Water conservancy project river channel desilting device

Abstract

The invention provides a water conservancy project river channel dredging device, and mainly relates to the technical field of river channel dredging equipment. A hydraulic engineering river channel desilting device comprises a ship body, a lifting assembly, a roller, a high-pressure air injection desilting assembly and a driving assembly, the lifting assembly is rotationally installed on one side of the ship body, the roller is rotationally installed at the bottom of the lifting assembly, and a plurality of evenly-distributed comb teeth are fixedly installed on the periphery of the roller; the roller is driven by a driving assembly to rotate, a high-pressure air injection dredging assembly is fixedly installed on the top of the ship body, and the high-pressure air injection dredging assembly communicates with the roller. The river channel desilting device has the beneficial effects that the river channel desilting device can effectively loosen and blow away river bottom silt through rotation of the roller and the comb teeth in combination with high-pressure gas injection of the high-pressure gas injection desilting assembly, the river bottom silt can be taken away along with water flow more easily, and therefore the desilting efficiency is remarkably improved.

Description

Technical Field

[0001] The invention mainly relates to the technical field of river channel desilting equipment, and in particular to a river channel desilting device for a water conservancy project. Background Art

[0002] With the acceleration of urbanization and the continuous development of industrial and agricultural production, rivers, lakes and other water bodies are increasingly affected by pollution and sedimentation, which not only affects the quality of the water ecological environment, but also hinders the effective use of water resources. Traditional river dredging methods mainly include manual cleaning, mechanical excavation and the use of chemical agents. Although these methods can solve the problem to a certain extent, they generally have problems such as low efficiency, high cost and complex operation. The river channel dredging equipment in the prior art mainly uses a ship-mounted excavator to excavate and salvage sludge, which is difficult to achieve rapid dredging of the river channel. When the river flow rate is high, salvage is difficult and inconvenient to use. Summary of the invention

[0003] In order to solve the deficiencies of the prior art, the present invention provides a river channel dredging device for a water conservancy project, which is implemented by the following technical solutions: A water conservancy project river channel dredging device, comprising a hull, a lifting assembly, a drum, a high-pressure jet dredging assembly, and a driving assembly, wherein the lifting assembly is rotatably mounted on one side of the hull, the drum is rotatably mounted on the bottom of the lifting assembly, a plurality of evenly distributed comb teeth are fixedly mounted on the periphery of the drum, the drum is driven to rotate by the driving assembly, the high-pressure jet dredging assembly is fixedly mounted on the top of the hull, and the high-pressure jet dredging assembly is communicated with the drum; Wherein, the lifting assembly includes: Support frames, the two sides of the hull are rotatably mounted with support frames, and the opposite sides of the two support frames are commonly fixed with support plates; A rotating shaft, a rotating shaft connected to the bearing is provided through the bottom of the outer side of the support frame, the inner ends of the two rotating shafts are respectively fixedly connected to the corresponding sides of the roller, and the rotating shaft is drivingly connected to the driving assembly; The telescopic rod is fixedly installed on the front and rear sides of the hull respectively, and the second connecting rod is fixedly installed on the outer side of the support frame respectively, and the telescopic rod is rotatably installed between the first connecting rod and the second connecting rod located on the same side. Furthermore, the interior of the drum is a hollow structure, and a plurality of evenly distributed through holes are provided on the outer circumference of the drum, the through holes are communicated with the interior of the drum, and an air inlet hole communicated with the interior of the drum is provided on the outer end of one of the rotating shafts, and the high-pressure jet dredging assembly is communicated with the drum through the air inlet hole.

[0004] Furthermore, the high-pressure jet dredging assembly includes: A high-pressure air pump is fixedly installed on the top surface of the hull; An air delivery hose, wherein the exhaust port of the high-pressure air pump is fixedly connected to one end of the air delivery hose, and the other end of the air delivery hose is fixedly connected to an exhaust pipe, and the lower end of the exhaust pipe is rotatably connected to a rotating shaft with an air inlet hole through a rotating joint.

[0005] Furthermore, the driving assembly includes: A double-shaft motor, the double-shaft motor is fixedly mounted on the side of the support plate facing the drum; The output shafts of the dual-shaft motors are respectively fixedly mounted with the drive shafts; A first synchronous wheel, the driving shaft is fixedly mounted with a first synchronous wheel; A second synchronous wheel, a second synchronous wheel is fixedly mounted on the rotating shaft; Synchronous belt, the first synchronous wheel and the second synchronous wheel located on the same side are respectively connected through corresponding synchronous belt transmission.

