CN219773059U

CN219773059U - Desilting device

Info

Publication number: CN219773059U
Application number: CN202320702342.2U
Authority: CN
Inventors: 吕慎海
Original assignee: Shandong Water Transfer Project Operation And Maintenance Center
Current assignee: Shandong Water Transfer Project Operation And Maintenance Center
Priority date: 2023-04-03
Filing date: 2023-04-03
Publication date: 2023-09-29
Anticipated expiration: 2033-04-03

Abstract

The utility model belongs to the technical field of hydraulic engineering, in particular to a dredging device, which aims at the problems of dredging modes and sundries blocking pipelines in construction after draining water, which are proposed by the background technology, and the dredging device comprises a machine body, wherein an underwater propulsion mechanism is arranged on one side of the machine body, and a mud taking shovel is arranged at the bottom of the other side of the machine body. According to the underwater mud dredging device, in an underwater propulsion mechanism, the propeller rotates and the speed reducer turns to the steering shaft, the underwater mud can be dredged, personnel do not need to drain, life safety is guaranteed, the system is kept running, personnel do not drain, mud does not fall to the ground, the sediment and water separation function is achieved, efficiency is high, comprehensive cost is low, the underwater mud dredging device has safe, ecological and environment-friendly dredging targets, in a depth and angle adjusting mechanism, under the combined action of the first hydraulic push rod and the second hydraulic push rod, the depth and angle of a mud taking shovel can be adjusted, and the mud taking shovel is guaranteed to be always located at the position of the mud, so that the underwater mud dredging device is flexible and practical.

Description

Desilting device

Technical Field

The utility model relates to the technical field of hydraulic engineering, in particular to a dredging device.

Background

The river dredging is to clear the sludge occupying the river, so that the self-cleaning capacity of the river can be enhanced, and the river can bear more water.

1. Firstly, the common river dredging mode is to drain water and then construct, and personnel need to drain water to operate, so that the river dredging mode has certain dangerousness, and meanwhile, the mode is low in efficiency, high in comprehensive cost and has the risk of flying dust and throwing pollutants.

2. Secondly, the river contains a large amount of debris such as rubble piece, branch in the river course, and in the suction mud pump suction silt, these debris easily block up the pipeline, influence desilting, still can damage the suction mud pump when serious.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a dredging device, which overcomes the defects of the prior art and effectively solves the problems of dredging modes and sundries blocking pipelines in construction after draining water through the mutual cooperation of an underwater propulsion mechanism, a depth and angle adjusting mechanism and a crushing mechanism.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the dredging device comprises a machine body, wherein an underwater propulsion mechanism is arranged on one side of the machine body, a mud taking shovel is arranged at the bottom of the other side of the machine body, and a depth and angle adjusting mechanism and a crushing mechanism are respectively arranged on two sides of the mud taking shovel;

the underwater propulsion mechanism comprises a propeller, a steering shaft arranged on the outer wall of the propeller and a speed reducer connected to the top end of the steering shaft through a coupler;

the depth and angle adjusting mechanism comprises a first symmetrically-distributed hydraulic push rod which is arranged on the other side of the machine body and fixedly connected to the outer wall of the mud taking shovel and a second symmetrically-distributed hydraulic push rod which is hinged to the outer wall of the top of the mud taking shovel;

the crushing mechanism comprises crushing rods which are connected to the inner wall of the mud taking shovel in a rotating mode and distributed at equal intervals, gears arranged at the top ends of the crushing rods, and a servo motor arranged on the outer wall of the top of one gear.

Preferably, the outer wall of one side of the mud taking shovel is connected with a mud discharging pipe, and a mud sucking pump is arranged on the outer wall of the mud discharging pipe.

Preferably, the outer wall of one end of the second hydraulic push rod is hinged with a positioning sleeve, the inner wall of the positioning sleeve is connected with a positioning rod in a sliding manner, and the top end of the positioning rod is arranged on the outer wall of the bottom of the machine body.

Preferably, a camera is arranged on the outer wall of the other side of the machine body.

Preferably, symmetrically distributed pull rods are welded on the outer wall of the top of the machine body.

Preferably, the first sealing box is installed on the outer wall of one side of the machine body, and the bottom end of the steering shaft is rotationally connected to the inner wall of the first sealing box.

Preferably, the second sealing box is arranged at the top of the mud taking shovel, and the servo motor is arranged on the inner wall of the second sealing box.

