CN210797445U

CN210797445U - Wetland restores ecological interception dam

Info

Publication number: CN210797445U
Application number: CN201921653670.8U
Authority: CN
Inventors: 黎世荇; 陈安
Original assignee: Anhui Tusheng Planning And Design Consulting Co ltd
Current assignee: Anhui Tusheng Planning And Design Consulting Co ltd
Priority date: 2019-09-28
Filing date: 2019-09-28
Publication date: 2020-06-19
Anticipated expiration: 2029-09-28

Abstract

The utility model relates to a wetland resumes technical field, a wetland resumes ecological interception dam is disclosed, including the dam body, soil horizon and vegetable layer, the top at the dam body is laid to the soil horizon, the vegetable layer is planted on the soil horizon, the dam body middle part is provided with the gate, the gate includes the frame with dam body fixed connection, slide the flashboard of connecting in the frame and fix the headstock gear that is used for driving the flashboard and removes at the frame top, the frame is close to equal fixedly connected with guide rail on two vertical portion's of river course side, be equipped with the filtration that is arranged in filtering the river course showy debris on the guide rail, filtration is including two side shields of sliding the connection on two guide rails, fix the filter between two side shields, fix the filter bottom be used for connecing the collecting box of showy debris and establish the drive assembly that the frame top was used for driving the. The utility model has the advantages of it is following and effect: the problem that sundries in river water enter the wetland along with water flow can be reduced, and the ecological environment of the wetland is improved.

Description

Wetland restores ecological interception dam

Technical Field

The utility model relates to a wetland resumes technical field, in particular to wetland resumes ecological interception dam.

Background

The wetland refers to a natural or artificial marshland and other shallow water areas with static or flowing water bodies, including water areas with the water depth not more than 6 meters at low tide. The saline-alkali land wetland is usually a wetland with a saline-alkali water body environment, is mostly present in a coastal area, and is affected by global climate change and human activities in recent years, the ecological hydrological pattern of the saline-alkali land wetland is changed, the water loss of the wetland is too fast in a drought season, and the balance in the wetland is easily damaged in a rainwater season.

At present, the utility model discloses a chinese utility model patent that bulletin number is CN206052652U discloses a wetland resumes ecological interception dam belongs to wetland and resumes technical field, including dam body, soil horizon and vegetable layer, the cross-section of dam body is isosceles trapezoid, the dam body includes dam body and last dam body down, dam body and last dam body constitute by the gabion net of inside packing stone down, it is located on the dam body down to go up the dam body, the top at last dam body is laid to the soil horizon, the vegetable layer is located on the soil horizon, the dam body middle part is provided with a gate that can reciprocate at least.

According to the technical scheme, the height of the wetland water level can be adjusted through the gate, and then the stability of the wetland water level is maintained. But has the following disadvantages: when the valve is opened to adjust the water level of the wetland in the dry season, impurities floating on river water and the like easily flow to the wetland area, and the ecological environment of the wetland is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a wetland resumes ecological interception dam, debris follow the problem that rivers entered into the wetland in the reducible river to improve the ecological environment of wetland.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a wetland resumes ecological interception dam, includes the dam body, soil horizon and vegetable layer, the soil horizon is laid the top of dam body, the vegetable layer is planted on the soil horizon, the dam body middle part is provided with the gate, the gate include with dam body fixed connection's frame, slide the flashboard of connecting in the frame and fix the headstock gear that is used for driving the flashboard and removes at the frame top, equal fixedly connected with guide rail on the frame is close to two vertical portion's in river course side, be equipped with the filtration that is arranged in filtering the river course showy debris on the guide rail, filtration is including sliding two side shields of connecting on two guide rails, fixing the filter between two side shields, fixing the filter bottom be used for connecing the collecting box of showy debris and establishing the drive assembly that is used for driving the side shield to slide at the frame top.

By adopting the technical scheme, when water in the river channel needs to be introduced into the wetland in the dry season of the wetland, the gate is opened by using the hoist, the water in the river channel is filtered by the filter plate firstly and then passes through the filter holes on the filter plate to enter the wetland area, so that the water level of the wetland is adjusted; the filter plate can intercept sundries floating in river water, so that the sundries fall into the collecting box under the action of gravity to be collected, and then the side baffle is driven by the driving assembly to move upwards, so that the collecting box is moved upwards, and the sundries in the collecting box are convenient to clean; therefore, the problem that impurities in river water enter the wetland along with water flow is reduced, and the ecological environment of the wetland is improved.

