CN112962550A - River channel garbage disposal device - Google Patents
River channel garbage disposal device Download PDFInfo
- Publication number
- CN112962550A CN112962550A CN202110158664.0A CN202110158664A CN112962550A CN 112962550 A CN112962550 A CN 112962550A CN 202110158664 A CN202110158664 A CN 202110158664A CN 112962550 A CN112962550 A CN 112962550A
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- Prior art keywords
- pole
- fixedly connected
- lift
- garbage
- treatment device
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B15/00—Cleaning or keeping clear the surface of open water; Apparatus therefor
- E02B15/04—Devices for cleaning or keeping clear the surface of open water from oil or like floating materials by separating or removing these materials
- E02B15/08—Devices for reducing the polluted area with or without additional devices for removing the material
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B15/00—Cleaning or keeping clear the surface of open water; Apparatus therefor
- E02B15/04—Devices for cleaning or keeping clear the surface of open water from oil or like floating materials by separating or removing these materials
- E02B15/08—Devices for reducing the polluted area with or without additional devices for removing the material
- E02B15/0814—Devices for reducing the polluted area with or without additional devices for removing the material with underwater curtains
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B15/00—Cleaning or keeping clear the surface of open water; Apparatus therefor
- E02B15/04—Devices for cleaning or keeping clear the surface of open water from oil or like floating materials by separating or removing these materials
- E02B15/08—Devices for reducing the polluted area with or without additional devices for removing the material
- E02B15/0842—Devices for reducing the polluted area with or without additional devices for removing the material adapted to be towed for operation
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B15/00—Cleaning or keeping clear the surface of open water; Apparatus therefor
- E02B15/04—Devices for cleaning or keeping clear the surface of open water from oil or like floating materials by separating or removing these materials
- E02B15/08—Devices for reducing the polluted area with or without additional devices for removing the material
- E02B15/085—Details of connectors
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B15/00—Cleaning or keeping clear the surface of open water; Apparatus therefor
- E02B15/04—Devices for cleaning or keeping clear the surface of open water from oil or like floating materials by separating or removing these materials
- E02B15/08—Devices for reducing the polluted area with or without additional devices for removing the material
- E02B15/0857—Buoyancy material
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B15/00—Cleaning or keeping clear the surface of open water; Apparatus therefor
- E02B15/04—Devices for cleaning or keeping clear the surface of open water from oil or like floating materials by separating or removing these materials
- E02B15/10—Devices for removing the material from the surface
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Cleaning Or Clearing Of The Surface Of Open Water (AREA)
Abstract
The invention provides a river channel garbage treatment device which comprises a hollow floating pontoon floating on the water surface and a wave-type plastic garbage storage mechanism used for salvaging plastic garbage in a river channel, wherein the surface of the hollow floating pontoon is provided with a plurality of arc-shaped air guide grooves, the wave-type plastic garbage storage mechanism is arranged below the hollow floating pontoon, and the wave-type plastic garbage storage mechanism comprises a top support rod, a bottom support rod and two elastic connecting strips. This river course refuse treatment device is difficult to the problem of fishing according to current aquatic rubbish, designs out the special construction that can carry out the persistence compression to suspension plastic refuse and accomodate to this structure relies on wave energy and wind energy, and is durable lastingly, thereby effectual solved general plastic bag rubbish strut easily and contain a large amount of water and suspend in the water, be difficult for discovering and salvage, and suspension plastic bag rubbish is great to fishing device's resistance, further increases the problem of the degree of difficulty of salvaging.
Description
Technical Field
The invention relates to the technical field of garbage treatment, in particular to a river channel garbage treatment device.
Background
In a river channel, there are often some plastic wastes floating in the water, some of which float on the water surface, can be found and salvaged, some of the plastic bags can wrap water and suspend in the water, the plastic bags are in an open state in the water body and are easy to hold fishes and shrimps, but also is not easy to be discovered and salvaged, the prior garbage has no good treatment device, mainly uses manpower to comprehensively capture the garbage on the water surface through a net bag, the work consumes larger manpower and material resources, but also has larger dragging force required for opening the plastic garbage containing a large amount of water for one-time salvage, thereby having larger difficulty, the common plastic garbage bag is easy to open and contain a large amount of water and is suspended in the water body, and is not easy to be discovered and salvaged, and the suspended plastic bag garbage has larger resistance to the fishing device, further increasing the fishing difficulty, so a river garbage disposal device is needed.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a river channel garbage treatment device, which solves the problems that common plastic bag garbage is easy to prop up and contains a large amount of water and is suspended in a water body, the common plastic bag garbage is difficult to find and salvage, the suspended plastic bag garbage has large resistance to a salvage device, and the salvage difficulty is further increased.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a river course refuse treatment device, is including being arranged in floating the hollow flotation pontoon on the surface of water and being arranged in the undulant plastic refuse receiving mechanism who salvages to plastic refuse in the river course, a plurality of arc induced air groove has been seted up on the surface of hollow flotation pontoon, undulant plastic refuse receiving mechanism sets up the below at hollow flotation pontoon.
