CN111877528A - Dredging device - Google Patents
Dredging device Download PDFInfo
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- CN111877528A CN111877528A CN202010779128.8A CN202010779128A CN111877528A CN 111877528 A CN111877528 A CN 111877528A CN 202010779128 A CN202010779128 A CN 202010779128A CN 111877528 A CN111877528 A CN 111877528A
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- bin
- crushing
- dredging
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- casing
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F7/00—Other installations or implements for operating sewer systems, e.g. for preventing or indicating stoppage; Emptying cesspools
- E03F7/12—Installations enabling inspection personnel to drive along sewer canals
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F7/00—Other installations or implements for operating sewer systems, e.g. for preventing or indicating stoppage; Emptying cesspools
- E03F7/10—Wheeled apparatus for emptying sewers or cesspools
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F7/00—Other installations or implements for operating sewer systems, e.g. for preventing or indicating stoppage; Emptying cesspools
- E03F7/10—Wheeled apparatus for emptying sewers or cesspools
- E03F7/106—Accessories, e.g. hose support
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F9/00—Arrangements or fixed installations methods or devices for cleaning or clearing sewer pipes, e.g. by flushing
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F9/00—Arrangements or fixed installations methods or devices for cleaning or clearing sewer pipes, e.g. by flushing
- E03F9/002—Cleaning sewer pipes by mechanical means
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F2201/00—Details, devices or methods not otherwise provided for
- E03F2201/40—Means for indicating blockage in sewer systems
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Crushing And Pulverization Processes (AREA)
Abstract
The invention discloses a dredging device, which is suitable for the field of dredging devices, in particular to the field of spiral propelling dredging devices; the dredging device solves the defects of single working condition, single dredging sediment, low working efficiency, energy consumption and the like of the traditional dredging device. The dredging device comprises a power device, a crushing device for crushing the sludge, a crushing and cleaning device for crushing and cleaning the crushed sludge and an identification system; the recognition systems are respectively arranged at the front upper part and the left and right side surfaces of the casing, the crushing device is arranged at the front middle part of the casing, and the crushing and cleaning device is arranged at the front lower part of the casing. The power device comprises a screw propeller and a water jet propeller. The spiral propeller is arranged on two side surfaces of the outer lower part of the shell; the water-jet propeller is arranged in the machine shell and is communicated with a water suction port arranged at the lower part of the machine shell and a water jet arranged at the rear part of the machine shell through a pipeline.
Description
Technical Field
A dredging device is suitable for the field of dredging devices, in particular to the field of spiral propelling dredging devices.
Background
In recent years, urban waterlogging occurs frequently in various places, and the reason of waterlogging is greatly related to box culvert siltation and blockage of underground pipe networks. Along with the development and population increase of cities, the pressure of urban sewer pipelines increases suddenly, various domestic wastes such as plastics and wastes enter underground pipe networks in succession, and the domestic wastes are gradually deposited and blocked along with the time, so that great pressure is brought to pipe network collection. In the past, manual dredging is usually carried out on sewer pipes or box culverts, efficiency and safety are low, in recent years, various sewer pipe network dredging devices gradually appear, manual dredging is gradually replaced, and safety and efficiency are greatly improved.
The invention patent CN109797844A discloses a full pneumatic pipeline dredging robot based on a crank multi-connecting-rod folding wall supporting mechanism, which realizes wall supporting stepping walking and dredging operation of the robot in a drainage pipeline through the combined action of a wall supporting system and the crank multi-connecting-rod folding wall supporting mechanism. The device is suitable for small and medium-sized pipe networks, and the cleaning work of box culverts and large pipelines is difficult to realize.
The invention patent CN110905027A discloses a dredging robot for underwater dredging operation, which adopts a hydraulic system, a floating and submerging structure and a cutter suction mechanism to make the robot finish walking through periodic motion. The device hydraulic system and the walking action of the support have low kinetic energy conversion effect and large loss, are not beneficial to long-distance operation, and the cutter suction mechanism is easily wound and clamped when cutting and sucking plastics and cannot cut and suck when encountering large stones, concrete blocks and branches.
