CN115075319A

CN115075319A - Clear silt equipment for river course restoration

Info

Publication number: CN115075319A
Application number: CN202210643410.2A
Authority: CN
Inventors: 付太龙; 蔡波; 姚金杰
Original assignee: Hangzhou Jiangchuan Water Conservancy Engineering Design Consulting Co ltd
Current assignee: Hangzhou Jiangchuan Water Conservancy Engineering Design Consulting Co ltd
Priority date: 2022-06-08
Filing date: 2022-06-08
Publication date: 2022-09-20
Anticipated expiration: 2042-06-08
Also published as: CN115075319B

Abstract

The invention provides a silt removing device for riverway restoration, which relates to the technical field of riverway desilting, and comprises a work boat, a sludge pump and a high-pressure water pump, wherein the sludge pump and the high-pressure water pump are respectively connected with an inner water guide pipe and an outer water guide pipe, the end part of the inner water guide pipe extends to the inside of the outer water guide pipe and is connected with a deformable inner cylinder, the outer side of the inner cylinder is provided with a pressure rod for crushing large-volume silt blocks, the inner side of the inner cylinder is provided with an arc-shaped screening component for intercepting small-volume silt blocks, the outer part of the inner cylinder is provided with an outer cylinder connected with the end part of the outer water guide pipe, a rotatable stirring rope is arranged below the outer cylinder, high-pressure water flow can drive the stirring rope to rotate at the end part of the inner cylinder through a rotating component, the rotating stirring rope impacts the solidified silt to damage the integrity of the sludge, the sludge is stirred to be convenient for cleaning, the silt further improves the desilting efficiency, the screening component can intercept the silt blocks, and can be finely crushed under the action of the pressure lever and the rolling block, thereby avoiding blockage.

Description

Clear silt equipment for river course restoration

Technical Field

The invention relates to the technical field of river channel dredging, in particular to sludge cleaning equipment for river channel restoration.

Background

Besides hindering river navigation and causing reduction of shipping capacity, river channel siltation mainly harms reduction of river flood discharge capacity, aggravation of flood disasters and increase of flood control difficulty. A cutter suction dredger is a common dredging tool, soil at the river bottom or the sea bottom is loosened by utilizing a rotating reamer, water and mud are mixed into slurry, the slurry is sucked into a sludge pump body through a sludge suction pipe and is conveyed to a sludge discharge area through a sludge discharge pipe, and due to long-time accumulation, the sludge is solidified, has poor liquidity and is difficult to suck, so that a plurality of sludge pumps can only suck muddy water.

Application number is CN 201811057686.2's a river course dredging agitating unit for hydraulic engineering, through in device inserts silt, reamer head and stirring part stir and upwards transport the silt of consolidation, need be equipped with the motor and drive, have increased the cost of manufacture, and reamer head volume is limited simultaneously, only is effective to the silt of contact, has reduced desilting efficiency.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides silt removing equipment for riverway restoration, which solves the problems that a comparison file needs to be provided with a motor for driving, the manufacturing cost is increased, meanwhile, the volume of a reamer head is limited, the reamer head is only effective to contacted silt, and the silt removing efficiency is reduced.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: a silt removing device for repairing a river channel comprises a working ship, a sludge pump and a high-pressure water pump, wherein the sludge pump and the high-pressure water pump are respectively arranged on a deck and a side wall of the working ship, the sludge pump and the high-pressure water pump are respectively connected with an inner water guide pipe and an outer water guide pipe, the end part of the inner water guide pipe extends into the outer water guide pipe and is connected with a deformable inner cylinder, a pressing rod for crushing large-volume silt blocks is arranged on the outer side of the inner cylinder, a screening component for intercepting small-volume silt blocks and is arc-shaped is arranged on the inner side of the inner cylinder, an outer cylinder connected with the end part of the outer water guide pipe is arranged on the outer side of the inner cylinder, a rotating component which automatically rotates by taking fluid as power is arranged between the outer cylinder and the inner cylinder, a stirring rope for improving a silt removing effect is connected below the rotating component, and a submersible type electro-hydraulic push rod connected with the rotating component is arranged on the outer wall of the outer cylinder;

the inner tube includes interconnect's between adjacent fixed top cylinder, a flexible elasticity awl section of thick bamboo and a fixed base section of thick bamboo, and the depression bar is close to the outer wall of an elasticity awl section of thick bamboo, and the depression bar is connected with rotating assembly, can block up the inner tube and make the elasticity awl section of thick bamboo roll the extrusion to it when expanding at silt piece, realizes disintegrating of silt piece, and screening subassembly interception small size silt piece to make it be close to an elasticity awl section of thick bamboo under centrifugal action, rely on the friction between the relative motion can be with the grinding of tiny silt piece.

