Cleaning and digging device for river channel dredging

Abstract

The utility model relates to the technical field of riverway dredging, in particular to a cleaning device for riverway dredging, which comprises a floating platform arranged on a river surface and used for cleaning riverway sludge; the sludge storage box is fixedly connected above the floating platform; the two moving mechanisms are arranged on the banks on the two sides of the river channel correspondingly. According to the device, the air cushion is arranged, so that the adaptability of the device in a narrow river channel is greatly improved, sludge accumulated at the bottom of the river channel for a long time can be scattered and pumped by starting the motor I and the sludge pump, the manpower demand is reduced, the labor intensity is reduced, and meanwhile, the cleaning efficiency is improved. The moving mechanisms are arranged on the two banks of the river channel, the steel wire ropes are connected with the rope rings to control the floating platform to move, the floating platform can be manually pushed along water flow, the floating platform can be controlled to move left and right by controlling the winding roller according to needs, and the operation flexibility is greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to river dredging technical field, concretely is a kind of dredging is used to clear out device. BACKGROUND

[0002] River is an important part of natural drainage system. With the passage of time, a large amount of silt, waste and other sundries may be accumulated in the river, causing water flow obstruction and decreased drainage capacity. In the rainy season, this may lead to flooding, causing great loss to the residents along the river, farmland, urban infrastructure, etc. Therefore, dredging the river can restore its drainage capacity and ensure smooth discharge of floodwater, reducing the impact of floods.

[0003] When dredging slightly narrow river, it mainly relies on manual excavation or small excavator operation. However, both methods have significant limitations and deficiencies. Although manual excavation is flexible and low-cost, it is extremely inefficient and has a long operation cycle. In addition, long-term underwater operation poses a potential threat to the health of workers. Although excavators have high operation efficiency and excavation depth, they are too large to be operated flexibly in narrow rivers. Temporary operation platforms or changes to the river structure may be needed to accommodate the equipment, which not only increases construction costs but also may damage the river ecology. SUMMARY

[0004] The purpose of the present utility model is to provide a dredging device for river, to solve the problems raised in the background art.

[0005] To achieve the above purpose, the present utility model provides the following technical solutions:

[0006] A dredging device for river, comprising:

[0007] A floating platform placed on the river surface for cleaning river silt;

[0008] A silt storage box fixedly connected above the floating platform;

[0009] Two moving mechanisms placed on the banks on both sides of the river.

[0010] Further, the moving mechanism comprises:

[0011] A mounting plate with four universal wheels fixedly connected to the bottom surface and a fixed seat fixedly connected to the top surface;

[0012] A handrail fixedly connected to the top surface of the mounting plate near the end side;

[0013] A mounting bracket fixedly connected to the top surface of the mounting plate;

[0014] The winding roller is rotatably connected to the inner part of the mounting frame, and two steel wire ropes are wound on the winding roller;

[0015] The second motor is fixedly connected to the top surface of the universal wheel, and the motor shaft of the second motor is in transmission connection with the shaft of the winding roller.

[0016] Further, the floating platform comprises:

[0017] The bottom of the silt storage tank is fixedly connected to the top of the base;

[0018] The air cushion is fixedly connected to the bottom of the base;

[0019] The suction unit is fixedly connected to the top of the base;

[0020] The stirring unit is rotatably connected to the inner part of the base and is used to stir the silt underwater.

[0021] Further, the base is fixedly connected with side frames on the opposite two outer side walls, and two rope rings are symmetrically fixedly connected to the side walls near the upper side walls.

[0022] Further, the suction unit comprises:

[0023] The mud suction pump is fixedly connected to the top of the base, and the mud suction pump is communicated with the mud suction pipe and the conveying pipe, the mud suction pipe extends to the lower part of the base through the bottom of the base, and the conveying pipe is communicated with two mud discharge pipes through the three-way pipe;

[0024] The filter pipe is fixedly connected to the bottom end of the mud suction pipe.