[0006] Furthermore, the protective cover and the inner side of the support frame are respectively fixedly installed with protective covers, the first synchronous wheel, the second synchronous wheel and the synchronous belt are all located in the corresponding protective covers, and the rotating shaft and the driving shaft both pass through the corresponding protective covers and are connected to their bearings.

[0007] Furthermore, the dual-axis motor is a waterproof motor.

[0008] Furthermore, the telescopic rod is a waterproof hydraulic cylinder.

[0009] Compared with the prior art, the beneficial effects of the present invention are: 1. The river channel dredging device of the present invention can effectively loosen and blow away the riverbed silt through the rotation of the drum and the comb teeth combined with the high-pressure gas jet of the high-pressure jet dredging component, making it easier to be carried away by the water flow, thereby significantly improving the dredging efficiency.

[0010] 2. The river dredging device of the invention uses the design of the lifting component so that the height of the drum can be adjusted according to the depth of the riverbed, ensuring that the drum fits tightly against the riverbed silt, thus avoiding the problem of incomplete dredging caused by the inability of traditional dredging equipment to adapt to different riverbed depths. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a schematic diagram of the structure of the present invention; Figure 2 It is a schematic diagram of the bottom structure of the present invention; Figure 3 It is a front view of the present invention; Figure 4 is a side view of the present invention; Figure 5is along Figure 4 Schematic diagram of the cross-sectional structure along line AA.

[0012] The numbers shown in the accompanying drawings are: 10, hull; 20, lifting assembly; 201, support frame; 202, support plate; 203, rotating shaft; 204, telescopic rod; 205, air inlet; 30, roller; 301, comb teeth; 302, through hole; 40, high-pressure jet dredging assembly; 401, high-pressure air pump; 402, air supply hose; 403, exhaust pipe; 50, dual-axis motor; 501, driving shaft; 502, first synchronous wheel; 503, second synchronous wheel; 504, synchronous belt; 60, protective cover. DETAILED DESCRIPTION

[0013] The present invention will be further described with reference to the accompanying drawings and specific embodiments. It should be understood that these embodiments are only used to illustrate the present invention and are not intended to limit the scope of the present invention. In addition, it should be understood that after reading the content taught by the present invention, those skilled in the art may make various changes or modifications to the present invention, and these equivalent forms also fall within the scope limited by the application.

[0014] Embodiment: A river channel dredging device for a water conservancy project like Figure 1-5 As shown, a water conservancy project river channel dredging device, the specific structure of which includes: A hull 10, a lifting assembly 20, a drum 30, a high-pressure jet dredging assembly 40, and a driving assembly. A driving propeller is provided at the bottom of the hull 10. The hull 10 also includes a cab. A lifting assembly 20 is rotatably installed on one side of the hull 10. A drum 30 is rotatably installed at the bottom of the lifting assembly 20. A plurality of evenly distributed comb teeth 301 are fixedly installed on the periphery of the drum 30. The drum 30 is driven to rotate by the driving assembly. A high-pressure jet dredging assembly 40 is fixedly installed on the top of the hull 10. The high-pressure jet dredging assembly 40 is communicated with the drum 30. Wherein, the lifting assembly 20 includes: a support frame 201, the support frames 201 are rotatably installed on both sides of the hull 10, the two support frames 201 are symmetrically arranged, and a support plate 202 is fixedly installed on the opposite sides of the two support frames 201, and the support plate 202 is located on the upper part of the support frame 201; a rotating shaft 203, a rotating shaft 203 connected to its bearing is penetrated through the bottom of the outer side of the support frame 201, the inner ends of the two rotating shafts 203 are respectively fixedly connected to the corresponding side of the drum 30, and the rotating shaft 203 and the drum 30 are coaxially arranged, and the rotating shaft 203 is transmission-connected to the driving assembly; a telescopic rod 204, a first connecting rod is fixedly installed on the front and rear sides of the hull 10, a second connecting rod is fixedly installed on the outer side of the support frame 201, and a telescopic rod 204 is rotatably installed between the first connecting rod and the second connecting rod on the same side, one end of the telescopic rod 204 is rotatably connected to the corresponding first connecting rod, and the other end of the telescopic rod 204 is rotatably connected to the corresponding second connecting rod. The above works like this: When the river channel is dredged by the device, the hull 10 is driven to the dredging area, and the tilt angle of the support frame 201 is adjusted according to the depth of the riverbed by extending the movable rod of the telescopic rod 204, thereby adjusting the height of the drum 30 so that the drum 30 fits the riverbed silt, and the driving component is started so that the drum 30 drives the comb teeth 301 to rotate to loosen the silt. At the same time, the high-pressure jet dredging component 40 blows and stirs the silt, thereby improving the dredging efficiency and ensuring the adaptability to different riverbed depths. The device can blow and stir the silt deposited on the riverbed into turbid water and flow away with the river water, thereby playing a role of dredging and enhancing the dredging effect.

