CN219280801U - Desilting equipment - Google Patents

Abstract

The embodiment of the utility model discloses dredging equipment, which comprises a first dredging mechanism, a sewage suction pump, a first pontoon and a sewage drain pipe, wherein the sewage suction pump is arranged on the first pontoon, the first dredging mechanism comprises a suction module, a first pipeline and a multi-way joint, the multi-way joint is provided with an outlet and a plurality of inlets which are mutually communicated, the multi-way joint is detachably connected with the sewage suction pump so as to communicate the outlet with a sewage inlet of the sewage suction pump, the sewage drain outlet of the sewage suction pump is communicated with the sewage drain pipe, the suction module is provided with a plurality of first pipelines, one end of each first pipeline is respectively communicated with each inlet, and the other end of each first pipeline is respectively communicated with each suction module, and the suction module is used for sucking sludge, so that water in a pit does not need to be drained first and then the sludge is cleaned, the working efficiency is improved, the time is saved, and further, the sludge suction pump drives a plurality of suction modules to clean the sludge simultaneously, the cleaning movable range and the sewage suction pump is prevented from being turned.

Description

Desilting equipment

Technical Field

The utility model relates to the technical field of dredging in a pit pond, in particular to dredging equipment.

Background

The regular cleaning of sludge in the pit can reduce the occurrence of blackness and odorization of water body and improve the happiness and satisfaction of surrounding residents to good families.

The existing dredging mode is as follows: firstly draining water in the pit and pond, and then cleaning sludge by adopting a manual or sewage discharging machine, thereby wasting time and affecting the working efficiency.

Disclosure of Invention

The utility model aims to provide dredging equipment, and aims to solve the technical problems that the existing dredging technology wastes time and affects working efficiency.

In a first aspect, the present utility model provides a dredging apparatus comprising: the sewage treatment device comprises a first dredging mechanism, a sewage suction pump, a first pontoon and a sewage discharge pipeline, wherein the sewage suction pump is arranged on the first pontoon, the first dredging mechanism comprises a suction module, a first pipeline and a multi-way joint, the multi-way joint is provided with an outlet and a plurality of inlets which are mutually communicated, the multi-way joint is detachably connected with the sewage suction pump, the outlet is communicated with the sewage inlet of the sewage suction pump, the sewage discharge outlet of the sewage suction pump is communicated with the sewage discharge pipeline, the suction module is provided with a plurality of first pipelines, one ends of the first pipelines are respectively communicated with the inlets, the other ends of the first pipelines are respectively communicated with the suction module, and the suction module is used for sucking sludge.

Preferably, the suction module comprises a tip section, a suction section and a sealing section which are sequentially connected, wherein a tip port of the tip section is communicated with the first pipeline, the suction section is used for sucking the sludge, the tip section, the suction section and the sealing section enclose a sewage suction cavity together, the sewage suction cavity is used for accommodating the sludge, the sealing section is a structural member made of an air interlayer material, and a balancing weight is arranged on the tip section and matched with the sealing section so as to enable the suction section to float upwards.

Preferably, the suction section is provided with a plurality of suction holes, the suction holes are uniformly distributed on the whole body of the suction section, and the sludge enters the dirt suction cavity through the suction holes.

Preferably, the suction module is a wine bottle.

Preferably, the dredging device further comprises a second dredging mechanism, the second dredging mechanism comprises a cutting module, a suction assembly and a second pipeline, the second pipeline is detachably connected with the sewage suction pump, one end of the second pipeline is communicated with the sewage inlet of the sewage suction pump, the other end of the second pipeline is communicated with the suction assembly, the suction assembly is used for sucking the sludge, and the cutting module is sleeved on the suction assembly and is used for cutting aquatic plants in the pit and preventing the aquatic plants from entering the suction assembly.

Preferably, the cutting module comprises a screen and a plurality of triangular plates, wherein the triangular plates are sequentially connected and jointly enclose to form a polygonal pyramid with an opening, the polygonal pyramid is used for cutting aquatic weeds, the screen is arranged in the polygonal pyramid, the suction assembly is clamped between the screen and the polygonal pyramid, and the screen is used for preventing the aquatic weeds from entering the suction assembly.

Preferably, the suction assembly comprises a first main pipe and a plurality of first branch pipes, the first main pipe is provided with a main port and a plurality of branch ports which are mutually communicated, the main port of the first main pipe is communicated with the second pipeline, one end of each first branch pipe is respectively communicated with each branch port, and the other end of each first branch pipe is used for sucking the sludge.