Further, the rotating assembly comprises a fixing frame connected with the submersible electric-hydraulic push rod, one end of the fixing frame, which is located inside the outer barrel, is connected with a fixing frame, the inner wall of the fixing frame is movably connected with a rotating outer ring, the inner wall of the rotating outer ring is connected with an inclined piece and a hook block which are arranged in a central annular array mode through the circle center of the inclined piece, the side walls of the inclined piece and the hook block are connected with a rotating inner ring which is concentric with the rotating outer ring, the high-pressure water pump drives water flow to rotate with the hook block when passing through the inclined piece, a driving rope is driven to rotate, the flow potential energy of the water flow serves as driving force, the energy is fully utilized, and the manufacturing cost is reduced while the rotation purpose is achieved.

Further, the stirring rope includes the hook piece and rather than the chain of being connected, and the bottom welding of chain has gravity arris piece, and gravity arris piece has increased the weight of chain bottom, has also increased the sharpness of chain, is convenient for destroy the integrality of river bottom consolidation silt, improves desilting efficiency.

Further, the outer wall of an elasticity awl section of thick bamboo is fixed with the wear pad of densely covered, and the inner wall of an elasticity awl section of thick bamboo is fixed with densely covered and for hemispherical piece of grinding, and the wear pad can reduce the depression bar with the piece of grinding and to the degree of wear of an elasticity awl section of thick bamboo, improves its durability, and hemispherical bellied piece of grinding is convenient for also improve the effect of finely crushing to the silt piece simultaneously.

Furthermore, the pressing rod is in an arc shape, the end part of the pressing rod points to the elastic conical cylinder, the end part of the pressing rod is movably connected with a rolling ball, and the rolling ball arranged at the end part of the pressing rod can rotate at the end part of the pressing rod, so that sliding friction between the pressing rod and the inner cylinder is converted into rolling friction, and the abrasion to the elastic conical cylinder is favorably reduced.

Further, the tip threaded connection of urceolus has a draft tube, and the tip of draft tube inclines to its axis, and the rounding off is polished to the draft tube tip, and the draft tube can guide the rivers direction of impact, does benefit to and improves the impact effect, also inclines towards the inner tube side when bouncing back with rivers striking simultaneously, helps driving silt to the motion of urceolus side, further improves desilting efficiency.

Furthermore, a through groove matched with the fixing frame is formed in the outer barrel, and the through groove is parallel to the axis of the outer barrel and the submersible electro-hydraulic push rod.

Furthermore, the screening subassembly includes movable mounting in the frame of fixed top cylinder inner wall bottom side, and the welding has the friction lever and the paddle of equidistance distribution on the frame, and the paddle can drive the frame rotatory under the fluid action to make the screening subassembly when intercepting little volume silt piece, can drive the silt piece and rotate, the inner wall friction with the elastic cone section of thick bamboo is broken in small pieces gradually.

(III) advantageous effects

The invention provides sludge cleaning equipment for riverway restoration. The method has the following beneficial effects:

1. this riverway restoration is with clear silt equipment, the sludge pump makes the inner tube tip produce suction through interior aqueduct, the high-pressure water pump is through the outer aqueduct from the fast-speed rivers of discharging between urceolus and the inner tube, strike silt, one inhale one row, the rivers that make this urceolus form the axial flow, do benefit to the clearance of silt, high-pressure rivers accessible rotating component drives to mix the rope rotatory at the inner tube tip simultaneously, rotatory silt of stirring rope striking consolidation, do benefit to and destroy its wholeness, the influence range of this equipment to riverbed silt has also been improved, it is convenient for along with the rivers motion to mix silt, and then improve desilting efficiency.

