CN112591021A - Water surface fishing robot and using method - Google Patents

Water surface fishing robot and using method Download PDF

Info

Publication number
CN112591021A
CN112591021A CN202011586715.1A CN202011586715A CN112591021A CN 112591021 A CN112591021 A CN 112591021A CN 202011586715 A CN202011586715 A CN 202011586715A CN 112591021 A CN112591021 A CN 112591021A
Authority
CN
China
Prior art keywords
arc
fishing
cage
shaped
main body
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN202011586715.1A
Other languages
Chinese (zh)
Inventor
陈金秋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Quanzhou Quangang District Manalihua Industrial Technology Co ltd
Original Assignee
Quanzhou Quangang District Manalihua Industrial Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Quanzhou Quangang District Manalihua Industrial Technology Co ltd filed Critical Quanzhou Quangang District Manalihua Industrial Technology Co ltd
Priority to CN202011586715.1A priority Critical patent/CN112591021A/en
Publication of CN112591021A publication Critical patent/CN112591021A/en
Withdrawn legal-status Critical Current

Links

Images

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63BSHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B35/00Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
    • B63B35/32Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for for collecting pollution from open water
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02BHYDRAULIC ENGINEERING
    • E02B15/00Cleaning or keeping clear the surface of open water; Apparatus therefor
    • E02B15/04Devices for cleaning or keeping clear the surface of open water from oil or like floating materials by separating or removing these materials
    • E02B15/10Devices for removing the material from the surface

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Public Health (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical & Material Sciences (AREA)
  • Ocean & Marine Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Revetment (AREA)
  • Artificial Fish Reefs (AREA)

Abstract

The invention discloses a water surface fishing robot and a use method thereof, the structure of the water surface fishing robot comprises a propeller, a wind power measuring instrument, a camera, a main body, a reverse fishing cage, a fishing net and a support rod, the top end surface of the main body is respectively provided with the wind power measuring instrument and the camera, the two sides of the side surface of the main body are respectively provided with the propeller and the fishing net, the two sides of the fishing net are respectively and mechanically connected with the main body through the support rod, the position where the main body is connected with the fishing net is provided with the reverse fishing cage, the reverse fishing cage is mechanically connected with the fishing net, and the reverse fishing cage consists of an outer layer cage and an inner layer cageArc-shaped stopping blockThe mutual cooperation of structures such as stake, not only prevent that the water in the plastic bottle from empting and go out, guarantee robot global balance, also can not avoid aquatic algae plant to get into reverse fishing cage because of rivers outflow any more, guarantee reverse fishing cage can last the infiltration.

