CN112482551B - Movable culvert cleaning device and cleaning method - Google Patents
Movable culvert cleaning device and cleaning method Download PDFInfo
- Publication number
- CN112482551B CN112482551B CN202011323605.6A CN202011323605A CN112482551B CN 112482551 B CN112482551 B CN 112482551B CN 202011323605 A CN202011323605 A CN 202011323605A CN 112482551 B CN112482551 B CN 112482551B
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- water
- culvert
- telescopic
- motor
- bottom plate
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- 238000004140 cleaning Methods 0.000 title claims abstract description 52
- 238000000034 method Methods 0.000 title claims description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 94
- 238000005507 spraying Methods 0.000 claims abstract description 15
- 239000007788 liquid Substances 0.000 claims description 18
- 239000007921 spray Substances 0.000 claims description 11
- 230000008602 contraction Effects 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 description 6
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 238000006424 Flood reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 244000144972 livestock Species 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Classifications
-
- 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
- E03F9/007—Devices providing a flushing surge
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F5/00—Draining the sub-base, i.e. subgrade or ground-work, e.g. embankment of roads or of the ballastway of railways or draining-off road surface or ballastway drainage by trenches, culverts, or conduits or other specially adapted means
- E01F5/005—Culverts ; Head-structures for culverts, or for drainage-conduit outlets in slopes
Landscapes
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
The invention discloses a movable culvert cleaning device which comprises a bottom plate, a water spraying mechanism and a moving mechanism, wherein the water spraying mechanism and the moving mechanism are arranged on the bottom plate, a first motor is controlled through a controller to further control the expansion and contraction of a telescopic shaft, meanwhile, a roller is connected to the outer side of the telescopic shaft, and the roller rotates to drive the device to move, so that the device moves along the top of the culvert, is suitable for various types of culverts, and is particularly suitable for culverts with more accumulated water at the lower part, smaller internal space and the like, which are not easy or can not work by workers; the rotating wheel shafts are arranged on the upper surface and the lower surface of the bottom plate and drive the water sprayer to rotate, so that the water sprayer can clean the culvert in all directions, the problem that the traditional culvert is difficult to clean is solved, and the cleaning efficiency is improved; the device is simple and convenient to operate, and can control the movement, the extension, the rotation and the cleaning of the device only through the controller, so that the time and the labor are saved, the cost is saved, and the working efficiency is greatly improved.
Description
Technical Field
The invention belongs to the technical field of culverts, and relates to a movable culvert cleaning device and a cleaning method.
Background
Culverts are small ground drainage structures that traverse the subgrade when the embankment passes over a depression or across a canal, or in order to drain water flow above the subgrade below. Are commonly used to drain floods across natural valley areas, or as interchange for people, livestock and vehicles across large and small roads, or as raceway for farm irrigation. When the interior of the culvert is required to be cleaned, the cleaning is usually carried out manually; however, due to the limitation of human body, certain requirements are set on the working environment, when the situation that workers are difficult or unable to work such as more accumulated water and smaller internal space are encountered at the lower part of the culvert, great inconvenience is brought to the cleaning of the workers, time and labor are wasted, and the requirements are difficult to meet.
Most of the existing culvert cleaning devices are of fixed types, free shrinkage and bending are difficult to achieve, and therefore the existing culvert cleaning devices cannot be used for cleaning all types of culverts, and the existing culvert cleaning devices are required to be replaced according to actual conditions, so that working efficiency is reduced.
Disclosure of Invention
The invention aims to overcome the defect that the application range of a culvert cleaning device is limited due to difficulty in freely stretching and bending in the prior art, and provides a movable culvert cleaning device and a cleaning method.
In order to achieve the above purpose, the invention is realized by adopting the following technical scheme:
A movable culvert cleaning device comprises a bottom plate, a water spraying mechanism and a moving mechanism, wherein the water spraying mechanism and the moving mechanism are arranged on the bottom plate;
the water spraying mechanism comprises a liquid storage tank and a water sprayer which are arranged in a bottom plate, the liquid storage tank is connected with the water sprayer through a pipeline, the liquid storage tank is connected with an external water source through a pipeline, a rotating wheel shaft is respectively arranged on the top surface and the bottom surface of the bottom plate, the water sprayer is arranged on the rotating wheel shaft, and the rotating wheel shaft is electrically connected with a second motor;
The moving mechanism comprises a telescopic unit and a rotating unit, wherein the telescopic unit is arranged on the side wall of the bottom plate and comprises a telescopic shaft and a first motor electrically connected with the telescopic shaft, the telescopic shaft is provided with a plurality of telescopic shafts which are uniformly arranged on the side wall of the bottom plate, and the outer side of the telescopic shaft is provided with a roller assembly;
The base plate is provided with a camera, a power supply and a controller, and the controller is respectively and electrically connected with the camera, the first motor, the second motor and the water sprayer; the power supply is electrically connected with the controller, the camera, the first motor, the second motor and the water sprayer respectively;
Preferably, the cameras are provided with a plurality of cameras which are uniformly arranged on four vertex angles of the bottom plate.
