CN113373879B

CN113373879B - Cleaning equipment for sundries in rivers and lakes

Info

Publication number: CN113373879B
Application number: CN202110492100.0A
Authority: CN
Inventors: 周玮; 柯超
Original assignee: Hubei Polytechnic University
Current assignee: Hubei Polytechnic University
Priority date: 2021-05-06
Filing date: 2021-05-06
Publication date: 2023-06-06
Anticipated expiration: 2041-05-06
Also published as: CN113373879A

Abstract

The invention relates to the field of water treatment, and particularly discloses cleaning equipment for sundries in rivers and lakes, which comprises a ship body, wherein a material taking mechanism is arranged at the front end of the ship body, a detachable storage mechanism is arranged in the ship body, floating dust cleaning mechanisms are rotatably arranged on two sides above the ship body, and an auxiliary grabbing mechanism is rotatably arranged on one side of the front end of the ship body. Can strike the debris in the submarine, make things convenient for debris in the submarine to be impacted and break away from silt and fall into the upper portion of third conveyer belt, debris clearance is more abundant. Meanwhile, the roots of the aquatic weeds can be impacted to separate from soil, the aquatic weeds can be removed by the continuous roots, the cleaning is more thorough, and the aquatic weeds are not easy to regenerate in the follow-up process.

Description

Cleaning equipment for sundries in rivers and lakes

Technical Field

The invention relates to cleaning equipment, in particular to cleaning equipment for sundries in rivers and lakes, and belongs to the field of water treatment.

Background

Along with the increasing aggravation of water pollution, waterweeds and discarded impurities in rivers and lakes are more and more, so that the water quality is poor, and the growth of aquatic organisms is seriously affected.

In order to better protect water resources, waterweeds and sundries in rivers and lakes are usually cleaned. Often, manual or cleaning machines are used to clean, and insufficient cleaning exists in both manual and conventional cleaning machines. Impurities and aquatic weeds below the water surface are difficult to clean, and some impurities are difficult to clean in silt at the water bottom. The roots of the aquatic weeds remain below the water surface, so that the subsequent regrowth is easy to cause, and the cleaning effect is not ideal. The follow-up dumping of debris clearance is troublesome, influences work efficiency.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides cleaning equipment for sundries in rivers and lakes.

The aim of the invention can be achieved by the following technical scheme:

the utility model provides a clean-up equipment for debris in river lake, includes the hull, extracting mechanism is installed to the front end of hull, and the internally mounted of hull has detachable storage mechanism, and the floating dust clean-up mechanism is all installed in the top both sides rotation of hull, and supplementary grabbing mechanism is still installed in the rotation of front end one side of hull.

The top of the ship body is provided with a feeding hole above the storage mechanism; the inside of hull is provided with the inner chamber, and storage mechanism includes the bin, and the inside in the inner chamber is installed to the bin detachable, and the bottom of bin is netted setting.

The floating dust cleaning mechanism comprises a bearing plate and a net bag, wherein the bearing plate is rotatably arranged on one side of the ship body, and the net bag capable of moving up and down is arranged at the bottom of the bearing plate.

Optionally, one end of the bearing plate is rotatably installed in the loading frame, and the loading frame is fixedly connected with the ship body; the inlet end of the net bag is connected with the net frame, a second hydraulic column is vertically arranged between the top two ends of the net frame and the bottom two ends of the bearing plate, and an operating room is arranged on one side of the ship body.

Optionally, both ends of one side of the net frame are connected with the connecting plate, and the bottom of second hydraulic column is connected with the tip board, and the tip board is provided with the jack towards the one end of connecting plate, and the one end of connecting plate is pegged graft in the inside of jack.

Optionally, one end of first conveyer belt sets up in the top of feed inlet, and the inside both ends of feed inlet all rotate and install the back squeeze roll, and the push roller is installed in the other end rotation of first conveyer belt in the top of hull, and the outer wall of push roller is connected with a plurality of vortex pole, and the push roller is installed between second conveyer belt and first conveyer belt, and the second conveyer belt is netted setting.

Optionally, inside bottom one side of inner chamber is provided with the outlet, and the internally mounted of outlet has the check valve, but the draw-in groove board of reciprocates is all installed at the inside both ends of inner chamber, and first hydraulic stem is installed through the support rotation to the bottom of draw-in groove board, and the bottom of first hydraulic stem and the inside bottom fixed connection of inner chamber.

