CN213476991U

CN213476991U - River channel dredging device

Info

Publication number: CN213476991U
Application number: CN202021976707.3U
Authority: CN
Inventors: 汪栋栋; 卢庆根; 葛悦; 刘占博; 张琪军; 刘颖睿; 耿倩楠; 白莹莹; 王韬; 韩众
Original assignee: Sinohydro Bureau 5 Co Ltd
Current assignee: Sinohydro Bureau 5 Co Ltd
Priority date: 2020-09-11
Filing date: 2020-09-11
Publication date: 2021-06-18
Anticipated expiration: 2030-09-11

Abstract

The utility model discloses a river channel dredging device, which comprises a ship body and a dredging mechanism, wherein a lifting device is arranged on the ship body, and the dredging mechanism is connected with the lifting device; the hull is also provided with a collecting box, and the dredging mechanism is communicated with the collecting box through a pumping pump and a pipeline; a water filtering cylinder is vertically arranged in the collecting box, and the bottom of the water filtering cylinder is communicated to the outside of the ship body through a drain pipe; the bottom of the collecting box is communicated to a collecting cabin in the ship body through a sludge discharge pipe, and a valve is arranged on the sludge discharge pipe; the ship body is also provided with a power supply device. After sludge and sewage extracted from the river channel are conveyed to the collecting box, redundant river water is filtered into the collecting box through the water filtering cylinder and then is discharged into the river channel through the water discharging pipe, so that frequent back and forth caused by too little loaded sludge due to too much river water can be avoided; and after the excessive river water of the sludge accumulated in the collection tank is filtered, opening the valve, discharging the sludge into the collection tank, and closing the valve after the sludge is emptied, so that the river water can be filtered again.

Description

River channel dredging device

Technical Field

The utility model relates to a hydraulic engineering's sediment removal device, concretely relates to river course sediment removal device.

Background

Hydraulic engineering is a general term for various engineering constructions constructed for controlling, utilizing and protecting surface and underground water resources and environments, and is used for controlling and allocating surface water and underground water in nature to achieve the purposes of removing harm and benefiting, and is also called water engineering. Water is a valuable resource essential to human production and life, but the naturally existing state of the water does not completely meet the needs of human beings, and only when water conservancy projects are built, water flow can be controlled, flood disasters are prevented, and water quantity is regulated and distributed to meet the needs of the people's life and production on water resources. Most of riverways in China have the problems of sediment sedimentation, river bed lifting and shallowing, and water storage, water delivery and flood discharge capacity reduction, and some pollution discharge riverway sludge is overflowed to pollute the environment, and the riverways need to be periodically desilted and dredged. Due to the long-term silt or sediment stagnation in the river course at the middle and lower reaches of the river, the water channel becomes shallower and narrower, so that the flood capacity of the river becomes worse and worse, flood disasters can easily occur once the river meets the super-strong rainfall weather, and great hidden dangers are caused to the life safety of people and the like. The best method for solving the problems is to deepen the river channel and carry out dredging on the river channel.

At present, dredging equipment for a river channel mainly adopts excavator soil excavation, the mode is that the river channel is dammed and cut off, water is pumped to be dry, and then sludge treatment is carried out by adopting the mode of excavating by the excavator and transporting an earth vehicle. There are also dredging methods with water operation, or an excavator is mounted on a floatable platform, and the excavated soil is put into a cabin to be transported away, or a high-pressure water gun is used for scouring slurry, so that the dredging efficiency and effect are unsatisfactory. Also use the desilting instrument directly to inhale silt in the collecting box then handle through the dredge pump, but it can inhale a large amount of river, leads to holding the collecting box interior river of mud to account for a large scale, need constantly transport, has reduced desilting efficiency.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a river course desilting device for realize the high-efficient desilting in river course, and filter the river in the silt as far as possible.

For solving the technical problem, the utility model discloses the technical scheme who adopts does:

a river channel dredging device comprises a ship body and a dredging mechanism, wherein a lifting device is arranged on the ship body, and the dredging mechanism is connected with the lifting device; the hull is also provided with a collecting box, and the dredging mechanism is communicated with the collecting box through a pumping pump and a pipeline; a water filtering cylinder is vertically arranged in the collecting box, and the bottom of the water filtering cylinder is communicated to the outside of the ship body through a drain pipe; the bottom of the collecting box is communicated to a collecting cabin in the ship body through a sludge discharge pipe, and a valve is arranged on the sludge discharge pipe; the ship body is also provided with a power supply device.

