CN219952088U - River channel dredging device - Google Patents

Abstract

The utility model relates to the field of hydraulic engineering equipment, and provides a river dredging device, which comprises a fixing frame in an inverted concave structure, wherein a dredging pipeline is communicated with the top of the fixing frame, a fixing frame is fixedly connected to the top of the inner wall of the fixing frame, a filter screen covering the bottom opening of the dredging pipeline is fixedly connected to the inside of the fixing frame, a rotating shaft in the left-right axial direction is rotatably connected to the inside of the fixing frame through a bearing, a plurality of groups of stirring rods are fixedly connected to the circumferential surface of the rotating shaft, and a rotating assembly for enabling the rotating shaft to rotate is arranged on the fixing frame. The utility model can rotate the rotating shaft under the action of the rotating component, so that a plurality of groups of stirring rods can stir the sludge at the river bottom, the efficiency of sucking the sludge into the sludge suction pipeline is improved, the stirring rods can stir larger stones and garbage existing at the river bottom when rotating, and the filter screen can filter objects entering the sludge suction pipeline and can block the large stone garbage existing in the river water.

Description

River channel dredging device

Technical Field

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

Background

Sludge is deposited in still or slow running water environments, formed by physicochemical and biochemical effects, and is an unconsolidated, weak, fine-grained or very fine-grained soil. Too much silt in the river channel can cause river water pollution and bacterial breeding, even can threaten the survival of fish in the river channel, too much silt accumulation can even influence the normal drainage of the river channel, so that the silt cleaning is particularly important in hydraulic engineering.

The common river channel dredging device adopts large machinery to stir river bottom silt, so that the silt flows away along the water flow to play a cleaning purpose, but in some smaller tributaries, the large machinery is not suitable to be used, but the small machinery can stir the river bottom very little and clean the river bottom again, and the condition that a lot of small machinery is accumulated for too long to suck the silt when dredging is caused.

In the prior art, publication number CN215442072U provides a river dredging device which, by means of the rotating blades provided, agitates the sludge at the bottom of the river while sucking the sludge, so that the speed of sucking the sludge is faster.

In actual dredging operation, not only sludge but also garbage and broken stone are present at the river bottom, and the sludge is stirred by adopting the rotary blades, but the rotary blades are easy to stir in the garbage and the broken stone, so that the problem of blade rotation blocking is solved, and therefore, it is necessary to design a river dredging device for solving the problem.

Disclosure of Invention

The utility model aims to provide a river dredging device so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a river channel dredging device, is including the mount that is inverted concave type structure, and the top intercommunication of mount has inhales the silt pipeline, and the fixed frame of inner wall top fixedly connected with of mount, and fixed frame internal fixation has the cover to inhale silt pipeline bottom open-ended filter screen, and the inside pivot that is control axial that is connected with of mount through the bearing rotation, the circumference surface fixedly connected with multiunit of pivot stirs garrulous pole, and is provided with the rotating assembly who is used for making the pivot rotate on the mount.

Preferably, the rotating assembly comprises a conical gear which is arranged on one side of the fixing frame in a rotating manner and is vertical and axial, one side of the rotating shaft penetrates through the fixing frame and is fixedly connected with a circular plate, one side of the circular plate is fixedly connected with an end face gear meshed with the conical gear, a driving piece for driving the conical gear to rotate is arranged on the fixing frame, and the conical gear drives the end face gear to synchronously rotate through the cooperation of teeth when rotating, so that the circular plate and the rotating shaft can rotate.

Preferably, the driving piece comprises a motor which is fixedly arranged on one side of the fixing frame and has a downward output shaft, the tail end of the output shaft of the motor is fixed with the end face of the bevel gear, and the purpose of driving the bevel gear to rotate can be achieved when the output shaft of the motor rotates.

Preferably, one side fixedly connected with protection casing of mount, and bevel gear, face gear and motor all are located the inside of protection casing for the protection casing can protect bevel gear, face gear and motor.

