CN110952518A - Device for collecting floaters by utilizing river flow as power to generate negative pressure - Google Patents
Device for collecting floaters by utilizing river flow as power to generate negative pressure Download PDFInfo
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- CN110952518A CN110952518A CN201911306744.5A CN201911306744A CN110952518A CN 110952518 A CN110952518 A CN 110952518A CN 201911306744 A CN201911306744 A CN 201911306744A CN 110952518 A CN110952518 A CN 110952518A
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- water
- movably connected
- movable
- slide rail
- cover plate
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- 208000034699 Vitreous floaters Diseases 0.000 title abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 139
- 238000007667 floating Methods 0.000 claims description 19
- 238000007599 discharging Methods 0.000 claims description 7
- 238000000926 separation method Methods 0.000 abstract description 5
- 238000003911 water pollution Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 239000010865 sewage Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
-
- 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
- E02B15/103—Rotary drums
-
- 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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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention relates to the technical field of water pollution treatment, and discloses a device for collecting floaters by utilizing river water flow as power to generate negative pressure. Make the water on river surface flow into in the middle of the processor through the water inlet, rivers are when through the filter screen, and the floater is stayed on the filter screen to reached and guaranteed that the floater in the middle of the river water that gets into in the middle of the processor can be kept apart on the filter screen, floater and river water separation that is, conveniently collect the floater.
Description
Technical Field
The invention relates to the technical field of water pollution treatment, in particular to a device for collecting floaters by utilizing river water flow as power to generate negative pressure.
Background
The sewage is water which is polluted to a certain extent and comes from life and production, and can be divided into industrial wastewater, domestic sewage, commercial sewage and surface runoff according to different sewage sources, but with the progress of the current science and technology, the environmental pollution is increasingly serious, and the world countries pay more and more attention to the pollution treatment of water resources.
The water pollution of rivers is always a topic of wide social concern, people often see that some garbage floats on the surface of river water and seriously pollutes the rivers, and the method for treating the garbage usually adopts manual salvage, so that the cost of manual expenditure is undoubtedly increased, the salvage efficiency is not high, and aiming at the problems, a device for collecting floaters by utilizing the river water flow as power to generate negative pressure is provided to solve the problems.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a device for collecting floaters by utilizing river flow as power to generate negative pressure, which has the advantages of efficiently collecting river floating garbage and the like and solves the problem that the river floating garbage is inconvenient to collect.
(II) technical scheme
In order to realize the purposes of efficiently collecting river floating garbage and the like, the invention provides the following technical scheme: a device for collecting floaters by utilizing river flow as power to generate negative pressure comprises a processor, wherein a cover plate slide rail is movably connected inside the processor, a movable slide block is movably connected inside the cover plate slide rail, a power fan wheel is movably connected outside the processor, a driving wheel is movably connected below the cover plate slide rail, a water inlet rack is fixedly connected below the movable slide block, a water retaining cover plate is fixedly connected between the two movable slide blocks, a movable slide rail is movably connected inside the processor, a pushing plate is movably connected between the two movable slide rails, a movable rod is movably connected below the water retaining cover plate, a filter screen is movably connected below the movable slide rail, a fixed rod is fixedly connected between the two water inlet racks, a water outlet plate is movably connected below the fixed rod, and a movable valve is movably connected below the water outlet plate, the lower part of the water retaining cover plate is movably connected with a moving cam, and the right side of the moving slide rail is movably connected with a discharging device.
Preferably, a rotating rod is fixedly connected between the power fan wheel and the driving wheel, and the driving wheel adopts a half-gear design.
Preferably, the inner part of the cover plate sliding rail is movably connected with a movable spring to ensure resetting.
Preferably, the inside swing joint of removal slide rail has the removal spring, the inside swing joint of eduction gear has the discharge slider, fixedly connected with catch bar between catch plate and the discharge slider.
Preferably, the inside swing joint of processor has a water slide rail, and the inside swing joint of water slide rail has a water spring, the through-hole has been seted up on the play water board, makes things convenient for into water.
Preferably, a fixing plate is fixedly connected to the lower part of the fixing rod.
Preferably, the inside of the processor is movably connected with a movable track, and the inside of the movable track is movably connected with a movable spring and a water outlet rack.
