CN111236188B - Rail mounted two-way synchronous river course rubbish cleaning device - Google Patents
Rail mounted two-way synchronous river course rubbish cleaning device Download PDFInfo
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- CN111236188B CN111236188B CN202010017040.2A CN202010017040A CN111236188B CN 111236188 B CN111236188 B CN 111236188B CN 202010017040 A CN202010017040 A CN 202010017040A CN 111236188 B CN111236188 B CN 111236188B
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- connecting seat
- screw rod
- cleaning device
- garbage
- river course
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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
- E02B15/10—Devices for removing the material from the surface
-
- 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
- E02B15/104—Conveyors; Paddle wheels; Endless belts
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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
- E02B15/10—Devices for removing the material from the surface
- E02B15/107—Whirling means forming a vortex in the water; cyclones
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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)
- Revetment (AREA)
Abstract
The invention discloses a rail type bidirectional synchronous riverway garbage cleaning device which comprises two fixing seats symmetrically fixed on two sides of a riverway and a floating platform floating on the riverway. According to the invention, the catching net plate is inclined to catch river channel garbage through the inclined metal track, surface floaters and shallow floaters can be caught in a large area, the catching capacity of garbage can be increased by the barbed balls on the catching net plate, workers can clean the garbage on the catching net plate at the bank side conveniently through the linkage of the bidirectional screw rod, the first sliding block, the second sliding block, the first connecting seat, the second connecting seat and the third connecting seat, river potential energy is converted into mechanical energy for the bidirectional screw rod to rotate through the rotational flow blades, electric drive is not needed, energy is saved, environment is protected, the distance between the driven pulley and the driving pulley is kept unchanged all the time when the height of the driven pulley is changed through the arc-shaped groove and the bearing sleeve, and effective transmission of the.
Description
Technical Field
The invention relates to the field of ecological environment protection, in particular to a rail type bidirectional synchronous river channel garbage cleaning device.
Background
Along with the aggravation of pollution problems, various industries put forward higher requirements on environmental protection, measures such as energy conservation, emission reduction, sewage treatment and the like are continuously proposed, and the river channel is taken as the most main pollution and waste discharge product in the past, so that the river water is filled with garbage to cause pollution of water resources, and the river channel garbage is cleaned up slowly.
Current river course rubbish cleaning device is the initiative suction-type basically, drives rivers through cleaning device through electric power mechanism, and aquatic rubbish is filtered and is detained, but active clearance needs the more powerful motor drive, then brings higher energy consumption, adopts solar energy power supply usually in order to solve the energy consumption problem, but solar energy power supply efficiency is lower, and probably can't supply the device start in cloudy rainy day, causes the unable clearance of a large amount of rubbish.
Disclosure of Invention
The invention aims to solve the defects that in the prior art, the energy consumption is high, the solar power supply efficiency is low, and the cleaning cannot be carried out on long-term rainy days, and provides a rail type bidirectional synchronous river channel garbage cleaning device.