Optionally, the bottom both ends of bin all are connected with the buckle board, and the top of draw-in groove board is provided with the draw-in groove with buckle plate looks adaptation, and the closing plate is installed to the outer end joint of inner chamber.

Optionally, supplementary mechanism of snatching includes roof and fixed plate, and the level is installed a plurality of fourth hydraulic pressure posts between roof and the fixed plate, and the tongs is installed to the bottom of fixed plate, and the third hydraulic pressure post is vertically installed at the top of tongs and the bottom of fixed plate.

Optionally, the bottom fixedly connected with vertical pivot of setting of roof, the bottom of pivot is rotated and is installed on the bottom plate, and the one end and the hull fixed connection of bottom plate.

Optionally, the material taking mechanism comprises a third conveyor belt, the third conveyor belt is installed in the installation frame, one end of the installation frame is rotatably installed with the ship body, and one end of the third conveyor belt is arranged above the second conveyor belt.

Optionally, the inside both sides of installing frame all rotate and install the cutting chain, and the one end that the hull was kept away from to installing frame is connected with a plurality of cutting tooth, and the water pump is installed to installing frame's bottom one side, and the horizontal bar is installed at the tip of a plurality of cutting tooth to installing frame's inside, installs a plurality of high-pressure nozzle towards one side of cutting tooth on the horizontal bar, and the play water end of water pump passes through the pipeline and is connected with a plurality of high-pressure nozzle.

The invention has the beneficial effects that:

1. through setting up feeding agencies for a plurality of cutting tooth of tip can cut the aquatic weed of aquatic when the hull removes in water and shovel moving, and the aquatic weed after shovel moves is cut by the cutting chain of both sides, can cut the aquatic weed into the width with third conveyer belt looks adaptation after the cutting chain rotates, and then the aquatic weed can be faster enter into the upper portion of third conveyer belt, and removes more convenient and fast on the third conveyer belt. The resistance of the ship body moving in the water is reduced, the aquatic weeds cannot be influenced by other pieces of aquatic weeds beside the ship body when the aquatic weeds are removed, and the pieces of aquatic weeds can be isolated.

2. Through installing high pressure nozzle for clear away debris in-process, the water pump draws water and supplies water for a plurality of high pressure nozzle, and high pressure nozzle sends high pressure water column to the submarine of installing frame front end, and then strikes the debris in the submarine, makes things convenient for debris in the submarine to be impacted and break away from silt and fall into the upper portion of third conveyer belt, and debris clearance is more abundant. Meanwhile, the roots of the aquatic weeds can be impacted to separate from soil, the aquatic weeds can be removed by the continuous roots, the cleaning is more thorough, and the aquatic weeds are not easy to regenerate in the follow-up process.

3. Through installation assistance snatchs mechanism for if meet the great debris of volume in the clearance process, be difficult to by the cutting into the upper portion of third conveyer belt, can remove the top of third conveyer belt with the tongs, snatch the debris that is difficult to carry and break away from the third conveyer belt, make the great debris of volume be difficult for piling up, can be got rid of by timely clearance, can adapt to the clearance of various debris on the surface of water, the efficiency of clearance obtains promoting.

4. Through the bin that the installation can be dismantled for after debris was carried the inside of feed inlet, two squeeze rolls extrude debris, and debris received the extrusion back volume diminish, and inside doped water is extruded out and falls into the inside of bin, outwards discharges at last, and debris received the extrusion back be difficult for causing to pile up at the tip of feed inlet. The bin is in use inclined swing, and debris that inside was deposited is rocked for inside hydroenergy is discharged from the bottom, can mix the debris of inside simultaneously, makes it more even, is difficult for piling up in the below of feed inlet, the interior space of make full use of bin. Sundries are cleaned more conveniently and rapidly, and cleaning is more complete. The ship body can be continuously used, and the waiting time in the middle of dumping sundries is shortened.

5. Through installation floating dust clearance mechanism for the hull moves forward the in-process, and a portion debris falls into the upper portion of third conveyer belt and is carried the storage, receives the debris of hull impact and moves to both sides, enters into the string bag of both sides, and debris on the surface of water of both sides also can enter into in the string bag. The area of the cleaned water area is increased, the cleaning efficiency is improved, and meanwhile, the cleaning is more sufficient. After the sundries in the net bag are excessively accumulated, the net frame can be pulled to separate the connecting plate at the end part from the end part plate, and the sundries in the net bag can be freely poured. The cleaning equipment can adapt to different water areas, has good cleaning effect, and can keep cleaning for a long time once.