As a further technical scheme of the above scheme, the dredging mechanism comprises a shell, a motor is installed in the shell, a rotating shaft of the motor is arranged towards a sludge suction port, and a plurality of blades are installed on the rotating shaft; an opening for communicating the pipeline is formed in the side wall of the shell between the blade and the motor.

As a further technical scheme of the above scheme, the pumping pump is arranged on the ship body and is communicated with the opening of the shell through a pumping pipe; the pumping pump is communicated with the collecting box through a conveying pipe.

As a further technical solution of the above solution, the rotating shaft of the motor is connected with the housing through a sealed bearing.

As a further technical scheme of the scheme, the sludge suction port is of an outwards-expanded horn-shaped structure.

As a further technical scheme of the scheme, the ship body is further rotatably connected with a support, one end of the support extends to the outside of the ship body, the top of the lifting device is connected with the extending part of the support, and the dredging mechanism is connected to the bottom of the lifting device.

As a further technical scheme of the scheme, a cover plate capable of opening the collecting cabin is arranged on the ship body.

As a further technical scheme of the scheme, the cover plate is provided with a handle.

As a further technical scheme of the scheme, the bottom of the collecting box is of a conical surface structure with a low middle part and high periphery.

Compared with the prior art, the utility model, following advantage and beneficial effect have: after sludge and sewage extracted from the river channel are conveyed to the collecting box, redundant river water is filtered into the collecting box through the water filtering cylinder and then is discharged into the river channel through the water discharging pipe, so that frequent back and forth caused by too little loaded sludge due to too much river water can be avoided; and the sludge after filtering the redundant river water is accumulated in the collecting box, after the redundant river water of the sludge accumulated in the collecting box is filtered, the valve is opened to discharge the sludge into the collecting cabin, and the valve is closed after the sludge is emptied, so that the river water can be filtered again.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

The explanation of each reference number in the figure is: the device comprises a handle 1, a cover plate 2, a power supply device 3, a sludge discharge pipe 4, a valve 5, a water filtering cylinder 6, a collecting box 7, a conveying pipe 8, a support 9, a ship body 10, a collecting cabin 11, a water discharging pipe 12, a pumping pump 13, a pumping pipe 14, a lifting device 15, a motor 16, a shell 17, a sealing bearing 18, a rotating shaft 19, a blade 20 and a silt suction port 21.

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, so as to further understand the concept, the technical problems to be solved, the technical features constituting the technical solutions, and the technical effects brought by the technical solutions of the present invention.

It should be understood that the description of these embodiments is illustrative and not restrictive in any way, and that the embodiments described are only some but not all embodiments of the invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, provided in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of preferred embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

A river course sediment removal device include hull 10 and desilting mechanism. Be equipped with elevating gear 15 on the hull 10, the desilting mechanism with elevating gear 15 is connected, and elevating gear 15 is multistage hydraulic telescoping rod, through elevating gear 15, can carry out lift adjustment to the desilting mechanism to realize the lift of desilting mechanism. The hull 10 is also provided with a sludge collection box 7, the dredging mechanism is communicated with the collection box 7 through a pumping pump 13 and a pipeline, and sludge and sewage extracted from a river channel are conveyed to the collection box 7 for collection and treatment. A water filtering cylinder 6 is vertically arranged in the collecting box 7, and the bottom of the water filtering cylinder 6 is communicated to the outside of the ship body 10 through a drain pipe 12; the bottom of the collecting box 7 is communicated with a collecting cabin 11 in the ship body 10 through a sludge discharge pipe 4, and a valve 5 is arranged on the sludge discharge pipe 4. After sludge and sewage extracted from the river channel are conveyed to the collecting box 7, redundant river water is filtered into the collecting box through the water filtering cylinder 6 and then is discharged into the river channel through the water discharging pipe 12, and frequent back and forth caused by too little loaded sludge due to too much filled river water can be avoided. And the sludge after filtering the redundant river water is accumulated in the collecting box 7, after the redundant river water of the sludge accumulated in the collecting box 7 is filtered, the valve 5 is opened to discharge the sludge into the collecting cabin 11, and the valve 5 is closed after the sludge is emptied, so that the river water can be filtered again. The bottom of the collecting box 7 is of a conical surface structure with a low middle part and high periphery, which is beneficial for sludge to smoothly enter the collecting cabin 11 under the action of gravity. The ship body 10 is also provided with a power supply device 3, and the power supply device 3 can provide power for all power consumption parts such as the ship body 10 and a dredging mechanism.