[0015] The interior of the drum 30 is a hollow structure, and a plurality of evenly distributed through holes 302 are provided on the outer periphery of the drum 30, and the through holes 302 are communicated with the interior of the drum 30. An air inlet 205 communicated with the interior of the drum 30 is provided at the outer end of one of the rotating shafts 203, and the high-pressure jet desilting assembly 40 is communicated with the drum 30 through the air inlet 205. The high-pressure gas generated by the high-pressure jet desilting assembly 40 enters the drum 30 through the air inlet 205, and is ejected from the through holes 302, and cooperates with the rotating comb teeth 301 to blow away the silt, thereby enhancing the desilting effect, making the silt easier to be carried away by the water flow, and reducing deposition.

[0016] The high-pressure jet dredging assembly 40 includes: a high-pressure air pump 401, and the high-pressure air pump 401 is fixedly installed on the top surface of the hull 10; an air supply hose 402, and the exhaust port of the high-pressure air pump 401 is fixedly connected to one end of the air supply hose 402, and the other end of the air supply hose 402 is fixedly connected to an exhaust pipe 403, and the lower end of the exhaust pipe 403 is rotatably connected to a rotating shaft 203 with an air inlet hole 205 through a rotating joint.

[0017] The high-pressure air pump 401 continuously supplies air through the air hose 402 and the exhaust pipe 403, and the rotary joint ensures that the gas supply is not affected by the rotation of the drum 30, thereby ensuring the stability of the gas supply and improving the continuity of the dredging operation.

[0018] The driving assembly includes: a double-axis motor 50, the double-axis motor 50 is fixedly installed on the side of the support plate 202 facing the drum 30; a driving shaft 501, the output shafts of the double-axis motor 50 are respectively fixedly installed with the driving shafts 501; a first synchronous wheel 502, the driving shafts 501 are each fixedly installed with the first synchronous wheel 502; a second synchronous wheel 503, the rotating shaft 203 is each fixedly installed with the second synchronous wheel 503; a synchronous belt 504, the first synchronous wheel 502 and the second synchronous wheel 503 located on the same side are respectively connected through corresponding synchronous belts 504.

[0019] The two drive shafts 501 are driven by the dual-axis motor 50, and the first synchronous wheel 502, the second synchronous wheel 503 and the synchronous belt 504 drive the rotating shaft 203 and the drum 30 to rotate, thereby achieving efficient power transmission and ensuring the synchronization and stability of the rotation of the drum 30.

[0020] The protective cover 60 and the inner side of the support frame 201 are respectively fixedly mounted with the protective cover 60, the first synchronous wheel 502, the second synchronous wheel 503 and the synchronous belt 504 are all located in the corresponding protective cover 60, and the rotating shaft 203 and the driving shaft 501 are all penetrated through the corresponding protective cover 60 and connected with the bearings thereof. The protective cover 60 can effectively isolate the external environment, prevent the first synchronous wheel 502, the second synchronous wheel 503 and the synchronous belt 504 inside thereof from being damaged, extend the service life of the transmission components, and improve the reliability of the whole machine, and the connection between the protective cover 60 and the rotating shaft 203 and the driving shaft 501 can be selected with a sealed bearing to prevent water from entering the protective cover 60 and keep the inside thereof dry.

[0021] The dual-axis motor 50 is a waterproof motor, which can run stably in a humid environment without being affected by moisture, thereby enhancing the adaptability of the device in river operations and improving overall durability.

[0022] The telescopic rod 204 is a waterproof hydraulic cylinder, and its hydraulic system includes a hydraulic pump station, a control valve group, a hydraulic cylinder body and a hydraulic pipeline. The hydraulic control system of the waterproof hydraulic cylinder is a prior art and will not be described in detail again. The waterproof hydraulic cylinder can work stably in an underwater environment, accurately adjust the height of the drum, ensure the accuracy and reliability of the lifting and lowering adjustment, and improve the flexibility and efficiency of the dredging operation.