Preferably, the dredging device further comprises a third dredging mechanism, the third dredging mechanism comprises a dredging component and a third pipeline, the third pipeline is detachably connected with the sewage suction pump, one end of the third pipeline is communicated with the sewage inlet of the sewage suction pump, the other end of the third pipeline is communicated with the dredging component, and the dredging component is used for sucking the sludge.

Preferably, the silt sucking assembly comprises a plurality of second main pipes, a plurality of second branch pipes and a plurality of connectors, each second main pipe is respectively communicated with an interface of each connector in a first direction, each second branch pipe is respectively communicated with an interface of each connector in a second direction, and the first direction is perpendicular to the second direction.

Preferably, the dredging device further comprises a plurality of second pontoons, the sewage drain pipeline comprises a plurality of hoses and a plurality of hard pipes, each second pontoon is sleeved on each hard pipe respectively, one end of each hose is communicated with a sewage drain of the sewage suction pump, the other end of each hose is communicated with one end of each hard pipe, and the hoses and the hard pipes are sequentially and alternately connected to the bank.

The embodiment of the utility model has the following beneficial effects:

by adopting the dredging equipment, one end of each first pipeline is communicated with the sewage suction pump through the multi-way joint, the other end of each first pipeline is respectively communicated with each suction module, so that the sewage suction pump drives the suction modules to suck sludge, the sewage outlet of the sewage suction pump is communicated with the sewage drain pipeline, the sucked sludge leaves the pit through the sewage drain pipeline, the water in the pit is not required to be drained firstly, the sludge is not required to be cleaned, the working efficiency is improved, and the working time is saved.

Further, through a plurality of suction modules of soil pick-up pump drive clearance silt simultaneously can increase clearance movable range and avoid soil pick-up pump to lock up the commentaries on classics, when certain first pipeline is blocked up because of the silt and makes the suction module that is linked together with it can not work, as long as there is other arbitrary suction module to suck mud, the soil pick-up pump just can continue the operation, avoid appearing the soil pick-up pump and lock up the commentaries on classics, guarantee that the soil pick-up pump can last stable drive suction module suction silt to make dredging equipment can high-efficient, stable operation.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Wherein:

FIG. 1 is a schematic diagram of a dredging apparatus in one embodiment.

Fig. 2 is a front view of the suction module in the dredging apparatus shown in fig. 1.

Fig. 3 is a front view of the multi-way joint in the dredging apparatus shown in fig. 1.

Fig. 4 is a front view of a second dredging mechanism of the dredging apparatus shown in fig. 1.

FIG. 5 is a schematic view of the connecting member of the second dredging mechanism shown in FIG. 4.

Fig. 6 is a front view of a silt sucking assembly of the third silt removing mechanism shown in fig. 1.

Reference numerals: 100. a first dredging mechanism; 110. a suction module; 111. a tip section; 112. a suction section; 1121. a suction hole; 113. a sealing section; 114. balancing weight; 120. a first pipeline; 130. a multi-way joint; 131. an inlet; 200. a soil pick-up pump; 310. a first pontoon; 320. a second pontoon; 400. a sewage drain pipe; 410. a hose; 420. a hard tube; 500. a second dredging mechanism; 510. a cutting module; 511. a screen; 512. a triangle; 520. a suction assembly; 521. a first main pipe; 522. a first branch pipe; 530. a second pipeline; 540. a connecting piece; 600. a drive assembly; 610. a pulley; 620. a traction rope; 710. a silt sucking component; 711. a second main pipe; 712. a second branch pipe; 713. and (3) a joint.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicators are correspondingly changed.

Furthermore, the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

The embodiment of the utility model provides dredging equipment which is mainly used for cleaning sludge in a pit, improves working efficiency and saves working time. Referring to fig. 1 to 3, in a dredging apparatus according to an embodiment, the dredging apparatus includes a first dredging mechanism 100, a sewage pump 200, a first pontoon 310, and a sewage pipe 400, the sewage pump 200 is installed on the first pontoon 310, the first pontoon 310 is a structural member made of plastic material, the dredging apparatus further includes a support, the support is a two-layer frame structural member made of sealed steel pipe, the upper layer is used for installing the first pontoon 310, the lower layer is used for installing the sewage pump 200, the sewage pump 200 and the first pontoon 310 are connected conveniently, the sewage pump 200 can suspend due to the arrangement of the first pontoon 310, the position of the sewage pump 200 is known by observing the position of the first pontoon 310, and the first pontoon 310 is driven to move along different directions along the water surface so as to drive the sewage pump 200 to move in different directions in the water body.