Preferably, a water outlet is formed below the processor, so that water can be drained conveniently.
(III) advantageous effects
Compared with the prior art, the invention provides a device for collecting floaters by utilizing river flow as power to generate negative pressure, which has the following beneficial effects:
1. the device for collecting the floating objects by utilizing the river flow as power to generate negative pressure is characterized in that the processor is arranged in a river, the power fan wheel is partially exposed above the river and is driven to rotate along with the flow of the river, the power fan wheel is fixedly connected with the driving wheel through the rotating rod and further drives the driving wheel to rotate, the driving wheel adopts a half-gear design, when the gear teeth of the driving wheel are meshed with the teeth of the water inlet rack, the water inlet rack is further driven to move upwards through the rotation of the driving wheel to drive the movable slide block movably connected inside the cover plate slide rail to move upwards, meanwhile, the movable spring is compressed, the movable slide block is fixedly connected with the water retaining cover plate, the water retaining cover plate moves upwards along with the movable slide block, so that the water on the surface of the river flows into the processor through the water inlet, when the water flow passes through the filter screen, the, therefore, the floating objects in the river water entering the processor can be isolated on the filter net, so that the floating objects are separated from the river water and are convenient to collect.
2. This utilize river to flow and produce the device that the floater was collected as power negative pressure, enter into the inside of processor through water, rotate the opposite side when the power fan wheel, the activity slider resets under the spring action of activity spring, make the manger plate apron reset and block the water inlet, and the manger plate apron is at the in-process of lapse, drive the motion cam through the movable rod and rotate, the removal spring in the compression removal slide rail when promoting the slurcam to the right side removal through the motion cam, and the slurcam passes through the discharge slider fixed connection among pushing ram and the eduction gear, push away the eduction gear with showy rubbish and discharge when, thereby reached after with floater and river separation, can collect the processing fast with the floater, work efficiency has been guaranteed.
3. The device for collecting the floating objects by using the river flow as the power to generate the negative pressure is fixedly connected with the fixed rod through the water inlet rack, the water retaining cover plate moves downwards and simultaneously drives the fixed rod to move downwards through the water inlet rack, when the fixing rod fixing plate is contacted with the through hole of the water outlet plate, the water outlet plate is pushed by the fixing rod, when the gear teeth of the driving wheel are meshed with the water outlet rack fixedly connected with the water outlet plate, the water outlet rack drives the water outlet movable valve to move downwards, so that the movable valve leaves the water outlet, the water outlet plate moves downwards to discharge water in the processor, thereby achieving the purposes of quickly discharging the water in the processor after the separation is finished, ensuring the negative pressure state in the whole processor and ensuring the work, and the whole mechanism does not need external force to provide energy, thereby reducing the energy consumption and protecting the environment.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the power configuration of the present invention;
FIG. 3 is a schematic view of the garbage discharging structure of the present invention;
FIG. 4 is a schematic view of a drainage structure according to the present invention.
In the figure: 1-a processor, 2-a cover plate slide rail, 3-a movable slide block, 4-a power fan wheel, 5-a driving wheel, 6-a water inlet rack, 7-a water retaining cover plate, 8-a movable slide rail, 9-a pushing plate, 10-a movable rod, 11-a filter screen, 12-a fixed rod, 13-a water outlet plate, 14-a movable valve, 15-a movable cam and 16-a discharge device.