Description

Water surface fishing robot and using method
The invention relates to a divisional application of a water surface fishing robot, which is applied for 8, 8 and 22 days in 2019 and has the application number of CN 201910780633.1.
Technical Field
The invention relates to the field of robots, in particular to a water surface fishing robot and a using method thereof.
Background
The water surface fishing robot is mainly used for working in scenic spots, urban rivers and other calm and long and narrow water areas and is used for fishing water garbage, the garbage floating on the surface of the water body mainly comprises plastic bottles, algae plants and various plastic garbage bags, and the following problems are easy to occur when the plastic bottles are fished: first, contain the river water in the plastic bottle, if collect too much, lead to the robot to lose balance on the water surface easily, take place the slope, half soak in the water, can't continue to catch, on the other hand, no matter what kind of energy is adopted as the driving force of robot, all will pour out the plastic bottle of water backward away after collecting to be full very easily, it is poor to collect the effect.
Disclosure of Invention
Aiming at the defects of the prior art, the invention is realized by the following technical scheme: the water surface fishing robot structurally comprises a propeller, a wind power measuring instrument, a camera, a main body, a reverse fishing cage, a fishing net and a supporting rod, wherein the wind power measuring instrument and the camera are arranged on the top end face of the main body respectively, the propeller and the fishing net are arranged on two sides of the side face of the main body respectively, two sides of the fishing net are mechanically connected with the main body through the supporting rod respectively, the reverse fishing cage is arranged at the position where the main body is connected with the fishing net, and the reverse fishing cage is mechanically connected with the fishing net.
As the further optimization of the technical scheme, the reverse fishing cage is composed of an outer layer cage and an inner net cage, the diameter of the reverse fishing cage is larger than that of the inner net cage, the inner net cage is located inside the outer layer cage, the cross sections of the outer layer cage and the inner net cage are incomplete, an arc-shaped opening is formed in the annular structure, the arc-shaped opening is used for water plastic bottles to enter, the arc-shaped opening faces the position where the main body is connected with the fishing net, the plastic bottles directly fall to the bottom of the inner net cage after entering from the arc-shaped opening, and the inner net cage is hollow.
As a further optimization of the technical scheme, the inner cylinder mould is composed of an arc-shaped panel and a gauze main body, the gauze main body is of an annular living body structure, the arc-shaped panel is attached to one end of an arc-shaped opening of the gauze main body, and the inner surface of the arc-shaped panel is smooth and does not have a protrusion.
As a further optimization of the technical scheme, more than two arc-shaped stopping blocks are arranged on the inner surface of the arc-shaped panel, the arc-shaped panel and the stopping blocks are vertically fixed, and the arc-shaped stopping blocks are parallel to each other.
As a further optimization of the technical scheme, the distance between the two arc-shaped stopping blocks is gradually increased from the two horizontal ends to the center, the plastic bottle is generally in a structure with the lower part being wide and the upper part being narrow, and the distance between the arc-shaped stopping blocks close to the two ends is smaller than the maximum width of the plastic bottle.
As a further optimization of the technical scheme, the distance between each arc-shaped blocking block and the arc-shaped opening of the inner net cage becomes larger and larger from the two horizontal ends to the center, so that a V-shaped structure is formed.
As a further optimization of the technical scheme, more than two inserting piles are uniformly arranged on the end faces of the arc-shaped panel adjacent to the arc-shaped opening, each inserting pile is composed of an outer rubbing plate, a contact pin and an arc-shaped lower inserting piece, two outer rubbing plates which are parallel to each other are arranged on the contact pin, the outer rubbing plates and the contact pin are of a die integrated structure, and the arc-shaped lower inserting pieces are movably inserted between the two outer rubbing plates.
As a further optimization of the technical scheme, a star-shaped lantern ring is installed inside the arc-shaped lower plug-in unit.
Advantageous effects
Compared with the prior art, the water surface fishing robot and the use method thereof have the following advantages:
1. according to the invention, the arc-shaped opening is formed by the structural design of the outer layer sleeve cage and the inner net cage, once the plastic bottle directly falls to the bottom of the inner net cage after entering from the arc-shaped opening, the inner net cage is hollow, water cannot be accumulated, the plastic bottle cannot be immersed in water, and the plastic bottle cannot move outwards due to water flow and cannot enter water again.
2. According to the invention, through the horizontally arranged density of the blocking blocks and the smoothness of the surface of the arc-shaped panel, after the plastic bottle enters from the arc-shaped opening, the plastic bottle is inverted at the two ends of the inner cylinder mould in a reverse mode, namely the bottle opening faces downwards, or the plastic bottle slides towards the center, and then is inverted, so that water in the plastic bottle is poured out, the overall weight of the plastic bottle is reduced, and the robot is prevented from being unbalanced.
3. The blocking blocks are arranged in a V shape formed by the sizes, so that the blocking blocks are more beneficial to the inclination of the plastic bottle, then the water in the plastic bottle is poured out, and the overall weight of the plastic bottle is further reduced.
4. The side surface of the arc-shaped panel is also provided with the inserting piles for intercepting the seaweed plants driven by water flow, so that the problem that the seaweed plants enter the reverse fishing cage to cause mesh blockage and water cannot seep to form accumulated liquid is avoided, the outer rubbing plate can be expanded outwards through the arc-shaped lower inserting piece, and the collection effect of the seaweed plants is improved.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic perspective view of a water surface fishing robot and a use method thereof.
Fig. 2 is a schematic perspective view of the reverse fishing cage of the present invention.
Fig. 3 is a side view schematic of the reverse fishing cage of the present invention.
Fig. 4 is a simple schematic diagram of the reverse fishing cage of the present invention during installation.
Fig. 5 is a side view of the invention with the stake undivided.
Fig. 6 is a side view of the invention with the stake separated.
In the figure: the device comprises a propeller 1, a wind power measuring instrument 2, a camera 3, a main body 4, a reverse fishing cage 5, a fishing net 6, a support rod 7, an outer layer lantern a, an inner net cage b, an arc-shaped panel b1, a gauze main body b2, an arc-shaped stopping block d, an inserting pile c, an outer rubbing plate c1, an inserting pin c2 and an arc-shaped lower inserting piece c 3.
Detailed Description
In order to make the technical means, the original characteristics, the achieved purposes and the effects of the invention easy to understand, the following description and the accompanying drawings further illustrate the preferred embodiments of the invention.
Examples
Referring to fig. 1-6, the invention provides a water surface fishing robot and a use method thereof, the structure of the water surface fishing robot comprises a propeller 1, a wind power measuring instrument 2, a camera 3, a main body 4, a reverse fishing cage 5, a fishing net 6 and a support rod 7, the top end surface of the main body 4 is respectively provided with the wind power measuring instrument 2 and the camera 3, two sides of the side surface of the main body 4 are respectively provided with the propeller 1 and the fishing net 6, two sides of the fishing net 6 are respectively and mechanically connected with the main body 4 through the support rod 7, the position where the main body 4 is connected with the fishing net 6 is provided with the reverse fishing cage 5, and the reverse fishing cage 5 is mechanically connected with the fishing net 6.
Reverse cage 5 of fishing for comprises outer cage an and interior cage b, reverse cage 5 diameter of fishing for is greater than interior cage b, interior cage b is located inside outer cage a, the incomplete annular structure of outer cage a and interior cage b's cross section has an arc mouth to the higher authority, and the import of this arc mouthful of water plastic bottle makes things convenient for the business turn over of plastic bottle, and this arc mouth is facing main part 4 and catches the position that net 6 is connected, and the plastic bottle directly falls in interior cage b bottom after the arc mouth gets into, and interior cage b fretwork form can not ponding.
Interior cylinder mould b comprises arc panel b1 and gauze main part b2, and gauze main part b2 is cyclic annular class and lives the body structure, arc panel b1 is pasted to the arc mouth one end of gauze main part b2, the smooth nothing arch of arc panel b1 internal surface, and it is smooth that the plastic bottle gets into contact with it from the arc mouth, and the resistance is little, easily takes place relative slip.
The inner surface of the arc-shaped panel b1 is provided with more than two arc-shaped stopping blocks d, the arc-shaped panel b1 and the stopping blocks b are vertically fixed, and the arc-shaped stopping blocks d are parallel to each other.
