CN220450941U

CN220450941U - River and lake sediment dredging equipment

Info

Publication number: CN220450941U
Application number: CN202321656935.6U
Authority: CN
Inventors: 陈洁; 王玺琦; 金旭琴
Original assignee: Jiangsu Suhuan Ecological Technology Co ltd
Current assignee: Jiangsu Suhuan Ecological Technology Co ltd
Priority date: 2023-06-28
Filing date: 2023-06-28
Publication date: 2024-02-06
Anticipated expiration: 2033-06-28

Abstract

The utility model discloses river and lake bottom mud dredging equipment, which comprises a working ship, wherein fixing plates are fixedly arranged on two sides of the front end of the working ship, side plates are arranged on the inner sides between the fixing plates, and the fixing plates are in rotary connection with the side plates; further comprises: the dredging pipes are arranged between the side plates, seven dredging pipes are arranged, and the dredging pipes and the side plates are welded and fixed through connecting frames; the dredging device comprises a dredging pipe, a dredging cavity and a plurality of spiral blades, wherein the dredging cavity is arranged in the dredging pipe, a rotating shaft is arranged in the dredging cavity, and the plurality of spiral blades which are distributed at equal intervals in sequence are arranged outside the rotating shaft; the filter screen, its setting is in the intermediate position department of dredging pipe, and helical blade's edge is pressed close to with the filter screen mutually, has solved the relatively poor problem of dredging equipment to the silt extraction effect of different degree of depth.

Description

River and lake sediment dredging equipment

Technical Field

The utility model relates to the technical field of dredging of river and lake bottom, in particular to dredging equipment for river and lake bottom mud.

Background

River dredging generally refers to river treatment, and belongs to hydraulic engineering. The silt deposited on the river bottom is blown and stirred into turbid water by mechanical equipment and flows away along with river water, so that a dredging effect is achieved, the dredging mainly adopts a construction method of manually cleaning and mechanically transporting and discharging, and the concrete flow comprises the steps of filling cofferdams to pump water, sucking the silt to a tank truck to transport and discharge, manually cleaning dregs (containing garbage and stones), lifting to a temporary storage point on the shore, and transporting the dregs outside a truck to a soil discharge point.

For example, the patent of China issued to publication No. CN215888404U, a dredging device for river bottom of hydraulic engineering, comprises a sludge pumping device, a mud-water separation device, a collecting device and a floating device, wherein the sludge pumping device comprises a base, a water pump is fixedly arranged in the base, a sludge pumping pipe is fixedly arranged at the lower end of the water pump, a conveying pipe is fixedly arranged at the upper end of the sludge pumping pipe, the mud-water separation device comprises a dredging box, a centrifugal cylinder is fixedly arranged in the dredging box, a screw mechanism is fixedly arranged at the upper end of the centrifugal cylinder, a transmission motor is fixedly arranged at the left side of the dredging box, and a fixing mechanism is fixedly arranged at the lower end of the transmission motor. This hydraulic engineering river bottom dredging device can make whole device place on the river surface through setting up showy skin raft, can directly salvage the silt of river bottom through the mud pipe.

Above-mentioned prior art can realize the clearance to silt, but desilting in-process, water level height is different, and prior art adjusts the flexibility relatively poor, and is also relatively poor to the silt extraction effect of different degree of depth, consequently does not satisfy current demand, has provided a river lake bed mud desilting equipment to this.

Disclosure of Invention

The utility model aims to provide a river and lake sediment dredging device, which aims to solve the problem that the dredging device provided in the background art has poor sludge extraction effect on different depths.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the river and lake bottom mud dredging equipment comprises a working ship, wherein fixing plates are fixedly arranged on two sides of the front end of the working ship, side plates are arranged on the inner sides between the fixing plates, and the fixing plates are rotationally connected with the side plates; further comprises:

the dredging pipes are arranged between the side plates, seven dredging pipes are arranged, and the dredging pipes and the side plates are welded and fixed through connecting frames;

the dredging device comprises a dredging pipe, a dredging cavity and a plurality of spiral blades, wherein the dredging cavity is arranged in the dredging pipe, a rotating shaft is arranged in the dredging cavity, and the plurality of spiral blades which are distributed at equal intervals in sequence are arranged outside the rotating shaft;

the filter screen is arranged at the middle position of the dredging pipe, and the edges of the spiral blades are close to the filter screen.

Preferably, a mud scraper is welded and fixed at the lower end of the dredging pipe, and the diameter of the dredging cavity gradually decreases from one end close to the mud scraper to the other end.

Preferably, a first motor is installed at the upper end inside the dredging pipe, and an output shaft of the first motor is in transmission connection with the rotating shaft through a coupler.

Preferably, a sludge collecting box is arranged above the working ship, a recovery pipe is arranged at one end of the sludge collecting box, a collecting pipe is arranged at one end of the recovery pipe, the front end of the collecting pipe is connected with a dredging pipe through a conveying hose, and a pump is arranged outside the recovery pipe.

