fixedly connected to a bottom wall of the first fixing slot 13, and the rack 53 is embedded in the first operating slot 21. When the rack 53 receives the acting force of the gear 52, the rack 53 can transmit the acting force to the bottom wall of the first operation groove 21, so that the seawall body 1 shares the acting force received by the rack 53, the rack 53 is not easy to damage, and the service life of the rack 53 is prolonged.

Referring to fig. 3 and 4, the first operating lever 51 is rotatably coupled in the circular hole 23, and the first operating lever 51 can rotate along the axis of the circular hole 23. The end surface of the first operating rod 51 far away from the second operating slot 22 is fixedly connected with a straight prism block 54, the axis of the straight prism block 54 is collinear with the axis of the first operating rod 51, and the cross section of the straight prism block 54 is smaller than that of the first operating rod 51. The straight prism block 54 in the present application is a straight quadrangular prism, and in other embodiments, the straight prism block 54 may be a straight hexagonal prism or a straight octagonal prism. The gear 52 is sleeved outside the straight prism block 54, and the rack 53 is meshed with the rack 53. The provision of the straight prism blocks 54 increases the contact area of the gear 52 with the straight prism blocks 54. When the first operating lever 51 is rotated, the drive gear 52, which makes the straight prism block 54 more effective, is rotated.

Referring to fig. 3 and 5, a limiting assembly 55 for limiting the movement of the gear 52 is provided on a side surface of the straight prism block 54. The limiting assemblies 55 are provided with a plurality of limiting assemblies 55, the number of the limiting assemblies 55 is two in the application, and the two limiting assemblies 55 are distributed along the axis array of the first operating rod 51. The side surface of the straight prism block 54 is provided with a limit groove 541.

Referring to fig. 3 and 5, the stop assembly 55 includes a spring 552 and a stop 551. Spring 552 and stopper 551 all set up in spacing groove 541, and spacing groove 541 is close to the one end and the stopper 551 fixed connection of spring 552, and the other end and the spacing groove 541 of spring 552 keep away from opening inner wall fixed connection. The stopper 551 is provided with a chamfer, and the chamfer is disposed at the intersection of the side of the stopper 551 away from the first operating rod 51 and the side of the stopper 551 away from the spring 552. When the gear 52 is mounted on the straight prism block 54, one side of the gear 52 abuts against the end surface of the first operating lever 51, and the end surface of the gear 52 away from the first operating lever 51 abuts against the stopper 551.

Referring to fig. 3 and 5, when the gear 52 is mounted on the straight prism block 54, the gear 52 is first fitted on the straight prism block 54 until the chamfer contacts the gear 52. The driving gear 52 continues to move toward the first operating lever 51, and the stopper 551 is engaged in the stopper groove 541 by the force, and the spring 552 is compressed and deformed. After the gear 52 passes through the limiting groove 541, the spring 552 resets to enable the limiting block 551 to extend out of the limiting groove 541, so that the limiting block 551 is attached to the end face, away from the first operating rod 51, of the gear 52, and the gear 52 is connected with the straight prism block 54. On the contrary, the driving stopper 551 is inserted into the stopper groove 541, and then the gear 52 is separated from the straight prism block 54.

Referring to fig. 4 and 6, the shutter 2 is provided with a driving structure 6 for driving the first operating lever 51 to rotate. The inclined surface 12 is provided with a fixing hole 15. The fixing hole 15 is communicated with the first fixing groove 13, the fixing hole 15 is communicated with the second operation groove 22, the height of the fixing hole 15 is gradually reduced towards the direction far away from the inclined plane 12, and after seawater enters the fixing hole 15, the downward flow speed of the seawater is improved through the fixing hole 15. The water inlet of the fixing hole 15 is fixedly connected with a filter block 17, so that foreign matters in the seawater are not easy to enter the fixing hole 15, and the fixing hole 15 is prevented from being blocked. The opening of the fixing hole 15 close to the fixing hole 15 is higher than the height of the driving structure 6. The bottom of the second fixing groove 14 is provided with a water discharge hole 16, and the size of the passage of the water discharge hole 16 is smaller than that of the fixing hole 15.

Referring to fig. 4 and 7, the driving structure 6 includes a second operating rod 61 and an operating piece 62, the second operating rod 61 is inserted into the circular hole 23, and the second operating rod 61 can rotate along the axis of the circular hole 23. The operation pieces 62 are provided with a plurality of operation pieces 62, the operation pieces 62 are all fixedly connected with the circumferential surface of the second operation rod 61, and the operation pieces 62 are distributed along the axial circumference of the second operation rod 61 in an array manner. The operation pieces 62 are provided in eight in this application. In other embodiments, six or twelve tabs 62 may be provided.