The utility model discloses further set up to, fixedly connected with gib block on the side that the side shield is close to the guide rail, set up on the guide rail and slide complex guide way with the gib block.

Through adopting above-mentioned technical scheme, be equipped with gib block and guide way, when drive assembly drove the side shield and removes, the gib block slided along the guide way to this stability when having improved the side shield and slided.

The utility model discloses further set up to, the filter is by the tip downward sloping of keeping away from the frame to the tip that is close to the frame.

By adopting the technical scheme, when water in the river channel passes through the filter plate, impurities in the river channel are intercepted by the filter plate and then fall into the collection box along the inclined plane of the filter plate under the action of gravity; the filter plate arranged obliquely can enable floating impurities to fall into the collecting box as much as possible, so that the problem that the floating impurities flow back to a river channel is solved.

The utility model is further arranged in that a slope is fixedly connected on the inner bottom surface of the collecting box, and the slope is downwards inclined from the side surface of the collecting box close to the outer frame to the side surface of the collecting box far away from the outer frame; and a water filtering hole is formed in the side surface of the collecting box far away from the outer frame.

By adopting the technical scheme, sundries falling in the collecting box can move to a lower position of the slope along a higher position of the slope; in the lifting process of the collecting box, the residual water in the collecting box can be discharged through the water filtering holes, so that the gravity of sundries in the collecting box is reduced during lifting, and the cleaning of the collecting box is more labor-saving.

The utility model is further arranged in that the driving component comprises two fixed sheets which are oppositely arranged and fixed on the top of the outer frame, a rotating rod which is connected with the two fixed sheets in a rotating way together, a winding roller which is fixed on the rotating rod, a lifting rope of which one end part is fixed on the winding roller and the other end part is connected with the side baffle, and a connecting rope which is respectively fixed on the two side baffles and is fixedly connected with the bottom end of the lifting rope together; one of them tip of dwang rotates wears to establish one of them stationary blade and fixedly connected with hand wheel.

By adopting the technical scheme, the driving assembly is set to be a combination of the fixing sheet, the rotating rod, the winding roller, the lifting rope and the connecting rope; the rotating hand wheel can drive the rotating rod to rotate, so that the lifting rope is wound on the winding roller; and then drive the removal of side shield and filter, because collecting box and filter fixed connection to this can drive the removal of collecting box, with this clearance of having made things convenient for the interior debris of collecting box.

The utility model discloses further set up to, the mounting panel of two relative settings of fixedly connected with on the top side of frame, two rotate the guide roll that is connected with and carries the stay cord contact jointly between the mounting panel.

By adopting the technical scheme, when the lifting rope is wound on the winding roller, the lifting rope is contacted with the guide roller, and the guide roller is rotated by the friction force generated by the contact; the problem of the lifting rope during the coiling contradict with the lateral edge of frame and cause wearing and tearing is avoided, and then the life of lifting rope has been prolonged.

The utility model discloses further set up to, be close to the hand wheel be equipped with on the stationary blade and be used for the spacing subassembly fixed with the dwang.

Through adopting above-mentioned technical scheme, when the collecting box promoted to be close to the top of frame, it is spacing with the dwang to utilize spacing subassembly, prevents that the dwang from taking place the rotation and causing the problem that the collecting box dropped, has guaranteed the normal clear of collecting box cleaning work.

The utility model is further arranged in that the limiting component comprises a limiting fluted disc fixed on the rotating rod, a limiting plate fixed on the fixing plate, a limiting rod sliding to penetrate through the limiting plate, a butt joint block fixed at the bottom end of the limiting rod and a pulling block fixed at the top end of the limiting rod; the limiting plate is provided with two through holes which are oppositely arranged, the limiting plate is further provided with two slots which are oppositely arranged, the limiting rod is fixedly connected with a circular plate, and the lower surface of the circular plate is fixedly connected with an inserting rod which can be inserted into the slots or the through holes.

By adopting the technical scheme, when the rotating rod needs to be fixed, the limiting rod is lifted downwards, then the limiting rod is rotated to align the inserted rod on the circular plate with the through hole, then the limiting rod is pressed downwards to insert the inserted rod into the through hole, and at the moment, the abutting block is just abutted to the tooth groove of the limiting fluted disc, so that the rotation of the limiting fluted disc is limited, and the rotation of the rotating rod fixedly connected with the limiting fluted disc is limited; when the dwang needs to be rotated in the same way, insert the inserted bar in the slot, the tooth's socket of spacing fluted disc is kept away from to butt joint piece this moment to this restriction to spacing fluted disc has been removed, thereby makes the dwang normally rotate.