The invention patent CN110952611A discloses a stirring and sucking desilting robot suitable for multiple working conditions, which adopts a crawler walking mechanism and a stirring and sucking device to move forward through a crawler structure. The device adopts a stirring device, and has poor treatment effect on large-scale siltation and stick-shaped garbage.
In conclusion, the prior dredging device has the defects of single working condition, single dredging sediment, low working efficiency, energy consumption and the like.
Disclosure of Invention
The technical problem is as follows: aiming at the defects of single working condition, single dredging sediment, low working efficiency, energy consumption and the like of the traditional dredging device; the present invention provides a solution.
The technical content is as follows: dredging apparatus comprising a power unit, a crushing unit for crushing sludge, a crushing and cleaning unit for crushing and cleaning the crushed sludge, and an identification system; the recognition systems are respectively arranged at the front upper part and the left and right side surfaces of the casing, the crushing device is arranged at the front middle part of the casing, and the crushing and cleaning device is arranged at the front lower part of the casing.
Preferably, the power device comprises a screw propeller and a water jet propeller.
Further, the spiral propellers are arranged on two side faces of the outer lower part of the shell; the water-jet propeller is arranged in the machine shell and is communicated with a water suction port arranged at the lower part of the machine shell and a water jet arranged at the rear part of the machine shell through a pipeline.
Preferably, the crushing and cleaning device comprises a crusher, and the crusher is communicated with a discharge port arranged at the bottom of the machine shell through a pipeline.
Preferably, the crushing device comprises a rotary cutter and a crushing hammer; the rotary cutter and the breaking hammer are arranged in a breaking device fixing bin in the front middle of the shell through a telescopic and foldable mechanical arm.
Preferably, this technical scheme still contains the suction pump, and the suction pump sets up in the casing, and the suction pump is linked together through pipeline and the mud mouth of inhaling that sets up in the casing bottom and the mud mouth that goes out that sets up and casing rear portion.
Preferably, the front upper part of the machine shell is provided with a front identification system bin and is matched with a transparent window plate; the front middle part of the shell is provided with a crushing device fixing bin, the crushing device fixing bin is divided into a left bin chamber for placing a rotary cutter and a right bin chamber for placing a crushing hammer by a fixing bin partition plate arranged in the middle, and a front bin door which can be opened and closed and can stretch left and right is respectively installed in a matched manner, the left bin chamber and the right bin chamber are divided into a placing bin and a fixing bin by a telescopic bin partition plate, the placing bin is positioned on the left side and the right side of the crushing device fixing bin, and the installing bin is positioned in the middle of the crushing device fixing bin; the rotary cutter bin and the breaking hammer bin are both matched and provided with openable side bin doors which are respectively communicated with the corresponding left bin chamber and the right bin chamber; the front lower part of the shell is provided with a crusher feed inlet and is provided with a feed bin door which can be opened and closed in a matching way, and the upper part of the feed bin door is designed into an arc shape with the left side and the right side higher than the middle part and lower than the middle part; the middle parts of the left side surface and the right side surface of the shell are provided with a side surface identification system bin and a buzzer hole, and the side surface identification system bin is matched with an eye-shaped arc-shaped protruding window plate protruding out of the outer side of the shell; the casing lower part is provided with water sucking mouth, bin outlet, inhales mud mouth, is provided with the valve through communicating pipe intercommunication and communicating pipe between the inside bin outlet of casing and inhales mud mouth, and bin outlet and inhale mud mouth department and all be equipped with the valve.
Preferably, the identification system comprises a camera, a laser instrument, a sonar detector, a lighting device and a buzzer.
Preferably, the auger surface is covered with a D3O coating to provide protection against impact; the surfaces of the machine shell and each bin door are covered with a P4U coating so that the machine shell and each bin door have waterproof structures, the outer parts of the machine shell and each bin door are made of steel, and the middle interlayer is made of polyester fiber and nylon with waterproof functions through blending; the discharge pipe of the crusher, the communicating pipe between the discharge opening and the sludge suction opening, the suction pump and the connecting pipe of the water jet propeller are all made of high-density polyethylene black pipe materials.
Preferably, the technical scheme also comprises a radar for communication.