Referring to fig. 6 and 7, each operation sheet 62 is fixedly connected with an operation frame 63, and the operation frame 63 and the operation sheet 62 enclose to form a collecting groove 631. A plurality of hole 621 of permeating water has been seted up to one side that operation frame 63 was kept away from to operation piece 62, and a plurality of hole 621 of permeating water all communicates with collecting vat 631, and the length direction array distribution of hole 621 of permeating water along operation piece 62. Set up water permeable hole 621 for discharge the water in the collecting vat 631, make water be difficult for piling up in the collecting vat 631. When the water inflow of the fixing hole 15 is smaller than the water discharge amount of the water permeable hole 621, the operation piece 62 does not rotate, so that the baffle 2 does not rise.

Referring to fig. 6 and 7, a guide plate 24 is arranged on the baffle 2, the guide plate 24 is located in the second operation groove 22, an end surface of the guide plate 24, which is far away from the fixing hole 15, is fixedly connected with an inner wall of the second operation groove 22, and two ends of the guide plate 24 along the length direction of the seawall body 1 are respectively fixedly connected with the inner wall of the second operation groove 22. The height of the guide plate 24 gradually decreases toward the inclined plane 12, and the lowest point of the guide plate 24 is located on the side of the axis of the second operating rod 61 close to the inclined plane 12, so that the guide plate 24 guides the seawater to the collecting tank 631 on the side of the second operating rod 61 close to the inclined plane 12.

Referring to fig. 4 and 6, when the sea rises, the sea surface rises. When the sea level is higher than the fixing hole 15, the seawater enters into the first fixing groove 13 through the fixing hole 15, and the seawater is guided to the collection groove 631 by the guide plate 24. When the water inflow of the fixing hole 15 is less than or equal to the water outflow of the permeable hole 621, the seawater will not be accumulated in the collecting tank 631, the operation piece 62 will not rotate, and the baffle 2 will not rise. When the water inflow of the fixing hole 15 is greater than the water outflow of the water permeable hole 621, the seawater is accumulated in the collecting tank 631, and when a certain amount of seawater is accumulated in the collecting tank 631, the operation piece 62 rotates, and the operation piece 62 drives the second operation rod 61 and the straight prism block 54 to rotate, so that the baffle 2 ascends due to the engagement of the gear 52 and the rack 53.

Referring to fig. 4 and 6, when the amount of water entering the second fixing groove 14 is less than or equal to the amount of water discharged from the drain hole 16, the water does not accumulate in the second fixing groove 14, and the water enters the second fixing groove 14 through the first fixing groove 13. When the amount of water entering the second fixing groove 14 is greater than the amount of water discharged from the water discharge hole 16, seawater accumulates in the second fixing groove 14 and rises, and when seawater comes into contact with the buoyancy block 4, the seawater exerts an upward force on the buoyancy member, so that the force required by the driving structure 6 to drive the gear 52 to rotate is reduced, and the baffle 2 rises more quickly.

Referring to fig. 3 and 6, a limiting plate 25 is fixedly connected to an end of the baffle 2 facing the inclined plane 12, and when the baffle 2 is at the lowest point, an upper end surface of the limiting plate 25 abuts against the plane 11 to limit the baffle 2 from further descending.

Referring to fig. 6, an operation structure 7 for limiting one end of the baffle 2 is disposed on the seawall body 1, the operation structure 7 is located on one side of the baffle 2 away from the inclined plane 12, the operation structure 7 includes a positioning plate 71 and a plurality of bolts 72, and the positioning plate 71 is connected with the seawall body 1 through the two bolts 72 in this application. Two through holes for the bolts 72 to pass through are formed in the positioning plate 71, and two threaded holes matched with the bolts 72 are formed in the plane 11. The bolt 72 is inserted through the through hole and then coupled to the screw hole, so that the positioning plate 71 is mounted on the flat surface 11, and the positioning plate 71 extends toward the first fixing groove 13. The baffle 2 is provided with a positioning groove 26 in the direction away from the inclined surface 12, and the positioning plate 71 is embedded in the positioning groove 26. When the lower end surface of the positioning plate 71 contacts with the lower end surface of the positioning groove 26, the baffle 2 rises to the highest point, and the baffle 2 is limited to continue rising.

A construction method of a sea wall structure comprises the following steps: step one, selecting a position to be constructed, and determining the length of a seawall body 1;

secondly, digging a foundation trench on the ground during low tide, casting a foundation in the foundation trench, casting a seawall body 1 at the upper end of the foundation, and forming a fixing hole 15, a water drain hole 16 and a first fixing groove 13 on the seawall body 1;

and step three, mounting parts except the rack 53 in the lifting structure 5 and parts of the driving structure 6 on the baffle plate 2, and then sequentially mounting the rack 53 and the baffle plate 2 in the first fixing groove 13.