2. The submersible type electro-hydraulic push rod can stretch out and draw back to drive the rotating assembly to move up and down, the movement of the pressure rod and the stirring rope is also driven, the contact position of the pressure rod and the elastic conical cylinder is changed, the impact crushing effect on large-size sludge blocks is improved, the length of the stirring rope extending out of the outer cylinder is changed, the influence of centrifugal force on the stirring rope when the rotating assembly rotates can be changed, the movement range of the bottom end of the rotating assembly is changed, and the rotating assembly can be conveniently adjusted according to actual requirements

3. This clear silt equipment is used in river course restoration, inhale the silt piece in the inner tube and be intercepted by the screening subassembly, avoid this equipment tip to take place to block up, conflict elasticity awl section of thick bamboo can make its outside outstanding when the silt piece is amasss greatly, can constantly strike outstanding department along with rotating assembly pivoted depression bar, it is cracked with the silt piece, the silt piece of fritter can be under rotatory screening subassembly centrifugal action, conflict elasticity awl section of thick bamboo inner wall, the silt piece, the friction lever and roll the piece between the reciprocal motion, can be with the silt piece gradually finely broken until seeing through the space between the friction lever and take out, the volume of inhaling the silt piece has effectively been controlled, reduce the damage probability of sludge pump.

4. This clear silt equipment is used in riverway restoration, high pressure water pump drive rivers can drive its rotation with the hook piece when the slope piece to the drive stirs the rope and rotates, regard as drive power with the flow potential energy of rivers, carries out make full use of the energy, has reduced the cost of manufacture when realizing the purpose.

5. This riverway restoration is with clear silt equipment, wear pad and the piece of grinding can reduce the depression bar to the degree of wear of elasticity awl section of thick bamboo, improve its durability, hemispherical bellied the piece of grinding also is convenient for improve the fine crushing effect to the silt piece simultaneously.

6. This clear silt equipment is used in river course restoration, the grinding ball that the depression bar tip set up can be rotatory at the depression bar tip, makes the sliding friction between depression bar and the inner tube convert rolling friction into, does benefit to the wearing and tearing that reduce the elastic cone section of thick bamboo.

7. This clear silt equipment is used in river course restoration, draft tube can guide the rivers direction of impact, do benefit to and improve the impact effect, and towards the inner tube side when also rebounding rivers striking simultaneously, help driving the motion of silt to the inner tube side, further improve desilting efficiency, draft tube has increased the extension length of urceolus, replaces urceolus and stirs the rope friction, has effectively reduced the wearing and tearing condition of urceolus, does benefit to and improves its durability.

Drawings

FIG. 1 is a structural sectional view of the present invention

Fig. 2 is a schematic view of the overall structure of the present invention.

FIG. 3 is an enlarged view of the invention at A in FIG. 1.

FIG. 4 is a schematic view of a rotary assembly according to the present invention.

Figure 5 is a schematic structural view of a screening assembly of the present invention.

FIG. 6 is a schematic view of the construction of the agitation rope of the present invention.

FIG. 7 is a schematic structural view of the inner barrel of the present invention.

Fig. 8 is a schematic structural view of the direction of water flow in the present invention.

FIG. 9 is a schematic view of the compression bar of the present invention moving downward to deform the elastic cone.

FIG. 10 is a schematic view of the compression bar of the present invention.

FIG. 11 is a schematic view of the elastic cone cylinder of the present invention when it is partially protruded by the action of sludge blocks

In the figure: 1. an inner barrel; 101. fixing the top cylinder; 102. an elastic cone; 103. fixing the bottom cylinder; 2. an outer cylinder; 3. an inner aqueduct; 4. an outer aqueduct; 5. a submersible electro-hydraulic push rod; 6. a rotating assembly; 61. a fixing frame; 62. rotating the outer ring; 63. an inclined plate; 64. hooking the block; 65. rotating the inner ring; 7. stirring the rope; 71. a chain; 72. a gravity prism block; 8. a pressure lever; 9. a draft tube; 10. a screening component; 1001. a frame; 1002. a friction lever; 1003. a blade.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The embodiment of the invention provides a sludge cleaning device for riverway restoration, which comprises a work boat, a sludge pump and a high-pressure water pump as shown in figures 1-11, wherein the sludge pump and the high-pressure water pump are respectively arranged on a deck and a side wall of the work boat, the sizes of the sludge pump and the high-pressure water pump can be selected according to the specific sludge cleaning amount and the size of the work boat, the sludge pump and the high-pressure water pump are respectively connected with an inner water guide pipe 3 and an outer water guide pipe 4, the end part of the inner water guide pipe 3 extends to the inside of the outer water guide pipe 4 and is connected with a deformable inner cylinder 1, the end parts of the inner water guide pipe and the outer water guide pipe are connected in a flange way, the inner water guide pipe 3 and the outer water guide pipe 4 are in a coaxial state near the inner cylinder 1, the inner water guide pipe 3 penetrates out from the side wall of the outer water guide pipe 4 near the sludge pump, the end parts of the inner water guide pipe and the outer water guide pipe 4 are separated, the side wall of the outer water guide pipe 4 is provided with a through hole matched with the inner water guide pipe 3, the penetrating position is sealed, a pressure rod 8 for breaking large-volume sludge blocks is arranged on the outer side of an inner cylinder 1, a screening component 10 which intercepts small-volume sludge blocks and is arc-shaped is arranged on the inner side of the inner cylinder 1, an outer cylinder 2 connected with the end part of an outer water guide pipe 4 is arranged on the outer side of the inner cylinder 1, the outer cylinder 2 is connected with a lifting frame on a work ship through a steel cable, the lifting frame is used for transferring the equipment in space, a rotating component 6 which automatically rotates by taking fluid as power is arranged between the outer cylinder 2 and the inner cylinder 1, a stirring rope 7 for improving the dredging effect is connected to the lower part of the rotating component 6, a submersible electric hydraulic push rod 5 connected with the rotating component 6 is arranged on the outer wall of the outer cylinder 2, and the submersible electric hydraulic push rod is equivalent to an underwater electric push rod I in a comparison document (CN202022113059.5 device for detecting cracks of underwater concrete on a shore wall), and is a well-known underwater telescopic structure;