Drawings
Fig. 1 is an overall schematic view of the dredging apparatus;
fig. 2 is a schematic view of the dredging apparatus;
figure 3 is a lower schematic view of the dredging apparatus;
FIG. 4 is a schematic view showing the internal structure of the dredging apparatus after the upper cover of the casing is removed;
FIG. 5 is a schematic view of the internal structure of the dredging apparatus after removing the upper cover and the water tank of the casing;
FIG. 6 is a schematic view of the internal structure of the dredging apparatus after removing the upper cover of the casing, the water tank and the suction pump;
figure 7 is a schematic view of the housing of the dredging apparatus;
FIG. 8 is a schematic view of the housing of the dredging apparatus after the upper cover of the housing is removed, showing FIG. 1;
fig. 9 is a schematic view 2 of the dredging apparatus after the cover is removed from the casing.
In the figure, 1-1 is a front recognition system, 2 is a crusher, 3 is a breaking hammer, 4 is a screw propeller, 5 is a water tank, 6 is a suction pump, 7 is a water jet propeller, 8 is a casing, 8-1 is a breaking hammer bin, 8-2 is a rotary cutter bin, 8-3 is a side recognition system bin, 9 is a hydraulic system, 10 is a buzzer, 11 is a rotary cutter, and 12 is a radar.
DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION
The technical scheme is explained in detail by selecting a preferred embodiment of the dredging device with reference to the attached drawings.
A dredging apparatus comprising a power means, a crushing means for crushing sludge, a crushing and cleaning means for crushing and cleaning the crushed sludge and an identification system. The recognition systems are respectively arranged at the front upper part and the left and right side surfaces of the casing, the crushing device is arranged at the front middle part of the casing, and the crushing and cleaning device is arranged at the front lower part of the casing.
As shown in fig. 7, 8 and 9, the front upper part of the machine shell is provided with a front identification system bin and is matched with a transparent window plate. The fixed storehouse of breaker is set up at the preceding middle part of casing, and the fixed storehouse of breaker is separated into the left bin of placing rotary cutter 11 and the right bin of placing quartering hammer 3 and is just cooperated the installation respectively and can be opened and shut the preceding bin gate that can control flexible by the fixed storehouse baffle that sets up in the middle. The front bin door can be opened and closed by a hydraulic cylinder, and the left and right telescopic structures of the front bin door can be of a hydraulic structure or a gear structure; the front bin door is tightly attached to the shell for sealing when closed. The left bin chamber and the right bin chamber are divided into a placing bin and a fixed bin by a telescopic bin partition plate, the placing bin is positioned on the left side and the right side of the fixed bin of the crushing device, and the mounting bin is positioned in the middle of the fixed bin of the crushing device. The telescopic structure of the telescopic bin partition plate can be a hydraulic structure or a gear structure; the telescopic bin partition plate is tightly attached to the shell and the closed front bin door for sealing.
The front left side surface of the machine shell is provided with a rotary cutter bin 8-2 and the front right side surface is provided with a breaking hammer bin 8-1. The rotary cutter bin 8-2 and the breaking hammer bin 8-1 are provided with openable side bin doors in a matching way and are respectively communicated with the corresponding left bin and the right bin. The side bin door is opened and closed by a hydraulic structure, and the side bin door is tightly attached to the shell and closed after being closed. The bottoms of the rotary cutter bin 8-2 and the breaking hammer bin 8-1 are provided with drain holes for draining water.
The front lower part of the casing is provided with a crusher feed inlet and is matched with a feed bin door which can be opened and closed. The upper part of the feed bin door is designed into an arc shape with the left side and the right side higher than the middle part and lower than the middle part. The feeding bin door is opened and closed by a hydraulic cylinder, and the shell is tightly attached and sealed after the feeding bin door is closed.
The middle parts of the left side surface and the right side surface of the shell are provided with a side surface identification system bin and a buzzer hole. The side recognition system bin is matched with an eye-shaped arc-shaped protruding window plate protruding out of the outer side of the machine shell.
The lower part of the shell is provided with a water suction port, a discharge port and a sludge suction port. The discharge port and the sludge suction port in the shell are communicated through a communicating pipe, a valve is arranged in the communicating pipe, and the valve is arranged at the discharge port and the sludge suction port; the valve can be electrically controlled to open and close. One water suction port is arranged at the middle part in front of the lower part of the machine shell. Two discharge ports are arranged and are positioned at the bottom of the machine shell and are symmetrical left and right; the discharge opening is positioned behind the water suction opening and is inclined backwards. The two sludge suction ports are positioned at the bottom of the machine shell and are bilaterally symmetrical; the mud suction port is positioned behind the discharge port and inclines forwards.