[0025] Further, the stirring unit comprises:

[0026] The rotating ring is rotatably connected to the inner bottom of the base;

[0027] The inner gear ring is inserted and fixed to the inner wall of the rotating ring;

[0028] The outer gear ring is fixedly sleeved on the outer wall of the rotating ring;

[0029] The stirring rods are arranged at equal angles around the rotating ring, and the outer walls of the stirring rods are rotatably connected to the bottom of the base;

[0030] The stirring blades are fixedly sleeved on the bottom ends of the three stirring rods;

[0031] The gears are fixedly sleeved on the top ends of the three stirring rods, and the gears are in meshing transmission with the outer gear ring.

[0032] Furthermore, the top surface of the base is fixedly connected to a motor 1, the motor shaft of the motor 1 is transmission-connected to a rotating shaft, the bottom end of the rotating shaft is fixedly connected to a gear 2, and the gear 2 is meshed with an inner gear ring for transmission.

[0033] Compared with the prior art, the beneficial effects of the present invention are:

[0034] 1. The air cushion is provided to greatly improve the adaptability of the device in narrow river channels. By starting the motor and the mud pump, the silt accumulated at the bottom of the river channel can be broken up and extracted, which reduces manpower requirements, reduces labor intensity, and improves the cleaning efficiency.

[0035] 2. By setting up moving mechanisms on both sides of the river and connecting them with rope rings through steel wire ropes to control the movement of the floating platform, it can be pushed along the water flow by manpower or moved left and right by controlling the winding roller as needed, which greatly improves the flexibility of operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0036] Figure 1 This is a schematic diagram of the overall structure of a river dredging device of the utility model;

[0037] Figure 2 This is a schematic diagram of the structure of the mobile mechanism in the utility model;

[0038] Figure 3 This is a schematic diagram of the floating platform structure in the utility model;

[0039] Figure 4 It is a schematic structural diagram of the stirring unit in the utility model.

[0040] In the figure: 100, floating platform; 110, base; 111, air cushion; 112, side frame; 113, rope ring; 120, mud suction unit; 121, mud pump; 122, mud suction pipe; 123, filter pipe; 124, conveying pipe; 125, T-piece; 126, mud discharge pipe; 130, stirring unit; 131, rotating ring; 132, inner gear ring; 133, outer gear ring; 134, stirring rod; 135, stirring blade; 136, gear 1; 140, motor 1; 141, gear 2; 200, mud storage box; 300, moving mechanism; 310, mounting plate; 311, universal wheel; 312, fixing seat; 313, handrail; 314, mounting frame; 320, winding roller; 321, wire rope; 330, motor 2. DETAILED DESCRIPTION

[0041] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative work are within the scope of the present application.

[0042] Please refer to Figures 1-4 In the embodiments of the present application, a dredging device for river channel, comprising a floating platform 100 placed on the river surface for cleaning the silt in the river channel, a silt storage box 200 fixedly connected above the floating platform 100, a moving mechanism 300 arranged on each bank of the river channel, the floating platform 100 comprising a base 110, the bottom surface of the silt storage box 200 fixedly connected with the top surface of the base 110, the bottom surface of the base 110 fixedly connected with an air cushion 111, the top surface of the base 110 fixedly connected with a silt suction unit 120, and the base 110 internally rotatably connected with a stirring unit 130 extending to the underwater silt.

[0043] Specifically, the floating platform 100 is placed in the river channel to be cleaned, and the device will float on the water surface under the action of the air cushion 111. The air cushion 111 can be replaced with other buoyancy materials. The floating platform 100 is connected with the two moving mechanisms 300, and two people on the banks hold the two moving mechanisms 300 respectively, slowly driving the floating platform 100 forward along the direction of the water flow. At the same time, the silt suction unit 120 is started to perform dredging operation through the control system. According to the river channel condition and the silt property, the stirring unit 130 can be selected to be started to rotate and cut the silt to scatter it.