The implementation principle of the embodiment of the application is as follows: a foundation is built on the ground, then the seawall body 1 is built on the foundation, and when the sea tide rises, the baffle 2 is lifted through the driving mechanism 6, so that the water retaining effect of the seawall is improved.

The above description is only a preferred embodiment of the present application and should not be taken as limiting the present application, and any modifications, equivalents, improvements and the like made within the design concept of the present application should be included in the protection scope of the present application.

Claims

1. The utility model provides a seawall structure, includes seawall body (1), seawall body (1) is including plane (11) and inclined plane (12), its characterized in that: a first fixing groove (13) is formed in the plane (11), a baffle (2) is arranged in the first fixing groove (13), and a lifting structure (5) for driving the baffle (2) to lift is arranged on the seawall body (1); one end, facing the inclined plane (12), of the baffle (2) is provided with a first operating groove (21) which penetrates downwards, the side wall of the first operating groove (21) is provided with a round hole (23), the lifting structure (5) comprises a first operating rod (51) which is rotatably connected to the round hole (23) and a rack (53) which is arranged in a first fixing groove (13), the end part of the first operating rod (51) is provided with a straight prism block (54), the straight prism block (54) is provided with a gear (52), the rack (53) is meshed with the gear (52), and the baffle (2) is provided with a driving structure (6) which drives the first operating rod (51) to rotate;

the end face, facing the inclined plane (12), of the baffle (2) is provided with a second operation groove (22) penetrating downwards, the second operation groove (22) is communicated with the circular hole (23), the inclined plane (12) is provided with a fixing hole (15) communicated with the first fixing groove (13), the fixing hole (15) is communicated with the second operation groove (22), the bottom wall of the first fixing groove (13) is provided with a water drainage hole (16), the driving structure (6) comprises a second operation rod (61) connected in the circular hole (23) in a rotating mode, the second operation rod (61) is connected with the first operation rod (51), the circumferential surface of the second operation rod (61) is provided with a plurality of operation pieces (62), and the opening, close to the first fixing groove (13), of the fixing hole (15) is higher than the driving structure (6);

be provided with operation frame (63) on operation piece (62), operation frame (63) and operation piece (62) enclose to close and are formed with collecting vat (631), the pervious hole (621) of intercommunication collecting vat (631) are seted up to one side that operation piece (62) kept away from operation frame (63).

2. A seawall structure according to claim 1, wherein: the limiting device is characterized in that a limiting component (55) for limiting the movement of the gear (52) is arranged on the straight prism block (54), a limiting groove (541) is formed in the side face of the straight prism block (54), the limiting component (55) comprises a spring (552) and a limiting block (551) which are arranged in the limiting groove (541), two ends of the spring (552) are fixedly connected with the bottom wall of the limiting groove (541) and the limiting block (551) respectively, one end of the gear (52) is attached to the first operating rod (51), and the other end of the gear (52) is attached to the limiting block (551).

3. A seawall structure according to claim 1, wherein: the inner wall of the second operation groove (22) far away from the inclined plane (12) is provided with a guide plate (24), and the height of the guide plate (24) is gradually reduced towards the direction close to the fixing hole (15).

4. A seawall structure according to claim 1, wherein: the lower end face of the baffle (2) is provided with a buoyancy plate.

5. A seawall structure according to claim 1, wherein: be provided with operation structure (7) that restriction baffle (2) rose on seawall body (1), operation structure (7) are including setting up locating plate (71) on plane (11), locating plate (71) extend towards first fixed slot (13) direction, locating slot (26) have been seted up towards one side of locating plate (71) in baffle (2), locating plate (71) slide to set up in locating slot (26).

6. A seawall structure according to claim 1, wherein: and a limiting plate (25) is arranged at one end, facing the inclined plane (12), of the baffle (2).

7. A seawall structure according to claim 1, wherein: and a filter block (17) is arranged in the fixing hole (15).

8. The method of claim 1, wherein the method further comprises: the method comprises the following steps: step one, selecting a position to be constructed, and determining the length of a seawall body (1);

secondly, digging a foundation trench on the ground in low tide, pouring a foundation in the foundation trench, pouring a seawall body (1) at the upper end of the foundation, and forming a fixing hole (15), a drain hole (16) and a first fixing groove (13) on the seawall body (1);

and thirdly, mounting parts except the rack (53) in the lifting structure (5) and parts of the driving structure (6) on the baffle (2), and then sequentially mounting the rack (53) and the baffle (2) in the first fixing groove (13).