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 embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
Referring to fig. 1-4, a device for collecting floating objects by using river flow as power to generate negative pressure comprises a processor 1, a water outlet is arranged below the processor 1 for facilitating water drainage, a movable track is movably connected inside the processor 1, a movable spring and a water outlet rack are movably connected inside the movable track, a water outlet slide rail is movably connected inside the processor 1, a water outlet spring is movably connected inside the water outlet slide rail, a through hole is arranged on a water outlet plate 13 for facilitating water inlet, a cover plate slide rail 2 is movably connected inside the processor 1, a movable spring is movably connected inside the cover plate slide rail 2 for ensuring reset, a water retaining cover plate 7 is tightly attached to a water inlet while the water retaining cover plate 7 is reset, external water is placed into the processor 1, a movable slide block 3 is movably connected inside the cover plate slide rail 2, a power fan wheel 4 is movably connected outside the processor 1, a rotating rod is fixedly connected between the power fan wheel 4 and the driving wheel 5, the driving wheel 5 adopts a half-gear design, when one side of the driving wheel 5 with gear teeth is contacted with the water inlet rack 6, the water inlet rack 6 can be driven to move upwards, the water retaining cover plate 7 is ensured to be opened, so that water in a river can enter the processor 1 through a water inlet, the collection of floating garbage is facilitated, the driving wheel 5 is movably connected below the cover plate slide rail 2, the water inlet rack 6 is fixedly connected below the movable slide block 3, the water retaining cover plate 7 is fixedly connected between the two movable slide blocks 3, the movable slide rail 8 is movably connected inside the processor 1, the movable spring is movably connected inside the movable slide rail 8, the discharge slide block is movably connected inside the discharge device 16, a push rod is fixedly connected between the push plate 9 and the discharge slide block, and the push plate 9 is movably connected between the two movable slide rails, the below swing joint of manger plate apron 7 has movable rod 10, the below swing joint of removal slide rail 8 has filter screen 11, the below fixedly connected with fixed plate of dead lever 12, fixedly connected with dead lever 12 between two racks 6 that intake, the below swing joint of dead lever 12 has water outlet plate 13, the below swing joint of water outlet plate 13 has removal valve 14, the below swing joint of manger plate apron 7 has motion cam 15, the right side swing joint of removal slide rail 8 has eduction gear 16.
The working principle is as follows: the processor 1 is installed in a river, part of the power fan wheel 4 is exposed above the river, the power fan wheel 4 is driven to rotate along with the flowing of the river, the power fan wheel 4 is fixedly connected with the driving wheel 5 through the rotating rod to further drive the driving wheel 5 to rotate, the driving wheel 5 adopts a half-gear design, when the gear teeth of the driving wheel 5 are meshed with the teeth of the water inlet rack 6, the water inlet rack 6 is further driven to move upwards through the rotation of the driving wheel 5 to drive the movable slide block 3 movably connected with the inside of the cover plate slide rail 2 to move upwards, meanwhile, the movable spring is compressed, the movable slide block 3 is fixedly connected with the water retaining cover plate 7, the water retaining cover plate 7 moves upwards along with the movable slide block 3, so that the water on the surface of the river flows into the processor 1 through the water inlet, when the water flow passes through the filter screen 11, floaters are left on the filter screen 11, when the power fan wheel 4 rotates to the other side, the movable slide block 3 resets under the elastic force action of the movable spring, so that the water retaining cover plate 7 resets to block the water inlet.
And in the process that the water blocking cover plate 7 moves downwards, the movable rod 10 drives the movable cam 15 to rotate, the movable cam 15 pushes the push plate 9 to move towards the right side and simultaneously compresses a movable spring in the movable slide rail 8, the push plate 9 is fixedly connected with a discharge slide block in the discharge device 16 through the push rod to push floating garbage into the discharge device 16 for discharge, the water inlet rack 6 is fixedly connected with the fixed rod 12, the water blocking cover plate 7 moves downwards and simultaneously drives the fixed rod 12 to move downwards through the water inlet rack 6, when the fixed plate below the fixed rod 12 is contacted with a through hole of the water outlet plate 13, the water outlet plate 13 is subjected to the thrust of the fixed rod 12, when the gear teeth of the driving wheel 5 are meshed with the water outlet rack fixedly connected on the water outlet plate 13, the movable valve 14 is driven to move downwards through the water outlet rack to enable the movable valve 14 to leave the water outlet, the water discharge plate 13 moves downward to discharge the water from the disposer 1 in preparation for the next work.
In summary, in the device for collecting floating objects by using river flow as power to generate negative pressure, the processor 1 is installed in a river, the power fan wheel 4 is partially exposed above the river, the power fan wheel 4 is driven to rotate along with the flow of the river, the power fan wheel 4 is fixedly connected with the driving wheel 5 through the rotating rod to further drive the driving wheel 5 to rotate, the driving wheel 5 adopts a half-gear design, when the teeth of the driving wheel 5 are meshed with the teeth of the water inlet rack 6, the water inlet rack 6 is further driven to move upwards through the rotation of the driving wheel 5 to drive the movable slide block 3 movably connected with the inside of the cover plate slide rail 2 to move upwards, meanwhile, the movable spring is compressed, the movable slide block 3 is fixedly connected with the water retaining cover plate 7, the water retaining cover plate 7 moves upwards along with the movable slide block 3, so that water on the surface of the river flows into the processor 1 through the water inlet, when water flows through the filter screen 11, floaters are left on the filter screen 11, so that the floaters entering the river water in the processor 1 can be isolated on the filter screen 11, the floaters are separated from the river water, and the floaters are convenient to collect.