The distance between the two arc-shaped stopping blocks d is gradually increased from the two horizontal ends to the center, the plastic bottle is generally in a structure with the lower width and the upper width, the distance between the arc-shaped stopping blocks d close to the two ends is smaller than the maximum width of the plastic bottle, and at the position, the plastic bottle is either inverted or horizontally inclined towards the center, most of water in the bottle is poured out, and the water refers to water in the clean river area.
The distance between each arc-shaped stopping block d and the arc-shaped opening of the inner net cage b is gradually increased from the two horizontal ends to the center, a V-shaped structure is formed, when the plastic bottle is inclined, the plastic bottle is further guided to incline by the inclined angle towards the center, and water in the plastic bottle is discharged in an inverted mode, wherein the water refers to water in the clean river.
Evenly be equipped with more than two stake c on the adjacent terminal surface of arc panel b1 and arc mouth, stake c comprises outer rubbing board c1, contact pin c2, arc lower plug-in components c3, be equipped with two outer rubbing boards c1 that are parallel to each other on the contact pin c2, outer rubbing board c1 and contact pin c2 are mould integrated structure, and the activity is inserting arc lower plug-in components c3 between two outer rubbing boards c1, and when adopting arc lower plug-in components c3 to let outer rubbing board c1 open, increase its and marine alga area, intercept the seaweed, avoid it to get into reverse in salvaging cage 5, block up the mesh, lead to reverse fishing cage 5 can't downward infiltration.
The star-shaped collar is arranged in the arc-shaped lower plug-in c3, so that the supporting force of the irregular lower plug-in c3 is enhanced, and the irregular lower plug-in c3 is prevented from deforming because of the supporting outer rubbing plate c 1.
When the propeller 1 pushes the fishing net 6 to fish up plastic bottles in rivers, the plastic bottles are pushed to the position where the main body 4 is connected with the fishing net 6, then are reversely extruded by water flow, enter from the arc-shaped opening and then pass through the arc-shaped panel b1, if the plastic bottles enter from two ends of the reverse fishing cage 5, because the distance between the arc-shaped stopping blocks d close to two ends is smaller than the maximum width of the plastic bottles, at this position, the plastic bottles are either inverted, poured out of water in the bottles, pushed by the next incoming plastic bottle, turned over to fall into the bottom of the inner net cage b, or inclined horizontally towards the center, most of the water in the bottles is poured out, when the plastic bottles are inclined towards the center, because the distance between each arc-shaped stopping block d and the arc-shaped opening of the inner net cage b becomes larger and larger from the horizontal ends towards the center, a V-shaped structure is formed, and the surface smoothness of the arc-shaped panel b1, once, the limit slope flows out, then directly fall into interior cylinder mould b bottom from the central point of interior cylinder mould b, interior cylinder mould b bottom is the grid fretwork form, rivers can automatic infiltration down, can not form the hydrops, in addition, along with rivers aquatic algae plant that comes in can be directly intercepted by stake c of inserting, it causes the grid to block up in the interior cylinder mould b of avoiding it to enter, unable infiltration water down, still can utilize arc lower plug-in components c3 to part outer rubbing board c1, increase and algae plant's area of contact, improve algae plant's interception efficiency, be equipped with the star type lantern ring in the arc lower plug-in components c3 as the branching piece, support outer rubbing board c1, avoid it to take place to warp, thereby improve the support effect.
The invention solves the problems that firstly, the plastic bottles contain river water, if the river water is excessively collected, the robot is easy to lose balance on the surface of a water body, inclines and is half immersed in the water body, and the fishing cannot be continued, on the other hand, no matter what kind of energy is adopted as the driving force of the robot, the plastic bottles with poured water are easy to push out reversely after the plastic bottles are fully collected, and the collecting effect is poor.
While there have been shown and described what are at present considered the fundamental principles of the invention, the essential features and advantages thereof, it will be understood by those skilled in the art that the present invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but rather, is capable of numerous changes and modifications in various forms without departing from the spirit or essential characteristics thereof, and it is intended that the invention be limited not by the foregoing descriptions, but rather by the appended claims and their equivalents.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (8)