Preferably, a plurality of telescopic rods are arranged on the upper surface of the bottom plate, and a first sliding wheel is arranged on each telescopic rod.
Preferably, the roller assembly comprises a friction wheel and a second sliding wheel, and the friction wheel and the second sliding wheel are installed on different telescopic shafts at intervals.
Preferably, a water pump and a water diversion valve connected to the water pump are arranged in the liquid storage tank, and the water pump is electrically connected with the controller.
Preferably, the water sprayer is provided with a rotatable ball spray head.
Preferably, the culvert cleaning device further comprises a remote controller in wireless connection with the controller.
Preferably, the telescopic shaft comprises an outer cylinder and an inner column sleeved in the outer cylinder, a stop block is arranged at the bottom of the inner column, a lifter is arranged between the outer cylinder and the bottom connecting end of the inner column, and a plurality of clamping grooves for fixing the inner column are formed in the inner wall of the outer cylinder.
Preferably, the rotating wheel shaft further comprises a transmission shaft electrically connected with the second motor, a plurality of water sprayers are arranged, and the water sprayers are uniformly arranged on the transmission shaft.
A culvert cleaning method based on movable culvert cleaning device, when in operation, a power supply is turned on, a camera shoots the internal condition of the culvert and transmits image information to a controller, the controller controls a first motor to start according to the position of the culvert to be cleaned, the first motor drives a telescopic shaft to stretch and retract, and the telescopic shaft is adjusted to stretch and retract according to the size in the culvert, so that the device moves to the position to be cleaned; and starting the second motor, and driving the rotating wheel shaft to rotate by the second motor, so that the water sprayer rotates to spray water to clean the culvert.
Compared with the prior art, the invention has the following beneficial effects:
The invention discloses a movable culvert cleaning device, which comprises a bottom plate, a water spraying mechanism and a moving mechanism, wherein the water spraying mechanism and the moving mechanism are arranged on the bottom plate, a first motor is controlled by a controller to further control the expansion and contraction of a telescopic shaft, and meanwhile, the outer side of the telescopic shaft is connected with a roller, the roller rotates to drive the device to move, so that the device moves along the side wall of the culvert, is suitable for various types of culverts, and is particularly suitable for culverts with more accumulated water at the lower part, smaller internal space and the like, which are difficult or impossible for workers to work, and solves the problem that the culvert is difficult to clean in the past; the upper surface and the lower surface of the bottom plate are respectively provided with a rotating wheel shaft, and the rotating wheel shafts drive the water sprayers to rotate, so that the water sprayers can clean the culvert in all directions, and the cleaning efficiency is improved; install the camera, but real-time supervision this device's operating condition to and the inside cleaning condition of culvert to in time make the adjustment, reach and carry out thorough abluent purpose to the culvert. The liquid storage tank is also connected with a water inlet pipe, and can supplement water source at any time, so that the culvert is cleaned continuously. The device is simple and convenient to operate, and can control the movement, the expansion, the rotation, the cleaning and the like of the device only by using the remote controller, so that the time and the labor are saved, the cost is saved, and the working efficiency is greatly improved.
Furthermore, the device can be controlled only by using a remote controller, is simple and convenient to operate, can greatly reduce the consumption of manpower, material resources and financial resources, and improves the working efficiency.
Further, the camera is provided with a plurality of cameras which are uniformly arranged on four vertex angles of the bottom plate, and can observe the culvert environment around the bottom plate.
Further, a plurality of telescopic rods are arranged on the upper surface of the bottom plate, and sliding wheels are arranged on the telescopic rods, so that the device can slide along the upper surface of the culvert, and the moving speed is reduced, so that the moving is more convenient.
Further, the nozzle is designed as a rotatable ball nozzle, so that the water spraying range can be enlarged, and the cleaning efficiency is improved.
Further, be equipped with water pump and shunt valve in the liquid reserve tank, can adjust the size of play water pressure and water yield according to actual conditions, can also the water economy resource when wasing the culvert of being convenient for.
Further, the water sprayers are uniformly distributed on the transmission shaft, so that the culvert is quickly cleaned in the same time, the cleaning time is shortened, and the cleaning efficiency is improved.