Specifically, the first dredging mechanism 100 includes a plurality of suction modules 110, a first pipeline 120 and a multi-way joint 130, the multi-way joint 130 is provided with an outlet and a plurality of inlets 131 which are mutually communicated, the multi-way joint 130 is detachably connected with the sewage suction pump 200 so as to communicate the outlet with a sewage inlet of the sewage suction pump 200, a sewage drain of the sewage suction pump 200 is communicated with a sewage drain pipe 400, the suction modules 110 are provided with a plurality of first pipelines 120, one ends of the first pipelines 120 are respectively communicated with the inlets 131, and the other ends of the first pipelines 120 are respectively communicated with the suction modules 110.

It can be appreciated that one end of each first pipeline 120 is communicated with the sewage suction pump 200 through the multi-way joint 130, and the other end of each first pipeline 120 is respectively communicated with each suction module 110, so that the sewage suction pump 200 drives the suction modules 110 to suck sludge, and the sewage outlet of the sewage suction pump 200 is communicated with the sewage drain pipe 400, so that the sucked sludge leaves the pit through the sewage drain pipe 400, and the sewage in the pit is not required to be drained first and then cleaned, thereby improving the working efficiency and saving the working time.

Further, the sludge is cleaned by driving the plurality of suction modules 110 through the sludge sucking pump 200, so that the cleaning moving range can be enlarged, the sludge sucking pump 200 is prevented from being blocked, when a certain first pipeline 120 is blocked by the sludge so that the suction module 110 communicated with the first pipeline cannot work, as long as any other suction module 110 can suck the sludge, the sludge sucking pump 200 can continue to operate, the sludge sucking pump 200 is prevented from being blocked, and the sludge sucking pump 200 can be continuously and stably driven to suck the sludge, so that the dredging equipment can operate efficiently and stably.

In an embodiment, the first pipe 120 and the multi-way joint 130 may be in a snap-fit connection, a screw connection or an adhesive connection, and preferably, the first pipe 120 and the multi-way joint 130 are in a snap-fit connection, so that when one of the first pipe 120 and the multi-way joint 130 is damaged, the replacement is facilitated.

In the present embodiment, the multi-way connector 130 is a four-way connector. Of course, in other embodiments, the multi-way joint 130 may be a three-way joint, a five-way joint or more, and the user may select the multi-way joint according to the actual condition of sludge cleaning, where the number of joints of the multi-way joint 130 is not specifically limited.

In this embodiment, the first pipeline 120 is a structural member made of PVC (Polyvinyl chloride ) steel wire hose.

In an embodiment, referring to fig. 2, the suction module 110 includes a tip section 111, a suction section 112 and a sealing section 113 sequentially connected, a tip opening of the tip section 111 is communicated with the first pipeline 120, the suction section 112 is used for sucking sludge, the tip section 111, the suction section 112 and the sealing section 113 enclose a dirt sucking cavity together, the dirt sucking cavity is used for accommodating the sludge, the sealing section 113 is a structural member made of an air interlayer material, a balancing weight 114 is arranged on the tip section 111, and the sealing section 113 is matched with the balancing weight 114 to enable the suction section 112 to float upwards, so that the suction section 112 is convenient for sucking the sludge.

Further, the suction section 112 is provided with a plurality of suction holes 1121, the plurality of suction holes 1121 are uniformly distributed on the whole body of the suction section 112, and sludge enters the dirt suction cavity through the suction holes 1121, so that the suction section 112 can suck the sludge, and the number of the suction holes 1121 can be determined according to the suction working condition.

Preferably, the suction module 110 is a wine bottle type, so that the suction module 110 can suck sludge.

Preferably, the first sludge removing mechanism is mainly suitable for a relatively complex pit in an underwater environment, for example, when the specific gravity of the underwater slurry is too high, if the flow rate of the first pipeline 120 is low, the suction module 110 is difficult to suck up the sludge, the smaller the caliber of the first pipeline 120 is, the faster the flow rate of the fluid in the first pipeline is, the easier the flow rate is to suck up the sludge, so that the first pipeline 120 with a smaller caliber is selected, and the suction module 110 can suck up the sludge smoothly.