In order to achieve the purpose, the invention adopts the following technical scheme:
a rail-mounted bidirectional synchronous river channel garbage cleaning device comprises two fixing seats symmetrically fixed on two sides of a river channel and a floating platform floating on the river channel, and is characterized in that each fixing seat is provided with a limiting channel and a water flow channel, each fixing seat opposite surface is provided with an arc-shaped groove, each arc-shaped groove is internally provided with a bearing sleeve in a sliding manner, two bidirectional screw rods are fixedly inserted in the bearing sleeves, two ends of each bidirectional screw rod respectively extend into the two limiting channels on the two fixing seats and are provided with driven belt pulleys, the limiting channels and the water flow channels are jointly and rotatably inserted with a rotating shaft, one end of the rotating shaft positioned in the limiting channel is provided with a driving belt pulley, the driving belt pulley and the driven belt pulley are jointly provided with a transmission belt, one end of the rotating shaft positioned in the water flow channel is provided with a worm wheel, and two fixing plates are slidably, a worm is rotatably arranged between the two fixed plates, the upper ends of the two fixed plates extend to the upper part of the fixed seat and are provided with transverse plates, a control screw rod is inserted into the transverse plates in a threaded manner, the lower end of the control screw rod is rotatably arranged on the fixed seat, and one end of the worm extends to the outer side of the fixed seat and is provided with a rotational flow blade;
the transverse plate pushes the fixing plate to move downwards by rotating the control screw rod, the worm moves downwards to enable the worm to be meshed with the worm wheel, when the worm wheel rotates due to rotation of the rotational flow blade, the rotating shaft rotates, the driving belt wheel rotates, the driven belt wheel rotates through the transmission belt, and the bidirectional screw rod rotates;
the floating platform is obliquely embedded with a metal track, a track groove is formed in the metal track, a bidirectional screw is rotatably inserted into the track groove and comprises a positive thread end and a negative thread end, a first sliding block and a second sliding block are respectively in threaded sleeve connection with the positive thread end and the negative thread end, two supporting rods are symmetrically installed on the first sliding block, a first connecting seat is rotatably installed at the upper end of each supporting rod, two second connecting seats are symmetrically installed on the second sliding block, an adjusting rod is rotatably installed on each second connecting seat, a third connecting seat is rotatably installed at one end, away from the second connecting seat, of each adjusting rod, and a catching screen plate is installed on each of the two first connecting seats and the two third connecting seats;
along with the water level changes, the floating platform changes along with the water level changes highly, makes the metal track change, makes the highly change that makes two-way screw rod, and two-way screw rod slides in the arc wall through two bearing housing, and the arc wall can guarantee that two-way screw rod highly changes the back, and driven pulley is taut drive belt with the drive pulley all the time, keeps driven stability.
Preferably, the catching screen plate comprises a screen plate frame, a metal net is mounted on the screen plate frame, and thorn balls are mounted at nodes of the metal net;
river course rubbish moves along with the rivers, and the striking is on catching the otter board, then a plurality of thorn balls pierce through river course rubbish or catch on river course rubbish through sharp-pointed thorn and make river course rubbish be detained on catching the otter board, need not to catch river course rubbish through electric power initiative, and the reduction device energy consumption, and can block the clearance by a large scale to river course rubbish.
Preferably, the two ends of the bidirectional screw comprise a first smooth end and a second smooth end;
when the first sliding block on the positive thread end moves to the first smooth end, the bidirectional screw rod rotates on the first sliding block, and the rotation of the bidirectional screw rod does not push the first sliding block to move any more, namely the first sliding block keeps the position unchanged at the moment;
when the bidirectional screw rod rotates, the positive thread end and the negative thread end rotate simultaneously, so that the first slider and the second slider on the positive thread end and the first slider and the second slider on the negative thread end move back to back, when the two first sliders on the positive thread end and the negative thread end slide to the first smooth end and the second smooth end respectively, the positions of the two first sliders do not change any more, the two second sliders continue to move to two sides under the rotation of the bidirectional screw rod, the second connecting seat on the second slider pushes the adjusting rod to enable the adjusting rod to rotate on the second connecting seat and the third connecting seat respectively, so that one side of the catching screen plate is lifted, at the moment, the first connecting seat rotates on the supporting rod, namely, the two catching screen plates incline to two sides of a river bank respectively, and the workers can clean and catch the garbage on the screen plate conveniently.
Preferably, the spiral directions of the two swirl vanes are opposite;
the whirl leaf is rotatory under the effect of rivers, and the whirl opposite direction of two whirl leaves on two fixing bases can make the opposite direction of rotation of two whirl leaves promptly, then the accessible rotates two control screw respectively and reaches control two-way screw rod corotation or reversal, realizes catching packing up and the release of otter board.
The invention has the following beneficial effects:
1. drive the worm through the whirl leaf and rotate, through the engaged state of control screw rod control worm and worm wheel, realize that the whirl leaf converts the potential energy of river into worm wheel pivoted mechanical energy, the worm wheel rotates and drives driven pulley through coaxial drive pulley and rotate, thereby make two-way screw rod rotate, make two seizure otter boards arrange clearance rubbish in the river course in or pack up the rubbish that the clearance was caught on the otter board, whole process need not consume the electric energy, utilize the potential energy supply of river flow, energy saving and environmental protection.