As shown in fig. 1 to 6, the power plant comprises a hydraulic system 9, a screw propeller 4 and a water jet propeller 7. The hydraulic system 9 is installed at the left and right sides of the rear of the inside of the cabinet.
The spiral propeller 4 is arranged on two side surfaces of the lower part outside the shell. The screw propeller 4 is driven by a hydraulic structure, and the hydraulic structure is connected with a hydraulic system 9. The surface of the propeller 4 is covered with a D3O coating to provide protection against impact. The spiral propelling mechanism can be driven to operate under various working conditions such as marsh, snowfield, silt, land and water, can also realize transverse movement and turning, and has good flexibility and low energy consumption. The spiral propellers 4 on the left side and the right side are made in different spiral directions, and when the spiral propellers 4 on the left side and the right side rotate clockwise and anticlockwise, the dredging device moves forwards or backwards; when the rotating directions of the screw propellers 4 on the two sides are the same, the transverse movement is realized; when the rotating speeds of the screw propellers 4 on the two sides are different, the steering action is realized.
The water-jet propeller 7 is arranged at the middle lower part of the rear part in the machine shell and is communicated with a water suction port arranged at the lower part of the machine shell and a water jet arranged at the rear part of the machine shell through a pipeline. The water jet propeller 7 drives the blades to operate through a motor.
The suction pump 6 is arranged at the upper part of the middle of the rear part in the machine shell, and the suction pump 6 is communicated with a sludge suction port arranged at the bottom of the machine shell and a sludge outlet arranged at the rear part of the machine shell through pipelines. The suction pump 6 performs a suction operation by being driven by a motor.
Smash cleaning device contains rubbing crusher 2, and rubbing crusher 2 is linked together through pipeline and the bin outlet that sets up in chassis bottom, and the feed inlet of rubbing crusher 2 and the rubbing crusher feed inlet cooperation of lower part just hug closely sealedly before the casing. The crusher 2 drives the serrated knife through the motor to further crush the sludge. The rodent shaft is preferably mounted vertically. The serrated knife blade is made of 42CrMo material.
The discharge pipe of the crusher 2, the communicating pipe between the discharge opening and the sludge suction opening, the suction pump 6 and the connecting pipe of the water jet propeller 7 are all made of high-density polyethylene black pipe materials.
The crushing device comprises a rotary cutter 11 and a crushing hammer 3. The rotary cutter 11 and the breaking hammer 3 are arranged at the corresponding mounting bin in the fixed bin of the breaking device at the front middle part of the machine shell through a telescopic and foldable mechanical arm. The folding telescopic structure of the mechanical arm is similar to that of mechanical arms of machines such as excavators and cranes. The rotary cutter 11 is arranged at the end part of the mechanical arm, and the rotary cutter blade is made of 42CrMo material; it can cut off the deposits of big branches, floating plants, various plastic wastes, etc. The breaking hammer 3 is similar in structure to a breaking hammer mounted on an excavator. The breaking hammer is made of high-manganese and high-chromium materials. The breaking hammer 3 can break down sludge with relatively high hardness, such as stone blocks, concrete blocks and the like.
The water tank 5 is arranged at the middle part in the shell, and the submergence and floating operation of the dredging device is controlled by adjusting the storage amount of water in the water tank.
The recognition system comprises a camera, a laser instrument, a sonar detector, a lighting device and a buzzer 10. The lighting equipment and the camera ensure the video image detection work during the operation. The laser rangefinder determines sludge and obstacle distances. The sonar detectors detect the shape and location of the sludge and obstructions. The system collects relevant data to analyze, then determines the type of the sludge, and then selects a proper dredging tool. When meeting underwater creatures, the buzzer 10 makes a sound to drive the underwater creatures, so that the underwater creatures are prevented from being damaged by dredging operation. The camera, the laser instrument, the sonar detector and the lighting equipment form a front identification system 1-1 and are arranged in a front identification system bin; the lighting equipment and the camera constitute a side recognition system and are arranged in a side recognition system bin 8-3. The buzzer 10 is installed on two side surfaces in the casing 8 and is matched with the buzzer hole.