the inner cylinder 1 comprises a fixed top cylinder 101, a deformable elastic cone cylinder 102 and a fixed bottom cylinder 103 which are mutually connected, the elastic cone cylinder 102 is made of wear-resistant rubber, the press rod 8 is close to the outer wall of the elastic cone cylinder 102, the press rod 8 is connected with the top of the rotating component 6 and can roll and extrude the elastic cone cylinder 102 when the sludge blocks block the inner cylinder 1 and expand the elastic cone cylinder 102, so that the sludge blocks are cracked, the screening component 10 intercepts small-volume sludge blocks and enables the small-volume sludge blocks to be close to the elastic cone cylinder 102 under the centrifugal action, the small-volume sludge blocks can be ground by means of friction between relative movements, the sludge pump enables the end part of the inner cylinder 1 to generate suction through the inner water guide pipe 3, the high-speed water flow is discharged from the space between the outer cylinder 2 and the inner cylinder 1 through the outer water guide pipe 4 to impact the sludge, one row by one row, so that the water flow of the outer cylinder 2 forms axial flow, thereby being beneficial to the cleaning of the sludge, simultaneously high-pressure rivers accessible rotating assembly 6 drives stirring rope 7 rotatory at inner tube 1 tip, and rotatory stirring rope 7 striking consolidation silt does benefit to and destroys its wholeness, stirs silt and is convenient for along with rivers motion, and then improves desilting efficiency. The silt piece that inhales in the inner tube 1 is intercepted by screening components 10, avoid this equipment tip to take place to block up, conflict elasticity awl section of thick bamboo 102 can make it outwards outstanding when the silt piece volume is too big, can constantly strike outstanding department along with rotating assembly 6 pivoted depression bar 8, it is cracked to have the silt piece, the silt piece of fritter can be under rotatory screening components 10 centrifugal action, conflict elasticity awl section of thick bamboo 102 inner wall, the silt piece, friction lever 1002 and roll the piece between the mutual motion, can be with the silt piece gradually finely broken until seeing through the space between the friction lever 1002 and take out, the volume of inhaling the silt piece has effectively been controlled, reduce the damage probability of sludge pump.

The rotating assembly 6 comprises a fixing frame connected with the submersible electric-hydraulic push rod 5, one end of the fixing frame, which is positioned inside the outer barrel 2, is connected with a fixing frame 61, the inner wall of the fixing frame 61 is movably connected with a rotating outer ring 62, the inner wall of the rotating outer ring 62 is connected with an inclined sheet 63 and a hook block 64 which are arranged in an annular array mode by taking the circle center as the center, the top of the hook block 64 is connected with a pressure lever 8, the bottom of the hook block 64 is connected with a stirring rope 7, the inclined sheet 63 inclines towards the same rotating direction, the side walls of the inclined sheet 63 and the hook block 64 are connected with a rotating inner ring 65 which is concentric with the rotating outer ring 62, and the high-pressure water pump can drive water flow to rotate with the hook block 64 when passing through the inclined sheet 63, so that the stirring rope 7 is driven to rotate, the flow potential energy of the water flow is used as the driving force, the energy is fully utilized, and the manufacturing cost is reduced while the rotating purpose is realized.