To sum up, the utility model discloses a beneficial technological effect does:

according to the scheme, impurities floating in river water can be intercepted by using the filtering structure, so that the problem that the impurities in the river water enter the wetland along with water flow is reduced, and the ecological environment of the wetland is improved;

in the scheme, sundries falling in the collecting box can move to a position with a lower slope along a position with a higher slope; in the lifting process of the collecting box, residual water in the collecting box can be discharged through the water filtering holes, so that the gravity of sundries in the collecting box is reduced during lifting, and the collecting box is more labor-saving to clean;

utilize spacing subassembly spacing with the dwang in this scheme, prevent that the dwang from taking place the rotation and causing the problem that the collecting box dropped, guaranteed the normal clear and go on of collecting box cleaning work.

Drawings

FIG. 1 is a schematic view of the overall structure of the embodiment;

FIG. 2 is a schematic structural view of a filter structure in the embodiment;

FIG. 3 is an enlarged schematic view of A in FIG. 2;

FIG. 4 is a schematic structural diagram of a salient drive assembly of an embodiment;

fig. 5 is an enlarged schematic view of B in fig. 4.

Reference numerals: 1. a dam body; 11. a soil layer; 12. a vegetable layer; 2. a gate; 21. an outer frame; 211. a guide rail; 212. a guide groove; 22. a shutter plate; 23. a hoist; 3. a filter structure; 31. a side dam; 311. a guide strip; 32. a filter plate; 33. a collection box; 331. a slope; 332. water filtering holes; 34. a drive assembly; 341. a fixing sheet; 342. rotating the rod; 343. a winding roller; 344. lifting a rope; 345. connecting ropes; 346. mounting a plate; 347. a guide roller; 4. a limiting component; 41. a limit fluted disc; 42. a limiting plate; 421. a through hole; 422. a slot; 43. a limiting rod; 431. a circular plate; 432. inserting a rod; 44. a butting block; 45. and (5) pulling the block.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1, the wetland restoration ecological interception dam comprises a dam body 1, a soil layer 11 and a vegetation layer 12, wherein the cross section of the dam body 1 is isosceles trapezoid, the dam body 1 is formed by a gabion mesh filled with stones, one side of the dam body 1 is provided with the wetland, and the other side of the dam body 1 is provided with a river channel. The soil layer 11 is laid on the top of the dam body 1, and the vegetation layer 12 is planted on the soil layer 11. The middle part of the dam body 1 is provided with a plurality of gates 2, the number of the gates 2 is one in the embodiment, and the gate 2 comprises an outer frame 21, a gate plate 22 and a hoist 23. The outer frame 21 is a rectangular frame structure, the length direction of the outer frame 21 is consistent with the height direction of the dam body 1, the width direction of the outer frame 21 is consistent with the width direction of the dam body 1, and the outer frame 21 is fixed on the dam body 1. The gate plate 22 is a rectangular plate-shaped structure, two side surfaces of a large area of the gate plate 22 are respectively a river channel and a wetland, and the gate plate 22 is connected in the outer frame 21 in a sliding manner. The hoist 23 is fixed to the top of the outer frame 21, and the hoist 23 is used for driving the shutter 22 to move along the outer frame 21. Opening the gate 2 in the water-rich period of the wetland to enable river water to flow into the wetland so as to relieve flood disasters; and in the dry period of the wetland, the gate 2 is opened to enable river water to flow into the wetland, and then the gate 2 is closed, so that the water level of the wetland is maintained to be stable, and the effects of flood detention and dry compensation are achieved.

As shown in fig. 2 and 3, the side surface of the outer frame 21 close to the river channel is fixedly connected with guide rails 211, the guide rails 211 are of a rectangular parallelepiped structure, the length direction of the guide rails 211 is the same as the height direction of the outer frame 21, the number of the guide rails 211 is two, and the two guide rails 211 are respectively fixed on the side surfaces of two vertical portions of the outer frame 21. The guide rail 211 is provided with a filter structure 3, and the filter structure 3 comprises a side baffle 31, a filter plate 32, a collection box 33 and a driving component 34. The side baffle 31 is a right trapezoid plate-shaped structure, the side baffle 31 is vertically arranged, the bottom surface of the side baffle 31 with a smaller area is located below the bottom surface of the side baffle 31 with a larger area, the number of the side baffles 31 is two, the two side baffles 31 are symmetrically arranged along the central axis of the outer frame 21, and the side surfaces of the two side baffles 31 with smaller areas are respectively close to the two guide rails 211. Guide grooves 212 are formed in the guide rails 211, the cross sections of the guide grooves 212 are T-shaped, the length directions of the guide grooves 212 are the same as the length directions of the guide rails 211, guide strips 311 are fixedly connected to the side faces, close to the guide rails 211, of the side baffles 31, the cross sections of the guide strips 311 are T-shaped, the length directions of the guide strips 311 are the same as the length directions of the guide rails 211, and the guide strips 311 are matched with the guide rails 211 in a sliding mode.