Preferably, adjusting device is installed to the inside front end of work ship, adjusting device's inside slip is spacing to have the movable column, and the inside of movable column is provided with the screw cavity, the inside rear end fixed mounting of adjusting device has the second motor, the screw rod is installed to the output shaft of second motor, and the screw rod extends to in the screw cavity of movable column, and with screw cavity screw-thread fit.

Preferably, the outside of curb plate all is provided with the direction spout, the inside of direction spout is all slided spacingly and is had the sliding block, and the outside of sliding block is connected with the one end rotation of movable column.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the dredging pipe is arranged, after the dredging pipe is contacted with the bottom of a river channel, the working ship moves towards a designated direction, the sludge at the river bottom is lifted by the mud shoveling plate and enters the dredging pipe, at the moment, the first motor is started, the output shaft drives the rotating shaft to rotate, so that the plurality of spiral blades are driven to rotate, the sludge at the bottom is pushed upwards, the diameter of the dredging cavity is gradually decreased from the bottom upwards, the space in the sludge conveying cavity is gradually compressed, at the moment, the water in the sludge is discharged to the outside through the filter screen, the sludge moving to the upper part is kept in a relatively compact state, at the moment, the sludge enters the collecting pipe from the conveying hose under the action of the pump, enters the recovery pipe from the collecting pipe, is finally stored in the sludge collecting box, and is transported to the wharf through the working ship.

2. According to the utility model, the regulating device is arranged for regulating the dredging pipe, under the conventional condition, the dredging pipe is nearly flush with the horizontal plane, the normal movement of the dredger is not hindered, after the dredging pipe reaches a designated position, the second motor is started, the output shaft of the second motor drives the screw rod to rotate, the movable column is contracted by matching with the guiding movement of the regulating device to the movable column under the friction of the screw rod and the screw hole in the movable column, one end of the movable column and the sliding block relatively rotate in the contraction process, so that the sliding block moves upwards in the guiding sliding groove, one end of the dredging pipe relatively rotates by taking the joint of the fixed plate and the side plate as an axle center point, the other end of the dredging pipe enters the river bottom and contacts with sludge at the bottom, and the dredging work can be realized by moving the dredger.

Drawings

FIG. 1 is a schematic view of the internal structure of the present utility model;

FIG. 2 is a perspective view of a dredging pipe according to the utility model;

FIG. 3 is a schematic view of a portion of the interior of a dredging pipe according to the present utility model;

fig. 4 is an enlarged view of a portion of the area a of fig. 2 in accordance with the present utility model.

In the figure: 1. a work boat; 2. a dredging pipe; 3. a sludge collection box; 4. a recovery pipe; 5. pumping; 6. a header; 7. a conveying hose; 8. a dredging cavity; 9. a rotating shaft; 10. a helical blade; 11. a filter screen; 12. a first motor; 13. a mud-shoveling plate; 14. an adjusting device; 15. a movable column; 16. a second motor; 17. a screw; 18. a side plate; 19. a fixing plate; 20. a guide chute; 21. a sliding block.

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.

Referring to fig. 1-4, an embodiment of the present utility model is provided: the river and lake bottom mud dredging equipment comprises a working ship 1, wherein fixing plates 19 are fixedly arranged on two sides of the front end of the working ship 1, side plates 18 are arranged on the inner sides between the fixing plates 19, and the fixing plates 19 are rotatably connected with the side plates 18; further comprises:

the dredging pipes 2 are arranged between the side plates 18, seven dredging pipes 2 are arranged, and the dredging pipes 2 and the side plates 18 are welded and fixed through connecting frames;

the dredging cavity 8 is arranged in the dredging pipe 2, a rotating shaft 9 is arranged in the dredging cavity 8, and a plurality of spiral blades 10 which are distributed at equal intervals in sequence are arranged outside the rotating shaft 9;

a filter screen 11 disposed at a middle position of the dredging pipe 2, and edges of the spiral blades 10 are adjacent to the filter screen 11.

When the sludge dredging device is used, the working ship 1 moves towards a specified direction, sludge at the river bottom is shoveled by the mud shoveling plate 13 and enters the interior of the dredging pipe 2, at the moment, the first motor 12 is started, the output shaft of the first motor drives the rotating shaft 9 to rotate, so that a plurality of spiral blades 10 are driven to rotate, the sludge at the bottom is pushed upwards, the diameter of the dredging cavity 8 gradually decreases from the bottom upwards, the space in the sludge conveying space is gradually compressed, at the moment, moisture in the sludge is discharged to the outside through the filter screen 11, the sludge moving to the upper side is kept in a relatively compact state, at the moment, the sludge enters the collecting pipe 6 from the conveying hose 7 under the action of the pump 5, enters the recovery pipe 4 from the collecting pipe 6, and is finally stored in the sludge collecting box 3, and is transported to a loading and unloading dock through the working ship 1.

Referring to fig. 1 and 3, a mud scraper 13 is welded and fixed at the lower end of the dredging pipe 2, the diameter of the dredging cavity 8 gradually decreases from one end close to the mud scraper 13 to the other end, and the space in the mud conveying space is gradually compressed to discharge water.