Preferably, the wave-type plastic garbage accommodating mechanism comprises a top supporting rod, a bottom supporting rod, two elastic connecting strips, a garbage accommodating box, a plurality of movable supporting springs and a plurality of lifting and pulling rods, wherein the surface of the top supporting rod is fixedly connected with the surface of the hollow floating buoy, the lower surface of the top supporting rod is fixedly connected with the two elastic connecting strips, the two elastic connecting strips are symmetrically distributed by taking the center line of the surface of the top supporting rod as a symmetrical line, one end of the elastic connecting strip, which is far away from the top supporting rod, is fixedly connected with the garbage accommodating box, the inner bottom wall of the garbage accommodating box is fixedly connected with a plurality of bottom supporting tubes which are in one-to-one correspondence with the lifting and pulling rods, the inner wall of each bottom supporting tube is slidably connected with the lifting and pulling rods, the lower surface of the top supporting rod is fixedly connected, the surface of the top lifting dragging rod is in sliding connection with the inner wall of the top supporting tube.
Preferably, the inner wall fixedly connected with of top stay tube extension spring that resets, the extension spring that resets is kept away from the top stay tube interior roof one end and is dragged the top fixed connection of pole with the lift, the lift is dragged the pole cover and is established the inside at the activity support spring, the lift is dragged the surface of pole and the inner wall contact of activity support spring.
Preferably, the surface of the top supporting rod is fixedly connected with a fishing net, one end of the fishing net is located inside the garbage containing box, the bottom of the fishing net is fixedly connected with a balancing weight, the fishing net is located on one side of the lifting and pulling rod, and a garbage containing port is formed in the surface of the garbage containing box.
Preferably, each the lift all articulates on the surface that pulls the pole has a plurality of groups activity to scrape the pole, same group the activity is scraped the pole and is the circumference and distributes on the pole is pulled in the lift, the lift is pulled the surperficial fixedly connected with a plurality of pole and the activity of different groups activity of pole one-to-one of pole, the material of activity membrane is rubber, adjacent two the activity is scraped fixedly connected with one between the pole and is connected the rope, and the equal fixedly connected with counter weight in surface of each connection rope pulls the ball, each the lower surface that the pole was scraped in the activity all is wave shape, each the equal fixedly connected with a plurality of barb of lower surface of pole is scraped in the activity.
Preferably, the surface of the garbage storage box is hinged with a baffle, a buckle lock is fixedly mounted on the surface of the baffle, and the surface of the baffle is fixedly connected with the surface of the garbage storage box through the buckle lock.
Preferably, the bottom fixedly connected with bottom sprag pole of rubbish containing box, the fixed surface of bottom sprag pole is connected with a plurality of counter weight stay cords, each the equal fixedly connected with counterweight body of one end that bottom sprag pole was kept away from to the counter weight stay cord, the material of counterweight body is iron, the surface of counterweight body is the spindle form.
(III) advantageous effects
(1) By arranging the wave-type plastic garbage collecting mechanism, the garbage collecting device can be suspended in water and can be used for catching the plastic garbage in the water, and can be used for extruding and collecting the garbage in the water in a step-type manner from top to bottom, so that the moisture in the plastic bag can be discharged, the plastic garbage is finally collected together, and the plastic garbage is convenient to concentrate and continuously caught.
(2) According to the invention, the hollow floating buoy is arranged, floating shaking acting force can be generated according to waves existing on the water surface all the time, the wave-type plastic garbage containing mechanism can be driven to work by the acting force, compared with the prior art, more manpower and material resources are not required to be consumed, the use is convenient, and the arc-shaped air inducing groove on the surface of the hollow floating buoy can play a role of enhancing the shaking amplitude by means of wind power.
(3) According to the invention, by arranging the movable support spring, the movable support spring can be continuously stretched in the fluctuation process, can be hooped and drive the lifting and dragging rod to move downwards when being stretched, and can be automatically reset when being contracted, so that the lifting and dragging rod can be continuously and automatically lifted, and the continuous work can be further kept.