1. The utility model provides a robot is catched to surface of water which characterized in that: the structure of the fishing cage comprises a propeller (1), a wind power measuring instrument (2), a camera (3), a main body (4), a reverse fishing cage (5), a fishing net (6) and a supporting rod (7), wherein the wind power measuring instrument (2) and the camera (3) are respectively arranged on the top end surface of the main body (4), the propeller (1) and the fishing net (6) are respectively arranged on two sides of the side surface of the main body (4), two sides of the fishing net (6) are respectively and mechanically connected with the main body (4) through the supporting rod (7), the reverse fishing cage (5) is arranged at the position where the main body (4) is connected with the fishing net (6), and the reverse fishing cage (5) is mechanically connected with the fishing net (6);
reverse cage (5) of fishing for comprises outer lantern ring (a) and interior lantern ring (b), reverse cage (5) diameter of fishing for is greater than interior lantern ring (b), interior lantern ring (b) is located inside outer lantern ring (a), the incomplete annular structure of cross section of outer lantern ring (a) and interior lantern ring (b).
2. The water surface fishing robot of claim 1, wherein: the inner cylinder mould (b) is composed of an arc-shaped panel (b1) and a gauze main body (b2), the gauze main body (b2) is of an annular body-like structure, and an arc-shaped panel (b1) is attached to one end of an arc-shaped opening of the gauze main body (b 2).
3. The water surface fishing robot of claim 2, wherein: more than two arc-shaped stopping blocks (d) are arranged on the inner surface of the arc-shaped panel (b 1).
4. The water surface fishing robot of claim 3, wherein: the distance between the two arc-shaped stopping blocks (d) is gradually increased from the two horizontal ends to the center, and the plastic bottle is generally of a structure with a wide bottom and a narrow top.
5. A water surface fishing robot as claimed in claim 3 or 4, wherein: the distance between each arc-shaped stopping block (d) and the arc-shaped opening of the inner net cage (b) becomes larger and larger from the two horizontal ends to the center.
6. A water surface fishing robot as claimed in claim 2 or 3, wherein: the arc-shaped panel (b1) and the end face adjacent to the arc-shaped opening are uniformly provided with more than two inserting piles (c), each inserting pile (c) consists of an outer rubbing plate (c1), a contact pin (c2) and an arc-shaped lower inserting piece (c3), two parallel outer rubbing plates (c1) are arranged on the contact pin (c2), and the arc-shaped lower inserting piece (c3) is movably inserted between the two outer rubbing plates (c 1).
7. The water surface fishing robot of claim 6, wherein: the arc-shaped lower insert (c3) is internally provided with a star-shaped collar.
8. The water surface fishing robot and the use method thereof according to any one of claims 1-7, characterized in that:
when the propeller (1) pushes the fishing net (6) to fish up the plastic bottles in the river, the plastic bottles are pushed to the position where the main body (4) is connected with the fishing net (6), are reversely extruded by water flow, enter from the arc-shaped opening and then pass through the arc-shaped panel (b 1);
if the plastic bottles enter from two ends of the reverse fishing cage (5), because the distance between the arc-shaped stopping blocks (d) close to the two ends is smaller than the maximum width of the plastic bottles, the plastic bottles are inverted at the position, and after water in the bottles is poured out, the plastic bottles are pushed by the next incoming plastic bottle to fall into the bottom of the inner cage (b) or incline towards the center horizontally, most of water in the bottles is poured out, and when the plastic bottles incline towards the center;
because the distance between each arc-shaped stopping block (d) and the arc-shaped opening of the inner net cage (b) is increased from the horizontal two ends to the center, a (V) -shaped structure is formed, and the surface smoothness of the arc-shaped panel (b1) is realized, once the plastic bottle is inclined, water in the bottle flows out towards the opening of the bottle, and flows out while being inclined;
then directly fall into interior cylinder mould (b) bottom from the central point of interior cylinder mould (b) position, interior cylinder mould (b) bottom is the grid fretwork form, rivers can automatic infiltration, can not form the hydrops, in addition, along with rivers aquatic algae plant that comes in can be directly intercepted by stake (c), avoid it to enter interior cylinder mould (b) and cause the grid to block up, can't leak water, still can utilize arc lower plug-in components (c3) to part outer rubbing board (c1), increase the area of contact with algae plant, improve algae plant's interception efficiency, be equipped with the star type lantern ring in the arc lower plug-in components (c3) as the branching piece, support outer rubbing board (c1), avoid it to take place to warp, thereby improve the support effect.
CN202011586715.1A 2019-08-22 2019-08-22 Water surface fishing robot and using method Withdrawn CN112591021A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011586715.1A CN112591021A (en) 2019-08-22 2019-08-22 Water surface fishing robot and using method