As shown in fig. 2, the filter plate 32 is a rectangular plate-shaped structure, the filter plate 32 is fixedly connected to the two side baffles 31, two edges of the side surface of the filter plate 32 far away from the river channel are fixedly connected to the inclined side surfaces of the two side baffles 31, respectively, and the filter plate 32 is inclined downwards to the end portion close to the outer frame 21 from the end portion far away from the outer frame 21. The collecting box 33 is fixed at the bottom of the filter plate 32, the length direction of the collecting box 33 is consistent with the width direction of the gate plate 22, when water in the river channel passes through the filter plate 32, sundries in the river channel are intercepted by the filter plate 32, and then fall into the collecting box 33 under the action of gravity along the inclined plane of the filter plate 32 so as to collect the sundries. The inner bottom surface of the collecting box 33 is fixedly connected with a slope 331, the slope 331 is of a right-angled triangular prism structure, the length direction of the slope 331 is consistent with that of the collecting box 33, and the slope 331 inclines downwards from the side surface of the collecting box 33 close to the outer frame 21 to the side surface of the collecting box 33 far away from the outer frame 21. The water filtering hole 332 is formed in the collecting box 33, the water filtering hole 332 is a circular hole, the water filtering hole 332 penetrates through the side wall of the collecting box 33 along the thickness direction of the side wall of the collecting box 33, and the water filtering hole 332 is formed in the side face, far away from the outer frame 21, of the collecting box 33; the sundries falling in the collecting box 33 can move along the higher position of the slope 331 to the lower position of the slope 331; during the lifting of the collection tank 33, the water remaining in the collection tank 33 may be discharged through the water filtering hole 332.

As shown in fig. 2 and 4, the driving assembly 34 is used for driving the side barrier 31 to move, and the driving assembly 34 includes a fixing plate 341, a rotating rod 342, a winding roller 343, a lifting rope 344 and a connecting rope 345. The fixing pieces 341 are rectangular plate-shaped structures, the length direction of the fixing pieces 341 is consistent with the height direction of the outer frame 21, the bottom surfaces of the fixing pieces 341 with smaller areas are fixed on the top of the outer frame 21, the number of the fixing pieces 341 is two, and the two fixing pieces 341 are symmetrically arranged along the central axis of the outer frame 21. The rotating rod 342 is a cylindrical structure, the length direction of the rotating rod 342 is consistent with the width direction of the outer frame 21, one end of the rotating rod 342 is rotatably connected to one of the fixing plates 341, the other end of the rotating rod 342 is rotatably inserted into the other fixing plate 341, the rotating rod 342 is fixedly connected with a hand wheel (not shown) at the end of the fixing plate 341, and the rotating rod 342 can be conveniently rotated through the hand wheel. The wire winding roller 343 is a circular tube structure, the inner diameter of the wire winding roller 343 is slightly larger than the diameter of the rotating rod 342, the wire winding roller 343 is coaxially arranged with the rotating rod 342, and the wire winding roller 343 is fixed on the rotating rod 342. The mounting plates 346 are fixedly connected to the side face of the top of the outer frame 21, the mounting plates 346 are rectangular plate-shaped structures, the side face of the mounting plates 346 with a smaller area is fixedly connected to the outer frame 21, the number of the mounting plates 346 is two, and the two mounting plates 346 are symmetrically arranged along the central axis of the outer frame 21. A guide roller 347 is coupled between the two mounting plates 346, the guide roller 347 has a cylindrical structure, and the length direction of the guide roller 347 coincides with the width direction of the outer frame 21. One end of the lifting rope 344 is fixed to the winding roller 343, and the other end of the lifting rope 344 extends around the guide roller 347 in the direction of the filter plates 32. The number of the connecting ropes 345 is two, the ends of the two connecting ropes 345 are respectively fixed on the upper surfaces of the two side guards 31, and the ends of the two connecting ropes 345 far away from the side guards 31 are fixedly connected with the ends of the lifting ropes 344 far away from the winding rollers 343.