The beneficial effects of the utility model are as follows:

1. the desilting device of the design can desilting underwater silt by rotating the screw propeller and steering the steering shaft by the speed reducer in the underwater propulsion mechanism, ensures the safety of life without launching by personnel, realizes the functions of no stop of the system, no launching by personnel, no falling of the silt, and separation of silt and water, has high efficiency and low comprehensive cost, and has the aims of safety, ecology and environmental protection;

2. according to the dredging device, in the depth and angle adjusting mechanism, under the combined action of the first hydraulic push rod and the second hydraulic push rod, the depth and the angle of the mud taking shovel can be adjusted, so that the mud taking shovel is ensured to be always positioned at the position of mud, and the dredging device is flexible and practical;

3. according to the desilting device, in the crushing mechanism, the servo motor is used for driving the crushing rod at the bottom of the gear to rotate, so that the forced crushing function is realized, sundries such as stones and branches can be crushed, and the sundries are prevented from blocking the pipeline to affect desilting and damage the dredge pump.

Drawings

FIG. 1 is a front view of the whole structure of a dredging device according to the present utility model;

FIG. 2 is a bottom view of the whole structure of a dredging device according to the present utility model;

FIG. 3 is a schematic view of an underwater propulsion mechanism of a dredging device according to the present utility model;

fig. 4 is a schematic partial structure of a dredging device according to the present utility model.

In the figure: the device comprises a machine body 1, a underwater propulsion mechanism 2, a propeller 21, a steering shaft 22, a speed reducer 23, a mud taking shovel 3, a depth and angle adjusting mechanism 4, a first hydraulic push rod 41, a second hydraulic push rod 42, a crushing mechanism 5, a crushing rod 51, a gear 52, a servo motor 53, a mud discharging pipe 6, a mud sucking pump 7, a locating sleeve 8, a locating rod 9, a camera 10, a pull rod 11, a first sealing box 12 and a second sealing box 13.

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.

Embodiment 1, referring to fig. 1-3, a dredging device comprises a machine body 1 and an underwater propulsion mechanism 2, wherein the underwater propulsion mechanism 2 comprises the following components:

underwater propulsion mechanism 2: the underwater propulsion mechanism 2 includes a propeller 21, a steering shaft 22, and a speed reducer 23, the steering shaft 22 is mounted on the outer wall of the propeller 21, and the speed reducer 23 is connected to the top end of the steering shaft 22 through a coupling.

In the embodiment, the underwater silt can be dredged by rotating the propeller 21 and steering the steering shaft 22 by the speed reducer 23, people do not need to drain, the life safety is ensured, the functions of continuous system operation, people do not drain, the silt does not fall to the ground, and the silt and water separation are realized, so that the efficiency is high, the comprehensive cost is low, and the dredging device has the safe, ecological and environment-friendly dredging targets.

Embodiment 2, referring to fig. 4, a dredging device further comprises a mud taking shovel 3 and a depth and angle adjusting mechanism 4, wherein the depth and angle adjusting mechanism 4 comprises the following components:

the depth and angle adjusting mechanism 4 comprises a first symmetrically distributed hydraulic push rod 41 arranged on the other side of the machine body 1 and fixedly connected to the outer wall of the mud taking shovel 3, and a second symmetrically distributed hydraulic push rod 42 hinged to the outer wall of the top of the mud taking shovel 3.

In this embodiment, under the combined action of the first hydraulic push rod 41 and the second hydraulic push rod 42, the depth and the angle of the mud taking shovel 3 can be adjusted, so that the mud taking shovel 3 is ensured to be always located at the position of the mud, and the mud taking shovel is flexible and practical.

Embodiment 3, referring to fig. 4, a dredging device further comprises a crushing mechanism 5, the crushing mechanism 5 comprising the following components:

crushing mechanism 5: the crushing mechanism 5 comprises a crushing rod 51, gears 52 and a servo motor 53, wherein the crushing rods 51 which are equidistantly distributed are rotatably connected to the inner wall of the mud taking shovel 3, the gears 52 are arranged at the top end of the crushing rod 51, and the servo motor 53 is arranged on the top outer wall of one of the gears 52.

In the embodiment, the smashing rod 51 at the bottom of the gear 52 is driven by the servo motor 53 to rotate, so that the smashing device has a forced smashing function, can smash sundries such as stones and branches, and can avoid the sundries blocking a pipeline to affect dredging and damage the dredge pump 7.

Referring to fig. 4, a sludge discharge pipe 6 is connected to an outer wall of one side of the sludge taking shovel 3, and a sludge suction pump 7 is installed to an outer wall of the sludge discharge pipe 6, and sludge is discharged along the sludge discharge pipe 6 through absorption of the sludge suction pump 7.