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202011586715.1A CN112591021A (en) 2019-08-22 2019-08-22 Water surface fishing robot and using method
CN201910780633.1A CN110466704B (en) 2019-08-22 2019-08-22 Robot is catched to surface of water

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN201910780633.1A Division CN110466704B (en) 2019-08-22 2019-08-22 Robot is catched to surface of water

Publications (1)

Publication Number Publication Date
CN112591021A true CN112591021A (en) 2021-04-02

Family

ID=68513431

Family Applications (2)

Application Number Title Priority Date Filing Date
CN202011586715.1A Withdrawn CN112591021A (en) 2019-08-22 2019-08-22 Water surface fishing robot and using method
CN201910780633.1A Active CN110466704B (en) 2019-08-22 2019-08-22 Robot is catched to surface of water

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN201910780633.1A Active CN110466704B (en) 2019-08-22 2019-08-22 Robot is catched to surface of water

Country Status (1)

Country Link
CN (2) CN112591021A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114041414A (en) * 2021-10-25 2022-02-15 南方科技大学 Ocean system carbon neutralization method

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101261242B1 (en) * 2011-07-30 2013-05-07 장운성 Prevention device of contamination by oil spill on the sea
CN205916300U (en) * 2016-08-10 2017-02-01 成都乐沸科技有限责任公司 A clean ship for pasture and water are salvaged and collect
CN206265260U (en) * 2016-12-12 2017-06-20 浙江机电职业技术学院 A kind of garbage on water automatic fishing tool
CN207773393U (en) * 2017-10-17 2018-08-28 青岛中邦防务智能装备有限公司 A kind of amphibious unmanned boat having capturing function
CN108797542A (en) * 2018-06-27 2018-11-13 安徽佳明环保科技股份有限公司 A kind of Multifunctional river channel contamination removing ship
CN109356133A (en) * 2018-10-16 2019-02-19 珠海市水通环保设备有限公司 Floater collection device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114041414A (en) * 2021-10-25 2022-02-15 南方科技大学 Ocean system carbon neutralization method

Also Published As

Publication number Publication date
CN110466704A (en) 2019-11-19
CN110466704B (en) 2021-03-16

Similar Documents

Publication Publication Date Title
CN110616699B (en) Water surface garbage collector with low energy consumption
CN211285506U (en) Environmental protection irrigation canals and ditches debris retention device
CN211472442U (en) Municipal administration surface of water rubbish energy-saving collection device
CN110466704B (en) Robot is catched to surface of water
CN205874022U (en) A floated ecological dam for water normal position purifies
CN110306495A (en) Waterpower guiding city river refuse collector and its collection method
CN212129083U (en) River channel garbage intercepting device
CN211607927U (en) Three-body type large trap net cage
CN210917231U (en) Ecological ditch protection slope
CN207531703U (en) A kind of U-shaped dirt collection sewage sucking system of intelligence pond inner recirculation flow water fish cultivation flume
CN112523161B (en) Device for beach maintenance, wave dissipation and floater collection
CN216108889U (en) Environment-friendly garden permeable road structure with rainwater collection and purification functions
CN214778279U (en) Sea wave power-assisted garbage collection equipment
CN208733777U (en) Float ball type floor drain
CN208993882U (en) Automatic turnover waters cleaning boat
CN215715164U (en) Automatic device of receiving of lake surface floater
CN216551846U (en) Trash blocking net bag filtering device
CN209907343U (en) Fixed fish gathering device of river mouth under dam
CN218116368U (en) One-level plane intercepting device for water taking open channel
CN114382160B (en) Device is held back to straight rainwater row mouth rubbish
CN216821149U (en) River course ecological protection repair equipment
CN215403206U (en) Marine fresh water collection device
CN214613967U (en) Movable trash rack
CN217500125U (en) Self-adjusting trash-intercepting retaining dam structure with slow flow and noise reduction functions
CN113700591B (en) Impeller protection device for hydroelectric power generation

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WW01 Invention patent application withdrawn after publication
WW01 Invention patent application withdrawn after publication

Application publication date: 20210402