This utilize river to flow as power and produce the device that the negative pressure collected the floater, enter into the inside of processor 1 through water, rotate to the opposite side when power impeller 4, activity slider 3 resets under the spring action of activity spring, make manger plate apron 7 reset and block the water inlet, and manger plate apron 7 is at the in-process of downward movement, drive motion cam 15 through movable rod 10 and rotate, promote the removal spring in pushing ram 9 compression removal slide rail 8 when moving to the right side through motion cam 15, and pushing ram 9 passes through the discharge slider fixed connection in pushing ram and the eduction gear 16, push away showy rubbish and discharge in the middle of the eduction gear 16, thereby reached after floating with river separation, can collect the processing fast with the floater, work efficiency has been guaranteed.
The device for collecting the floaters by utilizing river flow as power to generate negative pressure is characterized in that the device is fixedly connected with a fixed rod 12 through a water inlet rack 6, a water retaining cover plate 7 moves downwards and simultaneously drives the fixed rod 12 to move downwards through the water inlet rack 6, when the fixed rod 12 is contacted with a through hole of a water outlet plate 13, the water outlet plate 13 is subjected to the thrust of the fixed rod 12, when the gear teeth of a driving wheel 5 are meshed with the water outlet rack fixedly connected on the water outlet plate 13, a movable valve 14 is driven to move downwards through the water outlet rack, so that the movable valve 14 is separated from a water outlet, the water outlet plate 13 moves downwards to discharge water in a processor 1, and therefore, after separation is completed, water in the processor 1 is quickly discharged, the negative pressure state in the whole processor 1 is ensured, work is ensured, the whole mechanism does not need external force to provide energy, and energy consumption is reduced, the environment is protected.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides an utilize river water to flow as power and produce device that negative pressure collected floater, includes processor (1), its characterized in that: the inner part of the processor (1) is movably connected with a cover plate slide rail (2), the inner part of the cover plate slide rail (2) is movably connected with a movable sliding block (3), the outer part of the processor (1) is movably connected with a power fan wheel (4), the lower part of the cover plate slide rail (2) is movably connected with a driving wheel (5), the lower part of the movable sliding block (3) is fixedly connected with a water inlet rack (6), a water retaining cover plate (7) is fixedly connected between the two movable sliding blocks (3), the inner part of the processor (1) is movably connected with a movable slide rail (8), a pushing plate (9) is movably connected between the two movable slide rails (8), the lower part of the water retaining cover plate (7) is movably connected with a movable rod (10), the lower part of the movable slide rail (8) is movably connected with a filter screen (11), and a fixed rod (12) is fixedly connected between the two water, the water outlet device is characterized in that a water outlet plate (13) is movably connected to the lower portion of the fixing rod (12), a movable valve (14) is movably connected to the lower portion of the water outlet plate (13), a moving cam (15) is movably connected to the lower portion of the water retaining cover plate (7), and a discharging device (16) is movably connected to the right side of the moving slide rail (8).
2. The device for collecting floating objects by using river water flow as power according to claim 1, wherein the device comprises: the power fan wheel (4) and the driving wheel (5) are fixedly connected with a rotating rod, and the driving wheel (5) adopts a half-gear design.
3. The device for collecting floating objects by using river water flow as power according to claim 1, wherein the device comprises: the inner part of the cover plate sliding rail (2) is movably connected with a movable spring.
4. The device for collecting floating objects by using river water flow as power according to claim 1, wherein the device comprises: the inner part of the movable sliding rail (8) is movably connected with a movable spring, the inner part of the discharging device (16) is movably connected with a discharging sliding block, and a pushing rod is fixedly connected between the pushing plate (9) and the discharging sliding block.
5. The device for collecting floating objects by using river water flow as power according to claim 1, wherein the device comprises: the inside swing joint of treater (1) has out the water slide rail, goes out the inside swing joint of water slide rail and has out the water spring, the through-hole has been seted up on water board (13).