The invention also discloses a culvert cleaning method, which is completed based on the device, a power supply and a camera are turned on, the camera shoots the internal condition of the culvert and transmits image information to a controller, the controller controls and controls a first motor to start according to the position of the culvert to be cleaned, the first motor drives a telescopic shaft to move in a telescopic manner, and the telescopic shaft is adjusted to stretch according to the size in the culvert, so that the device moves to the position to be cleaned; and starting the second motor, and driving the rotating wheel shaft to rotate by the second motor, so that the water sprayer rotates to spray water to clean the culvert. The cleaning method provided by the invention is simple to operate, can be used for quickly and thoroughly cleaning the culvert in all directions, can be used for various types of culverts, and has the advantages of wide application range and strong practicability.
Drawings
FIG. 1 is an overall schematic of the apparatus;
FIG. 2 is a schematic illustration of a liquid reservoir;
FIGS. 3-1 and 3-2 are schematic views of a telescopic shaft;
FIG. 4 is a schematic illustration of a friction wheel;
FIG. 5 is a schematic view of a rotating axle;
FIGS. 6-1 and 6-2 are schematic views of rotatable ball jets;
FIG. 7 is an overall schematic of the upper water jet;
FIG. 8 is a schematic view of the position of the side water jet;
FIG. 9 is a view showing the overall use effect of the device;
Wherein: 1. remote control; 2. a liquid storage tank; 21. a water inlet; 22. a water pump; 23. a shunt valve; 24. a water outlet pipe; 3. a telescopic shaft; 31. a clamping groove; 32. a stop block; 33. a lifter; 34. an outer cylinder; 35. an inner column; 4. a friction wheel; 51. a first sliding wheel; 52. a second sliding wheel; 6. rotating the wheel axle; 61. a second motor; 62. a transmission shaft; 7. a water sprayer; 71. a ball nozzle; 8. a water inlet pipe; 9. a camera; 10. a controller; 11. and a power supply.
Detailed Description
In order that those skilled in the art will better understand the present invention, a technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present invention without making any inventive effort, shall fall within the scope of the present invention.
It should be noted that the terms "first," "second," and the like in the description and the claims of the present invention and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments of the invention described herein may be implemented in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The invention is described in further detail below with reference to the attached drawing figures:
Example 1
As shown in FIG. 1, a movable culvert cleaning device comprises a bottom plate, a water spraying mechanism and a moving mechanism, wherein the water spraying mechanism and the moving mechanism are arranged on the bottom plate; the water spraying mechanism comprises a liquid storage tank 2 and a water sprayer 7 which are arranged in a bottom plate, the liquid storage tank 2 is connected with the water sprayer 7 through a pipeline, and the liquid storage tank 2 is connected with an external water source through a pipeline. As shown in fig. 5, the top and bottom surfaces of the base plate are respectively provided with a rotary wheel shaft 6, the sprinkler 7 is arranged on the rotary wheel shaft 6, and the rotary wheel shaft 6 is electrically connected with a second motor 61; the moving mechanism comprises a telescopic unit and a rotating unit, wherein the telescopic unit is arranged on the side wall of the bottom plate and comprises a telescopic shaft 3 and a first motor electrically connected with the telescopic shaft 3, the telescopic shaft 3 is provided with a plurality of telescopic shafts which are uniformly arranged on the side wall of the bottom plate, and the outer side of the telescopic shaft 3 is provided with a roller assembly; the base plate is provided with a camera 9, a power supply 11 and a controller 10, and the controller 10 is respectively and electrically connected with the camera 9, the first motor, the second motor 61 and the water sprayer 7; the power supply 11 is electrically connected with the controller 10, the camera 9, the first motor, the second motor 61 and the sprinkler 7, respectively. The camera 9 monitors the working state of the cleaning device and the cleaning condition inside the culvert in real time, and transmits data to the controller 10, so that the controller 10 can make adjustment in time.
Example 2
The procedure was as in example 1, except for the following.
As shown in fig. 2, a water inlet 21 is arranged on the liquid storage tank 2, the water inlet 21 is connected with an external water source through a water inlet pipe 8 to fill water into the liquid storage tank 2, the water in the liquid storage tank 2 is split into a water outlet pipe 24 through a water split valve 23 by a water pump 22, and then the water is sprayed out through a rotatable ball nozzle 71 on the water sprayer 7.
Example 3
The procedure was as in example 1, except for the following.