In an embodiment, referring to fig. 4 and 5, the dredging apparatus further includes a second dredging mechanism 500, where the second dredging mechanism 500 includes a cutting module 510, a suction assembly 520, and a second pipeline 530, the second pipeline 530 is detachably connected to the soil pump 200, one end of the second pipeline 530 is connected to the soil inlet of the soil pump 200, the other end is connected to the suction assembly 520, the suction assembly 520 is used for sucking sludge, the cutting module 510 is sleeved on the suction assembly 520, and is used for cutting aquatic weeds in the pit and preventing the aquatic weeds from entering the suction assembly 520.

In this embodiment, the dredging apparatus further includes a connecting member 540, and the second pipeline 530 and the soil pump 200 are detachably connected to the connecting member 540, and one end of the second pipeline 530 is communicated with the soil inlet of the soil pump 200 through the connecting member 540.

It will be appreciated that, when the second dredging mechanism 500 is mainly applied to a pond with more water plants, the multi-way joint 130 is detached from the soil pump 200 to detach the first dredging mechanism 100 from the soil pump 200, then the connecting piece 540 is mounted on the soil pump 200 to connect the connecting port of the connecting piece 540 with the soil inlet of the soil pump 200, and finally the second pipeline 530 is mounted on the connecting piece 540 to connect one end of the second pipeline 530 with the opening of the connecting piece 540, so that the second dredging mechanism 500 is mounted on the soil pump 200, the soil pump 200 drives the soil pump 520 to pump the soil, the cutting module 510 is sleeved on the soil pump 520, and is used for cutting the water plants in the pond and preventing the water plants from entering the soil pump 520, so that the soil pump 520 can efficiently clean the soil, the suction capability of the soil pump 520 is prevented from being influenced by the water plants, and the suction capability of the soil pump 200 in the pond with more water plants is improved.

Further, the cutting module 510 includes screen cloth 511 and a plurality of set square 512, and a plurality of set square 512 are connected in proper order and are enclosed jointly to establish into the polygon pyramid that has the opening, and the polygon pyramid is used for cutting the pasture and water, and screen cloth 511 is located in the polygon pyramid, suction assembly 520 presss from both sides and locates between screen cloth 511 and the polygon pyramid, and screen cloth 511 and the polygon pyramid are welded connection, and screen cloth 511 is used for preventing the pasture and water entering suction assembly 520, and the length of each side of screen cloth 511 is less than the length of a side of set square 512 to the edge angle part of guaranteeing the polygon pyramid can be fine cut the pasture and water, according to the engineering needs, select screen cloth 511 towards mud face or deviate from mud face, in order to adapt to different operating modes.

In this embodiment, three triangular plates 512 are sequentially connected to form a triangular pyramid with an opening, however, in other embodiments, four triangular plates 512 may be sequentially connected to form a rectangular pyramid with an opening, or five triangular plates 512 may be sequentially connected to form a rectangular pyramid with an opening, and the number of triangular plates 512 is not limited here too much.

Further, the suction assembly 520 includes a first main pipe 521 and a plurality of first branch pipes 522, the first main pipe 521 is provided with a main port and a plurality of branch ports which are communicated with each other, the main port of the first main pipe 521 is communicated with the second pipeline 530, one end of each first branch pipe 522 is respectively communicated with each branch port, the other end of each first branch pipe 522 is used for sucking sludge, the range of cleaning sludge can be enlarged by arranging the plurality of first branch pipes 522 to suck sludge, and the sewage suction pump 200 is communicated with one end of the first branch pipe 522 through the first main pipe 521 so as to drive the first branch pipe 522 to suck sludge.

In this embodiment, the number of the first branch pipes 522 is three, the three first branch pipes 522 are disposed at intervals on one side of the first main pipe 521, and the first branch pipes 522 on both sides are communicated with the first main pipe 521 through respective shaped elbows.

In an embodiment, referring to fig. 6, the dredging apparatus further includes a third dredging mechanism, where the third dredging mechanism includes a dredging module 710 and a third pipeline, the third pipeline is detachably connected to the soil pump 200, one end of the third pipeline is connected to a soil inlet of the soil pump 200, the other end of the third pipeline is connected to the dredging module 710, the dredging module 710 is used for sucking sludge, the soil pump 200 drives the dredging module 710 to suck sludge, and the sucked sludge is conveyed to the soil pump 200 through the third pipeline.

In this embodiment, the third pipeline and the soil pump 200 are detachably connected to the connecting member 540, and one end of the third pipeline is communicated with the soil inlet of the soil pump 200 through the connecting member 540.