2. The metal track slope inlays establishes on the floating platform, then catches the otter board and install and be the tilt state on two metal tracks, and when clearance rubbish in the river course, the seizure otter board of slope not only can clear up river course surface of water floating garbage, also can catch clearance shallow layer floater rubbish through the lower extreme of slope, increases the clearance ability and the clearance area of device.
3. All install the thorn ball on catching every node of the metal mesh on the otter board, river course rubbish is through the flow of water and quick travel, when rubbish removes to catching the otter board on, has thorn ball to pierce through and collude river course rubbish for river course rubbish is detained on catching the otter board, avoids rubbish to break away from, need not to catch rubbish through electric drive, reduces the device energy consumption and safer.
4. The floating platform floats the metal track on the river course surface of water, can change the height of metal track according to river course water level transform automation promptly to the height of catching the otter board is changed, makes it all can be suitable for in dry season and rainy season, increases the suitability of device.
5. First slider keeps the position unchangeable when sliding to first smooth end, and the second slider still removes in the track inslot under the positive thread end pivoted condition this moment, then promotes the regulation pole through the second connecting seat and makes the regulation pole rotate on second connecting seat and third connecting seat respectively, and one side that makes the seizure otter board is propped up by the regulating lever, makes first connecting seat rotate on the bracing piece, even the surface orientation river bank that must catch the otter board and catch rubbish, the staff of being convenient for clears up.
6. The both ends cover of two-way screw rod is equipped with two bearing housing, two bearing housing slidable mounting are in the arc wall, then float about the floating platform and make two-way screw rod when reciprocating, can avoid two-way screw rod friction arc wall, and can make the both ends of two-way screw rod slide more smoothly in the arc wall, and the arc wall can make two-way screw rod when changing the height, keep throughout and the pivot between the distance does not change, can guarantee promptly that the distance is unchangeable between driven pulley and the driving pulley, guarantee driving belt effective transmission, increase the reliability of device.
In conclusion, the catching net plate is enabled to obliquely catch river channel garbage through the inclined metal track, surface floaters and shallow floaters can be caught in a large area, the catching capacity of the catching net plate can be improved by the barbed balls on the catching net plate, workers can clean the garbage on the catching net plate on the bank conveniently through the linkage of the bidirectional screw rod, the first sliding block, the second sliding block, the first connecting seat, the second connecting seat and the third connecting seat, the river potential energy is converted into mechanical energy for the bidirectional screw rod to rotate through the rotational flow blades, the bidirectional screw rod does not need to be driven by electricity, energy is saved, the environment is protected, the distance between the driven pulley and the driving pulley is kept unchanged all the time when the height of the driven pulley is changed through the arc-shaped groove and the bearing.
Drawings
Fig. 1 is a schematic structural diagram of a rail-mounted bidirectional synchronous river channel garbage cleaning device provided by the invention;
FIG. 2 is an enlarged view of a metal track part of the track type bidirectional synchronous riverway garbage cleaning device provided by the invention;
fig. 3 is a side sectional view of a rail-mounted bidirectional synchronous river channel garbage cleaning device provided by the invention;
FIG. 4 is an enlarged view of a capturing screen of the rail-mounted bidirectional synchronous riverway garbage cleaning device according to the present invention;
FIG. 5 is an enlarged view taken at A in FIG. 1;
FIG. 6 is an enlarged view of FIG. 5 at B;
fig. 7 is an enlarged view of a fixing seat portion of the rail-type bidirectional synchronous riverway garbage cleaning device provided by the invention.
In the figure: the device comprises a fixed seat 1, a metal track 2, a capture screen plate 3, a control screw rod 4, a transverse plate 5, a bidirectional screw rod 6, a positive thread end 7, a negative thread end 8, a first smooth end 9, a second smooth end 10, a first sliding block 11, a second sliding block 12, a supporting rod 13, a first connecting seat 14, a second connecting seat 15, a third connecting seat 16, an adjusting rod 17, a track groove 18, a fixed connecting rod 19, a metal net 20, a thorn ball 21, a floating platform 22, a fixed plate 23, a water flow channel 24, a limiting channel 25, an arc-shaped groove 26, a bearing sleeve 27, a driven belt pulley 28, a driving belt pulley 29, a driving belt 30, a worm 31, a rotating shaft 32, a worm wheel 33 and a rotational flow blade 34.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments 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.