The dredging mechanism comprises a shell 17, a motor 16 is arranged in the shell 17, a rotating shaft 19 of the motor 16 is arranged towards a silt suction port 21, and a plurality of blades 20 are arranged on the rotating shaft 19; an opening for communicating a duct is opened in a side wall of the housing 17 between the blade 20 and the motor 16. The pumping pump 13 is arranged on the ship body 10, and the pumping pump 13 is communicated with the opening of the shell 17 through a pumping pipe 14; the pump 13 communicates with the collection tank 7 via the delivery pipe 8. The blades 20 can cut large pieces of sludge to avoid clogging the pipe. The rotating shaft 19 of the motor 16 is connected with the housing 17 through a sealing bearing 18, and the sealing bearing 18 can ensure the waterproofness of the motor 16. Inhale silt mouth 21 and be the horn shape structure of outside expansion, this horn shape structure inhales silt mouth 21 and is favorable to absorbing mud on a large scale, improves desilting efficiency.

The ship body 10 is also rotatably connected with a support 9, one end of the support 9 extends to the outside of the ship body 10, the top of the lifting device 15 is connected with the extending part of the support 9, and the dredging mechanism is connected with the bottom of the lifting device 15. Through the rotation of support 9, adjustable desilting mechanism's horizontal position makes its operating range bigger, and the operation mode is more nimble.

The ship body 10 is provided with a cover plate 2 capable of opening the collecting cabin 11, and the cover plate 2 is provided with a handle 1. After the collection chamber 11 is filled with sludge, the operation of dredging needs to be stopped temporarily for transferring. The ship body 10 is operated to the shore or a designated silt discharge position, the cover plate 2 is opened, and silt in the collection cabin 11 is pumped out and cleaned through silt pumping equipment. After the sludge is discharged, the ship body 10 is operated again to return to the river channel for continuous dredging. The handle 1 facilitates opening and closing of the cover plate 2.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a river course dredging device which characterized in that: the dredging boat comprises a boat body (10) and a dredging mechanism, wherein a lifting device (15) is arranged on the boat body (10), and the dredging mechanism is connected with the lifting device (15); the ship body (10) is also provided with a collecting box (7), and the dredging mechanism is communicated with the collecting box (7) through a pumping pump (13) and a pipeline; a water filtering cylinder (6) is vertically arranged in the collecting box (7), and the bottom of the water filtering cylinder (6) is communicated to the outside of the ship body (10) through a drain pipe (12); the bottom of the collecting box (7) is communicated with a collecting cabin (11) in the ship body (10) through a sludge discharge pipe (4), and a valve (5) is arranged on the sludge discharge pipe (4); the ship body (10) is also provided with a power supply device (3).

2. A river dredging device according to claim 1, wherein: the dredging mechanism comprises a shell (17), a motor (16) is installed in the shell (17), a rotating shaft (19) of the motor (16) is arranged towards a sludge suction opening (21), and a plurality of blades (20) are installed on the rotating shaft (19); an opening for communicating a pipeline is formed in the side wall of the shell (17) between the blade (20) and the motor (16).

3. A river dredging device according to claim 2, wherein: the pumping pump (13) is arranged on the ship body (10), and the pumping pump (13) is communicated with the opening of the shell (17) through a pumping pipe (14); the pumping pump (13) is communicated with the collecting box (7) through a conveying pipe (8).

4. A river dredging device according to claim 2, wherein: and a rotating shaft (19) of the motor (16) is connected with the shell (17) through a sealing bearing (18).

5. A river dredging device according to claim 2, wherein: the sludge suction port (21) is of an outwards expanded horn-shaped structure.

6. A river dredging device according to claim 1, wherein: still rotate on hull (10) and be connected with support (9), the outside of hull (10) is extended to the one end of support (9), the extension in support (9) is connected to the top of elevating gear (15), desilting mechanism connects in the bottom of elevating gear (15).

7. A river dredging device according to claim 1, wherein: the ship body (10) is provided with a cover plate (2) capable of opening the collecting cabin (11).

8. The river channel dredging device according to claim 7, wherein: the cover plate (2) is provided with a handle (1).

9. A river dredging device according to claim 1, wherein: the bottom of the collecting box (7) is of a conical surface structure with a low middle part and a high periphery.