Drawings

The present invention is further described below with reference to the accompanying drawings for the convenience of understanding by those skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of the present invention.

Fig. 2 is an exploded view of the three-dimensional structure of fig. 1 according to the present invention.

Fig. 3 is an enlarged schematic view of the detail a in fig. 2 according to the present invention.

Fig. 4 is a schematic view of the installation structure of the clamping groove plate and the first hydraulic column of the invention.

Fig. 5 is a schematic view of the installation structure of the net bag of the present invention.

FIG. 6 is a schematic view of the end plate and connecting plate mounting structure of the present invention.

Fig. 7 is a schematic view of the mounting structure of the gripper according to the present invention.

In the figure: 1. a hull; 2. an operation chamber; 3. a sealing plate; 4. a screen frame; 5. a squeeze roll; 6. a first conveyor belt; 7. a push roller; 8. a top plate; 9. a second conveyor belt; 10. a third conveyor belt; 11. cutting the chain; 12. a mounting frame; 13. a buckle plate; 14. a storage tank; 15. an inner cavity; 16. a water outlet; 17. a high pressure nozzle; 18. a water pump; 19. cutting teeth; 20. a slot plate; 21. a bracket; 22. a first hydraulic column; 23. a net bag; 24. an end plate; 25. a second hydraulic column; 26. a bearing plate; 27. a loading rack; 28. a jack; 29. a connecting plate; 30. a grip; 31. a third hydraulic column; 32. a fixing plate; 33. a fourth hydraulic column; 34. a bottom plate; 35. a rotating shaft.

Detailed Description

The technical solutions of the present invention will be clearly and completely described in connection with the embodiments, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-7, a cleaning device for sundries in rivers and lakes comprises a hull 1, wherein a material taking mechanism is arranged at the front end of the hull 1, a detachable storage mechanism is arranged in the hull 1, floating dust cleaning mechanisms are rotatably arranged on two sides above the hull 1, and an auxiliary grabbing mechanism is rotatably arranged on one side of the front end of the hull 1.

The top of the ship body 1 is provided with a second conveyor belt 9 at one end close to the material taking mechanism, the other end of the top of the ship body 1 is provided with a first conveyor belt 6, and the top of the ship body 1 is provided with a feed inlet above the storage mechanism; the hull 1 is provided with an inner cavity 15 inside, and the storage mechanism comprises a storage box 14, wherein the storage box 14 is detachably arranged inside the inner cavity 15, and the bottom of the storage box 14 is in a net-shaped arrangement.

The floating dust cleaning mechanism comprises a bearing plate 26 and a net bag 23, wherein the bearing plate 26 is rotatably arranged on one side of the ship body 1, and the net bag 23 capable of moving up and down is arranged at the bottom of the bearing plate 26.

As a technical optimization scheme of the invention, one end of the bearing plate 26 is rotatably arranged in the loading frame 27, and the loading frame 27 is fixedly connected with the ship body 1; the inlet end of the net bag 23 is connected with the net frame 4, a second hydraulic column 25 is vertically arranged between the two ends of the top of the net frame 4 and the two ends of the bottom of the bearing plate 26, an operating room 2 is arranged on one side of the ship body 1, and the net bag 23 is convenient for collecting and loading floating dust impurities.

As a technical optimization scheme of the invention, two ends of one side of the net frame 4 are connected with the connecting plates 29, the bottom of the second hydraulic column 25 is connected with the end plate 24, one end of the end plate 24 facing the connecting plates 29 is provided with the jack 28, one end of the connecting plates 29 is inserted into the jack 28, and the connecting plates 29 can be freely detached from the end plate 24, so that sundries in the net bag 23 can be conveniently cleaned.