Referring to fig. 1-7, a rail-mounted bidirectional synchronous river channel garbage cleaning device comprises two fixing bases 1 symmetrically fixed on both sides of a river channel and a floating platform 22 floating on the river channel, and is characterized in that each fixing base 1 is provided with a limiting channel 25 and a water channel 24, the opposite surface of each fixing base 1 is provided with an arc-shaped groove 26, each arc-shaped groove 26 is internally provided with a bearing sleeve 27 in a sliding manner, two bidirectional screw rods 6 are fixedly inserted in the two bearing sleeves 27, both ends of each bidirectional screw rod 6 respectively extend into the two limiting channels 25 on the two fixing bases 1 and are provided with driven belt pulleys 28, rotating shafts 32 are jointly inserted in the limiting channels 25 and the water channels 24 in a rotating manner, one ends of the rotating shafts 32 located in the limiting channels 25 are provided with driving belt pulleys 29, the driving belt pulleys 29 and the driven belt pulleys 28 are jointly provided with driving belts 30, and one ends of the rotating shafts 32, two fixing plates 23 are slidably inserted in the water flow channel 24, a worm 31 is rotatably installed between the two fixing plates 23, the upper ends of the two fixing plates 23 extend to the upper side of the fixing seat 1 and are provided with a transverse plate 5, a control screw rod 4 is inserted in a thread on the transverse plate 5, the lower end of the control screw rod 4 is rotatably installed on the fixing seat 1, and one end of the worm 31 extends to the outer side of the fixing seat 1 and is provided with a swirl vane 34;
when the transverse plate 5 pushes the fixing plate 23 to move downwards by rotating the control screw rod 4, the worm 31 moves downwards, so that the worm 31 is meshed with the worm wheel 33, when the worm wheel 33 rotates by rotating the swirl vanes 34, the rotating shaft 32 rotates, the driving pulley 29 rotates, the driven pulley 28 rotates through the transmission belt 30, and the bidirectional screw rod 6 rotates;
a metal track 2 is obliquely embedded in the floating platform 22, a track groove 18 is formed in the metal track 2, a bidirectional screw 6 is rotatably inserted in the track groove 18, the bidirectional screw 6 comprises a positive thread end 7 and a negative thread end 8, a first slider 11 and a second slider 12 are respectively sleeved on the positive thread end 7 and the negative thread end 8 in a threaded manner, two support rods 13 are symmetrically installed on the first slider 11, a first connecting seat 14 is rotatably installed at the upper end of each support rod 13, two second connecting seats 15 are symmetrically installed on the second slider 12, an adjusting rod 17 is rotatably installed on each second connecting seat 15, a third connecting seat 16 is rotatably installed at one end, away from the second connecting seat 15, of each adjusting rod 17, and a screen plate capturing 3 is installed on the two first connecting seats 14 and the two third connecting seats 16;
along with the water level change, the floating platform 22 changes along with the water level, so that the metal track 2 changes, the height of the bidirectional screw 6 changes, the bidirectional screw 6 slides in the arc-shaped groove 26 through the two bearing sleeves 27, the arc-shaped groove 26 can ensure that after the height of the bidirectional screw 6 changes, the driven pulley 28 and the driving pulley 29 tension the driving belt 30 all the time, and the driving stability is kept.
The catching screen plate comprises a screen plate frame, a metal net is arranged on the screen plate frame, and thorn balls are arranged at nodes of the metal net;
river course rubbish moves along with the rivers, and the striking is on catching the otter board, then a plurality of thorn balls pierce through river course rubbish or catch on river course rubbish through sharp-pointed thorn and make river course rubbish be detained on catching the otter board, need not to catch river course rubbish through electric power initiative, and the reduction device energy consumption, and can block the clearance by a large scale to river course rubbish.