[0023] The present solution also includes a controller, the position of which is set by the staff according to actual conditions during operation. The controller is used to control the electrical devices used in the present solution, including but not limited to sensors, motors, telescopic rods, water pumps, solenoid valves, heating wires, heat pumps, display screens, computer input devices, switch buttons, communication equipment, lights, speakers and microphones; the controller is an Intel processor, an AMD processor, a PLC controller, an ARM processor or a single-chip microcomputer, and the supporting motherboard, memory stick, storage medium and power supply are also included therewith, and the power supply is AC or a lithium battery; when a display screen is provided, a display card is also provided; for the operating principle of the controller, please refer to "Principles of Automatic Control", "Principles of Microcontrollers and Application Simulation Cases" and "Principles and Applications of Sensors" published by Tsinghua University Press, and other books in the field can be used for reference; other automatic controls and electrical devices not mentioned are all knowledge well known to those skilled in the art and will not be repeated here.

[0024] In the explanation of the present invention, it should be noted that the terminology indicating the orientation is only for the convenience of description and understanding, and is not the only limitation on the installation position of the specific technical features, and does not exclude other possible installation methods.

[0025] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A water conservancy project river channel dredging device, comprising a hull (10), a lifting assembly (20), a roller (30), a high-pressure jet dredging assembly (40), and a driving assembly, characterized in that: A lifting assembly (20) is rotatably mounted on one side of the hull (10); a roller (30) is rotatably mounted on the bottom of the lifting assembly (20); a plurality of evenly distributed comb teeth (301) are fixedly mounted on the outer periphery of the roller (30); the roller (30) is driven to rotate by a driving assembly; a high-pressure jet dredging assembly (40) is fixedly mounted on the top of the hull (10); the high-pressure jet dredging assembly (40) is in communication with the roller (30); Wherein, the lifting assembly (20) comprises: Support frames (201), the support frames (201) being rotatably mounted on both sides of the hull (10), and support plates (202) being fixedly mounted on opposite sides of the two support frames (201); A rotating shaft (203), wherein the bottom of the outer side of the support frame (201) is penetrated by a rotating shaft (203) connected to the bearing thereof, the inner ends of the two rotating shafts (203) are respectively fixedly connected to corresponding surfaces of the roller (30), and the rotating shaft (203) is drivingly connected to the driving assembly; A telescopic rod (204), wherein first connecting rods are fixedly mounted on the front and rear sides of the hull (10), and second connecting rods are fixedly mounted on the outer sides of the support frame (201), and the telescopic rod (204) is rotatably mounted between the first connecting rod and the second connecting rod on the same side.

2. A water conservancy project river channel desilting device according to claim 1, characterized in that: The interior of the drum (30) is a hollow structure, and a plurality of evenly distributed through holes (302) are provided on the outer circumference of the drum (30), the through holes (302) being in communication with the interior of the drum (30), an air inlet (205) in communication with the interior of the drum (30) being provided at the outer end of one of the rotating shafts (203), and the high-pressure jet desilting assembly (40) is in communication with the drum (30) via the air inlet (205).

3. A water conservancy project river channel desilting device according to claim 2, characterized in that: The high-pressure jet desilting assembly (40) comprises: A high-pressure air pump (401), wherein the high-pressure air pump (401) is fixedly mounted on the top surface of the hull (10); An air delivery hose (402), the exhaust port of the high-pressure air pump (401) is fixedly connected to one end of the air delivery hose (402), the other end of the air delivery hose (402) is fixedly connected to an exhaust pipe (403), and the lower end of the exhaust pipe (403) is rotatably connected to a rotating shaft (203) with an air inlet hole (205) via a rotating joint.

4. A water conservancy project river channel desilting device according to claim 3, characterized in that: The drive assembly comprises: A double-shaft motor (50), the double-shaft motor (50) being fixedly mounted on a side of the support plate (202) facing the drum (30); A driving shaft (501), the output shafts of the dual-shaft motor (50) being respectively fixedly mounted with the driving shaft (501); A first synchronous wheel (502), the driving shaft (501) is fixedly mounted with a first synchronous wheel (502); A second synchronous wheel (503), the rotating shaft (203) is fixedly mounted with a second synchronous wheel (503); The first synchronous wheel (502) and the second synchronous wheel (503) located on the same side are respectively connected by transmission through the corresponding synchronous belt (504).

5. A water conservancy project river channel desilting device according to claim 4, characterized in that: The protective cover (60) and the inner side of the support frame (201) are respectively fixedly mounted with the protective cover (60); the first synchronous wheel (502), the second synchronous wheel (503) and the synchronous belt (504) are all located in the corresponding protective cover (60); and the rotating shaft (203) and the driving shaft (501) both pass through the corresponding protective cover (60) and are connected to the bearings thereof.

6. A water conservancy project river channel desilting device according to claim 5, characterized in that: The dual-shaft motor (50) is a waterproof motor.

7. A water conservancy project river channel desilting device according to claim 1, characterized in that: The telescopic rod (204) is a waterproof hydraulic cylinder.

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