As a technical optimization scheme of the invention, one end of a first conveyor belt 6 is arranged above a feed inlet, two ends of the interior of the feed inlet are rotatably provided with rear extrusion rollers 5, the top of a ship body 1 is rotatably provided with a push roller 7 at the other end of the first conveyor belt 6, the outer wall of the push roller 7 is connected with a plurality of turbulence bars, the push roller 7 is arranged between a second conveyor belt 9 and the first conveyor belt 6, and the second conveyor belt 9 is in a net-shaped arrangement. The first conveyor belt 6 conveys the sundries to the inside of the feed inlet, the two squeeze rollers 5 squeeze the sundries, the volume of the extruded sundries becomes small, and the internally doped water is squeezed out and falls into the storage box 14.

As a technical optimization scheme of the invention, a water outlet 16 is arranged at one side of the inner bottom end of an inner cavity 15, a one-way valve is arranged in the water outlet 16, a clamping groove plate 20 capable of moving up and down is arranged at two ends of the inner cavity 15, a first hydraulic column 22 is rotatably arranged at the bottom of the clamping groove plate 20 through a bracket 21, and the bottom of the first hydraulic column 22 is fixedly connected with the inner bottom end of the inner cavity 15. The clamping groove plate 20 facilitates the installation and the disassembly of the storage box 14, and the extension or the shortening of the first hydraulic column 22 can drive the storage box 14 to shake.

As a technical optimization scheme of the invention, both ends of the bottom of the storage box 14 are connected with the buckling plates 13, the top of the buckling plates 20 is provided with a buckling groove matched with the buckling plates 13, and the outer end of the inner cavity 15 is clamped and provided with the sealing plate 3.

As a technical optimization scheme of the invention, the auxiliary grabbing mechanism comprises a top plate 8 and a fixed plate 32, a plurality of fourth hydraulic columns 33 are horizontally arranged between the top plate 8 and the fixed plate 32, a gripper 30 is arranged at the bottom of the fixed plate 32, and a third hydraulic column 31 is vertically arranged at the top of the gripper 30 and the bottom of the fixed plate 32. The third hydraulic column 31 can drive the gripper 30 to move up and down.

As a technical optimization scheme of the invention, the bottom of the top plate 8 is fixedly connected with a rotating shaft 35 which is vertically arranged, the bottom end of the rotating shaft 35 is rotatably arranged on a bottom plate 34, and one end of the bottom plate 34 is fixedly connected with the ship body 1. The rotating shaft 35 can drive the grippers 30 to rotate, so that sundries with larger volume can be cleaned conveniently.

As a technical optimization scheme of the invention, the material taking mechanism comprises a third conveyor belt 10, the third conveyor belt 10 is arranged in a mounting frame 12, one end of the mounting frame 12 is rotatably arranged with the ship body 1, one end of the third conveyor belt 10 is arranged above the second conveyor belt 9, and the third conveyor belt 10 can clean sundries.

As a technical optimization scheme of the invention, cutting chains 11 are rotatably arranged on two sides of the inside of a mounting frame 12, a plurality of cutting teeth 19 are connected to one end of the mounting frame 12 far away from a ship body 1, a water pump 18 is arranged on one side of the bottom of the mounting frame 12, a transverse bar is arranged at the end part of the plurality of cutting teeth 19 in the inside of the mounting frame 12, a plurality of high-pressure spray heads 17 are arranged on one side of the transverse bar facing the cutting teeth 19, and the water outlet end of the water pump 18 is connected with the plurality of high-pressure spray heads 17 through a pipeline. The high-pressure spray nozzle 17 can impact sundries at the bottom upwards to separate from the sludge, so that the sundries are cleaned more fully.

When the invention is used, when sundries in rivers or lakes need to be cleaned, the ship body 1 is started to move in water, one end of the installation frame 12 rotates to the lower side, the installation frame 12 is obliquely arranged, a plurality of cutting teeth 19 at the end can cut and shovel aquatic weeds in the water, the shoveled aquatic weeds are cut by the cutting chains 11 at the two sides, the cutting chains 11 can cut the aquatic weeds into a width matched with the third conveyor belt 10 after rotating, and then the aquatic weeds can enter the upper part of the third conveyor belt 10 more quickly, and the aquatic weeds can move on the third conveyor belt 10 more conveniently and quickly. The resistance of the ship body 1 moving in the water is reduced, the aquatic weeds cannot be influenced by other pieces of aquatic weeds beside the ship body, and the pieces of aquatic weeds can be isolated.