6. The device for collecting floating objects by using river water flow as power according to claim 1, wherein the device comprises: a fixing plate is fixedly connected below the fixing rod (12).
7. The device for collecting floating objects by using river water flow as power according to claim 1, wherein the device comprises: the inside swing joint of treater (1) has the removal track, and the inside swing joint of removal track has removal spring and a water rack.
8. The device for collecting floating objects by using river water flow as power according to claim 1, wherein the device comprises: a water outlet is arranged below the processor (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911306744.5A CN110952518B (en) | 2019-12-18 | 2019-12-18 | Device for collecting floaters by utilizing river flow as power to generate negative pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911306744.5A CN110952518B (en) | 2019-12-18 | 2019-12-18 | Device for collecting floaters by utilizing river flow as power to generate negative pressure |
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| Publication Number | Publication Date |
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| CN110952518A true CN110952518A (en) | 2020-04-03 |
| CN110952518B CN110952518B (en) | 2021-05-28 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111519590A (en) * | 2020-05-18 | 2020-08-11 | 安徽一诺青春工业设计有限公司 | Device for automatically collecting floating garbage on sea surface by utilizing solar energy |
| CN112195891A (en) * | 2020-09-22 | 2021-01-08 | 胡洪峰 | Using method of waterwheel type river garbage collection device |
| CN113030059A (en) * | 2021-05-19 | 2021-06-25 | 广东华赛能源有限公司 | Convenient detection device for heavy metal content of polluted river |
| CN113338234A (en) * | 2021-06-30 | 2021-09-03 | 刘敏 | Overflow formula dam body diversion is with filtering trash rack |
| CN113404027A (en) * | 2021-07-28 | 2021-09-17 | 张梦龙 | New energy lake surface floater collecting device without external power drive |
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| US4839062A (en) * | 1987-06-01 | 1989-06-13 | Sanders Brine Shrimp Company | Method of harvesting and harvesting device for brine shrimp eggs |
| CA2879312A1 (en) * | 2015-01-22 | 2016-07-22 | Lawrence Schmidt | Method and apparatus for skimming a floating liquid from a body of water |
| CN208293535U (en) * | 2018-04-09 | 2018-12-28 | 江苏洁源环保科技有限公司 | A kind of garbage filtering device for hydraulic engineering |
| CN208472688U (en) * | 2018-06-27 | 2019-02-05 | 乔晓雪 | Garbage cleaning device before a kind of sluice |
| CN209603107U (en) * | 2019-01-04 | 2019-11-08 | 天津市排水管理处 | A kind of Multifunctional river channel comprehensive treatment ship |
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2019
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US4839062A (en) * | 1987-06-01 | 1989-06-13 | Sanders Brine Shrimp Company | Method of harvesting and harvesting device for brine shrimp eggs |
| CA2879312A1 (en) * | 2015-01-22 | 2016-07-22 | Lawrence Schmidt | Method and apparatus for skimming a floating liquid from a body of water |
| CN208293535U (en) * | 2018-04-09 | 2018-12-28 | 江苏洁源环保科技有限公司 | A kind of garbage filtering device for hydraulic engineering |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111519590A (en) * | 2020-05-18 | 2020-08-11 | 安徽一诺青春工业设计有限公司 | Device for automatically collecting floating garbage on sea surface by utilizing solar energy |
| CN112195891A (en) * | 2020-09-22 | 2021-01-08 | 胡洪峰 | Using method of waterwheel type river garbage collection device |
| CN113030059A (en) * | 2021-05-19 | 2021-06-25 | 广东华赛能源有限公司 | Convenient detection device for heavy metal content of polluted river |
| CN113338234A (en) * | 2021-06-30 | 2021-09-03 | 刘敏 | Overflow formula dam body diversion is with filtering trash rack |
| CN113404027A (en) * | 2021-07-28 | 2021-09-17 | 张梦龙 | New energy lake surface floater collecting device without external power drive |
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| CN110952518B (en) | 2021-05-28 |
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Inventor after: Su Xiaohui Inventor after: Xiu Xia Qu Inventor after: Cao Qiuli Inventor after: Huang Ming Inventor before: Huang Ming |
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