The stirring rope 7 comprises a hook block 64 and a chain 71 connected with the hook block, a gravity ridge block 72 is welded at the bottom end of the chain 71, the gravity ridge block 72 increases the weight of the bottom end of the chain 71, the sharpness of the chain 71 is also increased, the integrity of the river bottom consolidation silt is convenient to destroy, and the dredging efficiency is improved.

The outer wall of the elastic cone cylinder 102 is fixed with densely-distributed wear-resisting pieces, the inner wall of the elastic cone cylinder 102 is fixed with densely-distributed and hemispherical grinding blocks, the wear-resisting pieces and the grinding blocks can reduce the wear degree of the compression bar 8 to the elastic cone cylinder 102, the durability of the elastic cone cylinder is improved, and meanwhile, the hemispherical convex grinding blocks are also convenient to improve the fine crushing effect of sludge blocks.

The pressing rod 8 is arc-shaped, the end part of the pressing rod 8 points to the elastic conical cylinder 102, the end part of the pressing rod 8 is movably connected with a grinding ball, the pressing rod 8 has certain elasticity and bends towards the inner cylinder 1, water flow outside the inner cylinder 1 impacts the pressing rod 8 to enable the pressing rod to bend towards the inner cylinder 1 all the time, the impact effect on the protruding part of the elastic conical cylinder 102 is convenient to guarantee, the grinding ball arranged at the end part of the pressing rod 8 can rotate at the end part of the pressing rod 8, sliding friction between the pressing rod 8 and the inner cylinder 1 is converted into rolling friction, and the reduction of abrasion to the elastic conical cylinder 102 is facilitated.

The tip threaded connection of urceolus 2 has draft tube 9, the tip of draft tube 9 inclines to its axis side, the rounding off is polished to 9 tip of draft tube, draft tube 9 can guide the rivers direction of impact, do benefit to and improve the impact effect, also incline towards inner tube 1 side when rebounding with rivers striking simultaneously, help driving silt to the motion of inner tube 1 side, further improve desilting efficiency, draft tube 9 has increased the extension length of urceolus 2, replace urceolus 2 and mix 7 frictions of rope, the wearing and tearing condition of urceolus 2 has effectively been reduced, do benefit to and improve its durability.

The outer barrel 2 is provided with a through groove matched with the fixing frame, and the through groove is parallel to the axis of the outer barrel 2 and the submersible electro-hydraulic push rod 5.

The screening component 10 comprises a frame 1001 movably mounted on the bottom side of the inner wall of the fixed top cylinder 101, friction rods 1002 and paddles 1003 which are distributed at equal intervals are welded on the frame 1001, the friction rods 1002 are arc-shaped and densely distributed in the frame 1001, the same ring is welded at the end of each friction rod 1002, the paddles 1003 are arranged in the friction rods 1002 which are distributed at equal intervals and are located in the same arc surface with the same, specifically, as shown in fig. 5, the paddles 1003 can drive the frame 1001 to rotate under the action of a fluid, so that the screening component 10 can drive sludge blocks to rotate while intercepting small-volume sludge blocks, and the sludge blocks are gradually rubbed with the inner wall of the elastic cone cylinder 102 to be broken.