(4) According to the invention, a special structure capable of continuously compressing and storing suspended plastic garbage is designed according to the existing problem that the garbage in water is difficult to catch, and the structure is durable by depending on wave energy and wind energy, so that the problems that the common plastic garbage is easy to prop open and contains a large amount of water and is suspended in a water body, so that the garbage is difficult to find and catch, and the suspended plastic garbage has large resistance to a catching device, and further the catching difficulty is increased are effectively solved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of the structure of FIG. 1 at A according to the present invention;
FIG. 3 is an enlarged view of the structure of FIG. 2 at B in accordance with the present invention;
FIG. 4 is an enlarged view of the structure of FIG. 1 at C according to the present invention;
FIG. 5 is a top view of the movable scraping bar structure of the present invention;
FIG. 6 is a cross-sectional view of a top support tube construction of the present invention;
FIG. 7 is a side view of the structure of the fishing net of the present invention.
Wherein, 1 hollow float bowl, 2 undulant formula plastics rubbish receiving mechanism, 21 top bracing piece, 22 bottom bracing pieces, 23 elastic connection strip, 24 rubbish containing box, 25 activity supporting spring, 26 lift drag the pole, 27 bottom stay tubes, 28 top stay tubes, 29 extension springs that reset, 210 catch net, 211 balancing weight, 212 rubbish containing port, 213 activity is scraped the pole, 214 activity membrane, 215 connect the rope, 216 counter weight drags ball, 217 barb, 218 baffle, 219 padlock, 220 counter weight stay cord, 221 counterweight body, 3 arc air guide groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 7, an embodiment of the invention provides a river waste treatment device, which comprises a hollow floating pontoon 1 floating on the water surface and a wave-motion plastic waste storage mechanism 2 used for salvaging plastic waste in a river, wherein a plurality of arc-shaped air guide grooves 3 are formed in the surface of the hollow floating pontoon 1, and the wave-motion plastic waste storage mechanism 2 is arranged below the hollow floating pontoon 1.
The wavy plastic garbage containing mechanism 2 comprises a top supporting rod 21, a bottom supporting rod 22, two elastic connecting strips 23, a garbage containing box 24, a plurality of movable supporting springs 25 and a plurality of lifting dragging rods 26, wherein the surface of the top supporting rod 21 is fixedly connected with the surface of the hollow floating buoy 1, the lower surface of the top supporting rod 21 is fixedly connected with the two elastic connecting strips 23, the two elastic connecting strips 23 are symmetrically distributed by taking the central line of the surface of the top supporting rod 21 as a symmetrical line, one end of each elastic connecting strip 23, far away from the top supporting rod 21, is fixedly connected with the garbage containing box 24, the inner bottom wall of the garbage containing box 24 is fixedly connected with a plurality of bottom supporting tubes 27 in one-to-one correspondence with the lifting dragging rods 26, the inner wall of each bottom supporting tube 27 is slidably connected with the lifting dragging rods 26, the lower surface of the top supporting rod 21 is fixedly connected with, the surface of the top lifting dragging rod 26 is in sliding connection with the inner wall of the top supporting tube 28, the inner wall of the top supporting tube 28 is fixedly connected with a reset tension spring 29, one end, away from the top wall of the top supporting tube 28, of the reset tension spring 29 is fixedly connected with the top end of the lifting dragging rod 26, the lifting dragging rod 26 is sleeved inside the movable supporting spring 25, and the surface of the lifting dragging rod 26 is in contact with the inner wall of the movable supporting spring 25.
The surface of the top support rod 21 is fixedly connected with a fishing net 210, one end of the fishing net 210 is positioned inside the garbage containing box 24, the bottom of the fishing net 210 is fixedly connected with a balancing weight 211, the fishing net 210 is positioned at one side of the lifting and dragging rod 26, the surface of the garbage containing box 24 is provided with a garbage containing port 212, the surface of each lifting and dragging rod 26 is hinged with a plurality of groups of movable scraping rods 213, the same group of movable scraping rods 213 are distributed on the lifting and dragging rod 26 in a circumferential manner, the surface of the lifting and dragging rod 26 is fixedly connected with a plurality of movable films 214 corresponding to different groups of movable scraping rods 213 one by one, the movable films 214 are made of rubber, a connecting rope 215 is fixedly connected between every two adjacent movable scraping rods 213, the surface of each connecting rope 215 is fixedly connected with a counterweight dragging ball 216, the lower surface of each movable scraping rod 213 is in a wave shape, and the lower surface of each movable scraping rod 213 is fixedly connected with a plurality of, the surface of rubbish containing box 24 articulates there is baffle 218, the fixed surface of baffle 218 installs padlock 219, the fixed surface of baffle 218 is connected with rubbish containing box 24 through padlock 219, the bottom fixedly connected with bottom sprag pole 22 of rubbish containing box 24, the fixed surface of bottom sprag pole 22 is connected with a plurality of counter weight stay cords 220, the equal fixedly connected with of one end of bottom sprag pole 22 is kept away from to each counter weight stay cord 220 is a counterweight 221, the material of counterweight 221 is iron, the surface of counterweight 221 is the spindle form.