Referring to fig. 1, a first motor 12 is installed at the upper end inside the dredging pipe 2, and an output shaft of the first motor 12 is in transmission connection with a rotating shaft 9 through a coupling, so that pushing work of the spiral blade 10 on sludge is realized.

Referring to fig. 1, a sludge collecting tank 3 is installed above a work ship 1, a recovery pipe 4 is installed at one end of the sludge collecting tank 3, a collecting pipe 6 is installed at one end of the recovery pipe 4, the front end of the collecting pipe 6 is connected with a dredging pipe 2 through a conveying hose 7, and a pump 5 is installed outside the recovery pipe 4 to conveniently collect sludge.

Referring to fig. 1 and 2, an adjusting device 14 is installed at the front end of the interior of the working ship 1, a movable column 15 is limited in the interior of the adjusting device 14 in a sliding manner, a threaded cavity is formed in the movable column 15, a second motor 16 is fixedly installed at the rear end of the interior of the adjusting device 14, a screw 17 is installed on an output shaft of the second motor 16, the screw 17 extends into the threaded cavity of the movable column 15 and is in threaded fit with the threaded cavity, and the dredging pipe 2 can be adjusted according to the position of sludge.

Referring to fig. 2 and 4, the outer parts of the side plates 18 are provided with guide sliding grooves 20, sliding blocks 21 are limited in the guide sliding grooves 20 in a sliding manner, the outer sides of the sliding blocks 21 are rotatably connected with one ends of the movable columns 15, and the dredging pipe 2 is adjusted by means of relative displacement of the sliding blocks 21 and the guide sliding grooves 20 and relative rotation of the sliding blocks 21 and the movable columns 15.

Working principle: under the conventional condition, the dredging pipe 2 is nearly flush with the horizontal plane, the normal movement of the dredger 1 is not blocked, after the dredging pipe reaches a designated position, the output shaft of the dredging pipe is driven to rotate by starting the second motor 16, under the friction between the screw 17 and a screw hole in the movable column 15, the movable column 15 is contracted by matching with the guiding movement of the adjusting device 14, one end of the movable column 15 and the sliding block 21 relatively rotate in the contraction process, the sliding block 21 moves upwards in the guiding sliding groove 20, one end of the dredging pipe 2 relatively rotates by taking the connecting position of the fixed plate 19 and the side plate 18 as an axle center point, the other end of the dredging pipe 2 enters the river bottom and contacts with sludge at the bottom, and the dredging work can be realized by moving the dredger 1.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The river and lake bottom mud dredging equipment comprises a working ship (1), wherein fixing plates (19) are fixedly arranged on two sides of the front end of the working ship (1), side plates (18) are arranged on the inner sides between the fixing plates (19), and the fixing plates (19) are rotationally connected with the side plates (18);

the method is characterized in that: further comprises:

the dredging pipes (2) are arranged between the side plates (18), seven dredging pipes (2) are arranged, and the dredging pipes (2) and the side plates (18) are welded and fixed through connecting frames;

the dredging device comprises a dredging cavity (8), wherein the dredging cavity is arranged in the dredging pipe (2), a rotating shaft (9) is arranged in the dredging cavity (8), and a plurality of spiral blades (10) which are distributed at equal intervals in sequence are arranged outside the rotating shaft (9);

the filter screen (11) is arranged at the middle position of the dredging pipe (2), and the edge of the spiral blade (10) is close to the filter screen (11).

2. A river and lake sediment removal device according to claim 1, wherein: the dredging pipe is characterized in that a mud scraper (13) is welded and fixed at the lower end of the dredging pipe (2), and the diameter of the dredging cavity (8) gradually decreases from one end close to the mud scraper (13) to the other end.

3. A river and lake sediment removal device according to claim 1, wherein: the upper end inside desilting pipe (2) is installed first motor (12), and the output shaft and the pivot (9) of first motor (12) pass through the shaft coupling transmission and are connected.

4. A river and lake sediment removal device according to claim 1, wherein: the utility model discloses a dredger, including work ship (1), recovery pipe (4) are installed to the top of work ship (1), recovery pipe (4) are installed to one end of silt collecting box (3), header (6) are installed to one end of recovery pipe (4), and the front end and the dredging pipe (2) of header (6) are connected through conveying hose (7), the externally mounted of recovery pipe (4) has pump (5).

5. A river and lake sediment removal device according to claim 1, wherein: the front end inside of work ship (1) is installed adjusting device (14), the inside slip of adjusting device (14) is spacing has movable post (15), and the inside of movable post (15) is provided with the screw cavity, the inside rear end fixed mounting of adjusting device (14) has second motor (16), screw rod (17) are installed to the output shaft of second motor (16), and screw rod (17) extend to in the screw cavity of movable post (15), and with screw cavity screw-thread fit.

6. A river and lake sediment removal device according to claim 5 wherein: the outside of curb plate (18) all is provided with guide chute (20), the inside of guide chute (20) all slides spacing has slider (21), and the outside of slider (21) is connected with the one end rotation of movable column (15).