As shown in fig. 3-1 and 3-2, the length of the telescopic shaft 3 can be adjusted according to the type of culvert to be cleaned, so that the cleaning device is suitable for various types of culverts. The lifter 33 is connected with the inner column 35, the controller 10 controls the lifter 33 to lift to adjust the telescopic length of the telescopic shaft 3, meanwhile, the outer cylinder 34 is provided with the clamping groove 31, the inner column 35 is provided with the stop block 32, and the telescopic range of the telescopic shaft 3 is controlled through the joint work of the clamping groove 31 and the stop block 32.
Example 4
The procedure was as in example 1, except for the following.
As shown in fig. 4, a large friction force is generated between the friction wheel 4 and the side wall, so that the cleaning device is prevented from sinking, and the cleaning device acts as a fixing device. The telescopic shafts 3 are obliquely arranged on two sides, and the contact parts of the telescopic shafts and the karst cave are designed to be wavy so as to increase friction force and play a role of a fixing device.
Example 5
The procedure was as in example 1, except for the following.
As shown in fig. 6-1 and 6-2, the rotatable ball spray head 71 of the water spray 7 can be freely rotated in a plane to expand the spray range and improve the cleaning efficiency. As shown in fig. 7 and 8, the rotating wheel shaft 6 is provided with two water sprayers 7, which are respectively arranged on the upper surface and the side surface of the bottom plate, and the water sprayers 7 are provided with a plurality of water sprayers 7 which are uniformly arranged on the rotating wheel shaft 6.
The rotating wheel shaft 6 further comprises a transmission shaft 62 electrically connected with the second motor 61, the water sprayers 7 are provided with a plurality of water sprayers 7, and the water sprayers 7 are uniformly arranged on the transmission shaft 62.
Example 6
The procedure was as in example 1, except for the following.
The device also comprises a remote controller 1 which is in radio connection with the controller 10, and the operation instruction of the controller 10 is carried out through the remote controller 1.
As shown in fig. 9, the culvert cleaning method based on the device of the invention comprises the following steps:
step one: the power supply 11 is turned on, the length of the telescopic shaft 3 is controlled by the controller 10, the roller assemblies arranged on the telescopic shaft 3 are supported on the side wall in the culvert, the device is fixed by means of larger friction force between the roller assemblies and the side wall, and meanwhile, the second sliding wheels 52 on two sides and the first sliding wheel 51 on the upper part are respectively supported on the side wall and the top of the culvert;
step two: filling water into the liquid storage tank 2, controlling the movement of the second motor 61 through the controller 10, driving the rotation wheel shaft 6 to rotate, realizing the rotation of the water sprayer 7, cleaning the inside of the culvert, monitoring the working state of the cleaning device in real time through the camera 9, and cleaning the inside of the culvert, so as to make adjustment through the controller 10 in time;
Step three: after the cleaning is finished, stopping water source supply, adjusting the length of the telescopic shaft through the controller, enabling the sliding wheel 5 on the side face of the bottom plate and the sliding wheel 5 on the upper surface of the bottom plate to be separated from the side wall and the culvert top respectively, taking out the cleaning device, pulling out the connected line and the water pipe, and arranging the device.
In summary, the length of the telescopic shaft can be adjusted according to the requirement, so that the friction wheel 4 arranged on the telescopic shaft is supported on the side wall, and the device is fixed by virtue of the larger friction force between the friction wheel 4 and the side wall, so that the telescopic shaft is suitable for various culverts; for culverts with more accumulated water at the lower part, smaller internal space and the like, which are difficult or impossible for workers to work, the remote controller controls the device to move along the top of the culvert, so that the problem that the device is difficult to clean in the past is solved; in the device, the wheel shaft is designed to be a rotating wheel shaft, the spray head is designed to be a rotatable ball spray head 71, and the rotation of the rotating wheel shaft and the rotatable ball spray head 71 can be controlled by a remote controller so as to enlarge the water spraying range and improve the cleaning efficiency.
The above is only for illustrating the technical idea of the present invention, and the protection scope of the present invention is not limited by this, and any modification made on the basis of the technical scheme according to the technical idea of the present invention falls within the protection scope of the claims of the present invention.