Preferably, two bilateral symmetry's fixed block around the top of mount all fixedly connected with, the equal fixedly connected with is the axial guide bar around between every two corresponding fixed blocks, and the joint slip has cup jointed one on two guide bars and can carry out the back-and-forth movement and be used for striking off the scraper blade of filter screen surface area stay, can contact with the surface of filter screen when the scraper blade carries out the back-and-forth movement to strike off objects such as rubbish, stone that the filter screen surface area stays.

Preferably, one side of the top of the fixing frame is fixedly connected with a mounting bracket, an electric cylinder is fixedly mounted on the mounting bracket, the tail end of a piston rod of the electric cylinder is fixedly connected with one side of the scraping plate, and the scraping plate can be driven to synchronously move back and forth when the piston rod of the electric cylinder stretches.

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

1. the utility model can rotate the rotating shaft under the action of the rotating component, so that a plurality of groups of stirring rods can stir the sludge at the river bottom, the efficiency of sucking the sludge into the sludge suction pipeline is improved, the stirring rods can stir larger stones and garbage existing at the river bottom when rotating, and the filter screen can filter objects entering the sludge suction pipeline and can block the large stone garbage existing in the river water.

2. The scraper can be contacted with the surface of the filter screen when moving forwards and backwards, and scrapes objects such as garbage, stones and the like left on the surface of the filter screen, so that the problem that the normal suction of sludge in a sludge suction pipeline is influenced due to blockage on the surface of the filter screen is avoided.

Drawings

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

FIG. 2 is a schematic perspective view of another embodiment of the present utility model;

FIG. 3 is a schematic view showing a structure of a protective cover according to the present utility model;

FIG. 4 is a schematic elevational view of the structure of the present utility model;

FIG. 5 is a schematic view of the cross-sectional structure of FIG. 4 taken along the line A-A in accordance with the present utility model;

in the figure: 1. a fixing frame; 2. a silt suction pipeline; 3. a fixed frame; 4. a filter screen; 5. a rotating shaft; 6. a mashing rod; 7. a bevel gear; 8. a circular plate; 9. face gears; 10. a motor; 11. a protective cover; 12. a fixed block; 13. a guide rod; 14. a scraper; 15. a mounting bracket; 16. and (5) an electric cylinder.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

It will be apparent that numerous specific details are set forth in the following description in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced in other ways than as described herein, and therefore the present utility model is not limited to the specific embodiments of the present disclosure.

Referring to fig. 1-5, the present utility model provides a river dredging device: including being the mount 1 of inverted concave type structure, the top intercommunication of mount 1 has inhales silt pipeline 2, inhale silt pipeline 2's opposite side can inhale the silt in the river through the pump, the fixed frame 3 of inner wall top fixedly connected with of mount 1, and fixed frame 3 internal fixation has the cover to inhale silt pipeline 2 bottom open-ended filter screen 4, the inside pivot 5 that is control axial that is connected with through the bearing rotation of mount 1, the circumference surface fixedly connected with multiunit of pivot 5 stirs garrulous pole 6, and be provided with the rotating assembly who is used for making pivot 5 rotatory on the mount 1, through such design, can make pivot 5 rotate under rotating assembly's effect, thereby let multiunit garrulous pole 6 can stir the silt of river bottom, carry the efficiency that silt was inhaled and inhale in the silt pipeline 2, and stir garrulous pole 6 can stir the great stone that the river bottom exists, rubbish garrulous when rotatory, and filter screen 4 then can filter the object that gets into in the silt pipeline 2, can block the big stone rubbish that exists in the river bottom.

In order to enable the rotating shaft 5 to rotate, in some embodiments, it is proposed that the rotating assembly comprises a conical gear 7 which is arranged on one side of the fixing frame 1 in a rotating manner and is in a vertical axial direction, one side of the rotating shaft 5 penetrates through the fixing frame 1 and is fixedly connected with a circular plate 8, one side of the circular plate 8 is fixedly connected with a face gear 9 meshed with the conical gear 7, a driving piece for driving the conical gear 7 to rotate is arranged on the fixing frame 1, the conical gear 7 can drive the face gear 9 to synchronously rotate through the cooperation of teeth when rotating, the circular plate 8 and the rotating shaft 5 can rotate, and stirring of multiple groups of stirring rods 6 on sludge at the river bottom is achieved.