Other debris in the water, after being shoveled by the mounting frame 12, can also be cut and transported like water grass onto the third conveyor belt 10. And in the process of removing sundries, the water pump 18 pumps water to supply water for the plurality of high-pressure spray heads 17, the high-pressure spray heads 17 send high-pressure water columns to the water bottom at the front end of the installation frame 12, and then the sundries in the water bottom are impacted, so that the sundries in the water bottom can be conveniently impacted to be separated from the silt and fall into the upper part of the third conveyor belt 10, and the sundries can be cleaned more fully. Meanwhile, the roots of the aquatic weeds can be impacted to separate from soil, the aquatic weeds can be removed by the continuous roots, the cleaning is more thorough, and the aquatic weeds are not easy to regenerate in the follow-up process.

If the sundries with larger volume are encountered in the cleaning process, the sundries are difficult to cut and enter the upper part of the third conveyor belt 10, the gripper 30 can be moved to the upper part of the third conveyor belt 10, the third hydraulic column 31 drives the gripper 30 to move up and down, the sundries which are difficult to convey are grabbed and separated from the third conveyor belt 10, the sundries with larger volume are difficult to accumulate, the sundries can be cleaned and removed in time, the cleaning machine can adapt to the cleaning of various sundries on the water surface, and the cleaning efficiency is improved.

The cleaned sundries move from the third conveyor belt 10 to the second conveyor belt 9, the sundries discharge the doped water outwards on the second conveyor belt 9 through the meshes, the weight of the sundries is reduced, and the subsequent storage is more convenient and quick. And finally, the pushing roller 7 rotates to push and send sundries into the upper part of the first conveyor belt 6, the first conveyor belt 6 conveys the sundries into the feed inlet, the two extruding rollers 5 extrude the sundries, the volume of the extruded sundries is reduced, and the internally doped water is extruded to fall into the storage box 14 and finally is discharged outwards. Sundries are not easy to accumulate at the end part of the feed inlet after being extruded, can quickly enter the inner cavity, and finally fall into the storage box 14. In the use of the storage box 14, the first hydraulic columns 22 at two ends of the bottom are continuously lengthened and shortened, and the two first hydraulic columns 22 move oppositely, so that the storage box 14 can tilt and swing in use, sundries stored in the storage box can shake, water in the storage box can be discharged from the bottom quickly, meanwhile, the sundries in the storage box can be mixed more uniformly, the sundries are not easy to accumulate below a feed inlet, and the internal space of the storage box 14 is fully utilized.

After the storage box 14 is filled, the sealing plate 3 can be detached, and the storage box 14 is taken out of the inner cavity 15 by using an external hoisting machine, so that the impurities in the storage box can be cleaned more conveniently and rapidly, and the cleaning is more complete. After the sundries are poured, the storage box 14 can be placed into the inner cavity 15 again for use. And when the sundries are dumped, one storage box 14 can put the storage box 14 with empty outside into the inner cavity 15, so that the ship body 1 can be continuously used, and the waiting time in the middle of dumping the sundries is shortened.

If sundries on the water surface need to be cleaned, the bearing plates 26 on the two sides can be rotated to be vertical to the ship body 1, and then the second hydraulic column 25 is utilized to drive the net frame 4 to move downwards until the lower half part of the net frame 4 is immersed in water, so that the device can adapt to water areas with different depths. In the forward moving process of the hull 1, a part of sundries fall into the upper part of the third conveyor belt 10 to be conveyed and stored, and a part of sundries impacted by the hull 1 move to two sides and enter the net bags 23 on two sides, and sundries on the water surfaces on two sides can also enter the net bags 23. The area of the cleaned water area is increased, the cleaning efficiency is improved, and meanwhile, the cleaning is more sufficient. After the sundries in the net bag 23 are excessively accumulated, the net frame 4 can be pulled to separate the connecting plate 29 at the end part from the end plate 24, so that the sundries in the net bag can be freely poured.

The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.