Claims (5)
1. The movable culvert cleaning device is characterized by comprising a bottom plate, a water spraying mechanism and a moving mechanism, wherein the water spraying mechanism and the moving mechanism are arranged on the bottom plate;
The water spraying mechanism comprises a liquid storage tank (2) and a water sprayer (7) which are arranged in a bottom plate, the liquid storage tank (2) is connected with the water sprayer (7) through a pipeline, the liquid storage tank (2) is connected with an external water source through a pipeline, a rotating wheel shaft (6) is respectively arranged on the top surface and the bottom surface of the bottom plate, the water sprayer (7) is arranged on the rotating wheel shaft (6), and the rotating wheel shaft (6) is electrically connected with a second motor (61);
The moving mechanism comprises a telescopic unit and a rotating unit, wherein the telescopic unit is arranged on the side wall of the bottom plate and comprises a telescopic shaft (3) and a first motor electrically connected with the telescopic shaft (3), the telescopic shaft (3) is provided with a plurality of telescopic shafts, the telescopic shafts are uniformly arranged on the side wall of the bottom plate, and a roller assembly is arranged on the outer side of the telescopic shaft (3);
The base plate is provided with a camera (9), a power supply (11) and a controller (10), and the controller (10) is respectively and electrically connected with the camera (9), the first motor, the second motor (61) and the water sprayer (7); the power supply (11) is respectively and electrically connected with the controller (10), the camera (9), the first motor, the second motor (61) and the sprinkler (7);
the cameras (9) are provided with a plurality of cameras and are uniformly arranged on four vertex angles of the bottom plate;
The upper surface of the bottom plate is provided with a plurality of telescopic rods, and the telescopic rods are provided with first sliding wheels (51);
The roller assembly comprises a friction wheel (4) and a second sliding wheel (52), and the friction wheel (4) and the second sliding wheel (52) are arranged on different telescopic shafts (3) at intervals;
the water sprayer (7) is provided with a rotatable ball spray head (71);
The telescopic shaft (3) comprises an outer cylinder (34) and an inner column (35) sleeved in the outer cylinder (34), a stop block (32) is arranged at the bottom of the inner column (35), a lifter (33) is arranged between the outer cylinder (34) and the bottom connecting end of the inner column (35), and a plurality of clamping grooves (31) for fixing the inner column (35) are formed in the inner wall of the outer cylinder (34).
2. The movable culvert cleaning device of claim 1 wherein a water pump (22) and a diverter valve (23) connected to the water pump (22) are provided in the tank (2), the water pump (22) being electrically connected to the controller (10).
3. The mobile culvert cleaning device of claim 1, further comprising a remote control (1) wirelessly connected to the controller (10).
4. The movable culvert cleaning device of claim 1 wherein the rotating axle (6) further includes a drive shaft (62) electrically connected to the second motor (61), the number of water jets (7) being provided, the number of water jets (7) being evenly mounted on the drive shaft (62).
5. The cleaning method of the movable culvert cleaning device based on any one of claims 1-4, characterized in that when in operation, a power supply (11) is turned on, a camera (9) shoots the internal condition of the culvert and transmits image information to a controller (10), the controller (10) controls a first motor to start according to the position of the culvert to be cleaned, the first motor drives a telescopic shaft (3) to move in a telescopic manner, and the telescopic shaft (3) is adjusted in a telescopic manner according to the size in the culvert, so that the device moves to a position to be cleaned; and starting a second motor (61), and enabling the second motor (61) to drive the rotating wheel shaft (6) to rotate, so that the water sprayer (7) rotates to spray water to clean the culvert.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011323605.6A CN112482551B (en) | 2020-11-23 | 2020-11-23 | Movable culvert cleaning device and cleaning method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011323605.6A CN112482551B (en) | 2020-11-23 | 2020-11-23 | Movable culvert cleaning device and cleaning method |
Publications (2)
| Publication Number | Publication Date |
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| CN112482551A CN112482551A (en) | 2021-03-12 |
| CN112482551B true CN112482551B (en) | 2024-08-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011323605.6A Active CN112482551B (en) | 2020-11-23 | 2020-11-23 | Movable culvert cleaning device and cleaning method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113482141A (en) * | 2021-06-29 | 2021-10-08 | 中冶南方城市建设工程技术有限公司 | Automatic flushing system of drainage box culvert |
| CN113859480B (en) * | 2021-10-27 | 2022-08-12 | 中国核动力研究设计院 | Roller type traction device and method for deep submersible vehicle culvert maintenance and maintenance culvert |
| CN115889377A (en) * | 2022-12-22 | 2023-04-04 | 河源弘稼农业科技有限公司 | Cleaning machine for planting tank and control method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN213952477U (en) * | 2020-11-23 | 2021-08-13 | 长安大学 | Mobilizable culvert belt cleaning device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111101590B (en) * | 2020-01-10 | 2020-12-11 | 浙江青田瓯鹏机械制造有限公司 | Municipal administration is culvert cleaning device under water |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN213952477U (en) * | 2020-11-23 | 2021-08-13 | 长安大学 | Mobilizable culvert belt cleaning device |
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