The working principle is as follows: during the use, the sludge pump makes 1 tip of inner tube produce suction through interior aqueduct 3, the high-pressure water pump is through the fast-speed rivers of outer aqueduct 4 follow discharge between urceolus 2 and the inner tube 1, strike silt, one suction is one row, make the rivers of this urceolus 2 form the axial flow, do benefit to the clearance of silt, high-pressure rivers accessible rotary component 6 drives to stir rope 7 rotatory at 1 tip of inner tube simultaneously, rotatory 7 striking concreties' silt of stirring rope, do benefit to and destroy its wholeness, stir silt and be convenient for along with the rivers motion, and then improve desilting efficiency. The silt piece that inhales in the inner tube 1 is intercepted by screening components 10, avoid this equipment tip to take place to block up, conflict elasticity awl section of thick bamboo 102 can make it outwards outstanding when the silt piece volume is too big, can constantly strike outstanding department along with rotating assembly 6 pivoted depression bar 8, it is cracked to have the silt piece, the silt piece of fritter can be under rotatory screening components 10 centrifugal action, conflict elasticity awl section of thick bamboo 102 inner wall, the silt piece, friction lever 1002 and roll the piece between the mutual motion, can be with the silt piece gradually finely broken until seeing through the space between the friction lever 1002 and take out, the volume of inhaling the silt piece has effectively been controlled, reduce the damage probability of sludge pump.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A silt removing device for riverway restoration comprises a workboat, a sludge pump and a high-pressure water pump, wherein the sludge pump and the high-pressure water pump are respectively arranged on a deck and a side wall of the workboat, and is characterized in that the sludge pump and the high-pressure water pump are respectively connected with an inner water guide pipe (3) and an outer water guide pipe (4), the end part of the inner water guide pipe (3) extends to the inside of the outer water guide pipe (4) and is connected with a deformable inner cylinder (1), a pressure rod (8) for breaking large silt blocks is arranged on the outer side of the inner cylinder (1), a screening component (10) for intercepting small silt blocks and being arc-shaped is arranged on the inner side of the inner cylinder (1), an outer cylinder (2) connected with the end part of the outer water guide pipe (4) is arranged on the outer side of the inner cylinder (1), a rotating component (6) which automatically rotates by taking fluid as power is arranged between the outer cylinder (2) and the inner cylinder (1), and a stirring rope (7) for improving the silt removing effect is connected below the rotating component (6), the outer wall of the outer cylinder (2) is provided with a submersible electro-hydraulic push rod (5) connected with the rotating component (6);

inner tube (1) including interconnect's between the adjacent fixed top cylinder (101), a flexible elasticity awl section of thick bamboo (102) and a fixed end section of thick bamboo (103), depression bar (8) are close to the outer wall of an elasticity awl section of thick bamboo (102), depression bar (8) are connected with rotating assembly (6), can block up inner tube (1) and roll the extrusion to it when making elasticity awl section of thick bamboo (102) expand at the silt piece, realize the fragmentation of silt piece, screening subassembly (10) intercept little volume silt piece, and make it be close to elasticity awl section of thick bamboo (102) under centrifugal action, rely on the friction between the relative motion can be with the grinding of little silt piece.

2. The sludge cleaning equipment for riverway restoration according to claim 1, wherein: the rotating assembly (6) comprises a fixing frame connected with a submersible electric-hydraulic push rod (5), one end of the fixing frame, which is located inside the outer barrel (2), is connected with a fixing frame (61), the inner wall of the fixing frame (61) is movably connected with a rotating outer ring (62), the inner wall of the rotating outer ring (62) is connected with an inclined sheet (63) and a hook block (64) which are arranged in an annular array mode by taking the circle center of the inclined sheet as the center, and the side walls of the inclined sheet (63) and the hook block (64) are connected with a rotating inner ring (65) which is concentric with the rotating outer ring (62).

3. The sludge cleaning equipment for riverway restoration according to claim 2, wherein: the stirring rope (7) comprises a hook block (64) and a chain (71) connected with the hook block, and the bottom end of the chain (71) is welded with a gravity ridge block (72).

4. The sludge cleaning equipment for riverway restoration according to claim 1, wherein: the outer wall of the elastic conical cylinder (102) is fixed with densely-distributed wear-resistant pieces, and the inner wall of the elastic conical cylinder (102) is fixed with densely-distributed hemispherical grinding blocks.

5. The sludge cleaning equipment for riverway restoration according to claim 1, wherein: the pressing rod (8) is arc-shaped, the end part of the pressing rod points to the elastic conical cylinder (102), and the end part of the pressing rod (8) is movably connected with a grinding ball.

6. The sludge cleaning equipment for riverway restoration according to claim 1, wherein: the end part of the outer cylinder (2) is in threaded connection with a guide cylinder (9), the end part of the guide cylinder (9) inclines to the axial side of the guide cylinder, and the end part of the guide cylinder (9) is polished smoothly.

7. The sludge cleaning equipment for riverway restoration according to claim 2, wherein: the outer barrel (2) is provided with a through groove matched with the fixing frame, and the through groove is parallel to the axis of the outer barrel (2) and the submersible electro-hydraulic push rod (5).

8. The sludge cleaning equipment for riverway restoration according to claim 2, wherein: the screening assembly (10) comprises a frame (1001) movably mounted on the bottom side of the inner wall of the fixed top cylinder (101), and friction rods (1002) and paddles (1003) which are distributed at equal intervals are welded on the frame (1001).