Preferably, the third dredging mechanism is mainly suitable for ponds with fewer sundries and aquatic plants, when in use, the multi-way joint 130 is detached from the dirt inlet of the dirt sucking pump 200 or the second pipeline 530 is detached from the connecting piece 540, so that the first dredging mechanism 100 or the second dredging mechanism 500 is detached from the dirt sucking pump 200, finally the third pipeline is installed on the connecting piece 540, one end of the third pipeline is communicated with the opening of the connecting piece 540, so that the third dredging mechanism is installed on the dirt sucking pump 200, the dirt sucking pump 200 drives the dirt sucking component 710 to suck the sludge, the third dredging mechanism is required to reduce or even not consider the interference of sundries, aquatic plants and the like on the dirt sucking capability of the dirt sucking component 710, and mainly consider how to quickly and efficiently clean the sludge.

Specifically, the silt sucking assembly 710 includes a plurality of second main pipes 711, a plurality of second branch pipes 712 and a plurality of joints 713, each second main pipe 711 is respectively communicated with the first directional interface of each joint 713, each second branch pipe 712 is respectively communicated with the second directional interface of each joint 713, the silt sucking assembly 710 is fishbone-shaped, the soil sucking pump 200 drives the second branch pipes 712 to suck the silt, and the silt sucked by the second branch pipes 712 sequentially passes through the second main pipe 711, the soil sucking pump 200 and the sewage pipeline 400 until leaving the pit pond.

In the present embodiment, the first direction of the joint 713 may be understood as the axial direction of the second main pipe 711 and the second direction of the joint 713 may be understood as the axial direction of the second branch pipe 712.

In an embodiment, referring to fig. 1, the dredging apparatus further includes a plurality of second pontoons 320, the sewage drain pipe 400 includes a plurality of hoses 410 and a plurality of hard pipes 420, each second pontoon 320 is respectively sleeved on each hard pipe 420, one end of each hose 410 is communicated with a sewage drain of the sewage suction pump 200, the other end of each hose is communicated with one end of each hard pipe 420, the hoses 410 and the hard pipes 420 are sequentially and alternately connected to each shore, each hose 410 and each hard pipe 420 are connected by adhesive, the second pontoons 320 are buckling type pipeline pontoons, so as to realize the fixed connection between each second pontoon 320 and each hard pipe 420, the sewage drain pipe 400 floats on the water surface by arranging a plurality of second pontoons 320, and the free bending and moving operation of the sewage drain pipe 400 are realized by arranging the hoses 410.

In this embodiment, hard tube 420 is a structural member supported by UPVC.

In the present embodiment, the hose 410 is a wire hose 410.

In this embodiment, the hose 410 and the hard pipe 420 are sequentially and alternately connected on the water surface until the water reaches the shore, the hard pipe 420 is arranged on the shore, the hard pipe 420 is fixed in a buried mode, the stepping damage is prevented, one end of the hard pipe 420 extends into the geotechnical bag, the other end of the hard pipe is connected with the hose 410, and the geotechnical bag is used for containing sludge.

In some embodiments, sludge drying treatment is realized through the geotechnical bags, so that the investment is small, the effect is quick, the energy consumption is low, the drying treatment of the sludge is realized by utilizing gravity and illumination, and the treated soil can be transported to the field.

In an embodiment, referring to fig. 1, the dredging apparatus further includes a plurality of driving assemblies 600, where the plurality of driving assemblies 600 are disposed around the first pontoon 310, and each driving assembly 600 is matched with the other to drive the first pontoon 310 to move along the water surface in any direction, so that the sewage suction pump 200 drives the first dredging mechanism 100, the second dredging mechanism 500 or the third dredging mechanism to clean sludge at different positions on the bottom of the water body, so as to clean sludge at any place on the bottom of the water body.

In this embodiment, the number of driving assemblies 600 is four, each driving assembly 600 includes a pulley 610 and a traction rope 620, each pulley 610 is looped around the support, one end of each traction rope 620 is connected with each pile on the shore, the other end of each traction rope 620 diffracts each pulley 610 to be connected with each winch, and the four winches cooperate with each other to enable the support to move along the water surface in different directions, so as to drive the sewage suction pump 200 to move in the water body in different directions.

Of course, in other embodiments, a manual work may be used instead of a hoist. Preferably, the bracket is driven to move through the winch, so that the working efficiency is improved, and the labor intensity of operators is reduced.