The two ends of the bidirectional screw rod comprise a first smooth end and a second smooth end;
when the first sliding block on the positive thread end moves to the first smooth end, the bidirectional screw rod rotates on the first sliding block, and the rotation of the bidirectional screw rod does not push the first sliding block to move any more, namely the first sliding block keeps the position unchanged at the moment;
when the bidirectional screw 6 rotates, the positive thread end 7 and the negative thread end 8 both rotate simultaneously, so that the first slide block 11 and the second slide block 12 on the positive thread end 7 and the first slide block 11 and the second slide block 12 on the negative thread end 8 move back to back, when the two first sliding blocks 11 on the positive thread end 7 and the negative thread end 8 respectively slide onto the first smooth end 9 and the second smooth end 10, the positions of the two first sliding blocks 11 are not changed, and the two second sliding blocks 12 continue to move towards two sides under the rotation of the two-way screw 6, the second connecting seats 15 on the second sliding blocks 12 push the adjusting rods 17 to make the adjusting rods 17 respectively rotate on the second connecting seats 15 and the third connecting seats 16, so that one side of the trap screen 3 is lifted, and at this time, the first coupling seat 14 is rotated on the support bar 13, the two catching net plates 3 are respectively inclined towards the river banks at the two sides, so that the working personnel can conveniently clean the garbage on the catching net plates 3.
The spiral directions of the two swirl vanes 34 are opposite;
the swirl vanes 34 rotate under the action of water flow, the swirl directions of the two swirl vanes 34 on the two fixing seats 1 are opposite, namely the rotation directions of the two swirl vanes 34 are opposite, and the two control screws 4 can be respectively rotated to control the bidirectional screw 6 to rotate forwards or backwards so as to realize the retraction and release of the capture screen plate 3.
When the invention is used, river channel garbage floats and moves to the catching screen plate 3 along with water flow, the thorn balls 21 pierce and hook the garbage to enable the garbage to be detained on the catching screen plate 3, when the catching screen plate 3 is full of the garbage, the transverse plate 5 pushes the fixing plate 23 to move downwards by rotating the control screw rod 4, the worm 31 moves downwards to be meshed with the worm wheel 33, the river channel water flow enables the swirl vane 34 to rotate, the worm wheel 33 rotates, the worm wheel 33 enables the driving belt pulley 29 to rotate through the rotating shaft 32, the driving belt pulley 29 enables the driven belt pulley 28 to rotate through the transmission belt 30, the bidirectional screw rod 6 rotates, the positive thread end 7 and the negative thread end 8 on the bidirectional screw rod 6 rotate simultaneously, the two first slide blocks 11 and the two second slide blocks 12 on the positive thread end 7 and the negative thread end 8 respectively slide backwards, the first slide blocks 11 pull the catching screen plate 3 through the support rod 13 and the first connecting seat 14, the second slider 12 pushes the catching net plate 3 through the second connecting seat 15, the adjusting rod 17 and the third connecting seat 16, the two catching net plates 3 move back to the river banks on both sides respectively, when the first slide block 11 on the positive thread end 7 slides to the first smooth end 9, the first slide block 11 is not pushed by the positive thread end 7, the position is maintained unchanged, the second sliding block 12 continues to move in the track groove 18 under the rotation of the positive thread end 7, the moving second sliding block 12 pushes the adjusting rod 17 through the second connecting seat 15, since the first sliding block 11 is not moved any more, the second connecting seat 15 supports the adjusting rod 17, the adjusting rod 17 rotates on the second connecting seat 15 and the third connecting seat 16 respectively, one side of the catching net plate 3 is supported, and the first connecting seat 14 is rotated on the supporting rod 13, so that the catching net plate 3 completely leans to the river bank, and is convenient for workers to clean;
after cleaning, the steps are implemented on the other fixed seat 1, the bidirectional screw 6 is reversely rotated through the other reverse spiral rotational flow blade 34, so that the two catching net plates 3 move towards the center, and river channel garbage is continuously caught.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (4)