[0044] Embodiment one

[0045] As shown in Figure 3 In the present embodiment, the silt suction unit 120 comprises a silt suction pump 121, the bottom surface of the silt suction pump 121 fixedly connected with the top surface of the base 110, the silt suction pump 121 communicated with a silt suction pipe 122 and a conveying pipe 124, the silt suction pipe 122 extending through the bottom surface of the base 110 to the lower side thereof, the conveying pipe 124 communicated with two silt discharge pipes 126 through a three-way pipe 125, and the bottom end of the silt suction pipe 122 fixedly connected with a filter pipe 123.

[0046] In the embodiment, the suction pipe 122 extends through the bottom surface of the base 110 to the bottom of the water, and the suction pump 121 is started to suck the silt at the bottom of the river channel, which is then discharged into the silt storage tank 200 below through the conveying pipe 124 and the tee pipe 125, and the bottom surface of the suction pipe 122 is fixedly connected with the filter pipe 123, and the surface of the filter pipe 123 is provided with a plurality of holes for intercepting large stones in the silt to avoid damaging the suction pump 121.

[0047] As shown in Figures 3-4 In the embodiment, the stirring unit 130 includes a rotating ring 131, the bottom surface of the rotating ring 131 is rotationally connected with the inner bottom surface of the base 110, the inner wall of the rotating ring 131 is insertedly fixed with an inner gear ring 132, the outer wall of the rotating ring 131 is fixedly sleeved with an outer gear ring 133, three stirring rods 134 are equiangularly arranged on the periphery of the rotating ring 131, the outer wall of each of the three stirring rods 134 is rotationally connected with the bottom surface of the base 110, the bottom end of each of the three stirring rods 134 is fixedly sleeved with a stirring blade 135, the top end of each of the three stirring rods 134 is fixedly sleeved with a gear one 136, each of the three gear ones 136 is in meshing transmission with the outer gear ring 133, the top surface of the base 110 is fixedly connected with a motor one 140, the motor shaft of the motor one 140 is in transmission connection with a rotating shaft, the bottom end of the rotating shaft is fixedly connected with a gear two 141, and the gear two 141 is in meshing transmission with the inner gear ring 132.

[0048] In specific implementation, some silt is hardened due to long-term accumulation, and it is difficult to be sucked by the suction pump 121 alone, the motor one 140 is started to make the gear two 141 in meshing transmission with the inner gear ring 132, so that the rotating ring 131 rotates, the outer gear ring 133 is in meshing transmission with the three gear ones 136, the three stirring rods 134 rotate, the stirring blades 135 rotating synchronously with the stirring rods 134 stir and cut the silt at the bottom of the river channel to disperse it, and then the silt is sucked away from the suction pipe 122.

[0049] Embodiment two

[0050] As shown in Figures 1-3As shown, in the embodiment, the base 110 is fixedly connected with the side frame 112 on the two opposite outer side walls, the two side frames 112 are symmetrically fixedly connected with two rope rings 113 on the upper side wall, the moving mechanism 300 comprises an installation plate 310, the bottom surface of the installation plate 310 is fixedly connected with four universal wheels 311, the top surface of the installation plate 310 is fixedly connected with a fixing seat 312, the top surface of the installation plate 310 close to the end side is fixedly connected with a handrail 313, the top surface of the installation plate 310 is fixedly connected with an installation frame 314, the inside of the installation frame 314 is rotatably connected with a winding roller 320, two bundles of steel wire ropes 321 are wound on the winding roller 320, the top surface of the universal wheel 311 is fixedly connected with a motor two 330, the motor shaft of the motor two 330 is in transmission connection with the shaft of the winding roller 320.

[0051] In specific implementation, the two bundles of steel wire ropes 321 on the two banks are connected with the two rope rings 113 on the two side frames 112 respectively, then the floating platform 100 is placed on the river surface, the personnel on the bank hold the handrails 313 on the installation plate 310 and slowly push the floating platform 100 forward along the water flow direction, when the river surface is slightly widened so that the suction sludge unit 120 and the stirring unit 130 cannot suck the sludge at other positions, the two steel wire ropes 321 are wound and unwound respectively by starting the two motor twos 330, so that the floating platform 100 moves left or right, increasing the cleaning area.