When the device is used, the device is directly placed in water, under the action of gravity, the elastic connecting strips 23 are stretched out, the fishing net 210 is vertically spread out to catch plastic garbage in water, the counterweight block 211 keeps the fishing net 210 in a vertical state all the time, the hollow floating buoy 1 flows along with water flow, the arc-shaped air guide groove 3 guides wind power, the hollow floating buoy 1 floats up and down on the water surface along with waves, the counterweight body 221 shakes at the bottom and drives the elastic connecting strips 23 to stretch up and down, at the moment, the movable supporting springs 25 also stretch up and down, the inner diameter of the movable supporting springs 25 is reduced to clamp the lifting dragging rods 26 to move downwards when the hollow floating buoy extends, at the moment, the movable membrane 214 is stretched out under resistance and drives the movable scraping rods 213 to stretch out, the wave shapes at the bottoms of the movable scraping rods 213 can slide on the fishing net 210 and can hang the plastic garbage, wherein the connecting rope 215 can also drag the plastic bag to press downwards in the instant descending process of the counterweight dragging ball 216, the plastic bag also can be torn by barb 217, and activity supporting spring 25 can contract at once after extending, and the internal diameter increase in the twinkling of an eye of shrink, the lift is dragged pole 26 and is reset in the twinkling of an eye under the extension spring 29 effect that resets, and movable membrane 214 is closed this moment, and the activity is scraped pole 213 and is turned back the rising and can not pull plastic refuse, then can continue to drop down the rubbish on upper strata once more when descending once more, so last can be finally with rubbish extrusion enter into the inside collection of rubbish containing box 24 through rubbish containing port 212.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Claims (7)
1. The utility model provides a river course refuse treatment device, includes that the hollow float flotation pontoon (1) that is arranged in floating on the surface of water and is arranged in carrying out undulant formula plastic refuse receiving mechanism (2) of salvaging to plastic refuse in the river course, its characterized in that: a plurality of arc-shaped air guide grooves (3) are formed in the surface of the hollow floating buoy (1), and the wave-type plastic garbage storage mechanism (2) is arranged below the hollow floating buoy (1).
2. The river waste treatment device according to claim 1, wherein: the wavy plastic garbage containing mechanism (2) comprises a top supporting rod (21), a bottom supporting rod (22), two elastic connecting strips (23), a garbage containing box (24), a plurality of movable supporting springs (25) and a plurality of lifting and pulling rods (26), wherein the surface of the top supporting rod (21) is fixedly connected with the surface of a hollow floating buoy (1), the lower surface of the top supporting rod (21) is fixedly connected with the two elastic connecting strips (23), the two elastic connecting strips (23) are symmetrically distributed by taking the central line on the surface of the top supporting rod (21) as a symmetrical line, one end, away from the top supporting rod (21), of each elastic connecting strip (23) is fixedly connected with the garbage containing box (24), the inner bottom wall of each garbage containing box (24) is fixedly connected with a plurality of bottom supporting tubes (27) which are in one-to-one correspondence with the lifting and pulling rods (26), the inner wall sliding connection of bottom stay tube (27) has the lift to pull pole (26), the lower surface fixed connection of top bracing piece (21) has a plurality of and pulls top stay tube (28) that pole (26) one-to-one is pulled in the lift, the surface that the pole (26) was pulled in the top lift and the inner wall sliding connection of top stay tube (28).
3. The river waste treatment device according to claim 2, wherein: the inner wall fixedly connected with of top stay tube (28) extension spring that resets (29), the top fixed connection that pole (26) was dragged with the lift to the one end that roof kept away from in top stay tube (28) in extension spring that resets (29), the lift is dragged pole (26) cover and is established in the inside of activity support spring (25), the lift is dragged the surface of pole (26) and the inner wall contact of activity support spring (25).
4. The river waste treatment device according to claim 3, wherein: the surface of the top supporting rod (21) is fixedly connected with a fishing net (210), one end of the fishing net (210) is located inside the garbage containing box (24), the bottom of the fishing net (210) is fixedly connected with a balancing weight (211), the fishing net (210) is located on one side of a lifting dragging rod (26), and a garbage containing port (212) is formed in the surface of the garbage containing box (24).