The hand wheel is rotated to drive the rotating rod to rotate, so that the lifting rope 344 is wound on the winding roller 343; when the lifting rope 344 is wound around the wind-up roller, the lifting rope 344 contacts the guide roller 347, and the guide roller 347 is rotated by a frictional force generated by the contact; the problem that the lifting rope 344 collides with the side edge of the end part of the outer frame 21 to generate abrasion when being wound is avoided, and the service life of the lifting rope 344 is further prolonged; the lifting rope 344 is wound around the winding roller 343 and then drives the side baffle 31 and the filter plate 32 to move, and the collecting box 33 is fixedly connected with the filter plate 32 so as to drive the collecting box 33 to move, thereby facilitating the cleaning of sundries in the collecting box 33.

As shown in fig. 4 and 5, a fixing plate 341 close to the handwheel is provided with a limiting assembly 4, the limiting assembly 4 is used for limiting the rotation of the rotating rod 342, and the limiting assembly 4 includes a limiting toothed disc 41, a limiting plate 42, a limiting rod 43, a butting block 44 and a pulling block 45. The limiting gear 41 is coaxial with the rotating rod 342, and the limiting gear 41 is fixed on the rotating rod 342. The limiting plate 42 is of a rectangular plate-shaped structure, and the lower surface edge of the limiting plate 42 is fixed at the top of the fixing piece 341 close to the hand wheel. The limiting rod 43 is of a cylindrical structure, the limiting rod 43 vertically penetrates through the limiting plate 42, and the limiting rod 43 is connected with the limiting plate 42 in a sliding mode. The abutting block 44 is fixed on the bottom end of the limiting rod 43, and the abutting block 44 can be clamped in the tooth groove of the limiting fluted disc 41. The pulling block 45 is in a circular plate-shaped structure, the pulling block 45 and the limiting rod 43 are coaxial, and the pulling block 45 is fixed at the top of the limiting rod 43.

A circular plate 431 is fixedly connected to the limiting rod 43 at the peripheral side between the limiting plate 42 and the pulling block 45, and the circular plate 431 and the limiting rod 43 are coaxial. The lower surface of the circular plate 431 is fixedly connected with the inserted rods 432, the inserted rods 432 are of a cylindrical structure, the length direction of the inserted rods 432 is consistent with that of the limiting rod 43, the number of the inserted rods 432 is two, and the two inserted rods 432 are symmetrically distributed along the central axis of the limiting rod 43. The limiting plate 42 is provided with through holes 421, the through holes 421 are circular holes, the through holes 421 penetrate through the limiting plate 42 along the thickness direction of the limiting plate 42, the inner diameter of each through hole 421 is larger than the outer diameter of the corresponding inserted rod 432, the number of the through holes 421 is two, the two through holes 421 are symmetrically distributed along the central axis of the limiting plate 42, and when the inserted rods 432 penetrate through the limiting plate 42 through the through holes 421 and the lower surface of the circular plate 431 is tightly attached to the upper surface of the limiting plate 42, the abutting blocks 44 are just positioned in the tooth grooves of; the limiting plate 42 is further provided with two slots 422, the shapes of the slots 422 are similar to those of the through holes 421, the lengths of the slots 422 are smaller than the thickness of the limiting plate 42, and the two slots 422 are symmetrically distributed along the central axis of the limiting plate 42.

When the collecting box 33 is lifted to be close to the top of the outer frame 21, the rotating rod 342 is limited by the limiting component 4, the limiting rod 43 is pulled upwards, then the limiting rod 43 is rotated, the inserted rod 432 on the circular plate 431 is aligned with the through hole 421, then the limiting rod 43 is pressed downwards, the inserted rod 432 is inserted into the through hole 421, at the moment, the abutting block 44 of the limiting rod 43 is abutted in the tooth groove of the limiting toothed disc 41 just, so that the rotation of the limiting toothed disc 41 is limited, the rotation of the rotating rod 342 fixedly connected with the limiting toothed disc 41 is limited, and the problem that the collecting box 33 falls down due to the self-rotation of the rotating rod 342 is reduced; similarly, when the rotating rod 342 needs to be rotated, the inserting rod 432 is inserted into the slot 422, and the abutting block 44 is away from the tooth groove of the limiting tooth disk 41, so as to remove the limitation on the limiting tooth disk 41, and the rotating rod 342 can rotate normally.