[0052] It is apparent for those skilled in the art that the present application is not limited to the details of the foregoing exemplary embodiments, and the present application can be implemented in other concrete forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be considered in all aspects as illustrative and not restrictive, and the scope of the present application is defined by the appended claims rather than the foregoing description, and it is intended to encompass all changes falling within the meaning and range of equivalents of the elements of the claims. Any reference signs in the claims should not be deemed to limit the claims involved.

[0053] In addition, it should be understood that, although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description of the specification is only for the sake of clarity, and those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can be appropriately combined to form other embodiments that those skilled in the art can understand.

Claims

1. A dredging device for river channel dredging, characterized by, The utility model relates to a floating platform (100) is placed on the river surface for dredging river silt, and the floating platform (100) comprises: A base (110) is fixedly connected with the bottom surface of the silt storage box (200) and the top surface of the base (110); An air cushion (111) is fixedly connected to the bottom surface of the base (110); A suction unit (120) is fixedly connected to the top surface of the base (110); A stirring unit (130) is rotatably connected inside the base (110) and is used for extending to underwater to stir silt; The stirring unit (130) comprises: A rotating ring (131) is rotatably connected with the inner bottom surface of the base (110); An inner gear ring (132) is inserted and fixed to the inner wall of the rotating ring (131); An outer gear ring (133) is fixedly sleeved on the outer wall of the rotating ring (131); Three stirring rods (134) are arranged at equal angles with the rotating ring (131) as the center, and the outer walls of the three stirring rods (134) are rotatably connected with the bottom surface of the base (110); Three stirring blades (135) are fixedly sleeved on the bottom ends of the three stirring rods (134) respectively; Three gear wheels (136) are fixedly sleeved on the top ends of the three stirring rods (134) respectively, and the three gear wheels (136) are in meshing transmission with the outer gear ring (133); A silt storage box (200) is fixedly connected above the floating platform (100); Two moving mechanisms (300) are arranged on the banks on both sides of the river. The moving mechanism (300) comprises:

2. The riverway dredging device according to claim 1, wherein Four universal wheels (311) are fixedly connected to the bottom surface of the mounting plate (310) symmetrically, and a fixing seat (312) is fixedly connected to the top surface of the mounting plate (310); An armrest (313) is fixedly connected to the top surface of the mounting plate (310) close to the end side; A mounting frame (314) is fixedly connected to the top surface of the mounting plate (310); A winding roller (320) is rotatably connected inside the mounting frame (314), and two bundles of steel wire ropes (321) are wound on the winding roller (320); A motor (330) is fixedly connected to the top surface of the universal wheel (311), and the motor shaft of the motor (330) is in transmission connection with the shaft of the winding roller (320). The two outer side walls of the base (110) are fixedly connected with side frames (112), and the side walls close to the upper side of the two side frames (112) are fixedly connected with two rope rings (113) symmetrically.

3. The riverway dredging device according to claim 1, wherein The suction unit (120) comprises:

4. The riverway dredging device according to claim 1, wherein A mud pumping pump (121) is fixedly connected to the top surface of the base (110), the mud pumping pump (121) is communicated with a mud pumping pipe (122) and a conveying pipe (124), the mud pumping pipe (122) extends to below the base (110) through the bottom surface of the base (110), and the conveying pipe (124) is communicated with two mud discharge pipes (126) through a three-way pipe (125); A filter pipe (123) is fixedly connected to the bottom end of the mud pumping pipe (122). A motor (140) is fixedly connected to the top surface of the base (110), the motor shaft of the motor (140) is in transmission connection with a rotating shaft, the bottom end of the rotating shaft is fixedly connected with a gear wheel (141), and the gear wheel (141) is in meshing transmission with the inner gear ring (132).

5. The riverway dredging device according to claim 1, wherein ​

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