1. The utility model provides a two-way synchronous river course rubbish cleaning device of rail mounted, includes two symmetries and fixes fixing base (1) in the river course both sides and floats floating platform (22) on the river course, its characterized in that, every spacing passageway (25) and rivers passageway (24) have all been seted up on fixing base (1), every arc wall (26) have all been seted up on the fixing base (1) opposite face, every equal slidable mounting has bearing housing (27) in arc wall (26), two bearing housing (27) internal fixation is inserted and is equipped with two-way screw rod (6), the both ends of two-way screw rod (6) extend to respectively in two spacing passageways (25) on two fixing base (1) and install driven pulley (28), rotate jointly in spacing passageway (25) and rivers passageway (24) and be equipped with pivot (32), drive pulley (29) are installed to the one end that pivot (32) are located spacing passageway (25), the driving belt pulley (29) and the driven belt pulley (28) are jointly provided with a transmission belt (30), one end, located in the water flow channel (24), of the rotating shaft (32) is provided with a worm wheel (33), the two fixing plates (23) are slidably inserted in the water flow channel (24), a worm (31) is rotatably installed between the two fixing plates (23), the upper ends of the two fixing plates (23) extend to the upper side of the fixing seat (1) and are provided with a transverse plate (5), a control screw rod (4) is inserted in the transverse plate (5) in a threaded manner, the lower end of the control screw rod (4) is rotatably installed on the fixing seat (1), and one end of the worm (31) extends to the outer side of the fixing seat (1) and is provided with a rotational flow blade;
the floating platform (22) is obliquely embedded with a metal track (2), a track groove (18) is formed in the metal track (2), the two-way screw (6) is inserted into the track groove (18) in a rotating mode, the two-way screw (6) comprises a positive thread end (7) and a negative thread end (8), a first slider (11) and a second slider (12) are sleeved on the positive thread end (7) and the negative thread end (8) in a threaded mode, two support rods (13) are symmetrically installed on the first slider (11), a first connecting seat (14) is installed at the upper end of each support rod (13) in a rotating mode, two second connecting seats (15) are symmetrically installed on the second slider (12), an adjusting rod (17) is installed on each second connecting seat (15) in a rotating mode, one end, far away from the second connecting seat (15), of each adjusting rod (17) is installed in a rotating mode, a third connecting seat (16) is installed on each adjusting rod (17, the two first connecting seats (14) and the two third connecting seats (16) are provided with a catching screen plate (3) together.
2. The rail-mounted bidirectional synchronous riverway garbage cleaning device is characterized in that the capturing screen (3) comprises a screen frame, a metal net (20) is mounted on the screen frame, and thorn balls (21) are mounted at nodes of the metal net (20).
3. The rail-type bidirectional synchronous riverway garbage cleaning device is characterized in that two ends of the bidirectional screw (6) comprise a first smooth end (9) and a second smooth end (10).
4. The orbital bidirectional synchronous riverway garbage cleaning device as claimed in claim 1, wherein the spiral directions of the two swirl vanes (34) are opposite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010017040.2A CN111236188B (en) | 2020-01-08 | 2020-01-08 | Rail mounted two-way synchronous river course rubbish cleaning device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010017040.2A CN111236188B (en) | 2020-01-08 | 2020-01-08 | Rail mounted two-way synchronous river course rubbish cleaning device |
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| CN111236188A CN111236188A (en) | 2020-06-05 |
| CN111236188B true CN111236188B (en) | 2020-11-13 |
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| CN117947758B (en) * | 2024-03-27 | 2024-06-11 | 河南黄河水工机械有限公司 | Automatic dirt-removing floating-drainage assembly for river channel and dirt-removing method thereof |
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| AT515652B1 (en) * | 2014-03-13 | 2017-11-15 | Ginzler Stahl- U Anlagenbau Gmbh | Device for the removal of scum |
| CN107152013B (en) * | 2017-06-29 | 2019-01-15 | 南通联振重工机械有限公司 | A kind of environmental protection sewage disposal device for river channel |
| CN108643147B (en) * | 2018-05-22 | 2020-05-26 | 白益凡 | River course mouth water surface rubbish cleaning device |
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