Referring to fig. 2-4, a positioning sleeve 8 is hinged to the outer wall of one end of the second hydraulic push rod 42, a positioning rod 9 is slidably connected to the inner wall of the positioning sleeve 8, and the top end of the positioning rod 9 is mounted on the outer wall of the bottom of the machine body 1.

Referring to fig. 1, a camera 10 is installed on the other side of the body 1, and the camera 10 is used for observing the condition in water.

Referring to fig. 1, symmetrically distributed tie rods 11 are welded on the outer wall of the top of the machine body 1, and the machine body 1 is conveniently fixed on lifting equipment through the tie rods 11.

Referring to fig. 2, a first sealing case 12 is installed at an outer wall of one side of the machine body 1, and a bottom end of a steering shaft 22 is rotatably coupled to an inner wall of the first sealing case 12, and the first sealing case 12 is used to increase a waterproof property of a speed reducer 23.

Referring to fig. 1, a second sealing case 13 is installed at the top of the mud taking shovel 3, and a servo motor 53 is installed on the inner wall of the second sealing case 13, the second sealing case 13 serving to increase the water resistance of the servo motor 53.

Working principle: firstly, hanging the pull rod 11 through lifting equipment to place the device in a river course, depending on the buoyancy of the machine body 1, suspending in water, depending on the rotation of the screw propeller 21 and the steering of the steering shaft 22 by the speed reducer 23, the propulsion and steering of the machine body 1 can be realized, the depth and angle of the mud taking shovel 3 are regulated according to the expansion and contraction of the first hydraulic push rod 41 and the second hydraulic push rod 42, the mud taking shovel 3 is ensured to be always positioned at the position of mud, then, the gear 52 is driven by the servo motor 53 to rotate the smashing rod 51 at the bottom of the gear 52, the sundries such as broken stones and branches are forced to be broken, the staff can remotely control the device, observe the condition in water through the camera 10, the position of the mud taking shovel 3 is regulated in time, and the mud can be finally discharged along the mud discharging pipe 6 through the absorption of the mud sucking pump 7.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The dredging device comprises a machine body (1) and is characterized in that an underwater propulsion mechanism (2) is arranged on one side of the machine body (1), a mud taking shovel (3) is arranged at the bottom of the other side of the machine body (1), and a depth and angle adjusting mechanism (4) and a crushing mechanism (5) are respectively arranged on two sides of the mud taking shovel (3);

the underwater propulsion mechanism (2) comprises a propeller (21), a steering shaft (22) arranged on the outer wall of the propeller (21) and a speed reducer (23) connected to the top end of the steering shaft (22) through a coupling;

the depth and angle adjusting mechanism (4) comprises a first symmetrically-distributed hydraulic push rod (41) which is arranged on the other side of the machine body (1) and fixedly connected to the outer wall of the mud taking shovel (3) and a second symmetrically-distributed hydraulic push rod (42) which is hinged to the outer wall of the top of the mud taking shovel (3);

the crushing mechanism (5) comprises crushing rods (51) which are connected to the inner wall of the mud taking shovel (3) in a rotating mode and distributed at equal distances, gears (52) arranged at the top ends of the crushing rods (51), and a servo motor (53) arranged on the outer wall of the top of one gear (52).

2. A dredging device according to claim 1, wherein the sludge taking shovel (3) is connected with a sludge discharging pipe (6) on one side outer wall, and a sludge sucking pump (7) is arranged on the outer wall of the sludge discharging pipe (6).

3. The dredging device according to claim 1, wherein a positioning sleeve (8) is hinged to the outer wall of one end of the second hydraulic push rod (42), a positioning rod (9) is slidably connected to the inner wall of the positioning sleeve (8), and the top end of the positioning rod (9) is mounted on the outer wall of the bottom of the machine body (1).

4. A dredging arrangement according to claim 1, wherein a camera (10) is mounted on the outer wall of the other side of the body (1).

5. A dredging device according to claim 1, wherein symmetrically distributed tie rods (11) are welded to the outer wall of the top of the body (1).

6. A dredging arrangement according to claim 1, characterized in that the outer wall of one side of the machine body (1) is provided with a first sealing box (12), and the bottom end of the steering shaft (22) is rotatably connected to the inner wall of the first sealing box (12).

7. A dredging arrangement according to claim 1, characterized in that the top of the dredging shovel (3) is provided with a second sealing box (13), and that the servo motor (53) is mounted on the inner wall of the second sealing box (13).