A radar 12 is mounted on top of the casing 8 for communication between the manipulator and the dredging arrangement. The storage battery is arranged in the shell, and the electric control system is arranged in the front identification system bin.
The dredging device can be used for dredging multiple working conditions and various types of sediments such as stones, concrete blocks, branches, plastics and the like in lakes, rivers, open channels, closed channels, box culverts and various municipal pipelines. Next, an operation condition is selected to explain the operation flow of the dredging device.
When the artificial lake is required to be subjected to dredging operation on the water surface and under the water, the dredging device is thrown into the water. The operator operates the controller to adjust the tank 5 of the dredging device so that the dredging device floats on the water surface. The water jet 7 is then activated to cause the dredging device to travel quickly to the floating plant water area. When the dredging device reaches the designated area, the feed bin gate is lowered and simultaneously the crusher 2 is started. The side bin gate and the front bin gate on the side of the rotary cutter 11 are opened while the crusher is started, and the front bin gate is retracted inward while being opened. After the bin gate is opened in place, the mechanical arm of the rotary cutter 11 drives the rotary cutter to move to the front of the dredging device, and the rotary cutter is started to operate. When the rotary cutter is started, the side bin door and the front bin door are closed, the telescopic separation bin plate extends out to seal the rotary cutter bin 8-2 and the rotary cutter placing bin, and a drain hole positioned at the bottom of the rotary cutter bin 8-2 is used for draining water. The electric valve of the discharge outlet is opened to discharge the crushed plants into water to be used as fish bait.
When the dredging device is needed to be dredged underwater for dredging operation, the water tank 5 is adjusted to enable the dredging device to submerge, and then the water jet propeller 7 is started to enable the dredging device to rapidly advance to a designated area. The rotary cutter 11 and the breaking hammer 3 are activated as described above. The screw driver 4 is activated at the same time as the rotary cutter 11 or the breaking hammer 3 is activated. The spiral propeller 4 can drive the dredging device to advance and can stir the silt so that the suction pump can suck the silt and the crushed garbage together. After the equipment is started, the suction pump 6 is started, the electric valve of the discharge opening is closed, and the electric valves of the communicating pipe and the sludge suction opening are opened.
The above embodiments are preferred embodiments of the present invention, and not all embodiments of the present invention. Any other solutions that can be derived by a person skilled in the art on the basis of or on the basis of this solution without any inventive step are within the scope of this solution.
Claims (10)
1. A dredging device comprises a power device, and is characterized in that: the sludge crushing and cleaning device is used for crushing and cleaning crushed sludge; the recognition systems are respectively arranged at the front upper part and the left and right side surfaces of the casing, the crushing device is arranged at the front middle part of the casing, and the crushing and cleaning device is arranged at the front lower part of the casing.
2. Dredging apparatus according to claim 1, characterized in that: the power device comprises a screw propeller (4) and a water jet propeller (7).
3. Dredging apparatus according to claim 2, characterized in that: the spiral propellers (4) are arranged on two side surfaces of the outer lower part of the shell; the water-jet propeller (7) is arranged in the machine shell and is communicated with a water suction port arranged at the lower part of the machine shell and a water jet arranged at the rear part of the machine shell through a pipeline.
4. Dredging apparatus according to claim 1, characterized in that: the crushing and cleaning device comprises a crusher (2), and the crusher (2) is communicated with a discharge hole arranged at the bottom of the machine shell through a pipeline.
5. Dredging apparatus according to claim 1, characterized in that: the crushing device comprises a rotary cutter (11) and a crushing hammer (3); the rotary cutter (11) and the breaking hammer (3) are arranged in a breaking device fixing bin in the front middle of the machine shell through a telescopic and foldable mechanical arm.
6. Dredging apparatus according to claim 1, characterized in that: still contain suction pump (6), suction pump (6) set up in the casing, and suction pump (6) are linked together through pipeline and the mud mouth of inhaling that sets up in the casing bottom and the mud mouth that sets up and casing rear portion.