In one embodiment, the dredging device further comprises a flocculant dosing unit, wherein the flocculant dosing unit comprises a dosing barrel, a dosing pump and a pipeline. The dosing barrel is two PE barrels with stirring paddles, the lower discharge port of the dosing barrel and the dosing pump are connected to a drain pipe 400 on the bank through UPVC pipes, and the dosing pump is a metering pump with a polytetrafluoroethylene pump head, so that sludge in the drain pipe can be flocculated into larger flocs, and later-stage filtration and drying are facilitated.

The foregoing disclosure is illustrative of the present utility model and is not to be construed as limiting the scope of the utility model, which is defined by the appended claims.

Claims (10)

1. A dredging apparatus, comprising: the sewage treatment device comprises a first dredging mechanism, a sewage suction pump, a first pontoon and a sewage discharge pipeline, wherein the sewage suction pump is arranged on the first pontoon, the first dredging mechanism comprises a suction module, a first pipeline and a multi-way joint, the multi-way joint is provided with an outlet and a plurality of inlets which are mutually communicated, the multi-way joint is detachably connected with the sewage suction pump, the outlet is communicated with the sewage inlet of the sewage suction pump, the sewage discharge outlet of the sewage suction pump is communicated with the sewage discharge pipeline, the suction module is provided with a plurality of first pipelines, one ends of the first pipelines are respectively communicated with the inlets, the other ends of the first pipelines are respectively communicated with the suction module, and the suction module is used for sucking sludge.

2. The dredging device as recited in claim 1, wherein the suction module comprises a tip section, a suction section and a sealing section which are sequentially connected, the tip port of the tip section is communicated with the first pipeline, the suction section is used for sucking the sludge, the tip section, the suction section and the sealing section enclose a dirt suction cavity together, the dirt suction cavity is used for accommodating the sludge, the sealing section is a structural member made of an air interlayer material, a balancing weight is arranged on the tip section, and the sealing section is matched with the balancing weight to enable the suction section to float upwards.

3. The dredging arrangement according to claim 2, wherein the suction section is provided with a plurality of suction holes, the plurality of suction holes being evenly distributed over the whole body of the suction section, through which suction holes the sludge enters the dirt suction chamber.

4. A dredging arrangement according to claim 3, wherein the suction module is a wine bottle.

5. The dredging apparatus according to any one of claims 1-4, further comprising a second dredging mechanism, the second dredging mechanism comprising a cutting module, a suction assembly and a second pipeline, the second pipeline being detachably connected to the soil pick-up pump, one end of the second pipeline being in communication with the soil inlet of the soil pick-up pump, the other end being in communication with the suction assembly, the suction assembly being for sucking the sludge, the cutting module being sleeved on the suction assembly and being for cutting aquatic weeds in the pond and preventing the aquatic weeds from entering the suction assembly.

6. The dredging apparatus according to claim 5, wherein the cutting module comprises a screen and a plurality of triangular plates, the triangular plates are sequentially connected to form a polygonal pyramid with an opening, the polygonal pyramid is used for cutting the aquatic weed, the screen is arranged in the polygonal pyramid, the suction assembly is arranged between the screen and the polygonal pyramid in a clamped mode, and the screen is used for preventing the aquatic weed from entering the suction assembly.

7. The dredging apparatus according to claim 5, wherein the suction assembly comprises a first main pipe and a plurality of first branch pipes, the first main pipe is provided with a main port and a plurality of branch ports which are communicated with each other, the main port of the first main pipe is communicated with the second pipeline, one end of each of the first branch pipes is respectively communicated with each of the branch ports, and the other end of each of the first branch pipes is used for sucking the sludge.

8. The dredging apparatus according to any one of claims 1 to 4, further comprising a third dredging mechanism including a dredging assembly and a third pipe, the third pipe detachably connected to the suction pump, one end of the third pipe communicating with the dirt inlet of the suction pump, the other end communicating with the dredging assembly, the dredging assembly being adapted to suck the sludge.

9. The dredging apparatus according to claim 8, wherein the dredging assembly comprises a plurality of second main pipes, a plurality of second branch pipes and a plurality of joints, each second main pipe is respectively communicated with an interface of each joint in a first direction, each second branch pipe is respectively communicated with an interface of each joint in a second direction, and the first direction is perpendicular to the second direction.

10. The dredging apparatus according to any one of claims 1 to 4, further comprising a plurality of second pontoons, wherein the drain pipe comprises a plurality of hoses and a plurality of hard pipes, each of the second pontoons is respectively sleeved on each hard pipe, one end of the hose is communicated with the drain outlet of the suction pump, the other end is communicated with one end of the hard pipe, and the hose and the hard pipe are sequentially and alternately connected to the shore.

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