When the water level adjusting device is used, in a dry season of the wetland, when water in a river channel needs to be introduced into the wetland, the gate 2 is opened by the hoist 23, the water in the river channel is filtered by the filter plate 32 firstly and then passes through the filter holes in the filter plate 32 to enter the wetland area, so that the water level of the wetland is adjusted; the filter plate 32 can intercept sundries floating in river water, so that the sundries fall in the collection box 33 under the action of gravity to be collected, and then the side baffle 31 is driven by the driving component 34 to move upwards, so that the collection box 33 is moved upwards, and the sundries in the collection box 33 are convenient to clean; therefore, the problem that impurities in river water enter the wetland along with water flow is reduced, and the ecological environment of the wetland is improved.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a wetland resumes ecological interception dam, includes dam body (1), soil horizon (11) and vegetable layer (12), soil horizon (11) are laid the top of dam body (1), vegetable layer (12) are planted on soil horizon (11), dam body (1) middle part is provided with gate (2), gate (2) include with dam body (1) fixed connection's frame (21), slide and connect flashboard (22) in frame (21) and fix headstock gear (23) that are used for driving flashboard (22) and remove at frame (21) top, characterized by: equal fixedly connected with guide rail (211) on frame (21) is close to the side of two vertical portions of river course, be equipped with on guide rail (211) and be arranged in filtering floating filtration (3) of debris in the river course, filtration (3) are including two side shield (31) of sliding connection on two guide rail (211), fix filter (32) between two side shield (31), fix and be used for connecing the collecting box (33) of floating debris greatly and establish drive assembly (34) that are used for driving side shield (31) and slide at frame (21) top in filter (32) bottom.

2. The wetland restoration ecological interception dam of claim 1, which is characterized in that: the side baffle (31) is close to fixedly connected with guide strip (311) on the side of guide rail (211), set up on guide rail (211) with guide strip (311) sliding fit's guide way (212).

3. The wetland restoration ecological interception dam of claim 1, which is characterized in that: the filter plate (32) is inclined downwards from the end far away from the outer frame (21) to the end close to the outer frame (21).

4. The wetland restoration ecological interception dam of claim 1, which is characterized in that: the inner bottom surface of the collecting box (33) is fixedly connected with a slope (331), and the slope (331) is inclined downwards from the side surface of the collecting box (33) close to the outer frame (21) to the side surface of the collecting box (33) far away from the outer frame (21); and a water filtering hole (332) is formed in the side surface, away from the outer frame (21), of the collecting box (33).

5. The wetland restoration ecological interception dam of claim 1, which is characterized in that: the driving assembly (34) comprises two opposite fixing plates (341) fixed at the top of the outer frame (21), a rotating rod (342) connected with the two fixing plates (341) in a rotating mode, a winding roller (343) fixed on the rotating rod (342), a lifting rope (344) with one end fixed on the winding roller (343) and the other end connected with the side baffle (31), and connecting ropes (345) respectively fixed on the two side baffles (31) and fixedly connected with the bottom ends of the lifting rope (344); one end of the rotating rod (342) rotates to penetrate through one of the fixing plates (341) and is fixedly connected with a hand wheel.

6. The wetland restoration ecological interception dam of claim 5, which is characterized in that: two opposite mounting plates (346) are fixedly connected to the side face of the top of the outer frame (21), and a guide roller (347) in contact with the lifting rope (344) is connected between the two mounting plates (346) in a rotating mode.

7. The wetland restoration ecological interception dam of claim 5, which is characterized in that: and a limiting component (4) for fixing the rotating rod (342) is arranged on the fixing sheet (341) close to the hand wheel.

8. The wetland restoration ecological interception dam of claim 7, which is characterized in that: the limiting assembly (4) comprises a limiting fluted disc (41) fixed on the rotating rod (342), a limiting plate (42) fixed on the fixing plate (341), a limiting rod (43) slidably penetrating the limiting plate (42), a butting block (44) fixed at the bottom end of the limiting rod (43) and a pulling block (45) fixed at the top end of the limiting rod (43); set up two through-holes (421) that set up relatively on limiting plate (42), still set up two slot (422) that set up relatively on limiting plate (42), fixedly connected with plectane (431) on gag lever post (43), inserted bar (432) in fixedly connected with insertable slot (422) or through-hole (421) on the lower surface of plectane (431).