7. Dredging apparatus according to claim 1, characterized in that: the front upper part of the shell is provided with a front identification system bin and is matched with a transparent window plate; the front middle part of the shell is provided with a crushing device fixing bin, the crushing device fixing bin is divided into a left bin chamber for placing a rotary cutter (11) and a right bin chamber for placing a crushing hammer (3) by a fixing bin partition plate arranged in the middle, and a front bin door which can be opened and closed and can stretch left and right is respectively installed in a matched manner, the left bin chamber and the right bin chamber are divided into a placing bin and a fixing bin by a telescopic bin partition plate, the placing bin is positioned on the left side and the right side of the crushing device fixing bin, and the installation bin is positioned in the middle of the crushing device fixing bin; the front left side surface of the shell is provided with a rotary cutter bin (8-2) and the front right side surface is provided with a breaking hammer bin (8-1), the rotary cutter bin (8-2) and the breaking hammer bin (8-1) are both provided with openable side bin doors in a matching way, and the rotary cutter bin and the breaking hammer bin are both communicated with the corresponding left bin and the corresponding right bin respectively; the front lower part of the shell is provided with a crusher feed inlet and is provided with a feed bin door which can be opened and closed in a matching way, and the upper part of the feed bin door is designed into an arc shape with the left side and the right side higher than the middle part and lower than the middle part; the middle parts of the left side surface and the right side surface of the shell are provided with a side surface identification system bin and a buzzer hole, and the side surface identification system bin is matched with an eye-shaped arc-shaped protruding window plate protruding out of the outer side of the shell; the casing lower part is provided with water sucking mouth, bin outlet, inhales mud mouth, is provided with the valve through communicating pipe intercommunication and communicating pipe between the inside bin outlet of casing and inhales mud mouth, and bin outlet and inhale mud mouth department and all be equipped with the valve.
8. Dredging apparatus according to claims 1-7, characterized in that: the recognition system comprises a camera, a laser instrument, a sonar detector, a lighting device and a buzzer (10).
9. Dredging apparatus according to claims 1-7, characterized in that: the surface of the screw propeller (4) is covered with a D3O coating to provide impact resistance protection; the surfaces of the machine shell (8) and each bin door are covered with P4U coatings to ensure that the machine shell and each bin door have waterproof structures, the outer parts of the machine shell and each bin door are made of steel, and the middle interlayer is made of polyester fiber and nylon with waterproof functions by blending; the discharge pipe of the crusher (2), the communicating pipe between the discharge opening and the sludge suction opening, the suction pump (6) and the connecting pipe of the water jet propeller (7) are all made of high-density polyethylene black pipe materials.
10. Dredging apparatus according to claims 1-7, characterized in that: also included is a radar (12) for communication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010779128.8A CN111877528A (en) | 2020-08-05 | 2020-08-05 | Dredging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010779128.8A CN111877528A (en) | 2020-08-05 | 2020-08-05 | Dredging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111877528A true CN111877528A (en) | 2020-11-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010779128.8A Pending CN111877528A (en) | 2020-08-05 | 2020-08-05 | Dredging device |
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| CN (1) | CN111877528A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112663780A (en) * | 2020-12-21 | 2021-04-16 | 常熟理工学院 | Urban pipeline dredging mechanical vehicle |
| CN112962780A (en) * | 2021-02-05 | 2021-06-15 | 华中科技大学 | Urban deep sewage transmission tunnel detection and dredging intelligent robot and working method |
| CN115680053A (en) * | 2022-11-03 | 2023-02-03 | 赵红洁 | Agricultural ditch desilting equipment |
-
2020
- 2020-08-05 CN CN202010779128.8A patent/CN111877528A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112663780A (en) * | 2020-12-21 | 2021-04-16 | 常熟理工学院 | Urban pipeline dredging mechanical vehicle |
| CN112663780B (en) * | 2020-12-21 | 2022-03-25 | 常熟理工学院 | Urban pipeline dredging mechanical vehicle |
| CN112962780A (en) * | 2021-02-05 | 2021-06-15 | 华中科技大学 | Urban deep sewage transmission tunnel detection and dredging intelligent robot and working method |
| CN115680053A (en) * | 2022-11-03 | 2023-02-03 | 赵红洁 | Agricultural ditch desilting equipment |
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