5. The river waste treatment device according to claim 4, wherein: each the lift all articulates on the surface that pulls pole (26) has a plurality of groups activity to scrape pole (213), same group the activity is scraped pole (213) and is the circumference and distributes on lift is pulled pole (26), the lift is pulled the surperficial fixedly connected with a plurality of pole (26) and is scraped movable membrane (214) of pole (213) one-to-one with different groups activities, the material of movable membrane (214) is rubber, adjacent two the activity is scraped fixedly connected with one between pole (213) and is connected rope (215), and the equal fixedly connected with counter weight in surface of each connection rope (215) drags ball (216), each the activity is scraped the lower surface of pole (213) and all is the wave form, each the activity is scraped the equal fixedly connected with a plurality of barb (217) of lower surface of pole (213).
6. The river waste treatment device according to claim 5, wherein: the surface of the garbage containing box (24) is hinged with a baffle (218), a buckle lock (219) is fixedly mounted on the surface of the baffle (218), and the surface of the baffle (218) is fixedly connected with the surface of the garbage containing box (24) through the buckle lock (219).
7. The river waste treatment device according to claim 6, wherein: the bottom fixedly connected with bottom sprag pole (22) of rubbish containing box (24), the fixed surface of bottom sprag pole (22) is connected with a plurality of counter weight stay cords (220), each the equal fixedly connected with of one end of bottom sprag pole (22) is kept away from to counter weight stay cord (220) is the counterweight body (221), the material of the counterweight body (221) is iron, the surface of the counterweight body (221) is the spindle form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110158664.0A CN112962550A (en) | 2021-02-05 | 2021-02-05 | River channel garbage disposal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110158664.0A CN112962550A (en) | 2021-02-05 | 2021-02-05 | River channel garbage disposal device |
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| Publication Number | Publication Date |
|---|---|
| CN112962550A true CN112962550A (en) | 2021-06-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110158664.0A Pending CN112962550A (en) | 2021-02-05 | 2021-02-05 | River channel garbage disposal device |
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| CN (1) | CN112962550A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110777755A (en) * | 2019-11-08 | 2020-02-11 | 余蝶双 | Protect city river surface of water rubbish cleaning device |
| CN111469990A (en) * | 2020-04-23 | 2020-07-31 | 吕超 | Environment-friendly river channel cleaning device based on heat storage expansion double-layer cleaning |
| CN111608151A (en) * | 2020-06-11 | 2020-09-01 | 泉州台商投资区忆品茶业有限公司 | River channel garbage intercepting device |
| CN111676918A (en) * | 2020-07-06 | 2020-09-18 | 吴子昂 | Floating garbage intercepting and cleaning equipment for hydraulic engineering and cleaning method |
| CN111705769A (en) * | 2020-06-29 | 2020-09-25 | 支成元 | Riverbed stubborn garbage cleaning device based on adsorption dredging |
| CN112030913A (en) * | 2020-08-31 | 2020-12-04 | 葛巍 | River channel garbage cleaning device |
| KR102191134B1 (en) * | 2019-12-11 | 2020-12-16 | 주식회사 포어시스 | Intelligent System for Collecting Floating Waste on River and Sea |
-
2021
- 2021-02-05 CN CN202110158664.0A patent/CN112962550A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110777755A (en) * | 2019-11-08 | 2020-02-11 | 余蝶双 | Protect city river surface of water rubbish cleaning device |
| KR102191134B1 (en) * | 2019-12-11 | 2020-12-16 | 주식회사 포어시스 | Intelligent System for Collecting Floating Waste on River and Sea |
| CN111469990A (en) * | 2020-04-23 | 2020-07-31 | 吕超 | Environment-friendly river channel cleaning device based on heat storage expansion double-layer cleaning |
| CN111608151A (en) * | 2020-06-11 | 2020-09-01 | 泉州台商投资区忆品茶业有限公司 | River channel garbage intercepting device |
| CN111705769A (en) * | 2020-06-29 | 2020-09-25 | 支成元 | Riverbed stubborn garbage cleaning device based on adsorption dredging |
| CN111676918A (en) * | 2020-07-06 | 2020-09-18 | 吴子昂 | Floating garbage intercepting and cleaning equipment for hydraulic engineering and cleaning method |
| CN112030913A (en) * | 2020-08-31 | 2020-12-04 | 葛巍 | River channel garbage cleaning device |
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Application publication date: 20210615 |
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