Referring to fig. 3, the driving member includes a motor 10 fixedly mounted on one side of the fixing frame 1 and having a downward output shaft, wherein the end of the output shaft of the motor 10 is fixed to the end surface of the bevel gear 7, and the purpose of driving the bevel gear 7 to rotate can be achieved when the output shaft of the motor 10 rotates.

Furthermore, one side fixedly connected with protection casing 11 of mount 1, and bevel gear 7, face gear 9 and motor 10 all are located the inside of protection casing 11 for protection casing 11 can protect bevel gear 7, face gear 9 and motor 10, avoids it to receive pollution damage such as mud rubbish in the river bottom, and such design can be more reasonable.

In addition, two bilateral symmetry's fixed block 12 around the top of mount 1 all fixedly connected with, every two corresponding fixed blocks 12 between all fixedly connected with be around axial guide bar 13, and the common slip cup joint on two guide bars 13 can carry out the back-and-forth movement and be used for striking off the scraper blade 14 that filter screen 4 surface area remained the thing, can contact with the surface of filter screen 4 when scraper blade 14 carries out the back-and-forth movement to strike off objects such as rubbish, stone that filter screen 4 surface area remained, in order to avoid the filter screen 4 surface to appear blockking up and influence the problem emergence of inhaling silt normally in the silt pipeline 2.

Specifically, the top one side fixedly connected with installing support 15 of mount 1, fixed mounting has electric jar 16 on the installing support 15, and the piston rod end of electric jar 16 and one side fixed connection of scraper blade 14 can drive scraper blade 14 and carry out synchronous back-and-forth movement when the piston rod of electric jar 16 stretches out and draws back to can strike off the deposit on filter screen 4 surface.

Claims (6)

1. River channel dredging device, its characterized in that: including mount (1) that is inverted concave type structure, the top intercommunication of mount (1) has inhale silt pipeline (2), the inner wall top fixedly connected with fixed frame (3) of mount (1), and fixed frame (3) internal fixation has the cover inhale silt pipeline (2) bottom open-ended filter screen (4), the inside pivot (5) that are control axial that are connected with through the bearing rotation of mount (1), the circumference surface fixedly connected with multiunit of pivot (5) stirs garrulous pole (6), and be provided with on mount (1) and be used for making pivot (5) rotatory rotating assembly.

2. The river dredging apparatus as recited in claim 1, wherein: the rotating assembly comprises a conical gear (7) which is arranged on one side of the fixing frame (1) in a vertical axial direction in a rotating mode, one side of the rotating shaft (5) penetrates through the fixing frame (1) and is fixedly connected with a circular plate (8), one side of the circular plate (8) is fixedly connected with an end face gear (9) meshed with the conical gear (7), and a driving piece used for driving the conical gear (7) to rotate is arranged on the fixing frame (1).

3. The river dredging apparatus as recited in claim 2, wherein: the driving piece comprises a motor (10) which is fixedly arranged on one side of the fixing frame (1) and the output shaft of which faces downwards, and the tail end of the output shaft of the motor (10) is fixed with the end face of the bevel gear (7).

4. A river dredging apparatus as claimed in claim 3, wherein: one side of the fixing frame (1) is fixedly connected with a protective cover (11), and the bevel gear (7), the face gear (9) and the motor (10) are all positioned in the protective cover (11).

5. The river dredging apparatus as recited in claim 1, wherein: two bilateral symmetry fixed blocks (12) are all fixedly connected with around the top of mount (1), all fixedly connected with is front and back axial guide bar (13) between every two corresponding fixed blocks (12), and jointly slide and cup joint scraper blade (14) that can carry out back and forth movement and be used for striking off filter screen (4) surface area and stay on two guide bars (13).

6. The river dredging apparatus as recited in claim 5, wherein: the top side of mount (1) fixedly connected with installing support (15), fixed mounting has electric jar (16) on installing support (15), and the piston rod end of electric jar (16) is connected with one side fixed of scraper blade (14).