Claims

1. The cleaning equipment for sundries in rivers and lakes comprises a ship body (1), and is characterized in that a material taking mechanism is arranged at the front end of the ship body (1), a detachable storage mechanism is arranged in the ship body (1), floating dust cleaning mechanisms are rotatably arranged on two sides above the ship body (1), and an auxiliary grabbing mechanism is rotatably arranged on one side of the front end of the ship body (1);

a second conveyor belt (9) is arranged at one end, close to the material taking mechanism, of the top of the ship body (1), a first conveyor belt (6) is arranged at the other end of the top of the ship body (1), and a feed inlet is formed in the top of the ship body (1) above the storage mechanism; an inner cavity (15) is formed in the ship body (1), the storage mechanism comprises a storage box (14), the storage box (14) is detachably arranged in the inner cavity (15), and the bottom of the storage box (14) is in a net shape;

the floating dust cleaning mechanism comprises a bearing plate (26) and a net bag (23), wherein the bearing plate (26) is rotatably arranged on one side of the ship body (1), and the net bag (23) capable of moving up and down is arranged at the bottom of the bearing plate (26);

one end of the bearing plate (26) is rotatably arranged in the loading frame (27), and the loading frame (27) is fixedly connected with the ship body (1); the inlet end of the net bag (23) is connected with the net frame (4), a second hydraulic column (25) is vertically arranged between the two ends of the top of the net frame (4) and the two ends of the bottom of the bearing plate (26), and an operating chamber (2) is arranged on one side of the ship body (1);

the two ends of one side of the net frame (4) are connected with connecting plates (29), the bottom of the second hydraulic column (25) is connected with end plates (24), one end of each end plate (24) facing the connecting plate (29) is provided with an inserting hole (28), and one end of each connecting plate (29) is inserted into the corresponding inserting hole (28);

one end of the first conveyor belt (6) is arranged above the feeding hole, the two ends of the inside of the feeding hole are respectively provided with a rear extrusion roller (5) in a rotating mode, the top of the ship body (1) is provided with a pushing roller (7) in a rotating mode at the other end of the first conveyor belt (6), the outer wall of the pushing roller (7) is connected with a plurality of turbulence bars, the pushing roller (7) is arranged between the second conveyor belt (9) and the first conveyor belt (6), and the second conveyor belt (9) is in a net-shaped arrangement;

a water outlet (16) is formed in one side of the inner bottom end of the inner cavity (15), a one-way valve is arranged in the water outlet (16), clamping groove plates (20) capable of moving up and down are arranged at two ends of the inner part of the inner cavity (15), a first hydraulic column (22) is rotatably arranged at the bottom of the clamping groove plates (20) through a support (21), and the bottom of the first hydraulic column (22) is fixedly connected with the inner bottom end of the inner cavity (15);

the bottom both ends of bin (14) all are connected with buckle board (13), and the top of draw-in groove board (20) is provided with the draw-in groove with buckle board (13) looks adaptation, and outer end joint of inner chamber (15) installs closing plate (3).

2. The cleaning device for sundries in rivers and lakes according to claim 1, characterized in that the auxiliary grabbing mechanism comprises a top plate (8) and a fixing plate (32), a plurality of fourth hydraulic columns (33) are horizontally arranged between the top plate (8) and the fixing plate (32), a gripper (30) is arranged at the bottom of the fixing plate (32), and a third hydraulic column (31) is vertically arranged at the top of the gripper (30) and the bottom of the fixing plate (32).

3. The cleaning device for sundries in rivers and lakes according to claim 2, characterized in that the bottom of the top plate (8) is fixedly connected with a rotating shaft (35) which is vertically arranged, the bottom end of the rotating shaft (35) is rotatably arranged on the bottom plate (34), and one end of the bottom plate (34) is fixedly connected with the hull (1).

4. A cleaning apparatus for debris in a river or lake according to claim 1 wherein said take-off mechanism comprises a third conveyor belt (10), said third conveyor belt (10) being mounted in a mounting frame (12), one end of said mounting frame (12) being rotatably mounted to said hull (1), one end of said third conveyor belt (10) being disposed above said second conveyor belt (9).

5. The cleaning device for sundries in rivers and lakes according to claim 4, characterized in that the cutting chains (11) are rotatably installed on two sides of the inside of the installation frame (12), one end of the installation frame (12) far away from the hull (1) is connected with a plurality of cutting teeth (19), a water pump (18) is installed on one side of the bottom of the installation frame (12), a transverse bar is installed at the end part of the plurality of cutting teeth (19) in the inside of the installation frame (12), a plurality of high-pressure spray heads (17) are installed on one side of the transverse bar facing the cutting teeth (19), and the water outlet end of the water pump (18) is connected with the plurality of high-pressure spray heads (17) through a pipeline.